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-rw-r--r--pixman/test/blitters-test.c839
1 files changed, 422 insertions, 417 deletions
diff --git a/pixman/test/blitters-test.c b/pixman/test/blitters-test.c
index 5a867f23a..3ecfb0994 100644
--- a/pixman/test/blitters-test.c
+++ b/pixman/test/blitters-test.c
@@ -1,417 +1,422 @@
-/*
- * Test program, which stresses the use of different color formats and
- * compositing operations.
- *
- * Script 'fuzzer-find-diff.pl' can be used to narrow down the problem in
- * the case of test failure.
- */
-#include <assert.h>
-#include <stdlib.h>
-#include <stdio.h>
-#include <config.h>
-#include "utils.h"
-
-static pixman_indexed_t rgb_palette[9];
-static pixman_indexed_t y_palette[9];
-
-/* Create random image for testing purposes */
-static pixman_image_t *
-create_random_image (pixman_format_code_t *allowed_formats,
- int max_width,
- int max_height,
- int max_extra_stride,
- pixman_format_code_t *used_fmt)
-{
- int n = 0, i, width, height, stride;
- pixman_format_code_t fmt;
- uint32_t *buf;
- pixman_image_t *img;
-
- while (allowed_formats[n] != PIXMAN_null)
- n++;
- fmt = allowed_formats[lcg_rand_n (n)];
-
- width = lcg_rand_n (max_width) + 1;
- height = lcg_rand_n (max_height) + 1;
- stride = (width * PIXMAN_FORMAT_BPP (fmt) + 7) / 8 +
- lcg_rand_n (max_extra_stride + 1);
- stride = (stride + 3) & ~3;
-
- /* do the allocation */
- buf = aligned_malloc (64, stride * height);
-
- /* initialize image with random data */
- for (i = 0; i < stride * height; i++)
- {
- /* generation is biased to having more 0 or 255 bytes as
- * they are more likely to be special-cased in code
- */
- *((uint8_t *)buf + i) = lcg_rand_n (4) ? lcg_rand_n (256) :
- (lcg_rand_n (2) ? 0 : 255);
- }
-
- img = pixman_image_create_bits (fmt, width, height, buf, stride);
-
- if (PIXMAN_FORMAT_TYPE (fmt) == PIXMAN_TYPE_COLOR)
- {
- pixman_image_set_indexed (img, &(rgb_palette[PIXMAN_FORMAT_BPP (fmt)]));
- }
- else if (PIXMAN_FORMAT_TYPE (fmt) == PIXMAN_TYPE_GRAY)
- {
- pixman_image_set_indexed (img, &(y_palette[PIXMAN_FORMAT_BPP (fmt)]));
- }
-
- image_endian_swap (img);
-
- if (used_fmt) *used_fmt = fmt;
- return img;
-}
-
-/* Free random image, and optionally update crc32 based on its data */
-static uint32_t
-free_random_image (uint32_t initcrc,
- pixman_image_t *img,
- pixman_format_code_t fmt)
-{
- uint32_t crc32 = 0;
- int stride = pixman_image_get_stride (img);
- uint32_t *data = pixman_image_get_data (img);
- int height = pixman_image_get_height (img);
-
- if (fmt != PIXMAN_null)
- {
- /* mask unused 'x' part */
- if (PIXMAN_FORMAT_BPP (fmt) - PIXMAN_FORMAT_DEPTH (fmt) &&
- PIXMAN_FORMAT_DEPTH (fmt) != 0)
- {
- int i;
- uint32_t *data = pixman_image_get_data (img);
- uint32_t mask = (1 << PIXMAN_FORMAT_DEPTH (fmt)) - 1;
-
- if (PIXMAN_FORMAT_TYPE (fmt) == PIXMAN_TYPE_BGRA)
- mask <<= (PIXMAN_FORMAT_BPP (fmt) - PIXMAN_FORMAT_DEPTH (fmt));
-
- for (i = 0; i < 32; i++)
- mask |= mask << (i * PIXMAN_FORMAT_BPP (fmt));
-
- for (i = 0; i < stride * height / 4; i++)
- data[i] &= mask;
- }
-
- /* swap endiannes in order to provide identical results on both big
- * and litte endian systems
- */
- image_endian_swap (img);
- crc32 = compute_crc32 (initcrc, data, stride * height);
- }
-
- pixman_image_unref (img);
- free (data);
-
- return crc32;
-}
-
-static pixman_op_t op_list[] = {
- PIXMAN_OP_SRC,
- PIXMAN_OP_OVER,
- PIXMAN_OP_ADD,
- PIXMAN_OP_CLEAR,
- PIXMAN_OP_SRC,
- PIXMAN_OP_DST,
- PIXMAN_OP_OVER,
- PIXMAN_OP_OVER_REVERSE,
- PIXMAN_OP_IN,
- PIXMAN_OP_IN_REVERSE,
- PIXMAN_OP_OUT,
- PIXMAN_OP_OUT_REVERSE,
- PIXMAN_OP_ATOP,
- PIXMAN_OP_ATOP_REVERSE,
- PIXMAN_OP_XOR,
- PIXMAN_OP_ADD,
- PIXMAN_OP_SATURATE,
- PIXMAN_OP_DISJOINT_CLEAR,
- PIXMAN_OP_DISJOINT_SRC,
- PIXMAN_OP_DISJOINT_DST,
- PIXMAN_OP_DISJOINT_OVER,
- PIXMAN_OP_DISJOINT_OVER_REVERSE,
- PIXMAN_OP_DISJOINT_IN,
- PIXMAN_OP_DISJOINT_IN_REVERSE,
- PIXMAN_OP_DISJOINT_OUT,
- PIXMAN_OP_DISJOINT_OUT_REVERSE,
- PIXMAN_OP_DISJOINT_ATOP,
- PIXMAN_OP_DISJOINT_ATOP_REVERSE,
- PIXMAN_OP_DISJOINT_XOR,
- PIXMAN_OP_CONJOINT_CLEAR,
- PIXMAN_OP_CONJOINT_SRC,
- PIXMAN_OP_CONJOINT_DST,
- PIXMAN_OP_CONJOINT_OVER,
- PIXMAN_OP_CONJOINT_OVER_REVERSE,
- PIXMAN_OP_CONJOINT_IN,
- PIXMAN_OP_CONJOINT_IN_REVERSE,
- PIXMAN_OP_CONJOINT_OUT,
- PIXMAN_OP_CONJOINT_OUT_REVERSE,
- PIXMAN_OP_CONJOINT_ATOP,
- PIXMAN_OP_CONJOINT_ATOP_REVERSE,
- PIXMAN_OP_CONJOINT_XOR,
- PIXMAN_OP_MULTIPLY,
- PIXMAN_OP_SCREEN,
- PIXMAN_OP_OVERLAY,
- PIXMAN_OP_DARKEN,
- PIXMAN_OP_LIGHTEN,
- PIXMAN_OP_COLOR_DODGE,
- PIXMAN_OP_COLOR_BURN,
- PIXMAN_OP_HARD_LIGHT,
- PIXMAN_OP_DIFFERENCE,
- PIXMAN_OP_EXCLUSION,
-#if 0 /* these use floating point math and are not always bitexact on different platforms */
- PIXMAN_OP_SOFT_LIGHT,
- PIXMAN_OP_HSL_HUE,
- PIXMAN_OP_HSL_SATURATION,
- PIXMAN_OP_HSL_COLOR,
- PIXMAN_OP_HSL_LUMINOSITY,
-#endif
-};
-
-static pixman_format_code_t img_fmt_list[] = {
- PIXMAN_a8r8g8b8,
- PIXMAN_x8r8g8b8,
- PIXMAN_r5g6b5,
- PIXMAN_r3g3b2,
- PIXMAN_a8,
- PIXMAN_a8b8g8r8,
- PIXMAN_x8b8g8r8,
- PIXMAN_b8g8r8a8,
- PIXMAN_b8g8r8x8,
- PIXMAN_x14r6g6b6,
- PIXMAN_r8g8b8,
- PIXMAN_b8g8r8,
- PIXMAN_r5g6b5,
- PIXMAN_b5g6r5,
- PIXMAN_x2r10g10b10,
- PIXMAN_a2r10g10b10,
- PIXMAN_x2b10g10r10,
- PIXMAN_a2b10g10r10,
- PIXMAN_a1r5g5b5,
- PIXMAN_x1r5g5b5,
- PIXMAN_a1b5g5r5,
- PIXMAN_x1b5g5r5,
- PIXMAN_a4r4g4b4,
- PIXMAN_x4r4g4b4,
- PIXMAN_a4b4g4r4,
- PIXMAN_x4b4g4r4,
- PIXMAN_a8,
- PIXMAN_r3g3b2,
- PIXMAN_b2g3r3,
- PIXMAN_a2r2g2b2,
- PIXMAN_a2b2g2r2,
- PIXMAN_c8,
- PIXMAN_g8,
- PIXMAN_x4c4,
- PIXMAN_x4g4,
- PIXMAN_c4,
- PIXMAN_g4,
- PIXMAN_g1,
- PIXMAN_x4a4,
- PIXMAN_a4,
- PIXMAN_r1g2b1,
- PIXMAN_b1g2r1,
- PIXMAN_a1r1g1b1,
- PIXMAN_a1b1g1r1,
- PIXMAN_a1,
- PIXMAN_null
-};
-
-static pixman_format_code_t mask_fmt_list[] = {
- PIXMAN_a8r8g8b8,
- PIXMAN_a8,
- PIXMAN_a4,
- PIXMAN_a1,
- PIXMAN_null
-};
-
-
-/*
- * Composite operation with pseudorandom images
- */
-uint32_t
-test_composite (int testnum, int verbose)
-{
- int i;
- pixman_image_t *src_img = NULL;
- pixman_image_t *dst_img = NULL;
- pixman_image_t *mask_img = NULL;
- int src_width, src_height;
- int dst_width, dst_height;
- int src_stride, dst_stride;
- int src_x, src_y;
- int dst_x, dst_y;
- int mask_x, mask_y;
- int w, h;
- pixman_op_t op;
- pixman_format_code_t src_fmt, dst_fmt, mask_fmt;
- uint32_t *dstbuf, *srcbuf, *maskbuf;
- uint32_t crc32;
- int max_width, max_height, max_extra_stride;
- FLOAT_REGS_CORRUPTION_DETECTOR_START ();
-
- max_width = max_height = 24 + testnum / 10000;
- max_extra_stride = 4 + testnum / 1000000;
-
- if (max_width > 256)
- max_width = 256;
-
- if (max_height > 16)
- max_height = 16;
-
- if (max_extra_stride > 8)
- max_extra_stride = 8;
-
- lcg_srand (testnum);
-
- op = op_list[lcg_rand_n (sizeof (op_list) / sizeof (op_list[0]))];
-
- if (lcg_rand_n (8))
- {
- /* normal image */
- src_img = create_random_image (img_fmt_list, max_width, max_height,
- max_extra_stride, &src_fmt);
- }
- else
- {
- /* solid case */
- src_img = create_random_image (img_fmt_list, 1, 1,
- max_extra_stride, &src_fmt);
-
- pixman_image_set_repeat (src_img, PIXMAN_REPEAT_NORMAL);
- }
-
- dst_img = create_random_image (img_fmt_list, max_width, max_height,
- max_extra_stride, &dst_fmt);
-
- src_width = pixman_image_get_width (src_img);
- src_height = pixman_image_get_height (src_img);
- src_stride = pixman_image_get_stride (src_img);
-
- dst_width = pixman_image_get_width (dst_img);
- dst_height = pixman_image_get_height (dst_img);
- dst_stride = pixman_image_get_stride (dst_img);
-
- dstbuf = pixman_image_get_data (dst_img);
- srcbuf = pixman_image_get_data (src_img);
-
- src_x = lcg_rand_n (src_width);
- src_y = lcg_rand_n (src_height);
- dst_x = lcg_rand_n (dst_width);
- dst_y = lcg_rand_n (dst_height);
-
- mask_img = NULL;
- mask_fmt = PIXMAN_null;
- mask_x = 0;
- mask_y = 0;
- maskbuf = NULL;
-
- if ((src_fmt == PIXMAN_x8r8g8b8 || src_fmt == PIXMAN_x8b8g8r8) &&
- (lcg_rand_n (4) == 0))
- {
- /* PIXBUF */
- mask_fmt = lcg_rand_n (2) ? PIXMAN_a8r8g8b8 : PIXMAN_a8b8g8r8;
- mask_img = pixman_image_create_bits (mask_fmt,
- src_width,
- src_height,
- srcbuf,
- src_stride);
- mask_x = src_x;
- mask_y = src_y;
- maskbuf = srcbuf;
- }
- else if (lcg_rand_n (2))
- {
- if (lcg_rand_n (2))
- {
- mask_img = create_random_image (mask_fmt_list, max_width, max_height,
- max_extra_stride, &mask_fmt);
- }
- else
- {
- /* solid case */
- mask_img = create_random_image (mask_fmt_list, 1, 1,
- max_extra_stride, &mask_fmt);
- pixman_image_set_repeat (mask_img, PIXMAN_REPEAT_NORMAL);
- }
-
- if (lcg_rand_n (2))
- pixman_image_set_component_alpha (mask_img, 1);
-
- mask_x = lcg_rand_n (pixman_image_get_width (mask_img));
- mask_y = lcg_rand_n (pixman_image_get_height (mask_img));
- }
-
-
- w = lcg_rand_n (dst_width - dst_x + 1);
- h = lcg_rand_n (dst_height - dst_y + 1);
-
- if (verbose)
- {
- printf ("op=%d, src_fmt=%08X, dst_fmt=%08X, mask_fmt=%08X\n",
- op, src_fmt, dst_fmt, mask_fmt);
- printf ("src_width=%d, src_height=%d, dst_width=%d, dst_height=%d\n",
- src_width, src_height, dst_width, dst_height);
- printf ("src_x=%d, src_y=%d, dst_x=%d, dst_y=%d\n",
- src_x, src_y, dst_x, dst_y);
- printf ("src_stride=%d, dst_stride=%d\n",
- src_stride, dst_stride);
- printf ("w=%d, h=%d\n", w, h);
- }
-
- pixman_image_composite (op, src_img, mask_img, dst_img,
- src_x, src_y, mask_x, mask_y, dst_x, dst_y, w, h);
-
- if (verbose)
- {
- int j;
-
- printf ("---\n");
- for (i = 0; i < dst_height; i++)
- {
- for (j = 0; j < dst_stride; j++)
- {
- if (j == (dst_width * PIXMAN_FORMAT_BPP (dst_fmt) + 7) / 8)
- printf ("| ");
-
- printf ("%02X ", *((uint8_t *)dstbuf + i * dst_stride + j));
- }
- printf ("\n");
- }
- printf ("---\n");
- }
-
- free_random_image (0, src_img, PIXMAN_null);
- crc32 = free_random_image (0, dst_img, dst_fmt);
-
- if (mask_img)
- {
- if (srcbuf == maskbuf)
- pixman_image_unref(mask_img);
- else
- free_random_image (0, mask_img, PIXMAN_null);
- }
-
- FLOAT_REGS_CORRUPTION_DETECTOR_FINISH ();
- return crc32;
-}
-
-int
-main (int argc, const char *argv[])
-{
- int i;
-
- for (i = 1; i <= 8; i++)
- {
- initialize_palette (&(rgb_palette[i]), i, TRUE);
- initialize_palette (&(y_palette[i]), i, FALSE);
- }
-
- return fuzzer_test_main("blitters", 2000000,
- 0x1DB8BDF8,
- test_composite, argc, argv);
-}
+/*
+ * Test program, which stresses the use of different color formats and
+ * compositing operations.
+ *
+ * Script 'fuzzer-find-diff.pl' can be used to narrow down the problem in
+ * the case of test failure.
+ */
+#include <assert.h>
+#include <stdlib.h>
+#include <stdio.h>
+#include <config.h>
+#include "utils.h"
+
+static pixman_indexed_t rgb_palette[9];
+static pixman_indexed_t y_palette[9];
+
+/* Create random image for testing purposes */
+static pixman_image_t *
+create_random_image (pixman_format_code_t *allowed_formats,
+ int max_width,
+ int max_height,
+ int max_extra_stride,
+ pixman_format_code_t *used_fmt)
+{
+ int n = 0, i, width, height, stride;
+ pixman_format_code_t fmt;
+ uint32_t *buf;
+ pixman_image_t *img;
+
+ while (allowed_formats[n] != PIXMAN_null)
+ n++;
+ fmt = allowed_formats[lcg_rand_n (n)];
+
+ width = lcg_rand_n (max_width) + 1;
+ height = lcg_rand_n (max_height) + 1;
+ stride = (width * PIXMAN_FORMAT_BPP (fmt) + 7) / 8 +
+ lcg_rand_n (max_extra_stride + 1);
+ stride = (stride + 3) & ~3;
+
+ /* do the allocation */
+ buf = aligned_malloc (64, stride * height);
+
+ /* initialize image with random data */
+ for (i = 0; i < stride * height; i++)
+ {
+ /* generation is biased to having more 0 or 255 bytes as
+ * they are more likely to be special-cased in code
+ */
+ *((uint8_t *)buf + i) = lcg_rand_n (4) ? lcg_rand_n (256) :
+ (lcg_rand_n (2) ? 0 : 255);
+ }
+
+ img = pixman_image_create_bits (fmt, width, height, buf, stride);
+
+ if (PIXMAN_FORMAT_TYPE (fmt) == PIXMAN_TYPE_COLOR)
+ {
+ pixman_image_set_indexed (img, &(rgb_palette[PIXMAN_FORMAT_BPP (fmt)]));
+ }
+ else if (PIXMAN_FORMAT_TYPE (fmt) == PIXMAN_TYPE_GRAY)
+ {
+ pixman_image_set_indexed (img, &(y_palette[PIXMAN_FORMAT_BPP (fmt)]));
+ }
+
+ image_endian_swap (img);
+
+ if (used_fmt) *used_fmt = fmt;
+ return img;
+}
+
+/* Free random image, and optionally update crc32 based on its data */
+static uint32_t
+free_random_image (uint32_t initcrc,
+ pixman_image_t *img,
+ pixman_format_code_t fmt)
+{
+ uint32_t crc32 = 0;
+ int stride = pixman_image_get_stride (img);
+ uint32_t *data = pixman_image_get_data (img);
+ int height = pixman_image_get_height (img);
+
+ if (fmt != PIXMAN_null)
+ {
+ /* mask unused 'x' part */
+ if (PIXMAN_FORMAT_BPP (fmt) - PIXMAN_FORMAT_DEPTH (fmt) &&
+ PIXMAN_FORMAT_DEPTH (fmt) != 0)
+ {
+ int i;
+ uint32_t *data = pixman_image_get_data (img);
+ uint32_t mask = (1 << PIXMAN_FORMAT_DEPTH (fmt)) - 1;
+
+ if (PIXMAN_FORMAT_TYPE (fmt) == PIXMAN_TYPE_BGRA ||
+ PIXMAN_FORMAT_TYPE (fmt) == PIXMAN_TYPE_RGBA)
+ {
+ mask <<= (PIXMAN_FORMAT_BPP (fmt) - PIXMAN_FORMAT_DEPTH (fmt));
+ }
+
+ for (i = 0; i < 32; i++)
+ mask |= mask << (i * PIXMAN_FORMAT_BPP (fmt));
+
+ for (i = 0; i < stride * height / 4; i++)
+ data[i] &= mask;
+ }
+
+ /* swap endiannes in order to provide identical results on both big
+ * and litte endian systems
+ */
+ image_endian_swap (img);
+ crc32 = compute_crc32 (initcrc, data, stride * height);
+ }
+
+ pixman_image_unref (img);
+ free (data);
+
+ return crc32;
+}
+
+static pixman_op_t op_list[] = {
+ PIXMAN_OP_SRC,
+ PIXMAN_OP_OVER,
+ PIXMAN_OP_ADD,
+ PIXMAN_OP_CLEAR,
+ PIXMAN_OP_SRC,
+ PIXMAN_OP_DST,
+ PIXMAN_OP_OVER,
+ PIXMAN_OP_OVER_REVERSE,
+ PIXMAN_OP_IN,
+ PIXMAN_OP_IN_REVERSE,
+ PIXMAN_OP_OUT,
+ PIXMAN_OP_OUT_REVERSE,
+ PIXMAN_OP_ATOP,
+ PIXMAN_OP_ATOP_REVERSE,
+ PIXMAN_OP_XOR,
+ PIXMAN_OP_ADD,
+ PIXMAN_OP_SATURATE,
+ PIXMAN_OP_DISJOINT_CLEAR,
+ PIXMAN_OP_DISJOINT_SRC,
+ PIXMAN_OP_DISJOINT_DST,
+ PIXMAN_OP_DISJOINT_OVER,
+ PIXMAN_OP_DISJOINT_OVER_REVERSE,
+ PIXMAN_OP_DISJOINT_IN,
+ PIXMAN_OP_DISJOINT_IN_REVERSE,
+ PIXMAN_OP_DISJOINT_OUT,
+ PIXMAN_OP_DISJOINT_OUT_REVERSE,
+ PIXMAN_OP_DISJOINT_ATOP,
+ PIXMAN_OP_DISJOINT_ATOP_REVERSE,
+ PIXMAN_OP_DISJOINT_XOR,
+ PIXMAN_OP_CONJOINT_CLEAR,
+ PIXMAN_OP_CONJOINT_SRC,
+ PIXMAN_OP_CONJOINT_DST,
+ PIXMAN_OP_CONJOINT_OVER,
+ PIXMAN_OP_CONJOINT_OVER_REVERSE,
+ PIXMAN_OP_CONJOINT_IN,
+ PIXMAN_OP_CONJOINT_IN_REVERSE,
+ PIXMAN_OP_CONJOINT_OUT,
+ PIXMAN_OP_CONJOINT_OUT_REVERSE,
+ PIXMAN_OP_CONJOINT_ATOP,
+ PIXMAN_OP_CONJOINT_ATOP_REVERSE,
+ PIXMAN_OP_CONJOINT_XOR,
+ PIXMAN_OP_MULTIPLY,
+ PIXMAN_OP_SCREEN,
+ PIXMAN_OP_OVERLAY,
+ PIXMAN_OP_DARKEN,
+ PIXMAN_OP_LIGHTEN,
+ PIXMAN_OP_COLOR_DODGE,
+ PIXMAN_OP_COLOR_BURN,
+ PIXMAN_OP_HARD_LIGHT,
+ PIXMAN_OP_DIFFERENCE,
+ PIXMAN_OP_EXCLUSION,
+#if 0 /* these use floating point math and are not always bitexact on different platforms */
+ PIXMAN_OP_SOFT_LIGHT,
+ PIXMAN_OP_HSL_HUE,
+ PIXMAN_OP_HSL_SATURATION,
+ PIXMAN_OP_HSL_COLOR,
+ PIXMAN_OP_HSL_LUMINOSITY,
+#endif
+};
+
+static pixman_format_code_t img_fmt_list[] = {
+ PIXMAN_a8r8g8b8,
+ PIXMAN_x8r8g8b8,
+ PIXMAN_r5g6b5,
+ PIXMAN_r3g3b2,
+ PIXMAN_a8,
+ PIXMAN_a8b8g8r8,
+ PIXMAN_x8b8g8r8,
+ PIXMAN_b8g8r8a8,
+ PIXMAN_b8g8r8x8,
+ PIXMAN_r8g8b8a8,
+ PIXMAN_r8g8b8x8,
+ PIXMAN_x14r6g6b6,
+ PIXMAN_r8g8b8,
+ PIXMAN_b8g8r8,
+ PIXMAN_r5g6b5,
+ PIXMAN_b5g6r5,
+ PIXMAN_x2r10g10b10,
+ PIXMAN_a2r10g10b10,
+ PIXMAN_x2b10g10r10,
+ PIXMAN_a2b10g10r10,
+ PIXMAN_a1r5g5b5,
+ PIXMAN_x1r5g5b5,
+ PIXMAN_a1b5g5r5,
+ PIXMAN_x1b5g5r5,
+ PIXMAN_a4r4g4b4,
+ PIXMAN_x4r4g4b4,
+ PIXMAN_a4b4g4r4,
+ PIXMAN_x4b4g4r4,
+ PIXMAN_a8,
+ PIXMAN_r3g3b2,
+ PIXMAN_b2g3r3,
+ PIXMAN_a2r2g2b2,
+ PIXMAN_a2b2g2r2,
+ PIXMAN_c8,
+ PIXMAN_g8,
+ PIXMAN_x4c4,
+ PIXMAN_x4g4,
+ PIXMAN_c4,
+ PIXMAN_g4,
+ PIXMAN_g1,
+ PIXMAN_x4a4,
+ PIXMAN_a4,
+ PIXMAN_r1g2b1,
+ PIXMAN_b1g2r1,
+ PIXMAN_a1r1g1b1,
+ PIXMAN_a1b1g1r1,
+ PIXMAN_a1,
+ PIXMAN_null
+};
+
+static pixman_format_code_t mask_fmt_list[] = {
+ PIXMAN_a8r8g8b8,
+ PIXMAN_a8,
+ PIXMAN_a4,
+ PIXMAN_a1,
+ PIXMAN_null
+};
+
+
+/*
+ * Composite operation with pseudorandom images
+ */
+uint32_t
+test_composite (int testnum, int verbose)
+{
+ int i;
+ pixman_image_t *src_img = NULL;
+ pixman_image_t *dst_img = NULL;
+ pixman_image_t *mask_img = NULL;
+ int src_width, src_height;
+ int dst_width, dst_height;
+ int src_stride, dst_stride;
+ int src_x, src_y;
+ int dst_x, dst_y;
+ int mask_x, mask_y;
+ int w, h;
+ pixman_op_t op;
+ pixman_format_code_t src_fmt, dst_fmt, mask_fmt;
+ uint32_t *dstbuf, *srcbuf, *maskbuf;
+ uint32_t crc32;
+ int max_width, max_height, max_extra_stride;
+ FLOAT_REGS_CORRUPTION_DETECTOR_START ();
+
+ max_width = max_height = 24 + testnum / 10000;
+ max_extra_stride = 4 + testnum / 1000000;
+
+ if (max_width > 256)
+ max_width = 256;
+
+ if (max_height > 16)
+ max_height = 16;
+
+ if (max_extra_stride > 8)
+ max_extra_stride = 8;
+
+ lcg_srand (testnum);
+
+ op = op_list[lcg_rand_n (sizeof (op_list) / sizeof (op_list[0]))];
+
+ if (lcg_rand_n (8))
+ {
+ /* normal image */
+ src_img = create_random_image (img_fmt_list, max_width, max_height,
+ max_extra_stride, &src_fmt);
+ }
+ else
+ {
+ /* solid case */
+ src_img = create_random_image (img_fmt_list, 1, 1,
+ max_extra_stride, &src_fmt);
+
+ pixman_image_set_repeat (src_img, PIXMAN_REPEAT_NORMAL);
+ }
+
+ dst_img = create_random_image (img_fmt_list, max_width, max_height,
+ max_extra_stride, &dst_fmt);
+
+ src_width = pixman_image_get_width (src_img);
+ src_height = pixman_image_get_height (src_img);
+ src_stride = pixman_image_get_stride (src_img);
+
+ dst_width = pixman_image_get_width (dst_img);
+ dst_height = pixman_image_get_height (dst_img);
+ dst_stride = pixman_image_get_stride (dst_img);
+
+ dstbuf = pixman_image_get_data (dst_img);
+ srcbuf = pixman_image_get_data (src_img);
+
+ src_x = lcg_rand_n (src_width);
+ src_y = lcg_rand_n (src_height);
+ dst_x = lcg_rand_n (dst_width);
+ dst_y = lcg_rand_n (dst_height);
+
+ mask_img = NULL;
+ mask_fmt = PIXMAN_null;
+ mask_x = 0;
+ mask_y = 0;
+ maskbuf = NULL;
+
+ if ((src_fmt == PIXMAN_x8r8g8b8 || src_fmt == PIXMAN_x8b8g8r8) &&
+ (lcg_rand_n (4) == 0))
+ {
+ /* PIXBUF */
+ mask_fmt = lcg_rand_n (2) ? PIXMAN_a8r8g8b8 : PIXMAN_a8b8g8r8;
+ mask_img = pixman_image_create_bits (mask_fmt,
+ src_width,
+ src_height,
+ srcbuf,
+ src_stride);
+ mask_x = src_x;
+ mask_y = src_y;
+ maskbuf = srcbuf;
+ }
+ else if (lcg_rand_n (2))
+ {
+ if (lcg_rand_n (2))
+ {
+ mask_img = create_random_image (mask_fmt_list, max_width, max_height,
+ max_extra_stride, &mask_fmt);
+ }
+ else
+ {
+ /* solid case */
+ mask_img = create_random_image (mask_fmt_list, 1, 1,
+ max_extra_stride, &mask_fmt);
+ pixman_image_set_repeat (mask_img, PIXMAN_REPEAT_NORMAL);
+ }
+
+ if (lcg_rand_n (2))
+ pixman_image_set_component_alpha (mask_img, 1);
+
+ mask_x = lcg_rand_n (pixman_image_get_width (mask_img));
+ mask_y = lcg_rand_n (pixman_image_get_height (mask_img));
+ }
+
+
+ w = lcg_rand_n (dst_width - dst_x + 1);
+ h = lcg_rand_n (dst_height - dst_y + 1);
+
+ if (verbose)
+ {
+ printf ("op=%d, src_fmt=%08X, dst_fmt=%08X, mask_fmt=%08X\n",
+ op, src_fmt, dst_fmt, mask_fmt);
+ printf ("src_width=%d, src_height=%d, dst_width=%d, dst_height=%d\n",
+ src_width, src_height, dst_width, dst_height);
+ printf ("src_x=%d, src_y=%d, dst_x=%d, dst_y=%d\n",
+ src_x, src_y, dst_x, dst_y);
+ printf ("src_stride=%d, dst_stride=%d\n",
+ src_stride, dst_stride);
+ printf ("w=%d, h=%d\n", w, h);
+ }
+
+ pixman_image_composite (op, src_img, mask_img, dst_img,
+ src_x, src_y, mask_x, mask_y, dst_x, dst_y, w, h);
+
+ if (verbose)
+ {
+ int j;
+
+ printf ("---\n");
+ for (i = 0; i < dst_height; i++)
+ {
+ for (j = 0; j < dst_stride; j++)
+ {
+ if (j == (dst_width * PIXMAN_FORMAT_BPP (dst_fmt) + 7) / 8)
+ printf ("| ");
+
+ printf ("%02X ", *((uint8_t *)dstbuf + i * dst_stride + j));
+ }
+ printf ("\n");
+ }
+ printf ("---\n");
+ }
+
+ free_random_image (0, src_img, PIXMAN_null);
+ crc32 = free_random_image (0, dst_img, dst_fmt);
+
+ if (mask_img)
+ {
+ if (srcbuf == maskbuf)
+ pixman_image_unref(mask_img);
+ else
+ free_random_image (0, mask_img, PIXMAN_null);
+ }
+
+ FLOAT_REGS_CORRUPTION_DETECTOR_FINISH ();
+ return crc32;
+}
+
+int
+main (int argc, const char *argv[])
+{
+ int i;
+
+ for (i = 1; i <= 8; i++)
+ {
+ initialize_palette (&(rgb_palette[i]), i, TRUE);
+ initialize_palette (&(y_palette[i]), i, FALSE);
+ }
+
+ return fuzzer_test_main("blitters", 2000000,
+ 0x265CDFEB,
+ test_composite, argc, argv);
+}
generated by cgit v1.2.3 (git 2.25.1) at 2024-11-24 16:08:05 +0000