diff options
Diffstat (limited to 'pixman/pixman/pixman-access.c')
-rw-r--r-- | pixman/pixman/pixman-access.c | 5891 |
1 files changed, 2989 insertions, 2902 deletions
diff --git a/pixman/pixman/pixman-access.c b/pixman/pixman/pixman-access.c index fa0a2679f..33db7fd00 100644 --- a/pixman/pixman/pixman-access.c +++ b/pixman/pixman/pixman-access.c @@ -1,2902 +1,2989 @@ -/* - * - * Copyright © 2000 Keith Packard, member of The XFree86 Project, Inc. - * 2005 Lars Knoll & Zack Rusin, Trolltech - * 2008 Aaron Plattner, NVIDIA Corporation - * - * Permission to use, copy, modify, distribute, and sell this software and its - * documentation for any purpose is hereby granted without fee, provided that - * the above copyright notice appear in all copies and that both that - * copyright notice and this permission notice appear in supporting - * documentation, and that the name of Keith Packard not be used in - * advertising or publicity pertaining to distribution of the software without - * specific, written prior permission. Keith Packard makes no - * representations about the suitability of this software for any purpose. It - * is provided "as is" without express or implied warranty. - * - * THE COPYRIGHT HOLDERS DISCLAIM ALL WARRANTIES WITH REGARD TO THIS - * SOFTWARE, INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND - * FITNESS, IN NO EVENT SHALL THE COPYRIGHT HOLDERS BE LIABLE FOR ANY - * SPECIAL, INDIRECT OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES - * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN - * AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING - * OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS - * SOFTWARE. - */ - -#ifdef HAVE_CONFIG_H -#include <config.h> -#endif - -#include <stdlib.h> -#include <string.h> -#include <assert.h> - -#include "pixman-private.h" -#include "pixman-accessor.h" - -#define CONVERT_RGB24_TO_Y15(s) \ - (((((s) >> 16) & 0xff) * 153 + \ - (((s) >> 8) & 0xff) * 301 + \ - (((s) ) & 0xff) * 58) >> 2) - -#define CONVERT_RGB24_TO_RGB15(s) \ - ((((s) >> 3) & 0x001f) | \ - (((s) >> 6) & 0x03e0) | \ - (((s) >> 9) & 0x7c00)) - -#define RGB15_TO_ENTRY(mif,rgb15) \ - ((mif)->ent[rgb15]) - -#define RGB24_TO_ENTRY(mif,rgb24) \ - RGB15_TO_ENTRY (mif,CONVERT_RGB24_TO_RGB15 (rgb24)) - -#define RGB24_TO_ENTRY_Y(mif,rgb24) \ - ((mif)->ent[CONVERT_RGB24_TO_Y15 (rgb24)]) - -/* - * YV12 setup and access macros - */ - -#define YV12_SETUP(image) \ - bits_image_t *__bits_image = (bits_image_t *)image; \ - uint32_t *bits = __bits_image->bits; \ - int stride = __bits_image->rowstride; \ - int offset0 = stride < 0 ? \ - ((-stride) >> 1) * ((__bits_image->height - 1) >> 1) - stride : \ - stride * __bits_image->height; \ - int offset1 = stride < 0 ? \ - offset0 + ((-stride) >> 1) * ((__bits_image->height) >> 1) : \ - offset0 + (offset0 >> 2) - -/* Note no trailing semicolon on the above macro; if it's there, then - * the typical usage of YV12_SETUP(image); will have an extra trailing ; - * that some compilers will interpret as a statement -- and then any further - * variable declarations will cause an error. - */ - -#define YV12_Y(line) \ - ((uint8_t *) ((bits) + (stride) * (line))) - -#define YV12_U(line) \ - ((uint8_t *) ((bits) + offset1 + \ - ((stride) >> 1) * ((line) >> 1))) - -#define YV12_V(line) \ - ((uint8_t *) ((bits) + offset0 + \ - ((stride) >> 1) * ((line) >> 1))) - -/********************************** Fetch ************************************/ - -static void -fetch_scanline_a8r8g8b8 (pixman_image_t *image, - int x, - int y, - int width, - uint32_t * buffer, - const uint32_t *mask, - uint32_t mask_bits) -{ - const uint32_t *bits = image->bits.bits + y * image->bits.rowstride; - - MEMCPY_WRAPPED (image, - buffer, (const uint32_t *)bits + x, - width * sizeof(uint32_t)); -} - -static void -fetch_scanline_x8r8g8b8 (pixman_image_t *image, - int x, - int y, - int width, - uint32_t * buffer, - const uint32_t *mask, - uint32_t mask_bits) -{ - const uint32_t *bits = image->bits.bits + y * image->bits.rowstride; - const uint32_t *pixel = (const uint32_t *)bits + x; - const uint32_t *end = pixel + width; - - while (pixel < end) - *buffer++ = READ (image, pixel++) | 0xff000000; -} - -static void -fetch_scanline_a8b8g8r8 (pixman_image_t *image, - int x, - int y, - int width, - uint32_t * buffer, - const uint32_t *mask, - uint32_t mask_bits) -{ - const uint32_t *bits = image->bits.bits + y * image->bits.rowstride; - const uint32_t *pixel = (uint32_t *)bits + x; - const uint32_t *end = pixel + width; - - while (pixel < end) - { - uint32_t p = READ (image, pixel++); - - *buffer++ = (p & 0xff00ff00) | - ((p >> 16) & 0xff) | - ((p & 0xff) << 16); - } -} - -static void -fetch_scanline_x8b8g8r8 (pixman_image_t *image, - int x, - int y, - int width, - uint32_t * buffer, - const uint32_t *mask, - uint32_t mask_bits) -{ - const uint32_t *bits = image->bits.bits + y * image->bits.rowstride; - const uint32_t *pixel = (uint32_t *)bits + x; - const uint32_t *end = pixel + width; - - while (pixel < end) - { - uint32_t p = READ (image, pixel++); - - *buffer++ = 0xff000000 | - (p & 0x0000ff00) | - ((p >> 16) & 0xff) | - ((p & 0xff) << 16); - } -} - -static void -fetch_scanline_b8g8r8a8 (pixman_image_t *image, - int x, - int y, - int width, - uint32_t * buffer, - const uint32_t *mask, - uint32_t mask_bits) -{ - const uint32_t *bits = image->bits.bits + y * image->bits.rowstride; - const uint32_t *pixel = (uint32_t *)bits + x; - const uint32_t *end = pixel + width; - - while (pixel < end) - { - uint32_t p = READ (image, pixel++); - - *buffer++ = (((p & 0xff000000) >> 24) | - ((p & 0x00ff0000) >> 8) | - ((p & 0x0000ff00) << 8) | - ((p & 0x000000ff) << 24)); - } -} - -static void -fetch_scanline_b8g8r8x8 (pixman_image_t *image, - int x, - int y, - int width, - uint32_t * buffer, - const uint32_t *mask, - uint32_t mask_bits) -{ - const uint32_t *bits = image->bits.bits + y * image->bits.rowstride; - const uint32_t *pixel = (uint32_t *)bits + x; - const uint32_t *end = pixel + width; - - while (pixel < end) - { - uint32_t p = READ (image, pixel++); - - *buffer++ = (0xff000000 | - ((p & 0xff000000) >> 24) | - ((p & 0x00ff0000) >> 8) | - ((p & 0x0000ff00) << 8)); - } -} - -/* Expects a uint64_t buffer */ -static void -fetch_scanline_a2r10g10b10 (pixman_image_t *image, - int x, - int y, - int width, - uint32_t * b, - const uint32_t *mask, - uint32_t mask_bits) -{ - const uint32_t *bits = image->bits.bits + y * image->bits.rowstride; - const uint32_t *pixel = bits + x; - const uint32_t *end = pixel + width; - uint64_t *buffer = (uint64_t *)b; - - while (pixel < end) - { - uint32_t p = READ (image, pixel++); - uint64_t a = p >> 30; - uint64_t r = (p >> 20) & 0x3ff; - uint64_t g = (p >> 10) & 0x3ff; - uint64_t b = p & 0x3ff; - - r = r << 6 | r >> 4; - g = g << 6 | g >> 4; - b = b << 6 | b >> 4; - - a <<= 14; - a |= a >> 2; - a |= a >> 4; - a |= a >> 8; - - *buffer++ = a << 48 | r << 32 | g << 16 | b; - } -} - -/* Expects a uint64_t buffer */ -static void -fetch_scanline_x2r10g10b10 (pixman_image_t *image, - int x, - int y, - int width, - uint32_t * b, - const uint32_t *mask, - uint32_t mask_bits) -{ - const uint32_t *bits = image->bits.bits + y * image->bits.rowstride; - const uint32_t *pixel = (uint32_t *)bits + x; - const uint32_t *end = pixel + width; - uint64_t *buffer = (uint64_t *)b; - - while (pixel < end) - { - uint32_t p = READ (image, pixel++); - uint64_t r = (p >> 20) & 0x3ff; - uint64_t g = (p >> 10) & 0x3ff; - uint64_t b = p & 0x3ff; - - r = r << 6 | r >> 4; - g = g << 6 | g >> 4; - b = b << 6 | b >> 4; - - *buffer++ = 0xffffULL << 48 | r << 32 | g << 16 | b; - } -} - -/* Expects a uint64_t buffer */ -static void -fetch_scanline_a2b10g10r10 (pixman_image_t *image, - int x, - int y, - int width, - uint32_t * b, - const uint32_t *mask, - uint32_t mask_bits) -{ - const uint32_t *bits = image->bits.bits + y * image->bits.rowstride; - const uint32_t *pixel = bits + x; - const uint32_t *end = pixel + width; - uint64_t *buffer = (uint64_t *)b; - - while (pixel < end) - { - uint32_t p = READ (image, pixel++); - uint64_t a = p >> 30; - uint64_t b = (p >> 20) & 0x3ff; - uint64_t g = (p >> 10) & 0x3ff; - uint64_t r = p & 0x3ff; - - r = r << 6 | r >> 4; - g = g << 6 | g >> 4; - b = b << 6 | b >> 4; - - a <<= 14; - a |= a >> 2; - a |= a >> 4; - a |= a >> 8; - - *buffer++ = a << 48 | r << 32 | g << 16 | b; - } -} - -/* Expects a uint64_t buffer */ -static void -fetch_scanline_x2b10g10r10 (pixman_image_t *image, - int x, - int y, - int width, - uint32_t * b, - const uint32_t *mask, - uint32_t mask_bits) -{ - const uint32_t *bits = image->bits.bits + y * image->bits.rowstride; - const uint32_t *pixel = (uint32_t *)bits + x; - const uint32_t *end = pixel + width; - uint64_t *buffer = (uint64_t *)b; - - while (pixel < end) - { - uint32_t p = READ (image, pixel++); - uint64_t b = (p >> 20) & 0x3ff; - uint64_t g = (p >> 10) & 0x3ff; - uint64_t r = p & 0x3ff; - - r = r << 6 | r >> 4; - g = g << 6 | g >> 4; - b = b << 6 | b >> 4; - - *buffer++ = 0xffffULL << 48 | r << 32 | g << 16 | b; - } -} - -static void -fetch_scanline_r8g8b8 (pixman_image_t *image, - int x, - int y, - int width, - uint32_t * buffer, - const uint32_t *mask, - uint32_t mask_bits) -{ - const uint32_t *bits = image->bits.bits + y * image->bits.rowstride; - const uint8_t *pixel = (const uint8_t *)bits + 3 * x; - const uint8_t *end = pixel + 3 * width; - - while (pixel < end) - { - uint32_t b = 0xff000000; - -#ifdef WORDS_BIGENDIAN - b |= (READ (image, pixel++) << 16); - b |= (READ (image, pixel++) << 8); - b |= (READ (image, pixel++)); -#else - b |= (READ (image, pixel++)); - b |= (READ (image, pixel++) << 8); - b |= (READ (image, pixel++) << 16); -#endif - - *buffer++ = b; - } -} - -static void -fetch_scanline_b8g8r8 (pixman_image_t *image, - int x, - int y, - int width, - uint32_t * buffer, - const uint32_t *mask, - uint32_t mask_bits) -{ - const uint32_t *bits = image->bits.bits + y * image->bits.rowstride; - const uint8_t *pixel = (const uint8_t *)bits + 3 * x; - const uint8_t *end = pixel + 3 * width; - - while (pixel < end) - { - uint32_t b = 0xff000000; -#ifdef WORDS_BIGENDIAN - b |= (READ (image, pixel++)); - b |= (READ (image, pixel++) << 8); - b |= (READ (image, pixel++) << 16); -#else - b |= (READ (image, pixel++) << 16); - b |= (READ (image, pixel++) << 8); - b |= (READ (image, pixel++)); -#endif - *buffer++ = b; - } -} - -static void -fetch_scanline_r5g6b5 (pixman_image_t *image, - int x, - int y, - int width, - uint32_t * buffer, - const uint32_t *mask, - uint32_t mask_bits) -{ - const uint32_t *bits = image->bits.bits + y * image->bits.rowstride; - const uint16_t *pixel = (const uint16_t *)bits + x; - const uint16_t *end = pixel + width; - - while (pixel < end) - { - uint32_t p = READ (image, pixel++); - uint32_t r = (((p) << 3) & 0xf8) | - (((p) << 5) & 0xfc00) | - (((p) << 8) & 0xf80000); - - r |= (r >> 5) & 0x70007; - r |= (r >> 6) & 0x300; - - *buffer++ = 0xff000000 | r; - } -} - -static void -fetch_scanline_b5g6r5 (pixman_image_t *image, - int x, - int y, - int width, - uint32_t * buffer, - const uint32_t *mask, - uint32_t mask_bits) -{ - const uint32_t *bits = image->bits.bits + y * image->bits.rowstride; - const uint16_t *pixel = (const uint16_t *)bits + x; - const uint16_t *end = pixel + width; - - while (pixel < end) - { - uint32_t p = READ (image, pixel++); - uint32_t r, g, b; - - b = ((p & 0xf800) | ((p & 0xe000) >> 5)) >> 8; - g = ((p & 0x07e0) | ((p & 0x0600) >> 6)) << 5; - r = ((p & 0x001c) | ((p & 0x001f) << 5)) << 14; - - *buffer++ = 0xff000000 | r | g | b; - } -} - -static void -fetch_scanline_a1r5g5b5 (pixman_image_t *image, - int x, - int y, - int width, - uint32_t * buffer, - const uint32_t *mask, - uint32_t mask_bits) -{ - const uint32_t *bits = image->bits.bits + y * image->bits.rowstride; - const uint16_t *pixel = (const uint16_t *)bits + x; - const uint16_t *end = pixel + width; - - while (pixel < end) - { - uint32_t p = READ (image, pixel++); - uint32_t r, g, b, a; - - a = (uint32_t) ((uint8_t) (0 - ((p & 0x8000) >> 15))) << 24; - r = ((p & 0x7c00) | ((p & 0x7000) >> 5)) << 9; - g = ((p & 0x03e0) | ((p & 0x0380) >> 5)) << 6; - b = ((p & 0x001c) | ((p & 0x001f) << 5)) >> 2; - - *buffer++ = a | r | g | b; - } -} - -static void -fetch_scanline_x1r5g5b5 (pixman_image_t *image, - int x, - int y, - int width, - uint32_t * buffer, - const uint32_t *mask, - uint32_t mask_bits) -{ - const uint32_t *bits = image->bits.bits + y * image->bits.rowstride; - const uint16_t *pixel = (const uint16_t *)bits + x; - const uint16_t *end = pixel + width; - - while (pixel < end) - { - uint32_t p = READ (image, pixel++); - uint32_t r, g, b; - - r = ((p & 0x7c00) | ((p & 0x7000) >> 5)) << 9; - g = ((p & 0x03e0) | ((p & 0x0380) >> 5)) << 6; - b = ((p & 0x001c) | ((p & 0x001f) << 5)) >> 2; - - *buffer++ = 0xff000000 | r | g | b; - } -} - -static void -fetch_scanline_a1b5g5r5 (pixman_image_t *image, - int x, - int y, - int width, - uint32_t * buffer, - const uint32_t *mask, - uint32_t mask_bits) -{ - const uint32_t *bits = image->bits.bits + y * image->bits.rowstride; - const uint16_t *pixel = (const uint16_t *)bits + x; - const uint16_t *end = pixel + width; - uint32_t r, g, b, a; - - while (pixel < end) - { - uint32_t p = READ (image, pixel++); - - a = (uint32_t) ((uint8_t) (0 - ((p & 0x8000) >> 15))) << 24; - b = ((p & 0x7c00) | ((p & 0x7000) >> 5)) >> 7; - g = ((p & 0x03e0) | ((p & 0x0380) >> 5)) << 6; - r = ((p & 0x001c) | ((p & 0x001f) << 5)) << 14; - - *buffer++ = a | r | g | b; - } -} - -static void -fetch_scanline_x1b5g5r5 (pixman_image_t *image, - int x, - int y, - int width, - uint32_t * buffer, - const uint32_t *mask, - uint32_t mask_bits) -{ - const uint32_t *bits = image->bits.bits + y * image->bits.rowstride; - const uint16_t *pixel = (const uint16_t *)bits + x; - const uint16_t *end = pixel + width; - - while (pixel < end) - { - uint32_t p = READ (image, pixel++); - uint32_t r, g, b; - - b = ((p & 0x7c00) | ((p & 0x7000) >> 5)) >> 7; - g = ((p & 0x03e0) | ((p & 0x0380) >> 5)) << 6; - r = ((p & 0x001c) | ((p & 0x001f) << 5)) << 14; - - *buffer++ = 0xff000000 | r | g | b; - } -} - -static void -fetch_scanline_a4r4g4b4 (pixman_image_t *image, - int x, - int y, - int width, - uint32_t * buffer, - const uint32_t *mask, - uint32_t mask_bits) -{ - const uint32_t *bits = image->bits.bits + y * image->bits.rowstride; - const uint16_t *pixel = (const uint16_t *)bits + x; - const uint16_t *end = pixel + width; - - while (pixel < end) - { - uint32_t p = READ (image, pixel++); - uint32_t r, g, b, a; - - a = ((p & 0xf000) | ((p & 0xf000) >> 4)) << 16; - r = ((p & 0x0f00) | ((p & 0x0f00) >> 4)) << 12; - g = ((p & 0x00f0) | ((p & 0x00f0) >> 4)) << 8; - b = ((p & 0x000f) | ((p & 0x000f) << 4)); - - *buffer++ = a | r | g | b; - } -} - -static void -fetch_scanline_x4r4g4b4 (pixman_image_t *image, - int x, - int y, - int width, - uint32_t * buffer, - const uint32_t *mask, - uint32_t mask_bits) -{ - const uint32_t *bits = image->bits.bits + y * image->bits.rowstride; - const uint16_t *pixel = (const uint16_t *)bits + x; - const uint16_t *end = pixel + width; - - while (pixel < end) - { - uint32_t p = READ (image, pixel++); - uint32_t r, g, b; - - r = ((p & 0x0f00) | ((p & 0x0f00) >> 4)) << 12; - g = ((p & 0x00f0) | ((p & 0x00f0) >> 4)) << 8; - b = ((p & 0x000f) | ((p & 0x000f) << 4)); - - *buffer++ = 0xff000000 | r | g | b; - } -} - -static void -fetch_scanline_a4b4g4r4 (pixman_image_t *image, - int x, - int y, - int width, - uint32_t * buffer, - const uint32_t *mask, - uint32_t mask_bits) -{ - const uint32_t *bits = image->bits.bits + y * image->bits.rowstride; - const uint16_t *pixel = (const uint16_t *)bits + x; - const uint16_t *end = pixel + width; - - while (pixel < end) - { - uint32_t p = READ (image, pixel++); - uint32_t r, g, b, a; - - a = ((p & 0xf000) | ((p & 0xf000) >> 4)) << 16; - b = ((p & 0x0f00) | ((p & 0x0f00) >> 4)) >> 4; - g = ((p & 0x00f0) | ((p & 0x00f0) >> 4)) << 8; - r = ((p & 0x000f) | ((p & 0x000f) << 4)) << 16; - - *buffer++ = a | r | g | b; - } -} - -static void -fetch_scanline_x4b4g4r4 (pixman_image_t *image, - int x, - int y, - int width, - uint32_t * buffer, - const uint32_t *mask, - uint32_t mask_bits) -{ - const uint32_t *bits = image->bits.bits + y * image->bits.rowstride; - const uint16_t *pixel = (const uint16_t *)bits + x; - const uint16_t *end = pixel + width; - - while (pixel < end) - { - uint32_t p = READ (image, pixel++); - uint32_t r, g, b; - - b = ((p & 0x0f00) | ((p & 0x0f00) >> 4)) >> 4; - g = ((p & 0x00f0) | ((p & 0x00f0) >> 4)) << 8; - r = ((p & 0x000f) | ((p & 0x000f) << 4)) << 16; - - *buffer++ = 0xff000000 | r | g | b; - } -} - -static void -fetch_scanline_a8 (pixman_image_t *image, - int x, - int y, - int width, - uint32_t * buffer, - const uint32_t *mask, - uint32_t mask_bits) -{ - const uint32_t *bits = image->bits.bits + y * image->bits.rowstride; - const uint8_t *pixel = (const uint8_t *)bits + x; - const uint8_t *end = pixel + width; - - while (pixel < end) - *buffer++ = READ (image, pixel++) << 24; -} - -static void -fetch_scanline_r3g3b2 (pixman_image_t *image, - int x, - int y, - int width, - uint32_t * buffer, - const uint32_t *mask, - uint32_t mask_bits) -{ - const uint32_t *bits = image->bits.bits + y * image->bits.rowstride; - const uint8_t *pixel = (const uint8_t *)bits + x; - const uint8_t *end = pixel + width; - - while (pixel < end) - { - uint32_t p = READ (image, pixel++); - uint32_t r, g, b; - - r = ((p & 0xe0) | ((p & 0xe0) >> 3) | ((p & 0xc0) >> 6)) << 16; - g = ((p & 0x1c) | ((p & 0x18) >> 3) | ((p & 0x1c) << 3)) << 8; - b = (((p & 0x03) ) | - ((p & 0x03) << 2) | - ((p & 0x03) << 4) | - ((p & 0x03) << 6)); - - *buffer++ = 0xff000000 | r | g | b; - } -} - -static void -fetch_scanline_b2g3r3 (pixman_image_t *image, - int x, - int y, - int width, - uint32_t * buffer, - const uint32_t *mask, - uint32_t mask_bits) -{ - const uint32_t *bits = image->bits.bits + y * image->bits.rowstride; - const uint8_t *pixel = (const uint8_t *)bits + x; - const uint8_t *end = pixel + width; - - while (pixel < end) - { - uint32_t p = READ (image, pixel++); - uint32_t r, g, b; - - b = p & 0xc0; - b |= b >> 2; - b |= b >> 4; - b &= 0xff; - - g = (p & 0x38) << 10; - g |= g >> 3; - g |= g >> 6; - g &= 0xff00; - - r = (p & 0x7) << 21; - r |= r >> 3; - r |= r >> 6; - r &= 0xff0000; - - *buffer++ = 0xff000000 | r | g | b; - } -} - -static void -fetch_scanline_a2r2g2b2 (pixman_image_t *image, - int x, - int y, - int width, - uint32_t * buffer, - const uint32_t *mask, - uint32_t mask_bits) -{ - const uint32_t *bits = image->bits.bits + y * image->bits.rowstride; - const uint8_t *pixel = (const uint8_t *)bits + x; - const uint8_t *end = pixel + width; - - while (pixel < end) - { - uint32_t p = READ (image, pixel++); - uint32_t a, r, g, b; - - a = ((p & 0xc0) * 0x55) << 18; - r = ((p & 0x30) * 0x55) << 12; - g = ((p & 0x0c) * 0x55) << 6; - b = ((p & 0x03) * 0x55); - - *buffer++ = a | r | g | b; - } -} - -static void -fetch_scanline_a2b2g2r2 (pixman_image_t *image, - int x, - int y, - int width, - uint32_t * buffer, - const uint32_t *mask, - uint32_t mask_bits) -{ - const uint32_t *bits = image->bits.bits + y * image->bits.rowstride; - const uint8_t *pixel = (const uint8_t *)bits + x; - const uint8_t *end = pixel + width; - - while (pixel < end) - { - uint32_t p = READ (image, pixel++); - uint32_t a, r, g, b; - - a = ((p & 0xc0) * 0x55) << 18; - b = ((p & 0x30) * 0x55) >> 4; - g = ((p & 0x0c) * 0x55) << 6; - r = ((p & 0x03) * 0x55) << 16; - - *buffer++ = a | r | g | b; - } -} - -static void -fetch_scanline_c8 (pixman_image_t *image, - int x, - int y, - int width, - uint32_t * buffer, - const uint32_t *mask, - uint32_t mask_bits) -{ - const uint32_t *bits = image->bits.bits + y * image->bits.rowstride; - const pixman_indexed_t * indexed = image->bits.indexed; - const uint8_t *pixel = (const uint8_t *)bits + x; - const uint8_t *end = pixel + width; - - while (pixel < end) - { - uint32_t p = READ (image, pixel++); - - *buffer++ = indexed->rgba[p]; - } -} - -static void -fetch_scanline_x4a4 (pixman_image_t *image, - int x, - int y, - int width, - uint32_t * buffer, - const uint32_t *mask, - uint32_t mask_bits) -{ - const uint32_t *bits = image->bits.bits + y * image->bits.rowstride; - const uint8_t *pixel = (const uint8_t *)bits + x; - const uint8_t *end = pixel + width; - - while (pixel < end) - { - uint8_t p = READ (image, pixel++) & 0xf; - - *buffer++ = (p | (p << 4)) << 24; - } -} - -#define FETCH_8(img,l,o) (READ (img, (((uint8_t *)(l)) + ((o) >> 3)))) -#ifdef WORDS_BIGENDIAN -#define FETCH_4(img,l,o) \ - (((4 * (o)) & 4) ? (FETCH_8 (img,l, 4 * (o)) & 0xf) : (FETCH_8 (img,l,(4 * (o))) >> 4)) -#else -#define FETCH_4(img,l,o) \ - (((4 * (o)) & 4) ? (FETCH_8 (img, l, 4 * (o)) >> 4) : (FETCH_8 (img, l, (4 * (o))) & 0xf)) -#endif - -static void -fetch_scanline_a4 (pixman_image_t *image, - int x, - int y, - int width, - uint32_t * buffer, - const uint32_t *mask, - uint32_t mask_bits) -{ - const uint32_t *bits = image->bits.bits + y * image->bits.rowstride; - int i; - - for (i = 0; i < width; ++i) - { - uint32_t p = FETCH_4 (image, bits, i + x); - - p |= p << 4; - - *buffer++ = p << 24; - } -} - -static void -fetch_scanline_r1g2b1 (pixman_image_t *image, - int x, - int y, - int width, - uint32_t * buffer, - const uint32_t *mask, - uint32_t mask_bits) -{ - const uint32_t *bits = image->bits.bits + y * image->bits.rowstride; - int i; - - for (i = 0; i < width; ++i) - { - uint32_t p = FETCH_4 (image, bits, i + x); - uint32_t r, g, b; - - r = ((p & 0x8) * 0xff) << 13; - g = ((p & 0x6) * 0x55) << 7; - b = ((p & 0x1) * 0xff); - - *buffer++ = 0xff000000 | r | g | b; - } -} - -static void -fetch_scanline_b1g2r1 (pixman_image_t *image, - int x, - int y, - int width, - uint32_t * buffer, - const uint32_t *mask, - uint32_t mask_bits) -{ - const uint32_t *bits = image->bits.bits + y * image->bits.rowstride; - int i; - - for (i = 0; i < width; ++i) - { - uint32_t p = FETCH_4 (image, bits, i + x); - uint32_t r, g, b; - - b = ((p & 0x8) * 0xff) >> 3; - g = ((p & 0x6) * 0x55) << 7; - r = ((p & 0x1) * 0xff) << 16; - - *buffer++ = 0xff000000 | r | g | b; - } -} - -static void -fetch_scanline_a1r1g1b1 (pixman_image_t *image, - int x, - int y, - int width, - uint32_t * buffer, - const uint32_t *mask, - uint32_t mask_bits) -{ - uint32_t a, r, g, b; - const uint32_t *bits = image->bits.bits + y * image->bits.rowstride; - int i; - - for (i = 0; i < width; ++i) - { - uint32_t p = FETCH_4 (image, bits, i + x); - - a = ((p & 0x8) * 0xff) << 21; - r = ((p & 0x4) * 0xff) << 14; - g = ((p & 0x2) * 0xff) << 7; - b = ((p & 0x1) * 0xff); - - *buffer++ = a | r | g | b; - } -} - -static void -fetch_scanline_a1b1g1r1 (pixman_image_t *image, - int x, - int y, - int width, - uint32_t * buffer, - const uint32_t *mask, - uint32_t mask_bits) -{ - const uint32_t *bits = image->bits.bits + y * image->bits.rowstride; - int i; - - for (i = 0; i < width; ++i) - { - uint32_t p = FETCH_4 (image, bits, i + x); - uint32_t a, r, g, b; - - a = ((p & 0x8) * 0xff) << 21; - b = ((p & 0x4) * 0xff) >> 2; - g = ((p & 0x2) * 0xff) << 7; - r = ((p & 0x1) * 0xff) << 16; - - *buffer++ = a | r | g | b; - } -} - -static void -fetch_scanline_c4 (pixman_image_t *image, - int x, - int y, - int width, - uint32_t * buffer, - const uint32_t *mask, - uint32_t mask_bits) -{ - const uint32_t *bits = image->bits.bits + y * image->bits.rowstride; - const pixman_indexed_t * indexed = image->bits.indexed; - int i; - - for (i = 0; i < width; ++i) - { - uint32_t p = FETCH_4 (image, bits, i + x); - - *buffer++ = indexed->rgba[p]; - } -} - -static void -fetch_scanline_a1 (pixman_image_t *image, - int x, - int y, - int width, - uint32_t * buffer, - const uint32_t *mask, - uint32_t mask_bits) -{ - const uint32_t *bits = image->bits.bits + y * image->bits.rowstride; - int i; - - for (i = 0; i < width; ++i) - { - uint32_t p = READ (image, bits + ((i + x) >> 5)); - uint32_t a; - -#ifdef WORDS_BIGENDIAN - a = p >> (0x1f - ((i + x) & 0x1f)); -#else - a = p >> ((i + x) & 0x1f); -#endif - a = a & 1; - a |= a << 1; - a |= a << 2; - a |= a << 4; - - *buffer++ = a << 24; - } -} - -static void -fetch_scanline_g1 (pixman_image_t *image, - int x, - int y, - int width, - uint32_t * buffer, - const uint32_t *mask, - uint32_t mask_bits) -{ - const uint32_t *bits = image->bits.bits + y * image->bits.rowstride; - const pixman_indexed_t * indexed = image->bits.indexed; - int i; - - for (i = 0; i < width; ++i) - { - uint32_t p = READ (image, bits + ((i + x) >> 5)); - uint32_t a; - -#ifdef WORDS_BIGENDIAN - a = p >> (0x1f - ((i + x) & 0x1f)); -#else - a = p >> ((i + x) & 0x1f); -#endif - a = a & 1; - - *buffer++ = indexed->rgba[a]; - } -} - -static void -fetch_scanline_yuy2 (pixman_image_t *image, - int x, - int line, - int width, - uint32_t * buffer, - const uint32_t *mask, - uint32_t mask_bits) -{ - const uint32_t *bits = image->bits.bits + image->bits.rowstride * line; - int i; - - for (i = 0; i < width; i++) - { - int16_t y, u, v; - int32_t r, g, b; - - y = ((uint8_t *) bits)[(x + i) << 1] - 16; - u = ((uint8_t *) bits)[(((x + i) << 1) & - 4) + 1] - 128; - v = ((uint8_t *) bits)[(((x + i) << 1) & - 4) + 3] - 128; - - /* R = 1.164(Y - 16) + 1.596(V - 128) */ - r = 0x012b27 * y + 0x019a2e * v; - /* G = 1.164(Y - 16) - 0.813(V - 128) - 0.391(U - 128) */ - g = 0x012b27 * y - 0x00d0f2 * v - 0x00647e * u; - /* B = 1.164(Y - 16) + 2.018(U - 128) */ - b = 0x012b27 * y + 0x0206a2 * u; - - *buffer++ = 0xff000000 | - (r >= 0 ? r < 0x1000000 ? r & 0xff0000 : 0xff0000 : 0) | - (g >= 0 ? g < 0x1000000 ? (g >> 8) & 0x00ff00 : 0x00ff00 : 0) | - (b >= 0 ? b < 0x1000000 ? (b >> 16) & 0x0000ff : 0x0000ff : 0); - } -} - -static void -fetch_scanline_yv12 (pixman_image_t *image, - int x, - int line, - int width, - uint32_t * buffer, - const uint32_t *mask, - uint32_t mask_bits) -{ - YV12_SETUP (image); - uint8_t *y_line = YV12_Y (line); - uint8_t *u_line = YV12_U (line); - uint8_t *v_line = YV12_V (line); - int i; - - for (i = 0; i < width; i++) - { - int16_t y, u, v; - int32_t r, g, b; - - y = y_line[x + i] - 16; - u = u_line[(x + i) >> 1] - 128; - v = v_line[(x + i) >> 1] - 128; - - /* R = 1.164(Y - 16) + 1.596(V - 128) */ - r = 0x012b27 * y + 0x019a2e * v; - /* G = 1.164(Y - 16) - 0.813(V - 128) - 0.391(U - 128) */ - g = 0x012b27 * y - 0x00d0f2 * v - 0x00647e * u; - /* B = 1.164(Y - 16) + 2.018(U - 128) */ - b = 0x012b27 * y + 0x0206a2 * u; - - *buffer++ = 0xff000000 | - (r >= 0 ? r < 0x1000000 ? r & 0xff0000 : 0xff0000 : 0) | - (g >= 0 ? g < 0x1000000 ? (g >> 8) & 0x00ff00 : 0x00ff00 : 0) | - (b >= 0 ? b < 0x1000000 ? (b >> 16) & 0x0000ff : 0x0000ff : 0); - } -} - -/**************************** Pixel wise fetching *****************************/ - -/* Despite the type, expects a uint64_t buffer */ -static uint64_t -fetch_pixel_a2r10g10b10 (bits_image_t *image, - int offset, - int line) -{ - uint32_t *bits = image->bits + line * image->rowstride; - uint32_t p = READ (image, bits + offset); - uint64_t a = p >> 30; - uint64_t r = (p >> 20) & 0x3ff; - uint64_t g = (p >> 10) & 0x3ff; - uint64_t b = p & 0x3ff; - - r = r << 6 | r >> 4; - g = g << 6 | g >> 4; - b = b << 6 | b >> 4; - - a <<= 14; - a |= a >> 2; - a |= a >> 4; - a |= a >> 8; - - return a << 48 | r << 32 | g << 16 | b; -} - -/* Despite the type, this function expects a uint64_t buffer */ -static uint64_t -fetch_pixel_x2r10g10b10 (bits_image_t *image, - int offset, - int line) -{ - uint32_t *bits = image->bits + line * image->rowstride; - uint32_t p = READ (image, bits + offset); - uint64_t r = (p >> 20) & 0x3ff; - uint64_t g = (p >> 10) & 0x3ff; - uint64_t b = p & 0x3ff; - - r = r << 6 | r >> 4; - g = g << 6 | g >> 4; - b = b << 6 | b >> 4; - - return 0xffffULL << 48 | r << 32 | g << 16 | b; -} - -/* Despite the type, expects a uint64_t buffer */ -static uint64_t -fetch_pixel_a2b10g10r10 (bits_image_t *image, - int offset, - int line) -{ - uint32_t *bits = image->bits + line * image->rowstride; - uint32_t p = READ (image, bits + offset); - uint64_t a = p >> 30; - uint64_t b = (p >> 20) & 0x3ff; - uint64_t g = (p >> 10) & 0x3ff; - uint64_t r = p & 0x3ff; - - r = r << 6 | r >> 4; - g = g << 6 | g >> 4; - b = b << 6 | b >> 4; - - a <<= 14; - a |= a >> 2; - a |= a >> 4; - a |= a >> 8; - - return a << 48 | r << 32 | g << 16 | b; -} - -/* Despite the type, this function expects a uint64_t buffer */ -static uint64_t -fetch_pixel_x2b10g10r10 (bits_image_t *image, - int offset, - int line) -{ - uint32_t *bits = image->bits + line * image->rowstride; - uint32_t p = READ (image, bits + offset); - uint64_t b = (p >> 20) & 0x3ff; - uint64_t g = (p >> 10) & 0x3ff; - uint64_t r = p & 0x3ff; - - r = r << 6 | r >> 4; - g = g << 6 | g >> 4; - b = b << 6 | b >> 4; - - return 0xffffULL << 48 | r << 32 | g << 16 | b; -} - -static uint32_t -fetch_pixel_a8r8g8b8 (bits_image_t *image, - int offset, - int line) -{ - uint32_t *bits = image->bits + line * image->rowstride; - return READ (image, (uint32_t *)bits + offset); -} - -static uint32_t -fetch_pixel_x8r8g8b8 (bits_image_t *image, - int offset, - int line) -{ - uint32_t *bits = image->bits + line * image->rowstride; - - return READ (image, (uint32_t *)bits + offset) | 0xff000000; -} - -static uint32_t -fetch_pixel_a8b8g8r8 (bits_image_t *image, - int offset, - int line) -{ - uint32_t *bits = image->bits + line * image->rowstride; - uint32_t pixel = READ (image, (uint32_t *)bits + offset); - - return ((pixel & 0xff000000) | - ((pixel >> 16) & 0xff) | - (pixel & 0x0000ff00) | - ((pixel & 0xff) << 16)); -} - -static uint32_t -fetch_pixel_x8b8g8r8 (bits_image_t *image, - int offset, - int line) -{ - uint32_t *bits = image->bits + line * image->rowstride; - uint32_t pixel = READ (image, (uint32_t *)bits + offset); - - return ((0xff000000) | - ((pixel >> 16) & 0xff) | - (pixel & 0x0000ff00) | - ((pixel & 0xff) << 16)); -} - -static uint32_t -fetch_pixel_b8g8r8a8 (bits_image_t *image, - int offset, - int line) -{ - uint32_t *bits = image->bits + line * image->rowstride; - uint32_t pixel = READ (image, (uint32_t *)bits + offset); - - return ((pixel & 0xff000000) >> 24 | - (pixel & 0x00ff0000) >> 8 | - (pixel & 0x0000ff00) << 8 | - (pixel & 0x000000ff) << 24); -} - -static uint32_t -fetch_pixel_b8g8r8x8 (bits_image_t *image, - int offset, - int line) -{ - uint32_t *bits = image->bits + line * image->rowstride; - uint32_t pixel = READ (image, (uint32_t *)bits + offset); - - return ((0xff000000) | - (pixel & 0xff000000) >> 24 | - (pixel & 0x00ff0000) >> 8 | - (pixel & 0x0000ff00) << 8); -} - -static uint32_t -fetch_pixel_r8g8b8 (bits_image_t *image, - int offset, - int line) -{ - uint32_t *bits = image->bits + line * image->rowstride; - uint8_t *pixel = ((uint8_t *) bits) + (offset * 3); - -#ifdef WORDS_BIGENDIAN - return (0xff000000 | - (READ (image, pixel + 0) << 16) | - (READ (image, pixel + 1) << 8) | - (READ (image, pixel + 2))); -#else - return (0xff000000 | - (READ (image, pixel + 2) << 16) | - (READ (image, pixel + 1) << 8) | - (READ (image, pixel + 0))); -#endif -} - -static uint32_t -fetch_pixel_b8g8r8 (bits_image_t *image, - int offset, - int line) -{ - uint32_t *bits = image->bits + line * image->rowstride; - uint8_t *pixel = ((uint8_t *) bits) + (offset * 3); -#ifdef WORDS_BIGENDIAN - return (0xff000000 | - (READ (image, pixel + 2) << 16) | - (READ (image, pixel + 1) << 8) | - (READ (image, pixel + 0))); -#else - return (0xff000000 | - (READ (image, pixel + 0) << 16) | - (READ (image, pixel + 1) << 8) | - (READ (image, pixel + 2))); -#endif -} - -static uint32_t -fetch_pixel_r5g6b5 (bits_image_t *image, - int offset, - int line) -{ - uint32_t *bits = image->bits + line * image->rowstride; - uint32_t pixel = READ (image, (uint16_t *) bits + offset); - uint32_t r, g, b; - - r = ((pixel & 0xf800) | ((pixel & 0xe000) >> 5)) << 8; - g = ((pixel & 0x07e0) | ((pixel & 0x0600) >> 6)) << 5; - b = ((pixel & 0x001c) | ((pixel & 0x001f) << 5)) >> 2; - - return (0xff000000 | r | g | b); -} - -static uint32_t -fetch_pixel_b5g6r5 (bits_image_t *image, - int offset, - int line) -{ - uint32_t r, g, b; - uint32_t *bits = image->bits + line * image->rowstride; - uint32_t pixel = READ (image, (uint16_t *) bits + offset); - - b = ((pixel & 0xf800) | ((pixel & 0xe000) >> 5)) >> 8; - g = ((pixel & 0x07e0) | ((pixel & 0x0600) >> 6)) << 5; - r = ((pixel & 0x001c) | ((pixel & 0x001f) << 5)) << 14; - - return (0xff000000 | r | g | b); -} - -static uint32_t -fetch_pixel_a1r5g5b5 (bits_image_t *image, - int offset, - int line) -{ - uint32_t *bits = image->bits + line * image->rowstride; - uint32_t pixel = READ (image, (uint16_t *) bits + offset); - uint32_t a, r, g, b; - - a = (uint32_t) ((uint8_t) (0 - ((pixel & 0x8000) >> 15))) << 24; - r = ((pixel & 0x7c00) | ((pixel & 0x7000) >> 5)) << 9; - g = ((pixel & 0x03e0) | ((pixel & 0x0380) >> 5)) << 6; - b = ((pixel & 0x001c) | ((pixel & 0x001f) << 5)) >> 2; - - return (a | r | g | b); -} - -static uint32_t -fetch_pixel_x1r5g5b5 (bits_image_t *image, - int offset, - int line) -{ - uint32_t *bits = image->bits + line * image->rowstride; - uint32_t pixel = READ (image, (uint16_t *) bits + offset); - uint32_t r, g, b; - - r = ((pixel & 0x7c00) | ((pixel & 0x7000) >> 5)) << 9; - g = ((pixel & 0x03e0) | ((pixel & 0x0380) >> 5)) << 6; - b = ((pixel & 0x001c) | ((pixel & 0x001f) << 5)) >> 2; - - return (0xff000000 | r | g | b); -} - -static uint32_t -fetch_pixel_a1b5g5r5 (bits_image_t *image, - int offset, - int line) -{ - uint32_t *bits = image->bits + line * image->rowstride; - uint32_t pixel = READ (image, (uint16_t *) bits + offset); - uint32_t a, r, g, b; - - a = (uint32_t) ((uint8_t) (0 - ((pixel & 0x8000) >> 15))) << 24; - b = ((pixel & 0x7c00) | ((pixel & 0x7000) >> 5)) >> 7; - g = ((pixel & 0x03e0) | ((pixel & 0x0380) >> 5)) << 6; - r = ((pixel & 0x001c) | ((pixel & 0x001f) << 5)) << 14; - - return (a | r | g | b); -} - -static uint32_t -fetch_pixel_x1b5g5r5 (bits_image_t *image, - int offset, - int line) -{ - uint32_t *bits = image->bits + line * image->rowstride; - uint32_t pixel = READ (image, (uint16_t *) bits + offset); - uint32_t r, g, b; - - b = ((pixel & 0x7c00) | ((pixel & 0x7000) >> 5)) >> 7; - g = ((pixel & 0x03e0) | ((pixel & 0x0380) >> 5)) << 6; - r = ((pixel & 0x001c) | ((pixel & 0x001f) << 5)) << 14; - - return (0xff000000 | r | g | b); -} - -static uint32_t -fetch_pixel_a4r4g4b4 (bits_image_t *image, - int offset, - int line) -{ - uint32_t *bits = image->bits + line * image->rowstride; - uint32_t pixel = READ (image, (uint16_t *) bits + offset); - uint32_t a, r, g, b; - - a = ((pixel & 0xf000) | ((pixel & 0xf000) >> 4)) << 16; - r = ((pixel & 0x0f00) | ((pixel & 0x0f00) >> 4)) << 12; - g = ((pixel & 0x00f0) | ((pixel & 0x00f0) >> 4)) << 8; - b = ((pixel & 0x000f) | ((pixel & 0x000f) << 4)); - - return (a | r | g | b); -} - -static uint32_t -fetch_pixel_x4r4g4b4 (bits_image_t *image, - int offset, - int line) -{ - uint32_t *bits = image->bits + line * image->rowstride; - uint32_t pixel = READ (image, (uint16_t *) bits + offset); - uint32_t r, g, b; - - r = ((pixel & 0x0f00) | ((pixel & 0x0f00) >> 4)) << 12; - g = ((pixel & 0x00f0) | ((pixel & 0x00f0) >> 4)) << 8; - b = ((pixel & 0x000f) | ((pixel & 0x000f) << 4)); - - return (0xff000000 | r | g | b); -} - -static uint32_t -fetch_pixel_a4b4g4r4 (bits_image_t *image, - int offset, - int line) -{ - uint32_t *bits = image->bits + line * image->rowstride; - uint32_t pixel = READ (image, (uint16_t *) bits + offset); - uint32_t a, r, g, b; - - a = ((pixel & 0xf000) | ((pixel & 0xf000) >> 4)) << 16; - b = ((pixel & 0x0f00) | ((pixel & 0x0f00) >> 4)) >> 4; - g = ((pixel & 0x00f0) | ((pixel & 0x00f0) >> 4)) << 8; - r = ((pixel & 0x000f) | ((pixel & 0x000f) << 4)) << 16; - - return (a | r | g | b); -} - -static uint32_t -fetch_pixel_x4b4g4r4 (bits_image_t *image, - int offset, - int line) -{ - uint32_t *bits = image->bits + line * image->rowstride; - uint32_t pixel = READ (image, (uint16_t *) bits + offset); - uint32_t r, g, b; - - b = ((pixel & 0x0f00) | ((pixel & 0x0f00) >> 4)) >> 4; - g = ((pixel & 0x00f0) | ((pixel & 0x00f0) >> 4)) << 8; - r = ((pixel & 0x000f) | ((pixel & 0x000f) << 4)) << 16; - - return (0xff000000 | r | g | b); -} - -static uint32_t -fetch_pixel_a8 (bits_image_t *image, - int offset, - int line) -{ - uint32_t *bits = image->bits + line * image->rowstride; - uint32_t pixel = READ (image, (uint8_t *) bits + offset); - - return pixel << 24; -} - -static uint32_t -fetch_pixel_r3g3b2 (bits_image_t *image, - int offset, - int line) -{ - uint32_t *bits = image->bits + line * image->rowstride; - uint32_t pixel = READ (image, (uint8_t *) bits + offset); - uint32_t r, g, b; - - r = ((pixel & 0xe0) | - ((pixel & 0xe0) >> 3) | - ((pixel & 0xc0) >> 6)) << 16; - - g = ((pixel & 0x1c) | - ((pixel & 0x18) >> 3) | - ((pixel & 0x1c) << 3)) << 8; - - b = (((pixel & 0x03) ) | - ((pixel & 0x03) << 2) | - ((pixel & 0x03) << 4) | - ((pixel & 0x03) << 6)); - - return (0xff000000 | r | g | b); -} - -static uint32_t -fetch_pixel_b2g3r3 (bits_image_t *image, - int offset, - int line) -{ - uint32_t *bits = image->bits + line * image->rowstride; - uint32_t p = READ (image, (uint8_t *) bits + offset); - uint32_t r, g, b; - - b = p & 0xc0; - b |= b >> 2; - b |= b >> 4; - b &= 0xff; - - g = (p & 0x38) << 10; - g |= g >> 3; - g |= g >> 6; - g &= 0xff00; - - r = (p & 0x7) << 21; - r |= r >> 3; - r |= r >> 6; - r &= 0xff0000; - - return 0xff000000 | r | g | b; -} - -static uint32_t -fetch_pixel_a2r2g2b2 (bits_image_t *image, - int offset, - int line) -{ - uint32_t *bits = image->bits + line * image->rowstride; - uint32_t pixel = READ (image, (uint8_t *) bits + offset); - uint32_t a, r, g, b; - - a = ((pixel & 0xc0) * 0x55) << 18; - r = ((pixel & 0x30) * 0x55) << 12; - g = ((pixel & 0x0c) * 0x55) << 6; - b = ((pixel & 0x03) * 0x55); - - return a | r | g | b; -} - -static uint32_t -fetch_pixel_a2b2g2r2 (bits_image_t *image, - int offset, - int line) -{ - uint32_t *bits = image->bits + line * image->rowstride; - uint32_t pixel = READ (image, (uint8_t *) bits + offset); - uint32_t a, r, g, b; - - a = ((pixel & 0xc0) * 0x55) << 18; - b = ((pixel & 0x30) * 0x55) >> 4; - g = ((pixel & 0x0c) * 0x55) << 6; - r = ((pixel & 0x03) * 0x55) << 16; - - return a | r | g | b; -} - -static uint32_t -fetch_pixel_c8 (bits_image_t *image, - int offset, - int line) -{ - uint32_t *bits = image->bits + line * image->rowstride; - uint32_t pixel = READ (image, (uint8_t *) bits + offset); - const pixman_indexed_t * indexed = image->indexed; - - return indexed->rgba[pixel]; -} - -static uint32_t -fetch_pixel_x4a4 (bits_image_t *image, - int offset, - int line) -{ - uint32_t *bits = image->bits + line * image->rowstride; - uint32_t pixel = READ (image, (uint8_t *) bits + offset); - - return ((pixel & 0xf) | ((pixel & 0xf) << 4)) << 24; -} - -static uint32_t -fetch_pixel_a4 (bits_image_t *image, - int offset, - int line) -{ - uint32_t *bits = image->bits + line * image->rowstride; - uint32_t pixel = FETCH_4 (image, bits, offset); - - pixel |= pixel << 4; - return pixel << 24; -} - -static uint32_t -fetch_pixel_r1g2b1 (bits_image_t *image, - int offset, - int line) -{ - uint32_t *bits = image->bits + line * image->rowstride; - uint32_t pixel = FETCH_4 (image, bits, offset); - uint32_t r, g, b; - - r = ((pixel & 0x8) * 0xff) << 13; - g = ((pixel & 0x6) * 0x55) << 7; - b = ((pixel & 0x1) * 0xff); - - return 0xff000000 | r | g | b; -} - -static uint32_t -fetch_pixel_b1g2r1 (bits_image_t *image, - int offset, - int line) -{ - uint32_t *bits = image->bits + line * image->rowstride; - uint32_t pixel = FETCH_4 (image, bits, offset); - uint32_t r, g, b; - - b = ((pixel & 0x8) * 0xff) >> 3; - g = ((pixel & 0x6) * 0x55) << 7; - r = ((pixel & 0x1) * 0xff) << 16; - - return 0xff000000 | r | g | b; -} - -static uint32_t -fetch_pixel_a1r1g1b1 (bits_image_t *image, - int offset, - int line) -{ - uint32_t *bits = image->bits + line * image->rowstride; - uint32_t pixel = FETCH_4 (image, bits, offset); - uint32_t a, r, g, b; - - a = ((pixel & 0x8) * 0xff) << 21; - r = ((pixel & 0x4) * 0xff) << 14; - g = ((pixel & 0x2) * 0xff) << 7; - b = ((pixel & 0x1) * 0xff); - - return a | r | g | b; -} - -static uint32_t -fetch_pixel_a1b1g1r1 (bits_image_t *image, - int offset, - int line) -{ - uint32_t *bits = image->bits + line * image->rowstride; - uint32_t pixel = FETCH_4 (image, bits, offset); - uint32_t a, r, g, b; - - a = ((pixel & 0x8) * 0xff) << 21; - b = ((pixel & 0x4) * 0xff) >> 2; - g = ((pixel & 0x2) * 0xff) << 7; - r = ((pixel & 0x1) * 0xff) << 16; - - return a | r | g | b; -} - -static uint32_t -fetch_pixel_c4 (bits_image_t *image, - int offset, - int line) -{ - uint32_t *bits = image->bits + line * image->rowstride; - uint32_t pixel = FETCH_4 (image, bits, offset); - const pixman_indexed_t * indexed = image->indexed; - - return indexed->rgba[pixel]; -} - -static uint32_t -fetch_pixel_a1 (bits_image_t *image, - int offset, - int line) -{ - uint32_t *bits = image->bits + line * image->rowstride; - uint32_t pixel = READ (image, bits + (offset >> 5)); - uint32_t a; - -#ifdef WORDS_BIGENDIAN - a = pixel >> (0x1f - (offset & 0x1f)); -#else - a = pixel >> (offset & 0x1f); -#endif - a = a & 1; - a |= a << 1; - a |= a << 2; - a |= a << 4; - - return a << 24; -} - -static uint32_t -fetch_pixel_g1 (bits_image_t *image, - int offset, - int line) -{ - uint32_t *bits = image->bits + line * image->rowstride; - uint32_t pixel = READ (image, bits + (offset >> 5)); - const pixman_indexed_t * indexed = image->indexed; - uint32_t a; - -#ifdef WORDS_BIGENDIAN - a = pixel >> (0x1f - (offset & 0x1f)); -#else - a = pixel >> (offset & 0x1f); -#endif - a = a & 1; - - return indexed->rgba[a]; -} - -static uint32_t -fetch_pixel_yuy2 (bits_image_t *image, - int offset, - int line) -{ - const uint32_t *bits = image->bits + image->rowstride * line; - - int16_t y, u, v; - int32_t r, g, b; - - y = ((uint8_t *) bits)[offset << 1] - 16; - u = ((uint8_t *) bits)[((offset << 1) & - 4) + 1] - 128; - v = ((uint8_t *) bits)[((offset << 1) & - 4) + 3] - 128; - - /* R = 1.164(Y - 16) + 1.596(V - 128) */ - r = 0x012b27 * y + 0x019a2e * v; - - /* G = 1.164(Y - 16) - 0.813(V - 128) - 0.391(U - 128) */ - g = 0x012b27 * y - 0x00d0f2 * v - 0x00647e * u; - - /* B = 1.164(Y - 16) + 2.018(U - 128) */ - b = 0x012b27 * y + 0x0206a2 * u; - - return 0xff000000 | - (r >= 0 ? r < 0x1000000 ? r & 0xff0000 : 0xff0000 : 0) | - (g >= 0 ? g < 0x1000000 ? (g >> 8) & 0x00ff00 : 0x00ff00 : 0) | - (b >= 0 ? b < 0x1000000 ? (b >> 16) & 0x0000ff : 0x0000ff : 0); -} - -static uint32_t -fetch_pixel_yv12 (bits_image_t *image, - int offset, - int line) -{ - YV12_SETUP (image); - int16_t y = YV12_Y (line)[offset] - 16; - int16_t u = YV12_U (line)[offset >> 1] - 128; - int16_t v = YV12_V (line)[offset >> 1] - 128; - int32_t r, g, b; - - /* R = 1.164(Y - 16) + 1.596(V - 128) */ - r = 0x012b27 * y + 0x019a2e * v; - - /* G = 1.164(Y - 16) - 0.813(V - 128) - 0.391(U - 128) */ - g = 0x012b27 * y - 0x00d0f2 * v - 0x00647e * u; - - /* B = 1.164(Y - 16) + 2.018(U - 128) */ - b = 0x012b27 * y + 0x0206a2 * u; - - return 0xff000000 | - (r >= 0 ? r < 0x1000000 ? r & 0xff0000 : 0xff0000 : 0) | - (g >= 0 ? g < 0x1000000 ? (g >> 8) & 0x00ff00 : 0x00ff00 : 0) | - (b >= 0 ? b < 0x1000000 ? (b >> 16) & 0x0000ff : 0x0000ff : 0); -} - -/*********************************** Store ************************************/ - -#define SPLIT_A(v) \ - uint32_t a = ((v) >> 24), \ - r = ((v) >> 16) & 0xff, \ - g = ((v) >> 8) & 0xff, \ - b = (v) & 0xff - -#define SPLIT(v) \ - uint32_t r = ((v) >> 16) & 0xff, \ - g = ((v) >> 8) & 0xff, \ - b = (v) & 0xff - -static void -store_scanline_a2r10g10b10 (bits_image_t * image, - int x, - int y, - int width, - const uint32_t *v) -{ - uint32_t *bits = image->bits + image->rowstride * y; - uint32_t *pixel = bits + x; - uint64_t *values = (uint64_t *)v; - int i; - - for (i = 0; i < width; ++i) - { - WRITE (image, pixel++, - ((values[i] >> 32) & 0xc0000000) | - ((values[i] >> 18) & 0x3ff00000) | - ((values[i] >> 12) & 0xffc00) | - ((values[i] >> 6) & 0x3ff)); - } -} - -static void -store_scanline_x2r10g10b10 (bits_image_t * image, - int x, - int y, - int width, - const uint32_t *v) -{ - uint32_t *bits = image->bits + image->rowstride * y; - uint64_t *values = (uint64_t *)v; - uint32_t *pixel = bits + x; - int i; - - for (i = 0; i < width; ++i) - { - WRITE (image, pixel++, - ((values[i] >> 18) & 0x3ff00000) | - ((values[i] >> 12) & 0xffc00) | - ((values[i] >> 6) & 0x3ff)); - } -} - -static void -store_scanline_a2b10g10r10 (bits_image_t * image, - int x, - int y, - int width, - const uint32_t *v) -{ - uint32_t *bits = image->bits + image->rowstride * y; - uint32_t *pixel = bits + x; - uint64_t *values = (uint64_t *)v; - int i; - - for (i = 0; i < width; ++i) - { - WRITE (image, pixel++, - ((values[i] >> 32) & 0xc0000000) | - ((values[i] >> 38) & 0x3ff) | - ((values[i] >> 12) & 0xffc00) | - ((values[i] << 14) & 0x3ff00000)); - } -} - -static void -store_scanline_x2b10g10r10 (bits_image_t * image, - int x, - int y, - int width, - const uint32_t *v) -{ - uint32_t *bits = image->bits + image->rowstride * y; - uint64_t *values = (uint64_t *)v; - uint32_t *pixel = bits + x; - int i; - - for (i = 0; i < width; ++i) - { - WRITE (image, pixel++, - ((values[i] >> 38) & 0x3ff) | - ((values[i] >> 12) & 0xffc00) | - ((values[i] << 14) & 0x3ff00000)); - } -} - -static void -store_scanline_a8r8g8b8 (bits_image_t * image, - int x, - int y, - int width, - const uint32_t *values) -{ - uint32_t *bits = image->bits + image->rowstride * y; - - MEMCPY_WRAPPED (image, ((uint32_t *)bits) + x, values, - width * sizeof(uint32_t)); -} - -static void -store_scanline_x8r8g8b8 (bits_image_t * image, - int x, - int y, - int width, - const uint32_t *values) -{ - uint32_t *bits = image->bits + image->rowstride * y; - uint32_t *pixel = (uint32_t *)bits + x; - int i; - - for (i = 0; i < width; ++i) - WRITE (image, pixel++, values[i] & 0xffffff); -} - -static void -store_scanline_a8b8g8r8 (bits_image_t * image, - int x, - int y, - int width, - const uint32_t *values) -{ - uint32_t *bits = image->bits + image->rowstride * y; - uint32_t *pixel = (uint32_t *)bits + x; - int i; - - for (i = 0; i < width; ++i) - { - WRITE (image, pixel++, - (values[i] & 0xff00ff00) | - ((values[i] >> 16) & 0xff) | - ((values[i] & 0xff) << 16)); - } -} - -static void -store_scanline_x8b8g8r8 (bits_image_t * image, - int x, - int y, - int width, - const uint32_t *values) -{ - uint32_t *bits = image->bits + image->rowstride * y; - uint32_t *pixel = (uint32_t *)bits + x; - int i; - - for (i = 0; i < width; ++i) - { - WRITE (image, pixel++, - (values[i] & 0x0000ff00) | - ((values[i] >> 16) & 0xff) | - ((values[i] & 0xff) << 16)); - } -} - -static void -store_scanline_b8g8r8a8 (bits_image_t * image, - int x, - int y, - int width, - const uint32_t *values) -{ - uint32_t *bits = image->bits + image->rowstride * y; - uint32_t *pixel = (uint32_t *)bits + x; - int i; - - for (i = 0; i < width; ++i) - { - WRITE (image, pixel++, - ((values[i] >> 24) & 0x000000ff) | - ((values[i] >> 8) & 0x0000ff00) | - ((values[i] << 8) & 0x00ff0000) | - ((values[i] << 24) & 0xff000000)); - } -} - -static void -store_scanline_b8g8r8x8 (bits_image_t * image, - int x, - int y, - int width, - const uint32_t *values) -{ - uint32_t *bits = image->bits + image->rowstride * y; - uint32_t *pixel = (uint32_t *)bits + x; - int i; - - for (i = 0; i < width; ++i) - { - WRITE (image, pixel++, - ((values[i] >> 8) & 0x0000ff00) | - ((values[i] << 8) & 0x00ff0000) | - ((values[i] << 24) & 0xff000000)); - } -} - -static void -store_scanline_r8g8b8 (bits_image_t * image, - int x, - int y, - int width, - const uint32_t *values) -{ - uint32_t *bits = image->bits + image->rowstride * y; - uint8_t *pixel = ((uint8_t *) bits) + 3 * x; - int i; - - for (i = 0; i < width; ++i) - { - uint32_t val = values[i]; - -#ifdef WORDS_BIGENDIAN - WRITE (image, pixel++, (val & 0x00ff0000) >> 16); - WRITE (image, pixel++, (val & 0x0000ff00) >> 8); - WRITE (image, pixel++, (val & 0x000000ff) >> 0); -#else - WRITE (image, pixel++, (val & 0x000000ff) >> 0); - WRITE (image, pixel++, (val & 0x0000ff00) >> 8); - WRITE (image, pixel++, (val & 0x00ff0000) >> 16); -#endif - } -} - -static void -store_scanline_b8g8r8 (bits_image_t * image, - int x, - int y, - int width, - const uint32_t *values) -{ - uint32_t *bits = image->bits + image->rowstride * y; - uint8_t *pixel = ((uint8_t *) bits) + 3 * x; - int i; - - for (i = 0; i < width; ++i) - { - uint32_t val = values[i]; - -#ifdef WORDS_BIGENDIAN - WRITE (image, pixel++, (val & 0x000000ff) >> 0); - WRITE (image, pixel++, (val & 0x0000ff00) >> 8); - WRITE (image, pixel++, (val & 0x00ff0000) >> 16); -#else - WRITE (image, pixel++, (val & 0x00ff0000) >> 16); - WRITE (image, pixel++, (val & 0x0000ff00) >> 8); - WRITE (image, pixel++, (val & 0x000000ff) >> 0); -#endif - } -} - -static void -store_scanline_r5g6b5 (bits_image_t * image, - int x, - int y, - int width, - const uint32_t *values) -{ - uint32_t *bits = image->bits + image->rowstride * y; - uint16_t *pixel = ((uint16_t *) bits) + x; - int i; - - for (i = 0; i < width; ++i) - { - uint32_t s = values[i]; - - WRITE (image, pixel++, - ((s >> 3) & 0x001f) | - ((s >> 5) & 0x07e0) | - ((s >> 8) & 0xf800)); - } -} - -static void -store_scanline_b5g6r5 (bits_image_t * image, - int x, - int y, - int width, - const uint32_t *values) -{ - uint32_t *bits = image->bits + image->rowstride * y; - uint16_t *pixel = ((uint16_t *) bits) + x; - int i; - - for (i = 0; i < width; ++i) - { - SPLIT (values[i]); - - WRITE (image, pixel++, - ((b << 8) & 0xf800) | - ((g << 3) & 0x07e0) | - ((r >> 3) )); - } -} - -static void -store_scanline_a1r5g5b5 (bits_image_t * image, - int x, - int y, - int width, - const uint32_t *values) -{ - uint32_t *bits = image->bits + image->rowstride * y; - uint16_t *pixel = ((uint16_t *) bits) + x; - int i; - - for (i = 0; i < width; ++i) - { - SPLIT_A (values[i]); - - WRITE (image, pixel++, - ((a << 8) & 0x8000) | - ((r << 7) & 0x7c00) | - ((g << 2) & 0x03e0) | - ((b >> 3) )); - } -} - -static void -store_scanline_x1r5g5b5 (bits_image_t * image, - int x, - int y, - int width, - const uint32_t *values) -{ - uint32_t *bits = image->bits + image->rowstride * y; - uint16_t *pixel = ((uint16_t *) bits) + x; - int i; - - for (i = 0; i < width; ++i) - { - SPLIT (values[i]); - - WRITE (image, pixel++, - ((r << 7) & 0x7c00) | - ((g << 2) & 0x03e0) | - ((b >> 3) )); - } -} - -static void -store_scanline_a1b5g5r5 (bits_image_t * image, - int x, - int y, - int width, - const uint32_t *values) -{ - uint32_t *bits = image->bits + image->rowstride * y; - uint16_t *pixel = ((uint16_t *) bits) + x; - int i; - - for (i = 0; i < width; ++i) - { - SPLIT_A (values[i]); - - WRITE (image, pixel++, - ((a << 8) & 0x8000) | - ((b << 7) & 0x7c00) | - ((g << 2) & 0x03e0) | - ((r >> 3) )); - } -} - -static void -store_scanline_x1b5g5r5 (bits_image_t * image, - int x, - int y, - int width, - const uint32_t *values) -{ - uint32_t *bits = image->bits + image->rowstride * y; - uint16_t *pixel = ((uint16_t *) bits) + x; - int i; - - for (i = 0; i < width; ++i) - { - SPLIT (values[i]); - - WRITE (image, pixel++, ((b << 7) & 0x7c00) | - ((g << 2) & 0x03e0) | - ((r >> 3) )); - } -} - -static void -store_scanline_a4r4g4b4 (bits_image_t * image, - int x, - int y, - int width, - const uint32_t *values) -{ - uint32_t *bits = image->bits + image->rowstride * y; - uint16_t *pixel = ((uint16_t *) bits) + x; - int i; - - for (i = 0; i < width; ++i) - { - SPLIT_A (values[i]); - - WRITE (image, pixel++, - ((a << 8) & 0xf000) | - ((r << 4) & 0x0f00) | - ((g ) & 0x00f0) | - ((b >> 4) )); - } -} - -static void -store_scanline_x4r4g4b4 (bits_image_t * image, - int x, - int y, - int width, - const uint32_t *values) -{ - uint32_t *bits = image->bits + image->rowstride * y; - uint16_t *pixel = ((uint16_t *) bits) + x; - int i; - - for (i = 0; i < width; ++i) - { - SPLIT (values[i]); - - WRITE (image, pixel++, - ((r << 4) & 0x0f00) | - ((g ) & 0x00f0) | - ((b >> 4) )); - } -} - -static void -store_scanline_a4b4g4r4 (bits_image_t * image, - int x, - int y, - int width, - const uint32_t *values) -{ - uint32_t *bits = image->bits + image->rowstride * y; - uint16_t *pixel = ((uint16_t *) bits) + x; - int i; - - for (i = 0; i < width; ++i) - { - SPLIT_A (values[i]); - WRITE (image, pixel++, ((a << 8) & 0xf000) | - ((b << 4) & 0x0f00) | - ((g ) & 0x00f0) | - ((r >> 4) )); - } -} - -static void -store_scanline_x4b4g4r4 (bits_image_t * image, - int x, - int y, - int width, - const uint32_t *values) -{ - uint32_t *bits = image->bits + image->rowstride * y; - uint16_t *pixel = ((uint16_t *) bits) + x; - int i; - - for (i = 0; i < width; ++i) - { - SPLIT (values[i]); - - WRITE (image, pixel++, - ((b << 4) & 0x0f00) | - ((g ) & 0x00f0) | - ((r >> 4) )); - } -} - -static void -store_scanline_a8 (bits_image_t * image, - int x, - int y, - int width, - const uint32_t *values) -{ - uint32_t *bits = image->bits + image->rowstride * y; - uint8_t *pixel = ((uint8_t *) bits) + x; - int i; - - for (i = 0; i < width; ++i) - { - WRITE (image, pixel++, values[i] >> 24); - } -} - -static void -store_scanline_r3g3b2 (bits_image_t * image, - int x, - int y, - int width, - const uint32_t *values) -{ - uint32_t *bits = image->bits + image->rowstride * y; - uint8_t *pixel = ((uint8_t *) bits) + x; - int i; - - for (i = 0; i < width; ++i) - { - SPLIT (values[i]); - - WRITE (image, pixel++, - ((r ) & 0xe0) | - ((g >> 3) & 0x1c) | - ((b >> 6) )); - } -} - -static void -store_scanline_b2g3r3 (bits_image_t * image, - int x, - int y, - int width, - const uint32_t *values) -{ - uint32_t *bits = image->bits + image->rowstride * y; - uint8_t *pixel = ((uint8_t *) bits) + x; - int i; - - for (i = 0; i < width; ++i) - { - SPLIT (values[i]); - - WRITE (image, pixel++, - ((b ) & 0xc0) | - ((g >> 2) & 0x38) | - ((r >> 5) )); - } -} - -static void -store_scanline_a2r2g2b2 (bits_image_t * image, - int x, - int y, - int width, - const uint32_t *values) -{ - uint32_t *bits = image->bits + image->rowstride * y; - uint8_t *pixel = ((uint8_t *) bits) + x; - int i; - - for (i = 0; i < width; ++i) - { - SPLIT_A (values[i]); - - WRITE (image, pixel++, - ((a ) & 0xc0) | - ((r >> 2) & 0x30) | - ((g >> 4) & 0x0c) | - ((b >> 6) )); - } -} - -static void -store_scanline_a2b2g2r2 (bits_image_t * image, - int x, - int y, - int width, - const uint32_t *values) -{ - uint32_t *bits = image->bits + image->rowstride * y; - uint8_t *pixel = ((uint8_t *) bits) + x; - int i; - - for (i = 0; i < width; ++i) - { - SPLIT_A (values[i]); - - *(pixel++) = - ((a ) & 0xc0) | - ((b >> 2) & 0x30) | - ((g >> 4) & 0x0c) | - ((r >> 6) ); - } -} - -static void -store_scanline_c8 (bits_image_t * image, - int x, - int y, - int width, - const uint32_t *values) -{ - uint32_t *bits = image->bits + image->rowstride * y; - uint8_t *pixel = ((uint8_t *) bits) + x; - const pixman_indexed_t *indexed = image->indexed; - int i; - - for (i = 0; i < width; ++i) - WRITE (image, pixel++, RGB24_TO_ENTRY (indexed,values[i])); -} - -static void -store_scanline_x4a4 (bits_image_t * image, - int x, - int y, - int width, - const uint32_t *values) -{ - uint32_t *bits = image->bits + image->rowstride * y; - uint8_t *pixel = ((uint8_t *) bits) + x; - int i; - - for (i = 0; i < width; ++i) - WRITE (image, pixel++, values[i] >> 28); -} - -#define STORE_8(img,l,o,v) (WRITE (img, (uint8_t *)(l) + ((o) >> 3), (v))) -#ifdef WORDS_BIGENDIAN - -#define STORE_4(img,l,o,v) \ - do \ - { \ - int bo = 4 * (o); \ - int v4 = (v) & 0x0f; \ - \ - STORE_8 (img, l, bo, ( \ - bo & 4 ? \ - (FETCH_8 (img, l, bo) & 0xf0) | (v4) : \ - (FETCH_8 (img, l, bo) & 0x0f) | (v4 << 4))); \ - } while (0) -#else - -#define STORE_4(img,l,o,v) \ - do \ - { \ - int bo = 4 * (o); \ - int v4 = (v) & 0x0f; \ - \ - STORE_8 (img, l, bo, ( \ - bo & 4 ? \ - (FETCH_8 (img, l, bo) & 0x0f) | (v4 << 4) : \ - (FETCH_8 (img, l, bo) & 0xf0) | (v4))); \ - } while (0) -#endif - -static void -store_scanline_a4 (bits_image_t * image, - int x, - int y, - int width, - const uint32_t *values) -{ - uint32_t *bits = image->bits + image->rowstride * y; - int i; - - for (i = 0; i < width; ++i) - STORE_4 (image, bits, i + x, values[i] >> 28); -} - -static void -store_scanline_r1g2b1 (bits_image_t * image, - int x, - int y, - int width, - const uint32_t *values) -{ - uint32_t *bits = image->bits + image->rowstride * y; - int i; - - for (i = 0; i < width; ++i) - { - uint32_t pixel; - - SPLIT (values[i]); - pixel = (((r >> 4) & 0x8) | - ((g >> 5) & 0x6) | - ((b >> 7) )); - STORE_4 (image, bits, i + x, pixel); - } -} - -static void -store_scanline_b1g2r1 (bits_image_t * image, - int x, - int y, - int width, - const uint32_t *values) -{ - uint32_t *bits = image->bits + image->rowstride * y; - int i; - - for (i = 0; i < width; ++i) - { - uint32_t pixel; - - SPLIT (values[i]); - pixel = (((b >> 4) & 0x8) | - ((g >> 5) & 0x6) | - ((r >> 7) )); - STORE_4 (image, bits, i + x, pixel); - } -} - -static void -store_scanline_a1r1g1b1 (bits_image_t * image, - int x, - int y, - int width, - const uint32_t *values) -{ - uint32_t *bits = image->bits + image->rowstride * y; - int i; - - for (i = 0; i < width; ++i) - { - uint32_t pixel; - - SPLIT_A (values[i]); - pixel = (((a >> 4) & 0x8) | - ((r >> 5) & 0x4) | - ((g >> 6) & 0x2) | - ((b >> 7) )); - - STORE_4 (image, bits, i + x, pixel); - } -} - -static void -store_scanline_a1b1g1r1 (bits_image_t * image, - int x, - int y, - int width, - const uint32_t *values) -{ - uint32_t *bits = image->bits + image->rowstride * y; - int i; - - for (i = 0; i < width; ++i) - { - uint32_t pixel; - - SPLIT_A (values[i]); - pixel = (((a >> 4) & 0x8) | - ((b >> 5) & 0x4) | - ((g >> 6) & 0x2) | - ((r >> 7) )); - - STORE_4 (image, bits, i + x, pixel); - } -} - -static void -store_scanline_c4 (bits_image_t * image, - int x, - int y, - int width, - const uint32_t *values) -{ - uint32_t *bits = image->bits + image->rowstride * y; - const pixman_indexed_t *indexed = image->indexed; - int i; - - for (i = 0; i < width; ++i) - { - uint32_t pixel; - - pixel = RGB24_TO_ENTRY (indexed, values[i]); - STORE_4 (image, bits, i + x, pixel); - } -} - -static void -store_scanline_a1 (bits_image_t * image, - int x, - int y, - int width, - const uint32_t *values) -{ - uint32_t *bits = image->bits + image->rowstride * y; - int i; - - for (i = 0; i < width; ++i) - { - uint32_t *pixel = ((uint32_t *) bits) + ((i + x) >> 5); - uint32_t mask, v; - -#ifdef WORDS_BIGENDIAN - mask = 1 << (0x1f - ((i + x) & 0x1f)); -#else - mask = 1 << ((i + x) & 0x1f); -#endif - v = values[i] & 0x80000000 ? mask : 0; - - WRITE (image, pixel, (READ (image, pixel) & ~mask) | v); - } -} - -static void -store_scanline_g1 (bits_image_t * image, - int x, - int y, - int width, - const uint32_t *values) -{ - uint32_t *bits = image->bits + image->rowstride * y; - const pixman_indexed_t *indexed = image->indexed; - int i; - - for (i = 0; i < width; ++i) - { - uint32_t *pixel = ((uint32_t *) bits) + ((i + x) >> 5); - uint32_t mask, v; - -#ifdef WORDS_BIGENDIAN - mask = 1 << (0x1f - ((i + x) & 0x1f)); -#else - mask = 1 << ((i + x) & 0x1f); -#endif - v = RGB24_TO_ENTRY_Y (indexed, values[i]) ? mask : 0; - - WRITE (image, pixel, (READ (image, pixel) & ~mask) | v); - } -} - -/* - * Contracts a 64bpp image to 32bpp and then stores it using a regular 32-bit - * store proc. Despite the type, this function expects a uint64_t buffer. - */ -static void -store_scanline_generic_64 (bits_image_t * image, - int x, - int y, - int width, - const uint32_t *values) -{ - uint32_t *argb8_pixels; - - assert (image->common.type == BITS); - - argb8_pixels = pixman_malloc_ab (width, sizeof(uint32_t)); - if (!argb8_pixels) - return; - - /* Contract the scanline. We could do this in place if values weren't - * const. - */ - pixman_contract (argb8_pixels, (uint64_t *)values, width); - - image->store_scanline_raw_32 (image, x, y, width, argb8_pixels); - - free (argb8_pixels); -} - -/* Despite the type, this function expects both buffer - * and mask to be uint64_t - */ -static void -fetch_scanline_generic_64 (pixman_image_t *image, - int x, - int y, - int width, - uint32_t * buffer, - const uint32_t *mask, - uint32_t mask_bits) -{ - /* Fetch the pixels into the first half of buffer and then expand them in - * place. - */ - image->bits.fetch_scanline_raw_32 (image, x, y, width, buffer, NULL, 0); - - pixman_expand ((uint64_t *)buffer, buffer, image->bits.format, width); -} - -/* Despite the type, this function expects a uint64_t *buffer */ -static uint64_t -fetch_pixel_generic_64 (bits_image_t *image, - int offset, - int line) -{ - uint32_t pixel32 = image->fetch_pixel_raw_32 (image, offset, line); - uint64_t result; - - pixman_expand ((uint64_t *)&result, &pixel32, image->format, 1); - - return result; -} - -/* - * XXX: The transformed fetch path only works at 32-bpp so far. When all - * paths have wide versions, this can be removed. - * - * WARNING: This function loses precision! - */ -static uint32_t -fetch_pixel_generic_lossy_32 (bits_image_t *image, - int offset, - int line) -{ - uint64_t pixel64 = image->fetch_pixel_raw_64 (image, offset, line); - uint32_t result; - - pixman_contract (&result, &pixel64, 1); - - return result; -} - -typedef struct -{ - pixman_format_code_t format; - fetch_scanline_t fetch_scanline_raw_32; - fetch_scanline_t fetch_scanline_raw_64; - fetch_pixel_32_t fetch_pixel_raw_32; - fetch_pixel_64_t fetch_pixel_raw_64; - store_scanline_t store_scanline_raw_32; - store_scanline_t store_scanline_raw_64; -} format_info_t; - -#define FORMAT_INFO(format) \ - { \ - PIXMAN_ ## format, \ - fetch_scanline_ ## format, \ - fetch_scanline_generic_64, \ - fetch_pixel_ ## format, fetch_pixel_generic_64, \ - store_scanline_ ## format, store_scanline_generic_64 \ - } - -static const format_info_t accessors[] = -{ -/* 32 bpp formats */ - FORMAT_INFO (a8r8g8b8), - FORMAT_INFO (x8r8g8b8), - FORMAT_INFO (a8b8g8r8), - FORMAT_INFO (x8b8g8r8), - FORMAT_INFO (b8g8r8a8), - FORMAT_INFO (b8g8r8x8), - -/* 24bpp formats */ - FORMAT_INFO (r8g8b8), - FORMAT_INFO (b8g8r8), - -/* 16bpp formats */ - FORMAT_INFO (r5g6b5), - FORMAT_INFO (b5g6r5), - - FORMAT_INFO (a1r5g5b5), - FORMAT_INFO (x1r5g5b5), - FORMAT_INFO (a1b5g5r5), - FORMAT_INFO (x1b5g5r5), - FORMAT_INFO (a4r4g4b4), - FORMAT_INFO (x4r4g4b4), - FORMAT_INFO (a4b4g4r4), - FORMAT_INFO (x4b4g4r4), - -/* 8bpp formats */ - FORMAT_INFO (a8), - FORMAT_INFO (r3g3b2), - FORMAT_INFO (b2g3r3), - FORMAT_INFO (a2r2g2b2), - FORMAT_INFO (a2b2g2r2), - - FORMAT_INFO (c8), - -#define fetch_scanline_g8 fetch_scanline_c8 -#define fetch_pixel_g8 fetch_pixel_c8 -#define store_scanline_g8 store_scanline_c8 - FORMAT_INFO (g8), - -#define fetch_scanline_x4c4 fetch_scanline_c8 -#define fetch_pixel_x4c4 fetch_pixel_c8 -#define store_scanline_x4c4 store_scanline_c8 - FORMAT_INFO (x4c4), - -#define fetch_scanline_x4g4 fetch_scanline_c8 -#define fetch_pixel_x4g4 fetch_pixel_c8 -#define store_scanline_x4g4 store_scanline_c8 - FORMAT_INFO (x4g4), - - FORMAT_INFO (x4a4), - -/* 4bpp formats */ - FORMAT_INFO (a4), - FORMAT_INFO (r1g2b1), - FORMAT_INFO (b1g2r1), - FORMAT_INFO (a1r1g1b1), - FORMAT_INFO (a1b1g1r1), - - FORMAT_INFO (c4), - -#define fetch_scanline_g4 fetch_scanline_c4 -#define fetch_pixel_g4 fetch_pixel_c4 -#define store_scanline_g4 store_scanline_c4 - FORMAT_INFO (g4), - -/* 1bpp formats */ - FORMAT_INFO (a1), - FORMAT_INFO (g1), - -/* Wide formats */ - - { PIXMAN_a2r10g10b10, - NULL, fetch_scanline_a2r10g10b10, - fetch_pixel_generic_lossy_32, fetch_pixel_a2r10g10b10, - NULL, store_scanline_a2r10g10b10 }, - - { PIXMAN_x2r10g10b10, - NULL, fetch_scanline_x2r10g10b10, - fetch_pixel_generic_lossy_32, fetch_pixel_x2r10g10b10, - NULL, store_scanline_x2r10g10b10 }, - - { PIXMAN_a2b10g10r10, - NULL, fetch_scanline_a2b10g10r10, - fetch_pixel_generic_lossy_32, fetch_pixel_a2b10g10r10, - NULL, store_scanline_a2b10g10r10 }, - - { PIXMAN_x2b10g10r10, - NULL, fetch_scanline_x2b10g10r10, - fetch_pixel_generic_lossy_32, fetch_pixel_x2b10g10r10, - NULL, store_scanline_x2b10g10r10 }, - -/* YUV formats */ - { PIXMAN_yuy2, - fetch_scanline_yuy2, fetch_scanline_generic_64, - fetch_pixel_yuy2, fetch_pixel_generic_64, - NULL, NULL }, - - { PIXMAN_yv12, - fetch_scanline_yv12, fetch_scanline_generic_64, - fetch_pixel_yv12, fetch_pixel_generic_64, - NULL, NULL }, - - { PIXMAN_null }, -}; - -static void -setup_accessors (bits_image_t *image) -{ - const format_info_t *info = accessors; - - while (info->format != PIXMAN_null) - { - if (info->format == image->format) - { - image->fetch_scanline_raw_32 = info->fetch_scanline_raw_32; - image->fetch_scanline_raw_64 = info->fetch_scanline_raw_64; - image->fetch_pixel_raw_32 = info->fetch_pixel_raw_32; - image->fetch_pixel_raw_64 = info->fetch_pixel_raw_64; - image->store_scanline_raw_32 = info->store_scanline_raw_32; - image->store_scanline_raw_64 = info->store_scanline_raw_64; - - return; - } - - info++; - } -} - -#ifndef PIXMAN_FB_ACCESSORS -void -_pixman_bits_image_setup_raw_accessors_accessors (bits_image_t *image); - -void -_pixman_bits_image_setup_raw_accessors (bits_image_t *image) -{ - if (image->read_func || image->write_func) - _pixman_bits_image_setup_raw_accessors_accessors (image); - else - setup_accessors (image); -} - -#else - -void -_pixman_bits_image_setup_raw_accessors_accessors (bits_image_t *image) -{ - setup_accessors (image); -} - -#endif +/*
+ *
+ * Copyright © 2000 Keith Packard, member of The XFree86 Project, Inc.
+ * 2005 Lars Knoll & Zack Rusin, Trolltech
+ * 2008 Aaron Plattner, NVIDIA Corporation
+ *
+ * Permission to use, copy, modify, distribute, and sell this software and its
+ * documentation for any purpose is hereby granted without fee, provided that
+ * the above copyright notice appear in all copies and that both that
+ * copyright notice and this permission notice appear in supporting
+ * documentation, and that the name of Keith Packard not be used in
+ * advertising or publicity pertaining to distribution of the software without
+ * specific, written prior permission. Keith Packard makes no
+ * representations about the suitability of this software for any purpose. It
+ * is provided "as is" without express or implied warranty.
+ *
+ * THE COPYRIGHT HOLDERS DISCLAIM ALL WARRANTIES WITH REGARD TO THIS
+ * SOFTWARE, INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND
+ * FITNESS, IN NO EVENT SHALL THE COPYRIGHT HOLDERS BE LIABLE FOR ANY
+ * SPECIAL, INDIRECT OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
+ * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN
+ * AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING
+ * OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS
+ * SOFTWARE.
+ */
+
+#ifdef HAVE_CONFIG_H
+#include <config.h>
+#endif
+
+#include <stdlib.h>
+#include <string.h>
+#include <assert.h>
+
+#include "pixman-private.h"
+#include "pixman-accessor.h"
+
+#define CONVERT_RGB24_TO_Y15(s) \
+ (((((s) >> 16) & 0xff) * 153 + \
+ (((s) >> 8) & 0xff) * 301 + \
+ (((s) ) & 0xff) * 58) >> 2)
+
+#define CONVERT_RGB24_TO_RGB15(s) \
+ ((((s) >> 3) & 0x001f) | \
+ (((s) >> 6) & 0x03e0) | \
+ (((s) >> 9) & 0x7c00))
+
+#define RGB15_TO_ENTRY(mif,rgb15) \
+ ((mif)->ent[rgb15])
+
+#define RGB24_TO_ENTRY(mif,rgb24) \
+ RGB15_TO_ENTRY (mif,CONVERT_RGB24_TO_RGB15 (rgb24))
+
+#define RGB24_TO_ENTRY_Y(mif,rgb24) \
+ ((mif)->ent[CONVERT_RGB24_TO_Y15 (rgb24)])
+
+/*
+ * YV12 setup and access macros
+ */
+
+#define YV12_SETUP(image) \
+ bits_image_t *__bits_image = (bits_image_t *)image; \
+ uint32_t *bits = __bits_image->bits; \
+ int stride = __bits_image->rowstride; \
+ int offset0 = stride < 0 ? \
+ ((-stride) >> 1) * ((__bits_image->height - 1) >> 1) - stride : \
+ stride * __bits_image->height; \
+ int offset1 = stride < 0 ? \
+ offset0 + ((-stride) >> 1) * ((__bits_image->height) >> 1) : \
+ offset0 + (offset0 >> 2)
+
+/* Note no trailing semicolon on the above macro; if it's there, then
+ * the typical usage of YV12_SETUP(image); will have an extra trailing ;
+ * that some compilers will interpret as a statement -- and then any further
+ * variable declarations will cause an error.
+ */
+
+#define YV12_Y(line) \
+ ((uint8_t *) ((bits) + (stride) * (line)))
+
+#define YV12_U(line) \
+ ((uint8_t *) ((bits) + offset1 + \
+ ((stride) >> 1) * ((line) >> 1)))
+
+#define YV12_V(line) \
+ ((uint8_t *) ((bits) + offset0 + \
+ ((stride) >> 1) * ((line) >> 1)))
+
+/********************************** Fetch ************************************/
+
+static void
+fetch_scanline_a8r8g8b8 (pixman_image_t *image,
+ int x,
+ int y,
+ int width,
+ uint32_t * buffer,
+ const uint32_t *mask)
+{
+ const uint32_t *bits = image->bits.bits + y * image->bits.rowstride;
+
+ MEMCPY_WRAPPED (image,
+ buffer, (const uint32_t *)bits + x,
+ width * sizeof(uint32_t));
+}
+
+static void
+fetch_scanline_x8r8g8b8 (pixman_image_t *image,
+ int x,
+ int y,
+ int width,
+ uint32_t * buffer,
+ const uint32_t *mask)
+{
+ const uint32_t *bits = image->bits.bits + y * image->bits.rowstride;
+ const uint32_t *pixel = (const uint32_t *)bits + x;
+ const uint32_t *end = pixel + width;
+
+ while (pixel < end)
+ *buffer++ = READ (image, pixel++) | 0xff000000;
+}
+
+static void
+fetch_scanline_a8b8g8r8 (pixman_image_t *image,
+ int x,
+ int y,
+ int width,
+ uint32_t * buffer,
+ const uint32_t *mask)
+{
+ const uint32_t *bits = image->bits.bits + y * image->bits.rowstride;
+ const uint32_t *pixel = (uint32_t *)bits + x;
+ const uint32_t *end = pixel + width;
+
+ while (pixel < end)
+ {
+ uint32_t p = READ (image, pixel++);
+
+ *buffer++ = (p & 0xff00ff00) |
+ ((p >> 16) & 0xff) |
+ ((p & 0xff) << 16);
+ }
+}
+
+static void
+fetch_scanline_x8b8g8r8 (pixman_image_t *image,
+ int x,
+ int y,
+ int width,
+ uint32_t * buffer,
+ const uint32_t *mask)
+{
+ const uint32_t *bits = image->bits.bits + y * image->bits.rowstride;
+ const uint32_t *pixel = (uint32_t *)bits + x;
+ const uint32_t *end = pixel + width;
+
+ while (pixel < end)
+ {
+ uint32_t p = READ (image, pixel++);
+
+ *buffer++ = 0xff000000 |
+ (p & 0x0000ff00) |
+ ((p >> 16) & 0xff) |
+ ((p & 0xff) << 16);
+ }
+}
+
+static void
+fetch_scanline_b8g8r8a8 (pixman_image_t *image,
+ int x,
+ int y,
+ int width,
+ uint32_t * buffer,
+ const uint32_t *mask)
+{
+ const uint32_t *bits = image->bits.bits + y * image->bits.rowstride;
+ const uint32_t *pixel = (uint32_t *)bits + x;
+ const uint32_t *end = pixel + width;
+
+ while (pixel < end)
+ {
+ uint32_t p = READ (image, pixel++);
+
+ *buffer++ = (((p & 0xff000000) >> 24) |
+ ((p & 0x00ff0000) >> 8) |
+ ((p & 0x0000ff00) << 8) |
+ ((p & 0x000000ff) << 24));
+ }
+}
+
+static void
+fetch_scanline_b8g8r8x8 (pixman_image_t *image,
+ int x,
+ int y,
+ int width,
+ uint32_t * buffer,
+ const uint32_t *mask)
+{
+ const uint32_t *bits = image->bits.bits + y * image->bits.rowstride;
+ const uint32_t *pixel = (uint32_t *)bits + x;
+ const uint32_t *end = pixel + width;
+
+ while (pixel < end)
+ {
+ uint32_t p = READ (image, pixel++);
+
+ *buffer++ = (0xff000000 |
+ ((p & 0xff000000) >> 24) |
+ ((p & 0x00ff0000) >> 8) |
+ ((p & 0x0000ff00) << 8));
+ }
+}
+
+static void
+fetch_scanline_x14r6g6b6 (pixman_image_t *image,
+ int x,
+ int y,
+ int width,
+ uint32_t * buffer,
+ const uint32_t *mask)
+{
+ const uint32_t *bits = image->bits.bits + y * image->bits.rowstride;
+ const uint32_t *pixel = (const uint32_t *)bits + x;
+ const uint32_t *end = pixel + width;
+
+ while (pixel < end)
+ {
+ uint32_t p = READ (image, pixel++);
+ uint32_t r, g, b;
+
+ r = ((p & 0x3f000) << 6) | ((p & 0x30000));
+ g = ((p & 0x00fc0) << 4) | ((p & 0x00c00) >> 2);
+ b = ((p & 0x0003f) << 2) | ((p & 0x00030) >> 4);
+
+ *buffer++ = 0xff000000 | r | g | b;
+ }
+}
+
+/* Expects a uint64_t buffer */
+static void
+fetch_scanline_a2r10g10b10 (pixman_image_t *image,
+ int x,
+ int y,
+ int width,
+ uint32_t * b,
+ const uint32_t *mask)
+{
+ const uint32_t *bits = image->bits.bits + y * image->bits.rowstride;
+ const uint32_t *pixel = bits + x;
+ const uint32_t *end = pixel + width;
+ uint64_t *buffer = (uint64_t *)b;
+
+ while (pixel < end)
+ {
+ uint32_t p = READ (image, pixel++);
+ uint64_t a = p >> 30;
+ uint64_t r = (p >> 20) & 0x3ff;
+ uint64_t g = (p >> 10) & 0x3ff;
+ uint64_t b = p & 0x3ff;
+
+ r = r << 6 | r >> 4;
+ g = g << 6 | g >> 4;
+ b = b << 6 | b >> 4;
+
+ a <<= 14;
+ a |= a >> 2;
+ a |= a >> 4;
+ a |= a >> 8;
+
+ *buffer++ = a << 48 | r << 32 | g << 16 | b;
+ }
+}
+
+/* Expects a uint64_t buffer */
+static void
+fetch_scanline_x2r10g10b10 (pixman_image_t *image,
+ int x,
+ int y,
+ int width,
+ uint32_t * b,
+ const uint32_t *mask)
+{
+ const uint32_t *bits = image->bits.bits + y * image->bits.rowstride;
+ const uint32_t *pixel = (uint32_t *)bits + x;
+ const uint32_t *end = pixel + width;
+ uint64_t *buffer = (uint64_t *)b;
+
+ while (pixel < end)
+ {
+ uint32_t p = READ (image, pixel++);
+ uint64_t r = (p >> 20) & 0x3ff;
+ uint64_t g = (p >> 10) & 0x3ff;
+ uint64_t b = p & 0x3ff;
+
+ r = r << 6 | r >> 4;
+ g = g << 6 | g >> 4;
+ b = b << 6 | b >> 4;
+
+ *buffer++ = 0xffffULL << 48 | r << 32 | g << 16 | b;
+ }
+}
+
+/* Expects a uint64_t buffer */
+static void
+fetch_scanline_a2b10g10r10 (pixman_image_t *image,
+ int x,
+ int y,
+ int width,
+ uint32_t * b,
+ const uint32_t *mask)
+{
+ const uint32_t *bits = image->bits.bits + y * image->bits.rowstride;
+ const uint32_t *pixel = bits + x;
+ const uint32_t *end = pixel + width;
+ uint64_t *buffer = (uint64_t *)b;
+
+ while (pixel < end)
+ {
+ uint32_t p = READ (image, pixel++);
+ uint64_t a = p >> 30;
+ uint64_t b = (p >> 20) & 0x3ff;
+ uint64_t g = (p >> 10) & 0x3ff;
+ uint64_t r = p & 0x3ff;
+
+ r = r << 6 | r >> 4;
+ g = g << 6 | g >> 4;
+ b = b << 6 | b >> 4;
+
+ a <<= 14;
+ a |= a >> 2;
+ a |= a >> 4;
+ a |= a >> 8;
+
+ *buffer++ = a << 48 | r << 32 | g << 16 | b;
+ }
+}
+
+/* Expects a uint64_t buffer */
+static void
+fetch_scanline_x2b10g10r10 (pixman_image_t *image,
+ int x,
+ int y,
+ int width,
+ uint32_t * b,
+ const uint32_t *mask)
+{
+ const uint32_t *bits = image->bits.bits + y * image->bits.rowstride;
+ const uint32_t *pixel = (uint32_t *)bits + x;
+ const uint32_t *end = pixel + width;
+ uint64_t *buffer = (uint64_t *)b;
+
+ while (pixel < end)
+ {
+ uint32_t p = READ (image, pixel++);
+ uint64_t b = (p >> 20) & 0x3ff;
+ uint64_t g = (p >> 10) & 0x3ff;
+ uint64_t r = p & 0x3ff;
+
+ r = r << 6 | r >> 4;
+ g = g << 6 | g >> 4;
+ b = b << 6 | b >> 4;
+
+ *buffer++ = 0xffffULL << 48 | r << 32 | g << 16 | b;
+ }
+}
+
+static void
+fetch_scanline_r8g8b8 (pixman_image_t *image,
+ int x,
+ int y,
+ int width,
+ uint32_t * buffer,
+ const uint32_t *mask)
+{
+ const uint32_t *bits = image->bits.bits + y * image->bits.rowstride;
+ const uint8_t *pixel = (const uint8_t *)bits + 3 * x;
+ const uint8_t *end = pixel + 3 * width;
+
+ while (pixel < end)
+ {
+ uint32_t b = 0xff000000;
+
+#ifdef WORDS_BIGENDIAN
+ b |= (READ (image, pixel++) << 16);
+ b |= (READ (image, pixel++) << 8);
+ b |= (READ (image, pixel++));
+#else
+ b |= (READ (image, pixel++));
+ b |= (READ (image, pixel++) << 8);
+ b |= (READ (image, pixel++) << 16);
+#endif
+
+ *buffer++ = b;
+ }
+}
+
+static void
+fetch_scanline_b8g8r8 (pixman_image_t *image,
+ int x,
+ int y,
+ int width,
+ uint32_t * buffer,
+ const uint32_t *mask)
+{
+ const uint32_t *bits = image->bits.bits + y * image->bits.rowstride;
+ const uint8_t *pixel = (const uint8_t *)bits + 3 * x;
+ const uint8_t *end = pixel + 3 * width;
+
+ while (pixel < end)
+ {
+ uint32_t b = 0xff000000;
+#ifdef WORDS_BIGENDIAN
+ b |= (READ (image, pixel++));
+ b |= (READ (image, pixel++) << 8);
+ b |= (READ (image, pixel++) << 16);
+#else
+ b |= (READ (image, pixel++) << 16);
+ b |= (READ (image, pixel++) << 8);
+ b |= (READ (image, pixel++));
+#endif
+ *buffer++ = b;
+ }
+}
+
+static void
+fetch_scanline_r5g6b5 (pixman_image_t *image,
+ int x,
+ int y,
+ int width,
+ uint32_t * buffer,
+ const uint32_t *mask)
+{
+ const uint32_t *bits = image->bits.bits + y * image->bits.rowstride;
+ const uint16_t *pixel = (const uint16_t *)bits + x;
+ const uint16_t *end = pixel + width;
+
+ while (pixel < end)
+ {
+ uint32_t p = READ (image, pixel++);
+ uint32_t r = (((p) << 3) & 0xf8) |
+ (((p) << 5) & 0xfc00) |
+ (((p) << 8) & 0xf80000);
+
+ r |= (r >> 5) & 0x70007;
+ r |= (r >> 6) & 0x300;
+
+ *buffer++ = 0xff000000 | r;
+ }
+}
+
+static void
+fetch_scanline_b5g6r5 (pixman_image_t *image,
+ int x,
+ int y,
+ int width,
+ uint32_t * buffer,
+ const uint32_t *mask)
+{
+ const uint32_t *bits = image->bits.bits + y * image->bits.rowstride;
+ const uint16_t *pixel = (const uint16_t *)bits + x;
+ const uint16_t *end = pixel + width;
+
+ while (pixel < end)
+ {
+ uint32_t p = READ (image, pixel++);
+ uint32_t r, g, b;
+
+ b = ((p & 0xf800) | ((p & 0xe000) >> 5)) >> 8;
+ g = ((p & 0x07e0) | ((p & 0x0600) >> 6)) << 5;
+ r = ((p & 0x001c) | ((p & 0x001f) << 5)) << 14;
+
+ *buffer++ = 0xff000000 | r | g | b;
+ }
+}
+
+static void
+fetch_scanline_a1r5g5b5 (pixman_image_t *image,
+ int x,
+ int y,
+ int width,
+ uint32_t * buffer,
+ const uint32_t *mask)
+{
+ const uint32_t *bits = image->bits.bits + y * image->bits.rowstride;
+ const uint16_t *pixel = (const uint16_t *)bits + x;
+ const uint16_t *end = pixel + width;
+
+ while (pixel < end)
+ {
+ uint32_t p = READ (image, pixel++);
+ uint32_t r, g, b, a;
+
+ a = (uint32_t) ((uint8_t) (0 - ((p & 0x8000) >> 15))) << 24;
+ r = ((p & 0x7c00) | ((p & 0x7000) >> 5)) << 9;
+ g = ((p & 0x03e0) | ((p & 0x0380) >> 5)) << 6;
+ b = ((p & 0x001c) | ((p & 0x001f) << 5)) >> 2;
+
+ *buffer++ = a | r | g | b;
+ }
+}
+
+static void
+fetch_scanline_x1r5g5b5 (pixman_image_t *image,
+ int x,
+ int y,
+ int width,
+ uint32_t * buffer,
+ const uint32_t *mask)
+{
+ const uint32_t *bits = image->bits.bits + y * image->bits.rowstride;
+ const uint16_t *pixel = (const uint16_t *)bits + x;
+ const uint16_t *end = pixel + width;
+
+ while (pixel < end)
+ {
+ uint32_t p = READ (image, pixel++);
+ uint32_t r, g, b;
+
+ r = ((p & 0x7c00) | ((p & 0x7000) >> 5)) << 9;
+ g = ((p & 0x03e0) | ((p & 0x0380) >> 5)) << 6;
+ b = ((p & 0x001c) | ((p & 0x001f) << 5)) >> 2;
+
+ *buffer++ = 0xff000000 | r | g | b;
+ }
+}
+
+static void
+fetch_scanline_a1b5g5r5 (pixman_image_t *image,
+ int x,
+ int y,
+ int width,
+ uint32_t * buffer,
+ const uint32_t *mask)
+{
+ const uint32_t *bits = image->bits.bits + y * image->bits.rowstride;
+ const uint16_t *pixel = (const uint16_t *)bits + x;
+ const uint16_t *end = pixel + width;
+ uint32_t r, g, b, a;
+
+ while (pixel < end)
+ {
+ uint32_t p = READ (image, pixel++);
+
+ a = (uint32_t) ((uint8_t) (0 - ((p & 0x8000) >> 15))) << 24;
+ b = ((p & 0x7c00) | ((p & 0x7000) >> 5)) >> 7;
+ g = ((p & 0x03e0) | ((p & 0x0380) >> 5)) << 6;
+ r = ((p & 0x001c) | ((p & 0x001f) << 5)) << 14;
+
+ *buffer++ = a | r | g | b;
+ }
+}
+
+static void
+fetch_scanline_x1b5g5r5 (pixman_image_t *image,
+ int x,
+ int y,
+ int width,
+ uint32_t * buffer,
+ const uint32_t *mask)
+{
+ const uint32_t *bits = image->bits.bits + y * image->bits.rowstride;
+ const uint16_t *pixel = (const uint16_t *)bits + x;
+ const uint16_t *end = pixel + width;
+
+ while (pixel < end)
+ {
+ uint32_t p = READ (image, pixel++);
+ uint32_t r, g, b;
+
+ b = ((p & 0x7c00) | ((p & 0x7000) >> 5)) >> 7;
+ g = ((p & 0x03e0) | ((p & 0x0380) >> 5)) << 6;
+ r = ((p & 0x001c) | ((p & 0x001f) << 5)) << 14;
+
+ *buffer++ = 0xff000000 | r | g | b;
+ }
+}
+
+static void
+fetch_scanline_a4r4g4b4 (pixman_image_t *image,
+ int x,
+ int y,
+ int width,
+ uint32_t * buffer,
+ const uint32_t *mask)
+{
+ const uint32_t *bits = image->bits.bits + y * image->bits.rowstride;
+ const uint16_t *pixel = (const uint16_t *)bits + x;
+ const uint16_t *end = pixel + width;
+
+ while (pixel < end)
+ {
+ uint32_t p = READ (image, pixel++);
+ uint32_t r, g, b, a;
+
+ a = ((p & 0xf000) | ((p & 0xf000) >> 4)) << 16;
+ r = ((p & 0x0f00) | ((p & 0x0f00) >> 4)) << 12;
+ g = ((p & 0x00f0) | ((p & 0x00f0) >> 4)) << 8;
+ b = ((p & 0x000f) | ((p & 0x000f) << 4));
+
+ *buffer++ = a | r | g | b;
+ }
+}
+
+static void
+fetch_scanline_x4r4g4b4 (pixman_image_t *image,
+ int x,
+ int y,
+ int width,
+ uint32_t * buffer,
+ const uint32_t *mask)
+{
+ const uint32_t *bits = image->bits.bits + y * image->bits.rowstride;
+ const uint16_t *pixel = (const uint16_t *)bits + x;
+ const uint16_t *end = pixel + width;
+
+ while (pixel < end)
+ {
+ uint32_t p = READ (image, pixel++);
+ uint32_t r, g, b;
+
+ r = ((p & 0x0f00) | ((p & 0x0f00) >> 4)) << 12;
+ g = ((p & 0x00f0) | ((p & 0x00f0) >> 4)) << 8;
+ b = ((p & 0x000f) | ((p & 0x000f) << 4));
+
+ *buffer++ = 0xff000000 | r | g | b;
+ }
+}
+
+static void
+fetch_scanline_a4b4g4r4 (pixman_image_t *image,
+ int x,
+ int y,
+ int width,
+ uint32_t * buffer,
+ const uint32_t *mask)
+{
+ const uint32_t *bits = image->bits.bits + y * image->bits.rowstride;
+ const uint16_t *pixel = (const uint16_t *)bits + x;
+ const uint16_t *end = pixel + width;
+
+ while (pixel < end)
+ {
+ uint32_t p = READ (image, pixel++);
+ uint32_t r, g, b, a;
+
+ a = ((p & 0xf000) | ((p & 0xf000) >> 4)) << 16;
+ b = ((p & 0x0f00) | ((p & 0x0f00) >> 4)) >> 4;
+ g = ((p & 0x00f0) | ((p & 0x00f0) >> 4)) << 8;
+ r = ((p & 0x000f) | ((p & 0x000f) << 4)) << 16;
+
+ *buffer++ = a | r | g | b;
+ }
+}
+
+static void
+fetch_scanline_x4b4g4r4 (pixman_image_t *image,
+ int x,
+ int y,
+ int width,
+ uint32_t * buffer,
+ const uint32_t *mask)
+{
+ const uint32_t *bits = image->bits.bits + y * image->bits.rowstride;
+ const uint16_t *pixel = (const uint16_t *)bits + x;
+ const uint16_t *end = pixel + width;
+
+ while (pixel < end)
+ {
+ uint32_t p = READ (image, pixel++);
+ uint32_t r, g, b;
+
+ b = ((p & 0x0f00) | ((p & 0x0f00) >> 4)) >> 4;
+ g = ((p & 0x00f0) | ((p & 0x00f0) >> 4)) << 8;
+ r = ((p & 0x000f) | ((p & 0x000f) << 4)) << 16;
+
+ *buffer++ = 0xff000000 | r | g | b;
+ }
+}
+
+static void
+fetch_scanline_a8 (pixman_image_t *image,
+ int x,
+ int y,
+ int width,
+ uint32_t * buffer,
+ const uint32_t *mask)
+{
+ const uint32_t *bits = image->bits.bits + y * image->bits.rowstride;
+ const uint8_t *pixel = (const uint8_t *)bits + x;
+ const uint8_t *end = pixel + width;
+
+ while (pixel < end)
+ *buffer++ = READ (image, pixel++) << 24;
+}
+
+static void
+fetch_scanline_r3g3b2 (pixman_image_t *image,
+ int x,
+ int y,
+ int width,
+ uint32_t * buffer,
+ const uint32_t *mask)
+{
+ const uint32_t *bits = image->bits.bits + y * image->bits.rowstride;
+ const uint8_t *pixel = (const uint8_t *)bits + x;
+ const uint8_t *end = pixel + width;
+
+ while (pixel < end)
+ {
+ uint32_t p = READ (image, pixel++);
+ uint32_t r, g, b;
+
+ r = ((p & 0xe0) | ((p & 0xe0) >> 3) | ((p & 0xc0) >> 6)) << 16;
+ g = ((p & 0x1c) | ((p & 0x18) >> 3) | ((p & 0x1c) << 3)) << 8;
+ b = (((p & 0x03) ) |
+ ((p & 0x03) << 2) |
+ ((p & 0x03) << 4) |
+ ((p & 0x03) << 6));
+
+ *buffer++ = 0xff000000 | r | g | b;
+ }
+}
+
+static void
+fetch_scanline_b2g3r3 (pixman_image_t *image,
+ int x,
+ int y,
+ int width,
+ uint32_t * buffer,
+ const uint32_t *mask)
+{
+ const uint32_t *bits = image->bits.bits + y * image->bits.rowstride;
+ const uint8_t *pixel = (const uint8_t *)bits + x;
+ const uint8_t *end = pixel + width;
+
+ while (pixel < end)
+ {
+ uint32_t p = READ (image, pixel++);
+ uint32_t r, g, b;
+
+ b = p & 0xc0;
+ b |= b >> 2;
+ b |= b >> 4;
+ b &= 0xff;
+
+ g = (p & 0x38) << 10;
+ g |= g >> 3;
+ g |= g >> 6;
+ g &= 0xff00;
+
+ r = (p & 0x7) << 21;
+ r |= r >> 3;
+ r |= r >> 6;
+ r &= 0xff0000;
+
+ *buffer++ = 0xff000000 | r | g | b;
+ }
+}
+
+static void
+fetch_scanline_a2r2g2b2 (pixman_image_t *image,
+ int x,
+ int y,
+ int width,
+ uint32_t * buffer,
+ const uint32_t *mask)
+{
+ const uint32_t *bits = image->bits.bits + y * image->bits.rowstride;
+ const uint8_t *pixel = (const uint8_t *)bits + x;
+ const uint8_t *end = pixel + width;
+
+ while (pixel < end)
+ {
+ uint32_t p = READ (image, pixel++);
+ uint32_t a, r, g, b;
+
+ a = ((p & 0xc0) * 0x55) << 18;
+ r = ((p & 0x30) * 0x55) << 12;
+ g = ((p & 0x0c) * 0x55) << 6;
+ b = ((p & 0x03) * 0x55);
+
+ *buffer++ = a | r | g | b;
+ }
+}
+
+static void
+fetch_scanline_a2b2g2r2 (pixman_image_t *image,
+ int x,
+ int y,
+ int width,
+ uint32_t * buffer,
+ const uint32_t *mask)
+{
+ const uint32_t *bits = image->bits.bits + y * image->bits.rowstride;
+ const uint8_t *pixel = (const uint8_t *)bits + x;
+ const uint8_t *end = pixel + width;
+
+ while (pixel < end)
+ {
+ uint32_t p = READ (image, pixel++);
+ uint32_t a, r, g, b;
+
+ a = ((p & 0xc0) * 0x55) << 18;
+ b = ((p & 0x30) * 0x55) >> 4;
+ g = ((p & 0x0c) * 0x55) << 6;
+ r = ((p & 0x03) * 0x55) << 16;
+
+ *buffer++ = a | r | g | b;
+ }
+}
+
+static void
+fetch_scanline_c8 (pixman_image_t *image,
+ int x,
+ int y,
+ int width,
+ uint32_t * buffer,
+ const uint32_t *mask)
+{
+ const uint32_t *bits = image->bits.bits + y * image->bits.rowstride;
+ const pixman_indexed_t * indexed = image->bits.indexed;
+ const uint8_t *pixel = (const uint8_t *)bits + x;
+ const uint8_t *end = pixel + width;
+
+ while (pixel < end)
+ {
+ uint32_t p = READ (image, pixel++);
+
+ *buffer++ = indexed->rgba[p];
+ }
+}
+
+static void
+fetch_scanline_x4a4 (pixman_image_t *image,
+ int x,
+ int y,
+ int width,
+ uint32_t * buffer,
+ const uint32_t *mask)
+{
+ const uint32_t *bits = image->bits.bits + y * image->bits.rowstride;
+ const uint8_t *pixel = (const uint8_t *)bits + x;
+ const uint8_t *end = pixel + width;
+
+ while (pixel < end)
+ {
+ uint8_t p = READ (image, pixel++) & 0xf;
+
+ *buffer++ = (p | (p << 4)) << 24;
+ }
+}
+
+#define FETCH_8(img,l,o) (READ (img, (((uint8_t *)(l)) + ((o) >> 3))))
+#ifdef WORDS_BIGENDIAN
+#define FETCH_4(img,l,o) \
+ (((4 * (o)) & 4) ? (FETCH_8 (img,l, 4 * (o)) & 0xf) : (FETCH_8 (img,l,(4 * (o))) >> 4))
+#else
+#define FETCH_4(img,l,o) \
+ (((4 * (o)) & 4) ? (FETCH_8 (img, l, 4 * (o)) >> 4) : (FETCH_8 (img, l, (4 * (o))) & 0xf))
+#endif
+
+static void
+fetch_scanline_a4 (pixman_image_t *image,
+ int x,
+ int y,
+ int width,
+ uint32_t * buffer,
+ const uint32_t *mask)
+{
+ const uint32_t *bits = image->bits.bits + y * image->bits.rowstride;
+ int i;
+
+ for (i = 0; i < width; ++i)
+ {
+ uint32_t p = FETCH_4 (image, bits, i + x);
+
+ p |= p << 4;
+
+ *buffer++ = p << 24;
+ }
+}
+
+static void
+fetch_scanline_r1g2b1 (pixman_image_t *image,
+ int x,
+ int y,
+ int width,
+ uint32_t * buffer,
+ const uint32_t *mask)
+{
+ const uint32_t *bits = image->bits.bits + y * image->bits.rowstride;
+ int i;
+
+ for (i = 0; i < width; ++i)
+ {
+ uint32_t p = FETCH_4 (image, bits, i + x);
+ uint32_t r, g, b;
+
+ r = ((p & 0x8) * 0xff) << 13;
+ g = ((p & 0x6) * 0x55) << 7;
+ b = ((p & 0x1) * 0xff);
+
+ *buffer++ = 0xff000000 | r | g | b;
+ }
+}
+
+static void
+fetch_scanline_b1g2r1 (pixman_image_t *image,
+ int x,
+ int y,
+ int width,
+ uint32_t * buffer,
+ const uint32_t *mask)
+{
+ const uint32_t *bits = image->bits.bits + y * image->bits.rowstride;
+ int i;
+
+ for (i = 0; i < width; ++i)
+ {
+ uint32_t p = FETCH_4 (image, bits, i + x);
+ uint32_t r, g, b;
+
+ b = ((p & 0x8) * 0xff) >> 3;
+ g = ((p & 0x6) * 0x55) << 7;
+ r = ((p & 0x1) * 0xff) << 16;
+
+ *buffer++ = 0xff000000 | r | g | b;
+ }
+}
+
+static void
+fetch_scanline_a1r1g1b1 (pixman_image_t *image,
+ int x,
+ int y,
+ int width,
+ uint32_t * buffer,
+ const uint32_t *mask)
+{
+ uint32_t a, r, g, b;
+ const uint32_t *bits = image->bits.bits + y * image->bits.rowstride;
+ int i;
+
+ for (i = 0; i < width; ++i)
+ {
+ uint32_t p = FETCH_4 (image, bits, i + x);
+
+ a = ((p & 0x8) * 0xff) << 21;
+ r = ((p & 0x4) * 0xff) << 14;
+ g = ((p & 0x2) * 0xff) << 7;
+ b = ((p & 0x1) * 0xff);
+
+ *buffer++ = a | r | g | b;
+ }
+}
+
+static void
+fetch_scanline_a1b1g1r1 (pixman_image_t *image,
+ int x,
+ int y,
+ int width,
+ uint32_t * buffer,
+ const uint32_t *mask)
+{
+ const uint32_t *bits = image->bits.bits + y * image->bits.rowstride;
+ int i;
+
+ for (i = 0; i < width; ++i)
+ {
+ uint32_t p = FETCH_4 (image, bits, i + x);
+ uint32_t a, r, g, b;
+
+ a = ((p & 0x8) * 0xff) << 21;
+ b = ((p & 0x4) * 0xff) >> 2;
+ g = ((p & 0x2) * 0xff) << 7;
+ r = ((p & 0x1) * 0xff) << 16;
+
+ *buffer++ = a | r | g | b;
+ }
+}
+
+static void
+fetch_scanline_c4 (pixman_image_t *image,
+ int x,
+ int y,
+ int width,
+ uint32_t * buffer,
+ const uint32_t *mask)
+{
+ const uint32_t *bits = image->bits.bits + y * image->bits.rowstride;
+ const pixman_indexed_t * indexed = image->bits.indexed;
+ int i;
+
+ for (i = 0; i < width; ++i)
+ {
+ uint32_t p = FETCH_4 (image, bits, i + x);
+
+ *buffer++ = indexed->rgba[p];
+ }
+}
+
+static void
+fetch_scanline_a1 (pixman_image_t *image,
+ int x,
+ int y,
+ int width,
+ uint32_t * buffer,
+ const uint32_t *mask)
+{
+ const uint32_t *bits = image->bits.bits + y * image->bits.rowstride;
+ int i;
+
+ for (i = 0; i < width; ++i)
+ {
+ uint32_t p = READ (image, bits + ((i + x) >> 5));
+ uint32_t a;
+
+#ifdef WORDS_BIGENDIAN
+ a = p >> (0x1f - ((i + x) & 0x1f));
+#else
+ a = p >> ((i + x) & 0x1f);
+#endif
+ a = a & 1;
+ a |= a << 1;
+ a |= a << 2;
+ a |= a << 4;
+
+ *buffer++ = a << 24;
+ }
+}
+
+static void
+fetch_scanline_g1 (pixman_image_t *image,
+ int x,
+ int y,
+ int width,
+ uint32_t * buffer,
+ const uint32_t *mask)
+{
+ const uint32_t *bits = image->bits.bits + y * image->bits.rowstride;
+ const pixman_indexed_t * indexed = image->bits.indexed;
+ int i;
+
+ for (i = 0; i < width; ++i)
+ {
+ uint32_t p = READ (image, bits + ((i + x) >> 5));
+ uint32_t a;
+
+#ifdef WORDS_BIGENDIAN
+ a = p >> (0x1f - ((i + x) & 0x1f));
+#else
+ a = p >> ((i + x) & 0x1f);
+#endif
+ a = a & 1;
+
+ *buffer++ = indexed->rgba[a];
+ }
+}
+
+static void
+fetch_scanline_yuy2 (pixman_image_t *image,
+ int x,
+ int line,
+ int width,
+ uint32_t * buffer,
+ const uint32_t *mask)
+{
+ const uint32_t *bits = image->bits.bits + image->bits.rowstride * line;
+ int i;
+
+ for (i = 0; i < width; i++)
+ {
+ int16_t y, u, v;
+ int32_t r, g, b;
+
+ y = ((uint8_t *) bits)[(x + i) << 1] - 16;
+ u = ((uint8_t *) bits)[(((x + i) << 1) & - 4) + 1] - 128;
+ v = ((uint8_t *) bits)[(((x + i) << 1) & - 4) + 3] - 128;
+
+ /* R = 1.164(Y - 16) + 1.596(V - 128) */
+ r = 0x012b27 * y + 0x019a2e * v;
+ /* G = 1.164(Y - 16) - 0.813(V - 128) - 0.391(U - 128) */
+ g = 0x012b27 * y - 0x00d0f2 * v - 0x00647e * u;
+ /* B = 1.164(Y - 16) + 2.018(U - 128) */
+ b = 0x012b27 * y + 0x0206a2 * u;
+
+ *buffer++ = 0xff000000 |
+ (r >= 0 ? r < 0x1000000 ? r & 0xff0000 : 0xff0000 : 0) |
+ (g >= 0 ? g < 0x1000000 ? (g >> 8) & 0x00ff00 : 0x00ff00 : 0) |
+ (b >= 0 ? b < 0x1000000 ? (b >> 16) & 0x0000ff : 0x0000ff : 0);
+ }
+}
+
+static void
+fetch_scanline_yv12 (pixman_image_t *image,
+ int x,
+ int line,
+ int width,
+ uint32_t * buffer,
+ const uint32_t *mask)
+{
+ YV12_SETUP (image);
+ uint8_t *y_line = YV12_Y (line);
+ uint8_t *u_line = YV12_U (line);
+ uint8_t *v_line = YV12_V (line);
+ int i;
+
+ for (i = 0; i < width; i++)
+ {
+ int16_t y, u, v;
+ int32_t r, g, b;
+
+ y = y_line[x + i] - 16;
+ u = u_line[(x + i) >> 1] - 128;
+ v = v_line[(x + i) >> 1] - 128;
+
+ /* R = 1.164(Y - 16) + 1.596(V - 128) */
+ r = 0x012b27 * y + 0x019a2e * v;
+ /* G = 1.164(Y - 16) - 0.813(V - 128) - 0.391(U - 128) */
+ g = 0x012b27 * y - 0x00d0f2 * v - 0x00647e * u;
+ /* B = 1.164(Y - 16) + 2.018(U - 128) */
+ b = 0x012b27 * y + 0x0206a2 * u;
+
+ *buffer++ = 0xff000000 |
+ (r >= 0 ? r < 0x1000000 ? r & 0xff0000 : 0xff0000 : 0) |
+ (g >= 0 ? g < 0x1000000 ? (g >> 8) & 0x00ff00 : 0x00ff00 : 0) |
+ (b >= 0 ? b < 0x1000000 ? (b >> 16) & 0x0000ff : 0x0000ff : 0);
+ }
+}
+
+/**************************** Pixel wise fetching *****************************/
+
+/* Despite the type, expects a uint64_t buffer */
+static uint64_t
+fetch_pixel_a2r10g10b10 (bits_image_t *image,
+ int offset,
+ int line)
+{
+ uint32_t *bits = image->bits + line * image->rowstride;
+ uint32_t p = READ (image, bits + offset);
+ uint64_t a = p >> 30;
+ uint64_t r = (p >> 20) & 0x3ff;
+ uint64_t g = (p >> 10) & 0x3ff;
+ uint64_t b = p & 0x3ff;
+
+ r = r << 6 | r >> 4;
+ g = g << 6 | g >> 4;
+ b = b << 6 | b >> 4;
+
+ a <<= 14;
+ a |= a >> 2;
+ a |= a >> 4;
+ a |= a >> 8;
+
+ return a << 48 | r << 32 | g << 16 | b;
+}
+
+/* Despite the type, this function expects a uint64_t buffer */
+static uint64_t
+fetch_pixel_x2r10g10b10 (bits_image_t *image,
+ int offset,
+ int line)
+{
+ uint32_t *bits = image->bits + line * image->rowstride;
+ uint32_t p = READ (image, bits + offset);
+ uint64_t r = (p >> 20) & 0x3ff;
+ uint64_t g = (p >> 10) & 0x3ff;
+ uint64_t b = p & 0x3ff;
+
+ r = r << 6 | r >> 4;
+ g = g << 6 | g >> 4;
+ b = b << 6 | b >> 4;
+
+ return 0xffffULL << 48 | r << 32 | g << 16 | b;
+}
+
+/* Despite the type, expects a uint64_t buffer */
+static uint64_t
+fetch_pixel_a2b10g10r10 (bits_image_t *image,
+ int offset,
+ int line)
+{
+ uint32_t *bits = image->bits + line * image->rowstride;
+ uint32_t p = READ (image, bits + offset);
+ uint64_t a = p >> 30;
+ uint64_t b = (p >> 20) & 0x3ff;
+ uint64_t g = (p >> 10) & 0x3ff;
+ uint64_t r = p & 0x3ff;
+
+ r = r << 6 | r >> 4;
+ g = g << 6 | g >> 4;
+ b = b << 6 | b >> 4;
+
+ a <<= 14;
+ a |= a >> 2;
+ a |= a >> 4;
+ a |= a >> 8;
+
+ return a << 48 | r << 32 | g << 16 | b;
+}
+
+/* Despite the type, this function expects a uint64_t buffer */
+static uint64_t
+fetch_pixel_x2b10g10r10 (bits_image_t *image,
+ int offset,
+ int line)
+{
+ uint32_t *bits = image->bits + line * image->rowstride;
+ uint32_t p = READ (image, bits + offset);
+ uint64_t b = (p >> 20) & 0x3ff;
+ uint64_t g = (p >> 10) & 0x3ff;
+ uint64_t r = p & 0x3ff;
+
+ r = r << 6 | r >> 4;
+ g = g << 6 | g >> 4;
+ b = b << 6 | b >> 4;
+
+ return 0xffffULL << 48 | r << 32 | g << 16 | b;
+}
+
+static uint32_t
+fetch_pixel_a8r8g8b8 (bits_image_t *image,
+ int offset,
+ int line)
+{
+ uint32_t *bits = image->bits + line * image->rowstride;
+ return READ (image, (uint32_t *)bits + offset);
+}
+
+static uint32_t
+fetch_pixel_x8r8g8b8 (bits_image_t *image,
+ int offset,
+ int line)
+{
+ uint32_t *bits = image->bits + line * image->rowstride;
+
+ return READ (image, (uint32_t *)bits + offset) | 0xff000000;
+}
+
+static uint32_t
+fetch_pixel_a8b8g8r8 (bits_image_t *image,
+ int offset,
+ int line)
+{
+ uint32_t *bits = image->bits + line * image->rowstride;
+ uint32_t pixel = READ (image, (uint32_t *)bits + offset);
+
+ return ((pixel & 0xff000000) |
+ ((pixel >> 16) & 0xff) |
+ (pixel & 0x0000ff00) |
+ ((pixel & 0xff) << 16));
+}
+
+static uint32_t
+fetch_pixel_x8b8g8r8 (bits_image_t *image,
+ int offset,
+ int line)
+{
+ uint32_t *bits = image->bits + line * image->rowstride;
+ uint32_t pixel = READ (image, (uint32_t *)bits + offset);
+
+ return ((0xff000000) |
+ ((pixel >> 16) & 0xff) |
+ (pixel & 0x0000ff00) |
+ ((pixel & 0xff) << 16));
+}
+
+static uint32_t
+fetch_pixel_b8g8r8a8 (bits_image_t *image,
+ int offset,
+ int line)
+{
+ uint32_t *bits = image->bits + line * image->rowstride;
+ uint32_t pixel = READ (image, (uint32_t *)bits + offset);
+
+ return ((pixel & 0xff000000) >> 24 |
+ (pixel & 0x00ff0000) >> 8 |
+ (pixel & 0x0000ff00) << 8 |
+ (pixel & 0x000000ff) << 24);
+}
+
+static uint32_t
+fetch_pixel_b8g8r8x8 (bits_image_t *image,
+ int offset,
+ int line)
+{
+ uint32_t *bits = image->bits + line * image->rowstride;
+ uint32_t pixel = READ (image, (uint32_t *)bits + offset);
+
+ return ((0xff000000) |
+ (pixel & 0xff000000) >> 24 |
+ (pixel & 0x00ff0000) >> 8 |
+ (pixel & 0x0000ff00) << 8);
+}
+
+static uint32_t
+fetch_pixel_x14r6g6b6 (bits_image_t *image,
+ int offset,
+ int line)
+{
+ uint32_t *bits = image->bits + line * image->rowstride;
+ uint32_t pixel = READ (image, (uint32_t *) bits + offset);
+ uint32_t r, g, b;
+
+ r = ((pixel & 0x3f000) << 6) | ((pixel & 0x30000));
+ g = ((pixel & 0x00fc0) << 4) | ((pixel & 0x00c00) >> 2);
+ b = ((pixel & 0x0003f) << 2) | ((pixel & 0x00030) >> 4);
+
+ return 0xff000000 | r | g | b;
+}
+
+static uint32_t
+fetch_pixel_r8g8b8 (bits_image_t *image,
+ int offset,
+ int line)
+{
+ uint32_t *bits = image->bits + line * image->rowstride;
+ uint8_t *pixel = ((uint8_t *) bits) + (offset * 3);
+
+#ifdef WORDS_BIGENDIAN
+ return (0xff000000 |
+ (READ (image, pixel + 0) << 16) |
+ (READ (image, pixel + 1) << 8) |
+ (READ (image, pixel + 2)));
+#else
+ return (0xff000000 |
+ (READ (image, pixel + 2) << 16) |
+ (READ (image, pixel + 1) << 8) |
+ (READ (image, pixel + 0)));
+#endif
+}
+
+static uint32_t
+fetch_pixel_b8g8r8 (bits_image_t *image,
+ int offset,
+ int line)
+{
+ uint32_t *bits = image->bits + line * image->rowstride;
+ uint8_t *pixel = ((uint8_t *) bits) + (offset * 3);
+#ifdef WORDS_BIGENDIAN
+ return (0xff000000 |
+ (READ (image, pixel + 2) << 16) |
+ (READ (image, pixel + 1) << 8) |
+ (READ (image, pixel + 0)));
+#else
+ return (0xff000000 |
+ (READ (image, pixel + 0) << 16) |
+ (READ (image, pixel + 1) << 8) |
+ (READ (image, pixel + 2)));
+#endif
+}
+
+static uint32_t
+fetch_pixel_r5g6b5 (bits_image_t *image,
+ int offset,
+ int line)
+{
+ uint32_t *bits = image->bits + line * image->rowstride;
+ uint32_t pixel = READ (image, (uint16_t *) bits + offset);
+ uint32_t r, g, b;
+
+ r = ((pixel & 0xf800) | ((pixel & 0xe000) >> 5)) << 8;
+ g = ((pixel & 0x07e0) | ((pixel & 0x0600) >> 6)) << 5;
+ b = ((pixel & 0x001c) | ((pixel & 0x001f) << 5)) >> 2;
+
+ return (0xff000000 | r | g | b);
+}
+
+static uint32_t
+fetch_pixel_b5g6r5 (bits_image_t *image,
+ int offset,
+ int line)
+{
+ uint32_t r, g, b;
+ uint32_t *bits = image->bits + line * image->rowstride;
+ uint32_t pixel = READ (image, (uint16_t *) bits + offset);
+
+ b = ((pixel & 0xf800) | ((pixel & 0xe000) >> 5)) >> 8;
+ g = ((pixel & 0x07e0) | ((pixel & 0x0600) >> 6)) << 5;
+ r = ((pixel & 0x001c) | ((pixel & 0x001f) << 5)) << 14;
+
+ return (0xff000000 | r | g | b);
+}
+
+static uint32_t
+fetch_pixel_a1r5g5b5 (bits_image_t *image,
+ int offset,
+ int line)
+{
+ uint32_t *bits = image->bits + line * image->rowstride;
+ uint32_t pixel = READ (image, (uint16_t *) bits + offset);
+ uint32_t a, r, g, b;
+
+ a = (uint32_t) ((uint8_t) (0 - ((pixel & 0x8000) >> 15))) << 24;
+ r = ((pixel & 0x7c00) | ((pixel & 0x7000) >> 5)) << 9;
+ g = ((pixel & 0x03e0) | ((pixel & 0x0380) >> 5)) << 6;
+ b = ((pixel & 0x001c) | ((pixel & 0x001f) << 5)) >> 2;
+
+ return (a | r | g | b);
+}
+
+static uint32_t
+fetch_pixel_x1r5g5b5 (bits_image_t *image,
+ int offset,
+ int line)
+{
+ uint32_t *bits = image->bits + line * image->rowstride;
+ uint32_t pixel = READ (image, (uint16_t *) bits + offset);
+ uint32_t r, g, b;
+
+ r = ((pixel & 0x7c00) | ((pixel & 0x7000) >> 5)) << 9;
+ g = ((pixel & 0x03e0) | ((pixel & 0x0380) >> 5)) << 6;
+ b = ((pixel & 0x001c) | ((pixel & 0x001f) << 5)) >> 2;
+
+ return (0xff000000 | r | g | b);
+}
+
+static uint32_t
+fetch_pixel_a1b5g5r5 (bits_image_t *image,
+ int offset,
+ int line)
+{
+ uint32_t *bits = image->bits + line * image->rowstride;
+ uint32_t pixel = READ (image, (uint16_t *) bits + offset);
+ uint32_t a, r, g, b;
+
+ a = (uint32_t) ((uint8_t) (0 - ((pixel & 0x8000) >> 15))) << 24;
+ b = ((pixel & 0x7c00) | ((pixel & 0x7000) >> 5)) >> 7;
+ g = ((pixel & 0x03e0) | ((pixel & 0x0380) >> 5)) << 6;
+ r = ((pixel & 0x001c) | ((pixel & 0x001f) << 5)) << 14;
+
+ return (a | r | g | b);
+}
+
+static uint32_t
+fetch_pixel_x1b5g5r5 (bits_image_t *image,
+ int offset,
+ int line)
+{
+ uint32_t *bits = image->bits + line * image->rowstride;
+ uint32_t pixel = READ (image, (uint16_t *) bits + offset);
+ uint32_t r, g, b;
+
+ b = ((pixel & 0x7c00) | ((pixel & 0x7000) >> 5)) >> 7;
+ g = ((pixel & 0x03e0) | ((pixel & 0x0380) >> 5)) << 6;
+ r = ((pixel & 0x001c) | ((pixel & 0x001f) << 5)) << 14;
+
+ return (0xff000000 | r | g | b);
+}
+
+static uint32_t
+fetch_pixel_a4r4g4b4 (bits_image_t *image,
+ int offset,
+ int line)
+{
+ uint32_t *bits = image->bits + line * image->rowstride;
+ uint32_t pixel = READ (image, (uint16_t *) bits + offset);
+ uint32_t a, r, g, b;
+
+ a = ((pixel & 0xf000) | ((pixel & 0xf000) >> 4)) << 16;
+ r = ((pixel & 0x0f00) | ((pixel & 0x0f00) >> 4)) << 12;
+ g = ((pixel & 0x00f0) | ((pixel & 0x00f0) >> 4)) << 8;
+ b = ((pixel & 0x000f) | ((pixel & 0x000f) << 4));
+
+ return (a | r | g | b);
+}
+
+static uint32_t
+fetch_pixel_x4r4g4b4 (bits_image_t *image,
+ int offset,
+ int line)
+{
+ uint32_t *bits = image->bits + line * image->rowstride;
+ uint32_t pixel = READ (image, (uint16_t *) bits + offset);
+ uint32_t r, g, b;
+
+ r = ((pixel & 0x0f00) | ((pixel & 0x0f00) >> 4)) << 12;
+ g = ((pixel & 0x00f0) | ((pixel & 0x00f0) >> 4)) << 8;
+ b = ((pixel & 0x000f) | ((pixel & 0x000f) << 4));
+
+ return (0xff000000 | r | g | b);
+}
+
+static uint32_t
+fetch_pixel_a4b4g4r4 (bits_image_t *image,
+ int offset,
+ int line)
+{
+ uint32_t *bits = image->bits + line * image->rowstride;
+ uint32_t pixel = READ (image, (uint16_t *) bits + offset);
+ uint32_t a, r, g, b;
+
+ a = ((pixel & 0xf000) | ((pixel & 0xf000) >> 4)) << 16;
+ b = ((pixel & 0x0f00) | ((pixel & 0x0f00) >> 4)) >> 4;
+ g = ((pixel & 0x00f0) | ((pixel & 0x00f0) >> 4)) << 8;
+ r = ((pixel & 0x000f) | ((pixel & 0x000f) << 4)) << 16;
+
+ return (a | r | g | b);
+}
+
+static uint32_t
+fetch_pixel_x4b4g4r4 (bits_image_t *image,
+ int offset,
+ int line)
+{
+ uint32_t *bits = image->bits + line * image->rowstride;
+ uint32_t pixel = READ (image, (uint16_t *) bits + offset);
+ uint32_t r, g, b;
+
+ b = ((pixel & 0x0f00) | ((pixel & 0x0f00) >> 4)) >> 4;
+ g = ((pixel & 0x00f0) | ((pixel & 0x00f0) >> 4)) << 8;
+ r = ((pixel & 0x000f) | ((pixel & 0x000f) << 4)) << 16;
+
+ return (0xff000000 | r | g | b);
+}
+
+static uint32_t
+fetch_pixel_a8 (bits_image_t *image,
+ int offset,
+ int line)
+{
+ uint32_t *bits = image->bits + line * image->rowstride;
+ uint32_t pixel = READ (image, (uint8_t *) bits + offset);
+
+ return pixel << 24;
+}
+
+static uint32_t
+fetch_pixel_r3g3b2 (bits_image_t *image,
+ int offset,
+ int line)
+{
+ uint32_t *bits = image->bits + line * image->rowstride;
+ uint32_t pixel = READ (image, (uint8_t *) bits + offset);
+ uint32_t r, g, b;
+
+ r = ((pixel & 0xe0) |
+ ((pixel & 0xe0) >> 3) |
+ ((pixel & 0xc0) >> 6)) << 16;
+
+ g = ((pixel & 0x1c) |
+ ((pixel & 0x18) >> 3) |
+ ((pixel & 0x1c) << 3)) << 8;
+
+ b = (((pixel & 0x03) ) |
+ ((pixel & 0x03) << 2) |
+ ((pixel & 0x03) << 4) |
+ ((pixel & 0x03) << 6));
+
+ return (0xff000000 | r | g | b);
+}
+
+static uint32_t
+fetch_pixel_b2g3r3 (bits_image_t *image,
+ int offset,
+ int line)
+{
+ uint32_t *bits = image->bits + line * image->rowstride;
+ uint32_t p = READ (image, (uint8_t *) bits + offset);
+ uint32_t r, g, b;
+
+ b = p & 0xc0;
+ b |= b >> 2;
+ b |= b >> 4;
+ b &= 0xff;
+
+ g = (p & 0x38) << 10;
+ g |= g >> 3;
+ g |= g >> 6;
+ g &= 0xff00;
+
+ r = (p & 0x7) << 21;
+ r |= r >> 3;
+ r |= r >> 6;
+ r &= 0xff0000;
+
+ return 0xff000000 | r | g | b;
+}
+
+static uint32_t
+fetch_pixel_a2r2g2b2 (bits_image_t *image,
+ int offset,
+ int line)
+{
+ uint32_t *bits = image->bits + line * image->rowstride;
+ uint32_t pixel = READ (image, (uint8_t *) bits + offset);
+ uint32_t a, r, g, b;
+
+ a = ((pixel & 0xc0) * 0x55) << 18;
+ r = ((pixel & 0x30) * 0x55) << 12;
+ g = ((pixel & 0x0c) * 0x55) << 6;
+ b = ((pixel & 0x03) * 0x55);
+
+ return a | r | g | b;
+}
+
+static uint32_t
+fetch_pixel_a2b2g2r2 (bits_image_t *image,
+ int offset,
+ int line)
+{
+ uint32_t *bits = image->bits + line * image->rowstride;
+ uint32_t pixel = READ (image, (uint8_t *) bits + offset);
+ uint32_t a, r, g, b;
+
+ a = ((pixel & 0xc0) * 0x55) << 18;
+ b = ((pixel & 0x30) * 0x55) >> 4;
+ g = ((pixel & 0x0c) * 0x55) << 6;
+ r = ((pixel & 0x03) * 0x55) << 16;
+
+ return a | r | g | b;
+}
+
+static uint32_t
+fetch_pixel_c8 (bits_image_t *image,
+ int offset,
+ int line)
+{
+ uint32_t *bits = image->bits + line * image->rowstride;
+ uint32_t pixel = READ (image, (uint8_t *) bits + offset);
+ const pixman_indexed_t * indexed = image->indexed;
+
+ return indexed->rgba[pixel];
+}
+
+static uint32_t
+fetch_pixel_x4a4 (bits_image_t *image,
+ int offset,
+ int line)
+{
+ uint32_t *bits = image->bits + line * image->rowstride;
+ uint32_t pixel = READ (image, (uint8_t *) bits + offset);
+
+ return ((pixel & 0xf) | ((pixel & 0xf) << 4)) << 24;
+}
+
+static uint32_t
+fetch_pixel_a4 (bits_image_t *image,
+ int offset,
+ int line)
+{
+ uint32_t *bits = image->bits + line * image->rowstride;
+ uint32_t pixel = FETCH_4 (image, bits, offset);
+
+ pixel |= pixel << 4;
+ return pixel << 24;
+}
+
+static uint32_t
+fetch_pixel_r1g2b1 (bits_image_t *image,
+ int offset,
+ int line)
+{
+ uint32_t *bits = image->bits + line * image->rowstride;
+ uint32_t pixel = FETCH_4 (image, bits, offset);
+ uint32_t r, g, b;
+
+ r = ((pixel & 0x8) * 0xff) << 13;
+ g = ((pixel & 0x6) * 0x55) << 7;
+ b = ((pixel & 0x1) * 0xff);
+
+ return 0xff000000 | r | g | b;
+}
+
+static uint32_t
+fetch_pixel_b1g2r1 (bits_image_t *image,
+ int offset,
+ int line)
+{
+ uint32_t *bits = image->bits + line * image->rowstride;
+ uint32_t pixel = FETCH_4 (image, bits, offset);
+ uint32_t r, g, b;
+
+ b = ((pixel & 0x8) * 0xff) >> 3;
+ g = ((pixel & 0x6) * 0x55) << 7;
+ r = ((pixel & 0x1) * 0xff) << 16;
+
+ return 0xff000000 | r | g | b;
+}
+
+static uint32_t
+fetch_pixel_a1r1g1b1 (bits_image_t *image,
+ int offset,
+ int line)
+{
+ uint32_t *bits = image->bits + line * image->rowstride;
+ uint32_t pixel = FETCH_4 (image, bits, offset);
+ uint32_t a, r, g, b;
+
+ a = ((pixel & 0x8) * 0xff) << 21;
+ r = ((pixel & 0x4) * 0xff) << 14;
+ g = ((pixel & 0x2) * 0xff) << 7;
+ b = ((pixel & 0x1) * 0xff);
+
+ return a | r | g | b;
+}
+
+static uint32_t
+fetch_pixel_a1b1g1r1 (bits_image_t *image,
+ int offset,
+ int line)
+{
+ uint32_t *bits = image->bits + line * image->rowstride;
+ uint32_t pixel = FETCH_4 (image, bits, offset);
+ uint32_t a, r, g, b;
+
+ a = ((pixel & 0x8) * 0xff) << 21;
+ b = ((pixel & 0x4) * 0xff) >> 2;
+ g = ((pixel & 0x2) * 0xff) << 7;
+ r = ((pixel & 0x1) * 0xff) << 16;
+
+ return a | r | g | b;
+}
+
+static uint32_t
+fetch_pixel_c4 (bits_image_t *image,
+ int offset,
+ int line)
+{
+ uint32_t *bits = image->bits + line * image->rowstride;
+ uint32_t pixel = FETCH_4 (image, bits, offset);
+ const pixman_indexed_t * indexed = image->indexed;
+
+ return indexed->rgba[pixel];
+}
+
+static uint32_t
+fetch_pixel_a1 (bits_image_t *image,
+ int offset,
+ int line)
+{
+ uint32_t *bits = image->bits + line * image->rowstride;
+ uint32_t pixel = READ (image, bits + (offset >> 5));
+ uint32_t a;
+
+#ifdef WORDS_BIGENDIAN
+ a = pixel >> (0x1f - (offset & 0x1f));
+#else
+ a = pixel >> (offset & 0x1f);
+#endif
+ a = a & 1;
+ a |= a << 1;
+ a |= a << 2;
+ a |= a << 4;
+
+ return a << 24;
+}
+
+static uint32_t
+fetch_pixel_g1 (bits_image_t *image,
+ int offset,
+ int line)
+{
+ uint32_t *bits = image->bits + line * image->rowstride;
+ uint32_t pixel = READ (image, bits + (offset >> 5));
+ const pixman_indexed_t * indexed = image->indexed;
+ uint32_t a;
+
+#ifdef WORDS_BIGENDIAN
+ a = pixel >> (0x1f - (offset & 0x1f));
+#else
+ a = pixel >> (offset & 0x1f);
+#endif
+ a = a & 1;
+
+ return indexed->rgba[a];
+}
+
+static uint32_t
+fetch_pixel_yuy2 (bits_image_t *image,
+ int offset,
+ int line)
+{
+ const uint32_t *bits = image->bits + image->rowstride * line;
+
+ int16_t y, u, v;
+ int32_t r, g, b;
+
+ y = ((uint8_t *) bits)[offset << 1] - 16;
+ u = ((uint8_t *) bits)[((offset << 1) & - 4) + 1] - 128;
+ v = ((uint8_t *) bits)[((offset << 1) & - 4) + 3] - 128;
+
+ /* R = 1.164(Y - 16) + 1.596(V - 128) */
+ r = 0x012b27 * y + 0x019a2e * v;
+
+ /* G = 1.164(Y - 16) - 0.813(V - 128) - 0.391(U - 128) */
+ g = 0x012b27 * y - 0x00d0f2 * v - 0x00647e * u;
+
+ /* B = 1.164(Y - 16) + 2.018(U - 128) */
+ b = 0x012b27 * y + 0x0206a2 * u;
+
+ return 0xff000000 |
+ (r >= 0 ? r < 0x1000000 ? r & 0xff0000 : 0xff0000 : 0) |
+ (g >= 0 ? g < 0x1000000 ? (g >> 8) & 0x00ff00 : 0x00ff00 : 0) |
+ (b >= 0 ? b < 0x1000000 ? (b >> 16) & 0x0000ff : 0x0000ff : 0);
+}
+
+static uint32_t
+fetch_pixel_yv12 (bits_image_t *image,
+ int offset,
+ int line)
+{
+ YV12_SETUP (image);
+ int16_t y = YV12_Y (line)[offset] - 16;
+ int16_t u = YV12_U (line)[offset >> 1] - 128;
+ int16_t v = YV12_V (line)[offset >> 1] - 128;
+ int32_t r, g, b;
+
+ /* R = 1.164(Y - 16) + 1.596(V - 128) */
+ r = 0x012b27 * y + 0x019a2e * v;
+
+ /* G = 1.164(Y - 16) - 0.813(V - 128) - 0.391(U - 128) */
+ g = 0x012b27 * y - 0x00d0f2 * v - 0x00647e * u;
+
+ /* B = 1.164(Y - 16) + 2.018(U - 128) */
+ b = 0x012b27 * y + 0x0206a2 * u;
+
+ return 0xff000000 |
+ (r >= 0 ? r < 0x1000000 ? r & 0xff0000 : 0xff0000 : 0) |
+ (g >= 0 ? g < 0x1000000 ? (g >> 8) & 0x00ff00 : 0x00ff00 : 0) |
+ (b >= 0 ? b < 0x1000000 ? (b >> 16) & 0x0000ff : 0x0000ff : 0);
+}
+
+/*********************************** Store ************************************/
+
+#define SPLIT_A(v) \
+ uint32_t a = ((v) >> 24), \
+ r = ((v) >> 16) & 0xff, \
+ g = ((v) >> 8) & 0xff, \
+ b = (v) & 0xff
+
+#define SPLIT(v) \
+ uint32_t r = ((v) >> 16) & 0xff, \
+ g = ((v) >> 8) & 0xff, \
+ b = (v) & 0xff
+
+static void
+store_scanline_a2r10g10b10 (bits_image_t * image,
+ int x,
+ int y,
+ int width,
+ const uint32_t *v)
+{
+ uint32_t *bits = image->bits + image->rowstride * y;
+ uint32_t *pixel = bits + x;
+ uint64_t *values = (uint64_t *)v;
+ int i;
+
+ for (i = 0; i < width; ++i)
+ {
+ WRITE (image, pixel++,
+ ((values[i] >> 32) & 0xc0000000) |
+ ((values[i] >> 18) & 0x3ff00000) |
+ ((values[i] >> 12) & 0xffc00) |
+ ((values[i] >> 6) & 0x3ff));
+ }
+}
+
+static void
+store_scanline_x2r10g10b10 (bits_image_t * image,
+ int x,
+ int y,
+ int width,
+ const uint32_t *v)
+{
+ uint32_t *bits = image->bits + image->rowstride * y;
+ uint64_t *values = (uint64_t *)v;
+ uint32_t *pixel = bits + x;
+ int i;
+
+ for (i = 0; i < width; ++i)
+ {
+ WRITE (image, pixel++,
+ ((values[i] >> 18) & 0x3ff00000) |
+ ((values[i] >> 12) & 0xffc00) |
+ ((values[i] >> 6) & 0x3ff));
+ }
+}
+
+static void
+store_scanline_a2b10g10r10 (bits_image_t * image,
+ int x,
+ int y,
+ int width,
+ const uint32_t *v)
+{
+ uint32_t *bits = image->bits + image->rowstride * y;
+ uint32_t *pixel = bits + x;
+ uint64_t *values = (uint64_t *)v;
+ int i;
+
+ for (i = 0; i < width; ++i)
+ {
+ WRITE (image, pixel++,
+ ((values[i] >> 32) & 0xc0000000) |
+ ((values[i] >> 38) & 0x3ff) |
+ ((values[i] >> 12) & 0xffc00) |
+ ((values[i] << 14) & 0x3ff00000));
+ }
+}
+
+static void
+store_scanline_x2b10g10r10 (bits_image_t * image,
+ int x,
+ int y,
+ int width,
+ const uint32_t *v)
+{
+ uint32_t *bits = image->bits + image->rowstride * y;
+ uint64_t *values = (uint64_t *)v;
+ uint32_t *pixel = bits + x;
+ int i;
+
+ for (i = 0; i < width; ++i)
+ {
+ WRITE (image, pixel++,
+ ((values[i] >> 38) & 0x3ff) |
+ ((values[i] >> 12) & 0xffc00) |
+ ((values[i] << 14) & 0x3ff00000));
+ }
+}
+
+static void
+store_scanline_a8r8g8b8 (bits_image_t * image,
+ int x,
+ int y,
+ int width,
+ const uint32_t *values)
+{
+ uint32_t *bits = image->bits + image->rowstride * y;
+
+ MEMCPY_WRAPPED (image, ((uint32_t *)bits) + x, values,
+ width * sizeof(uint32_t));
+}
+
+static void
+store_scanline_x8r8g8b8 (bits_image_t * image,
+ int x,
+ int y,
+ int width,
+ const uint32_t *values)
+{
+ uint32_t *bits = image->bits + image->rowstride * y;
+ uint32_t *pixel = (uint32_t *)bits + x;
+ int i;
+
+ for (i = 0; i < width; ++i)
+ WRITE (image, pixel++, values[i] & 0xffffff);
+}
+
+static void
+store_scanline_a8b8g8r8 (bits_image_t * image,
+ int x,
+ int y,
+ int width,
+ const uint32_t *values)
+{
+ uint32_t *bits = image->bits + image->rowstride * y;
+ uint32_t *pixel = (uint32_t *)bits + x;
+ int i;
+
+ for (i = 0; i < width; ++i)
+ {
+ WRITE (image, pixel++,
+ (values[i] & 0xff00ff00) |
+ ((values[i] >> 16) & 0xff) |
+ ((values[i] & 0xff) << 16));
+ }
+}
+
+static void
+store_scanline_x8b8g8r8 (bits_image_t * image,
+ int x,
+ int y,
+ int width,
+ const uint32_t *values)
+{
+ uint32_t *bits = image->bits + image->rowstride * y;
+ uint32_t *pixel = (uint32_t *)bits + x;
+ int i;
+
+ for (i = 0; i < width; ++i)
+ {
+ WRITE (image, pixel++,
+ (values[i] & 0x0000ff00) |
+ ((values[i] >> 16) & 0xff) |
+ ((values[i] & 0xff) << 16));
+ }
+}
+
+static void
+store_scanline_b8g8r8a8 (bits_image_t * image,
+ int x,
+ int y,
+ int width,
+ const uint32_t *values)
+{
+ uint32_t *bits = image->bits + image->rowstride * y;
+ uint32_t *pixel = (uint32_t *)bits + x;
+ int i;
+
+ for (i = 0; i < width; ++i)
+ {
+ WRITE (image, pixel++,
+ ((values[i] >> 24) & 0x000000ff) |
+ ((values[i] >> 8) & 0x0000ff00) |
+ ((values[i] << 8) & 0x00ff0000) |
+ ((values[i] << 24) & 0xff000000));
+ }
+}
+
+static void
+store_scanline_b8g8r8x8 (bits_image_t * image,
+ int x,
+ int y,
+ int width,
+ const uint32_t *values)
+{
+ uint32_t *bits = image->bits + image->rowstride * y;
+ uint32_t *pixel = (uint32_t *)bits + x;
+ int i;
+
+ for (i = 0; i < width; ++i)
+ {
+ WRITE (image, pixel++,
+ ((values[i] >> 8) & 0x0000ff00) |
+ ((values[i] << 8) & 0x00ff0000) |
+ ((values[i] << 24) & 0xff000000));
+ }
+}
+
+static void
+store_scanline_x14r6g6b6 (bits_image_t * image,
+ int x,
+ int y,
+ int width,
+ const uint32_t *values)
+{
+ uint32_t *bits = image->bits + image->rowstride * y;
+ uint32_t *pixel = ((uint32_t *) bits) + x;
+ int i;
+
+ for (i = 0; i < width; ++i)
+ {
+ uint32_t s = values[i];
+ uint32_t r, g, b;
+
+ r = (s & 0xfc0000) >> 6;
+ g = (s & 0x00fc00) >> 4;
+ b = (s & 0x0000fc) >> 2;
+
+ WRITE (image, pixel++, r | g | b);
+ }
+}
+
+static void
+store_scanline_r8g8b8 (bits_image_t * image,
+ int x,
+ int y,
+ int width,
+ const uint32_t *values)
+{
+ uint32_t *bits = image->bits + image->rowstride * y;
+ uint8_t *pixel = ((uint8_t *) bits) + 3 * x;
+ int i;
+
+ for (i = 0; i < width; ++i)
+ {
+ uint32_t val = values[i];
+
+#ifdef WORDS_BIGENDIAN
+ WRITE (image, pixel++, (val & 0x00ff0000) >> 16);
+ WRITE (image, pixel++, (val & 0x0000ff00) >> 8);
+ WRITE (image, pixel++, (val & 0x000000ff) >> 0);
+#else
+ WRITE (image, pixel++, (val & 0x000000ff) >> 0);
+ WRITE (image, pixel++, (val & 0x0000ff00) >> 8);
+ WRITE (image, pixel++, (val & 0x00ff0000) >> 16);
+#endif
+ }
+}
+
+static void
+store_scanline_b8g8r8 (bits_image_t * image,
+ int x,
+ int y,
+ int width,
+ const uint32_t *values)
+{
+ uint32_t *bits = image->bits + image->rowstride * y;
+ uint8_t *pixel = ((uint8_t *) bits) + 3 * x;
+ int i;
+
+ for (i = 0; i < width; ++i)
+ {
+ uint32_t val = values[i];
+
+#ifdef WORDS_BIGENDIAN
+ WRITE (image, pixel++, (val & 0x000000ff) >> 0);
+ WRITE (image, pixel++, (val & 0x0000ff00) >> 8);
+ WRITE (image, pixel++, (val & 0x00ff0000) >> 16);
+#else
+ WRITE (image, pixel++, (val & 0x00ff0000) >> 16);
+ WRITE (image, pixel++, (val & 0x0000ff00) >> 8);
+ WRITE (image, pixel++, (val & 0x000000ff) >> 0);
+#endif
+ }
+}
+
+static void
+store_scanline_r5g6b5 (bits_image_t * image,
+ int x,
+ int y,
+ int width,
+ const uint32_t *values)
+{
+ uint32_t *bits = image->bits + image->rowstride * y;
+ uint16_t *pixel = ((uint16_t *) bits) + x;
+ int i;
+
+ for (i = 0; i < width; ++i)
+ {
+ uint32_t s = values[i];
+
+ WRITE (image, pixel++,
+ ((s >> 3) & 0x001f) |
+ ((s >> 5) & 0x07e0) |
+ ((s >> 8) & 0xf800));
+ }
+}
+
+static void
+store_scanline_b5g6r5 (bits_image_t * image,
+ int x,
+ int y,
+ int width,
+ const uint32_t *values)
+{
+ uint32_t *bits = image->bits + image->rowstride * y;
+ uint16_t *pixel = ((uint16_t *) bits) + x;
+ int i;
+
+ for (i = 0; i < width; ++i)
+ {
+ SPLIT (values[i]);
+
+ WRITE (image, pixel++,
+ ((b << 8) & 0xf800) |
+ ((g << 3) & 0x07e0) |
+ ((r >> 3) ));
+ }
+}
+
+static void
+store_scanline_a1r5g5b5 (bits_image_t * image,
+ int x,
+ int y,
+ int width,
+ const uint32_t *values)
+{
+ uint32_t *bits = image->bits + image->rowstride * y;
+ uint16_t *pixel = ((uint16_t *) bits) + x;
+ int i;
+
+ for (i = 0; i < width; ++i)
+ {
+ SPLIT_A (values[i]);
+
+ WRITE (image, pixel++,
+ ((a << 8) & 0x8000) |
+ ((r << 7) & 0x7c00) |
+ ((g << 2) & 0x03e0) |
+ ((b >> 3) ));
+ }
+}
+
+static void
+store_scanline_x1r5g5b5 (bits_image_t * image,
+ int x,
+ int y,
+ int width,
+ const uint32_t *values)
+{
+ uint32_t *bits = image->bits + image->rowstride * y;
+ uint16_t *pixel = ((uint16_t *) bits) + x;
+ int i;
+
+ for (i = 0; i < width; ++i)
+ {
+ SPLIT (values[i]);
+
+ WRITE (image, pixel++,
+ ((r << 7) & 0x7c00) |
+ ((g << 2) & 0x03e0) |
+ ((b >> 3) ));
+ }
+}
+
+static void
+store_scanline_a1b5g5r5 (bits_image_t * image,
+ int x,
+ int y,
+ int width,
+ const uint32_t *values)
+{
+ uint32_t *bits = image->bits + image->rowstride * y;
+ uint16_t *pixel = ((uint16_t *) bits) + x;
+ int i;
+
+ for (i = 0; i < width; ++i)
+ {
+ SPLIT_A (values[i]);
+
+ WRITE (image, pixel++,
+ ((a << 8) & 0x8000) |
+ ((b << 7) & 0x7c00) |
+ ((g << 2) & 0x03e0) |
+ ((r >> 3) ));
+ }
+}
+
+static void
+store_scanline_x1b5g5r5 (bits_image_t * image,
+ int x,
+ int y,
+ int width,
+ const uint32_t *values)
+{
+ uint32_t *bits = image->bits + image->rowstride * y;
+ uint16_t *pixel = ((uint16_t *) bits) + x;
+ int i;
+
+ for (i = 0; i < width; ++i)
+ {
+ SPLIT (values[i]);
+
+ WRITE (image, pixel++, ((b << 7) & 0x7c00) |
+ ((g << 2) & 0x03e0) |
+ ((r >> 3) ));
+ }
+}
+
+static void
+store_scanline_a4r4g4b4 (bits_image_t * image,
+ int x,
+ int y,
+ int width,
+ const uint32_t *values)
+{
+ uint32_t *bits = image->bits + image->rowstride * y;
+ uint16_t *pixel = ((uint16_t *) bits) + x;
+ int i;
+
+ for (i = 0; i < width; ++i)
+ {
+ SPLIT_A (values[i]);
+
+ WRITE (image, pixel++,
+ ((a << 8) & 0xf000) |
+ ((r << 4) & 0x0f00) |
+ ((g ) & 0x00f0) |
+ ((b >> 4) ));
+ }
+}
+
+static void
+store_scanline_x4r4g4b4 (bits_image_t * image,
+ int x,
+ int y,
+ int width,
+ const uint32_t *values)
+{
+ uint32_t *bits = image->bits + image->rowstride * y;
+ uint16_t *pixel = ((uint16_t *) bits) + x;
+ int i;
+
+ for (i = 0; i < width; ++i)
+ {
+ SPLIT (values[i]);
+
+ WRITE (image, pixel++,
+ ((r << 4) & 0x0f00) |
+ ((g ) & 0x00f0) |
+ ((b >> 4) ));
+ }
+}
+
+static void
+store_scanline_a4b4g4r4 (bits_image_t * image,
+ int x,
+ int y,
+ int width,
+ const uint32_t *values)
+{
+ uint32_t *bits = image->bits + image->rowstride * y;
+ uint16_t *pixel = ((uint16_t *) bits) + x;
+ int i;
+
+ for (i = 0; i < width; ++i)
+ {
+ SPLIT_A (values[i]);
+ WRITE (image, pixel++, ((a << 8) & 0xf000) |
+ ((b << 4) & 0x0f00) |
+ ((g ) & 0x00f0) |
+ ((r >> 4) ));
+ }
+}
+
+static void
+store_scanline_x4b4g4r4 (bits_image_t * image,
+ int x,
+ int y,
+ int width,
+ const uint32_t *values)
+{
+ uint32_t *bits = image->bits + image->rowstride * y;
+ uint16_t *pixel = ((uint16_t *) bits) + x;
+ int i;
+
+ for (i = 0; i < width; ++i)
+ {
+ SPLIT (values[i]);
+
+ WRITE (image, pixel++,
+ ((b << 4) & 0x0f00) |
+ ((g ) & 0x00f0) |
+ ((r >> 4) ));
+ }
+}
+
+static void
+store_scanline_a8 (bits_image_t * image,
+ int x,
+ int y,
+ int width,
+ const uint32_t *values)
+{
+ uint32_t *bits = image->bits + image->rowstride * y;
+ uint8_t *pixel = ((uint8_t *) bits) + x;
+ int i;
+
+ for (i = 0; i < width; ++i)
+ {
+ WRITE (image, pixel++, values[i] >> 24);
+ }
+}
+
+static void
+store_scanline_r3g3b2 (bits_image_t * image,
+ int x,
+ int y,
+ int width,
+ const uint32_t *values)
+{
+ uint32_t *bits = image->bits + image->rowstride * y;
+ uint8_t *pixel = ((uint8_t *) bits) + x;
+ int i;
+
+ for (i = 0; i < width; ++i)
+ {
+ SPLIT (values[i]);
+
+ WRITE (image, pixel++,
+ ((r ) & 0xe0) |
+ ((g >> 3) & 0x1c) |
+ ((b >> 6) ));
+ }
+}
+
+static void
+store_scanline_b2g3r3 (bits_image_t * image,
+ int x,
+ int y,
+ int width,
+ const uint32_t *values)
+{
+ uint32_t *bits = image->bits + image->rowstride * y;
+ uint8_t *pixel = ((uint8_t *) bits) + x;
+ int i;
+
+ for (i = 0; i < width; ++i)
+ {
+ SPLIT (values[i]);
+
+ WRITE (image, pixel++,
+ ((b ) & 0xc0) |
+ ((g >> 2) & 0x38) |
+ ((r >> 5) ));
+ }
+}
+
+static void
+store_scanline_a2r2g2b2 (bits_image_t * image,
+ int x,
+ int y,
+ int width,
+ const uint32_t *values)
+{
+ uint32_t *bits = image->bits + image->rowstride * y;
+ uint8_t *pixel = ((uint8_t *) bits) + x;
+ int i;
+
+ for (i = 0; i < width; ++i)
+ {
+ SPLIT_A (values[i]);
+
+ WRITE (image, pixel++,
+ ((a ) & 0xc0) |
+ ((r >> 2) & 0x30) |
+ ((g >> 4) & 0x0c) |
+ ((b >> 6) ));
+ }
+}
+
+static void
+store_scanline_a2b2g2r2 (bits_image_t * image,
+ int x,
+ int y,
+ int width,
+ const uint32_t *values)
+{
+ uint32_t *bits = image->bits + image->rowstride * y;
+ uint8_t *pixel = ((uint8_t *) bits) + x;
+ int i;
+
+ for (i = 0; i < width; ++i)
+ {
+ SPLIT_A (values[i]);
+
+ *(pixel++) =
+ ((a ) & 0xc0) |
+ ((b >> 2) & 0x30) |
+ ((g >> 4) & 0x0c) |
+ ((r >> 6) );
+ }
+}
+
+static void
+store_scanline_c8 (bits_image_t * image,
+ int x,
+ int y,
+ int width,
+ const uint32_t *values)
+{
+ uint32_t *bits = image->bits + image->rowstride * y;
+ uint8_t *pixel = ((uint8_t *) bits) + x;
+ const pixman_indexed_t *indexed = image->indexed;
+ int i;
+
+ for (i = 0; i < width; ++i)
+ WRITE (image, pixel++, RGB24_TO_ENTRY (indexed,values[i]));
+}
+
+static void
+store_scanline_g8 (bits_image_t * image,
+ int x,
+ int y,
+ int width,
+ const uint32_t *values)
+{
+ uint32_t *bits = image->bits + image->rowstride * y;
+ uint8_t *pixel = ((uint8_t *) bits) + x;
+ const pixman_indexed_t *indexed = image->indexed;
+ int i;
+
+ for (i = 0; i < width; ++i)
+ WRITE (image, pixel++, RGB24_TO_ENTRY_Y (indexed,values[i]));
+}
+
+static void
+store_scanline_x4a4 (bits_image_t * image,
+ int x,
+ int y,
+ int width,
+ const uint32_t *values)
+{
+ uint32_t *bits = image->bits + image->rowstride * y;
+ uint8_t *pixel = ((uint8_t *) bits) + x;
+ int i;
+
+ for (i = 0; i < width; ++i)
+ WRITE (image, pixel++, values[i] >> 28);
+}
+
+#define STORE_8(img,l,o,v) (WRITE (img, (uint8_t *)(l) + ((o) >> 3), (v)))
+#ifdef WORDS_BIGENDIAN
+
+#define STORE_4(img,l,o,v) \
+ do \
+ { \
+ int bo = 4 * (o); \
+ int v4 = (v) & 0x0f; \
+ \
+ STORE_8 (img, l, bo, ( \
+ bo & 4 ? \
+ (FETCH_8 (img, l, bo) & 0xf0) | (v4) : \
+ (FETCH_8 (img, l, bo) & 0x0f) | (v4 << 4))); \
+ } while (0)
+#else
+
+#define STORE_4(img,l,o,v) \
+ do \
+ { \
+ int bo = 4 * (o); \
+ int v4 = (v) & 0x0f; \
+ \
+ STORE_8 (img, l, bo, ( \
+ bo & 4 ? \
+ (FETCH_8 (img, l, bo) & 0x0f) | (v4 << 4) : \
+ (FETCH_8 (img, l, bo) & 0xf0) | (v4))); \
+ } while (0)
+#endif
+
+static void
+store_scanline_a4 (bits_image_t * image,
+ int x,
+ int y,
+ int width,
+ const uint32_t *values)
+{
+ uint32_t *bits = image->bits + image->rowstride * y;
+ int i;
+
+ for (i = 0; i < width; ++i)
+ STORE_4 (image, bits, i + x, values[i] >> 28);
+}
+
+static void
+store_scanline_r1g2b1 (bits_image_t * image,
+ int x,
+ int y,
+ int width,
+ const uint32_t *values)
+{
+ uint32_t *bits = image->bits + image->rowstride * y;
+ int i;
+
+ for (i = 0; i < width; ++i)
+ {
+ uint32_t pixel;
+
+ SPLIT (values[i]);
+ pixel = (((r >> 4) & 0x8) |
+ ((g >> 5) & 0x6) |
+ ((b >> 7) ));
+ STORE_4 (image, bits, i + x, pixel);
+ }
+}
+
+static void
+store_scanline_b1g2r1 (bits_image_t * image,
+ int x,
+ int y,
+ int width,
+ const uint32_t *values)
+{
+ uint32_t *bits = image->bits + image->rowstride * y;
+ int i;
+
+ for (i = 0; i < width; ++i)
+ {
+ uint32_t pixel;
+
+ SPLIT (values[i]);
+ pixel = (((b >> 4) & 0x8) |
+ ((g >> 5) & 0x6) |
+ ((r >> 7) ));
+ STORE_4 (image, bits, i + x, pixel);
+ }
+}
+
+static void
+store_scanline_a1r1g1b1 (bits_image_t * image,
+ int x,
+ int y,
+ int width,
+ const uint32_t *values)
+{
+ uint32_t *bits = image->bits + image->rowstride * y;
+ int i;
+
+ for (i = 0; i < width; ++i)
+ {
+ uint32_t pixel;
+
+ SPLIT_A (values[i]);
+ pixel = (((a >> 4) & 0x8) |
+ ((r >> 5) & 0x4) |
+ ((g >> 6) & 0x2) |
+ ((b >> 7) ));
+
+ STORE_4 (image, bits, i + x, pixel);
+ }
+}
+
+static void
+store_scanline_a1b1g1r1 (bits_image_t * image,
+ int x,
+ int y,
+ int width,
+ const uint32_t *values)
+{
+ uint32_t *bits = image->bits + image->rowstride * y;
+ int i;
+
+ for (i = 0; i < width; ++i)
+ {
+ uint32_t pixel;
+
+ SPLIT_A (values[i]);
+ pixel = (((a >> 4) & 0x8) |
+ ((b >> 5) & 0x4) |
+ ((g >> 6) & 0x2) |
+ ((r >> 7) ));
+
+ STORE_4 (image, bits, i + x, pixel);
+ }
+}
+
+static void
+store_scanline_c4 (bits_image_t * image,
+ int x,
+ int y,
+ int width,
+ const uint32_t *values)
+{
+ uint32_t *bits = image->bits + image->rowstride * y;
+ const pixman_indexed_t *indexed = image->indexed;
+ int i;
+
+ for (i = 0; i < width; ++i)
+ {
+ uint32_t pixel;
+
+ pixel = RGB24_TO_ENTRY (indexed, values[i]);
+ STORE_4 (image, bits, i + x, pixel);
+ }
+}
+
+static void
+store_scanline_g4 (bits_image_t * image,
+ int x,
+ int y,
+ int width,
+ const uint32_t *values)
+{
+ uint32_t *bits = image->bits + image->rowstride * y;
+ const pixman_indexed_t *indexed = image->indexed;
+ int i;
+
+ for (i = 0; i < width; ++i)
+ {
+ uint32_t pixel;
+
+ pixel = RGB24_TO_ENTRY_Y (indexed, values[i]);
+ STORE_4 (image, bits, i + x, pixel);
+ }
+}
+
+static void
+store_scanline_a1 (bits_image_t * image,
+ int x,
+ int y,
+ int width,
+ const uint32_t *values)
+{
+ uint32_t *bits = image->bits + image->rowstride * y;
+ int i;
+
+ for (i = 0; i < width; ++i)
+ {
+ uint32_t *pixel = ((uint32_t *) bits) + ((i + x) >> 5);
+ uint32_t mask, v;
+
+#ifdef WORDS_BIGENDIAN
+ mask = 1 << (0x1f - ((i + x) & 0x1f));
+#else
+ mask = 1 << ((i + x) & 0x1f);
+#endif
+ v = values[i] & 0x80000000 ? mask : 0;
+
+ WRITE (image, pixel, (READ (image, pixel) & ~mask) | v);
+ }
+}
+
+static void
+store_scanline_g1 (bits_image_t * image,
+ int x,
+ int y,
+ int width,
+ const uint32_t *values)
+{
+ uint32_t *bits = image->bits + image->rowstride * y;
+ const pixman_indexed_t *indexed = image->indexed;
+ int i;
+
+ for (i = 0; i < width; ++i)
+ {
+ uint32_t *pixel = ((uint32_t *) bits) + ((i + x) >> 5);
+ uint32_t mask, v;
+
+#ifdef WORDS_BIGENDIAN
+ mask = 1 << (0x1f - ((i + x) & 0x1f));
+#else
+ mask = 1 << ((i + x) & 0x1f);
+#endif
+ v = RGB24_TO_ENTRY_Y (indexed, values[i]) & 0x1 ? mask : 0;
+
+ WRITE (image, pixel, (READ (image, pixel) & ~mask) | v);
+ }
+}
+
+/*
+ * Contracts a 64bpp image to 32bpp and then stores it using a regular 32-bit
+ * store proc. Despite the type, this function expects a uint64_t buffer.
+ */
+static void
+store_scanline_generic_64 (bits_image_t * image,
+ int x,
+ int y,
+ int width,
+ const uint32_t *values)
+{
+ uint32_t *argb8_pixels;
+
+ assert (image->common.type == BITS);
+
+ argb8_pixels = pixman_malloc_ab (width, sizeof(uint32_t));
+ if (!argb8_pixels)
+ return;
+
+ /* Contract the scanline. We could do this in place if values weren't
+ * const.
+ */
+ pixman_contract (argb8_pixels, (uint64_t *)values, width);
+
+ image->store_scanline_raw_32 (image, x, y, width, argb8_pixels);
+
+ free (argb8_pixels);
+}
+
+/* Despite the type, this function expects both buffer
+ * and mask to be uint64_t
+ */
+static void
+fetch_scanline_generic_64 (pixman_image_t *image,
+ int x,
+ int y,
+ int width,
+ uint32_t * buffer,
+ const uint32_t *mask)
+{
+ pixman_format_code_t format;
+
+ /* Fetch the pixels into the first half of buffer and then expand them in
+ * place.
+ */
+ image->bits.fetch_scanline_raw_32 (image, x, y, width, buffer, NULL);
+
+ format = image->bits.format;
+ if (PIXMAN_FORMAT_TYPE (format) == PIXMAN_TYPE_COLOR ||
+ PIXMAN_FORMAT_TYPE (format) == PIXMAN_TYPE_GRAY)
+ {
+ /* Indexed formats are mapped to a8r8g8b8 with full
+ * precision, so when expanding we shouldn't correct
+ * for the width of the channels
+ */
+
+ format = PIXMAN_a8r8g8b8;
+ }
+
+ pixman_expand ((uint64_t *)buffer, buffer, format, width);
+}
+
+/* Despite the type, this function expects a uint64_t *buffer */
+static uint64_t
+fetch_pixel_generic_64 (bits_image_t *image,
+ int offset,
+ int line)
+{
+ uint32_t pixel32 = image->fetch_pixel_raw_32 (image, offset, line);
+ uint64_t result;
+ pixman_format_code_t format;
+
+ format = image->format;
+ if (PIXMAN_FORMAT_TYPE (format) == PIXMAN_TYPE_COLOR ||
+ PIXMAN_FORMAT_TYPE (format) == PIXMAN_TYPE_GRAY)
+ {
+ /* Indexed formats are mapped to a8r8g8b8 with full
+ * precision, so when expanding we shouldn't correct
+ * for the width of the channels
+ */
+
+ format = PIXMAN_a8r8g8b8;
+ }
+
+ pixman_expand ((uint64_t *)&result, &pixel32, format, 1);
+
+ return result;
+}
+
+/*
+ * XXX: The transformed fetch path only works at 32-bpp so far. When all
+ * paths have wide versions, this can be removed.
+ *
+ * WARNING: This function loses precision!
+ */
+static uint32_t
+fetch_pixel_generic_lossy_32 (bits_image_t *image,
+ int offset,
+ int line)
+{
+ uint64_t pixel64 = image->fetch_pixel_raw_64 (image, offset, line);
+ uint32_t result;
+
+ pixman_contract (&result, &pixel64, 1);
+
+ return result;
+}
+
+typedef struct
+{
+ pixman_format_code_t format;
+ fetch_scanline_t fetch_scanline_raw_32;
+ fetch_scanline_t fetch_scanline_raw_64;
+ fetch_pixel_32_t fetch_pixel_raw_32;
+ fetch_pixel_64_t fetch_pixel_raw_64;
+ store_scanline_t store_scanline_raw_32;
+ store_scanline_t store_scanline_raw_64;
+} format_info_t;
+
+#define FORMAT_INFO(format) \
+ { \
+ PIXMAN_ ## format, \
+ fetch_scanline_ ## format, \
+ fetch_scanline_generic_64, \
+ fetch_pixel_ ## format, fetch_pixel_generic_64, \
+ store_scanline_ ## format, store_scanline_generic_64 \
+ }
+
+static const format_info_t accessors[] =
+{
+/* 32 bpp formats */
+ FORMAT_INFO (a8r8g8b8),
+ FORMAT_INFO (x8r8g8b8),
+ FORMAT_INFO (a8b8g8r8),
+ FORMAT_INFO (x8b8g8r8),
+ FORMAT_INFO (b8g8r8a8),
+ FORMAT_INFO (b8g8r8x8),
+ FORMAT_INFO (x14r6g6b6),
+
+/* 24bpp formats */
+ FORMAT_INFO (r8g8b8),
+ FORMAT_INFO (b8g8r8),
+
+/* 16bpp formats */
+ FORMAT_INFO (r5g6b5),
+ FORMAT_INFO (b5g6r5),
+
+ FORMAT_INFO (a1r5g5b5),
+ FORMAT_INFO (x1r5g5b5),
+ FORMAT_INFO (a1b5g5r5),
+ FORMAT_INFO (x1b5g5r5),
+ FORMAT_INFO (a4r4g4b4),
+ FORMAT_INFO (x4r4g4b4),
+ FORMAT_INFO (a4b4g4r4),
+ FORMAT_INFO (x4b4g4r4),
+
+/* 8bpp formats */
+ FORMAT_INFO (a8),
+ FORMAT_INFO (r3g3b2),
+ FORMAT_INFO (b2g3r3),
+ FORMAT_INFO (a2r2g2b2),
+ FORMAT_INFO (a2b2g2r2),
+
+ FORMAT_INFO (c8),
+
+#define fetch_scanline_g8 fetch_scanline_c8
+#define fetch_pixel_g8 fetch_pixel_c8
+ FORMAT_INFO (g8),
+
+#define fetch_scanline_x4c4 fetch_scanline_c8
+#define fetch_pixel_x4c4 fetch_pixel_c8
+#define store_scanline_x4c4 store_scanline_c8
+ FORMAT_INFO (x4c4),
+
+#define fetch_scanline_x4g4 fetch_scanline_c8
+#define fetch_pixel_x4g4 fetch_pixel_c8
+#define store_scanline_x4g4 store_scanline_g8
+ FORMAT_INFO (x4g4),
+
+ FORMAT_INFO (x4a4),
+
+/* 4bpp formats */
+ FORMAT_INFO (a4),
+ FORMAT_INFO (r1g2b1),
+ FORMAT_INFO (b1g2r1),
+ FORMAT_INFO (a1r1g1b1),
+ FORMAT_INFO (a1b1g1r1),
+
+ FORMAT_INFO (c4),
+
+#define fetch_scanline_g4 fetch_scanline_c4
+#define fetch_pixel_g4 fetch_pixel_c4
+ FORMAT_INFO (g4),
+
+/* 1bpp formats */
+ FORMAT_INFO (a1),
+ FORMAT_INFO (g1),
+
+/* Wide formats */
+
+ { PIXMAN_a2r10g10b10,
+ NULL, fetch_scanline_a2r10g10b10,
+ fetch_pixel_generic_lossy_32, fetch_pixel_a2r10g10b10,
+ NULL, store_scanline_a2r10g10b10 },
+
+ { PIXMAN_x2r10g10b10,
+ NULL, fetch_scanline_x2r10g10b10,
+ fetch_pixel_generic_lossy_32, fetch_pixel_x2r10g10b10,
+ NULL, store_scanline_x2r10g10b10 },
+
+ { PIXMAN_a2b10g10r10,
+ NULL, fetch_scanline_a2b10g10r10,
+ fetch_pixel_generic_lossy_32, fetch_pixel_a2b10g10r10,
+ NULL, store_scanline_a2b10g10r10 },
+
+ { PIXMAN_x2b10g10r10,
+ NULL, fetch_scanline_x2b10g10r10,
+ fetch_pixel_generic_lossy_32, fetch_pixel_x2b10g10r10,
+ NULL, store_scanline_x2b10g10r10 },
+
+/* YUV formats */
+ { PIXMAN_yuy2,
+ fetch_scanline_yuy2, fetch_scanline_generic_64,
+ fetch_pixel_yuy2, fetch_pixel_generic_64,
+ NULL, NULL },
+
+ { PIXMAN_yv12,
+ fetch_scanline_yv12, fetch_scanline_generic_64,
+ fetch_pixel_yv12, fetch_pixel_generic_64,
+ NULL, NULL },
+
+ { PIXMAN_null },
+};
+
+static void
+setup_accessors (bits_image_t *image)
+{
+ const format_info_t *info = accessors;
+
+ while (info->format != PIXMAN_null)
+ {
+ if (info->format == image->format)
+ {
+ image->fetch_scanline_raw_32 = info->fetch_scanline_raw_32;
+ image->fetch_scanline_raw_64 = info->fetch_scanline_raw_64;
+ image->fetch_pixel_raw_32 = info->fetch_pixel_raw_32;
+ image->fetch_pixel_raw_64 = info->fetch_pixel_raw_64;
+ image->store_scanline_raw_32 = info->store_scanline_raw_32;
+ image->store_scanline_raw_64 = info->store_scanline_raw_64;
+
+ return;
+ }
+
+ info++;
+ }
+}
+
+#ifndef PIXMAN_FB_ACCESSORS
+void
+_pixman_bits_image_setup_raw_accessors_accessors (bits_image_t *image);
+
+void
+_pixman_bits_image_setup_raw_accessors (bits_image_t *image)
+{
+ if (image->read_func || image->write_func)
+ _pixman_bits_image_setup_raw_accessors_accessors (image);
+ else
+ setup_accessors (image);
+}
+
+#else
+
+void
+_pixman_bits_image_setup_raw_accessors_accessors (bits_image_t *image)
+{
+ setup_accessors (image);
+}
+
+#endif
|