diff options
Diffstat (limited to 'pixman/test/scaling-test.c')
| -rw-r--r-- | pixman/test/scaling-test.c | 136 |
1 files changed, 127 insertions, 9 deletions
diff --git a/pixman/test/scaling-test.c b/pixman/test/scaling-test.c index 7b78017a3..2a0826a46 100644 --- a/pixman/test/scaling-test.c +++ b/pixman/test/scaling-test.c @@ -12,10 +12,10 @@ #include <stdio.h>
#include "utils.h"
-#define MAX_SRC_WIDTH 16
-#define MAX_SRC_HEIGHT 16
-#define MAX_DST_WIDTH 16
-#define MAX_DST_HEIGHT 16
+#define MAX_SRC_WIDTH 48
+#define MAX_SRC_HEIGHT 8
+#define MAX_DST_WIDTH 48
+#define MAX_DST_HEIGHT 8
#define MAX_STRIDE 4
/*
@@ -27,24 +27,32 @@ test_composite (int testnum, {
int i;
pixman_image_t * src_img;
+ pixman_image_t * mask_img;
pixman_image_t * dst_img;
pixman_transform_t transform;
pixman_region16_t clip;
int src_width, src_height;
+ int mask_width, mask_height;
int dst_width, dst_height;
- int src_stride, dst_stride;
+ int src_stride, mask_stride, dst_stride;
int src_x, src_y;
+ int mask_x, mask_y;
int dst_x, dst_y;
int src_bpp;
+ int mask_bpp = 1;
int dst_bpp;
int w, h;
pixman_fixed_t scale_x = 65536, scale_y = 65536;
pixman_fixed_t translate_x = 0, translate_y = 0;
+ pixman_fixed_t mask_scale_x = 65536, mask_scale_y = 65536;
+ pixman_fixed_t mask_translate_x = 0, mask_translate_y = 0;
pixman_op_t op;
pixman_repeat_t repeat = PIXMAN_REPEAT_NONE;
+ pixman_repeat_t mask_repeat = PIXMAN_REPEAT_NONE;
pixman_format_code_t src_fmt, dst_fmt;
uint32_t * srcbuf;
uint32_t * dstbuf;
+ uint32_t * maskbuf;
uint32_t crc32;
FLOAT_REGS_CORRUPTION_DETECTOR_START ();
@@ -52,34 +60,68 @@ test_composite (int testnum, src_bpp = (lcg_rand_n (2) == 0) ? 2 : 4;
dst_bpp = (lcg_rand_n (2) == 0) ? 2 : 4;
- op = (lcg_rand_n (2) == 0) ? PIXMAN_OP_SRC : PIXMAN_OP_OVER;
+ switch (lcg_rand_n (3))
+ {
+ case 0:
+ op = PIXMAN_OP_SRC;
+ break;
+ case 1:
+ op = PIXMAN_OP_OVER;
+ break;
+ default:
+ op = PIXMAN_OP_ADD;
+ break;
+ }
src_width = lcg_rand_n (MAX_SRC_WIDTH) + 1;
src_height = lcg_rand_n (MAX_SRC_HEIGHT) + 1;
+
+ if (lcg_rand_n (2))
+ {
+ mask_width = lcg_rand_n (MAX_SRC_WIDTH) + 1;
+ mask_height = lcg_rand_n (MAX_SRC_HEIGHT) + 1;
+ }
+ else
+ {
+ mask_width = mask_height = 1;
+ }
+
dst_width = lcg_rand_n (MAX_DST_WIDTH) + 1;
dst_height = lcg_rand_n (MAX_DST_HEIGHT) + 1;
src_stride = src_width * src_bpp + lcg_rand_n (MAX_STRIDE) * src_bpp;
+ mask_stride = mask_width * mask_bpp + lcg_rand_n (MAX_STRIDE) * mask_bpp;
dst_stride = dst_width * dst_bpp + lcg_rand_n (MAX_STRIDE) * dst_bpp;
if (src_stride & 3)
src_stride += 2;
+ if (mask_stride & 1)
+ mask_stride += 1;
+ if (mask_stride & 2)
+ mask_stride += 2;
+
if (dst_stride & 3)
dst_stride += 2;
src_x = -(src_width / 4) + lcg_rand_n (src_width * 3 / 2);
src_y = -(src_height / 4) + lcg_rand_n (src_height * 3 / 2);
+ mask_x = -(mask_width / 4) + lcg_rand_n (mask_width * 3 / 2);
+ mask_y = -(mask_height / 4) + lcg_rand_n (mask_height * 3 / 2);
dst_x = -(dst_width / 4) + lcg_rand_n (dst_width * 3 / 2);
dst_y = -(dst_height / 4) + lcg_rand_n (dst_height * 3 / 2);
w = lcg_rand_n (dst_width * 3 / 2 - dst_x);
h = lcg_rand_n (dst_height * 3 / 2 - dst_y);
srcbuf = (uint32_t *)malloc (src_stride * src_height);
+ maskbuf = (uint32_t *)malloc (mask_stride * mask_height);
dstbuf = (uint32_t *)malloc (dst_stride * dst_height);
for (i = 0; i < src_stride * src_height; i++)
*((uint8_t *)srcbuf + i) = lcg_rand_n (256);
+ for (i = 0; i < mask_stride * mask_height; i++)
+ *((uint8_t *)maskbuf + i) = lcg_rand_n (256);
+
for (i = 0; i < dst_stride * dst_height; i++)
*((uint8_t *)dstbuf + i) = lcg_rand_n (256);
@@ -92,13 +134,16 @@ test_composite (int testnum, src_img = pixman_image_create_bits (
src_fmt, src_width, src_height, srcbuf, src_stride);
+ mask_img = pixman_image_create_bits (
+ PIXMAN_a8, mask_width, mask_height, maskbuf, mask_stride);
+
dst_img = pixman_image_create_bits (
dst_fmt, dst_width, dst_height, dstbuf, dst_stride);
image_endian_swap (src_img, src_bpp * 8);
image_endian_swap (dst_img, dst_bpp * 8);
- if (lcg_rand_n (8) > 0)
+ if (lcg_rand_n (4) > 0)
{
scale_x = -32768 * 3 + lcg_rand_N (65536 * 5);
scale_y = -32768 * 3 + lcg_rand_N (65536 * 5);
@@ -109,6 +154,40 @@ test_composite (int testnum, pixman_image_set_transform (src_img, &transform);
}
+ if (lcg_rand_n (2) > 0)
+ {
+ mask_scale_x = -32768 * 3 + lcg_rand_N (65536 * 5);
+ mask_scale_y = -32768 * 3 + lcg_rand_N (65536 * 5);
+ mask_translate_x = lcg_rand_N (65536);
+ mask_translate_y = lcg_rand_N (65536);
+ pixman_transform_init_scale (&transform, mask_scale_x, mask_scale_y);
+ pixman_transform_translate (&transform, NULL, mask_translate_x, mask_translate_y);
+ pixman_image_set_transform (mask_img, &transform);
+ }
+
+ switch (lcg_rand_n (4))
+ {
+ case 0:
+ mask_repeat = PIXMAN_REPEAT_NONE;
+ break;
+
+ case 1:
+ mask_repeat = PIXMAN_REPEAT_NORMAL;
+ break;
+
+ case 2:
+ mask_repeat = PIXMAN_REPEAT_PAD;
+ break;
+
+ case 3:
+ mask_repeat = PIXMAN_REPEAT_REFLECT;
+ break;
+
+ default:
+ break;
+ }
+ pixman_image_set_repeat (mask_img, mask_repeat);
+
switch (lcg_rand_n (4))
{
case 0:
@@ -137,6 +216,11 @@ test_composite (int testnum, else
pixman_image_set_filter (src_img, PIXMAN_FILTER_BILINEAR, NULL, 0);
+ if (lcg_rand_n (2))
+ pixman_image_set_filter (mask_img, PIXMAN_FILTER_NEAREST, NULL, 0);
+ else
+ pixman_image_set_filter (mask_img, PIXMAN_FILTER_BILINEAR, NULL, 0);
+
if (verbose)
{
printf ("src_fmt=%08X, dst_fmt=%08X\n", src_fmt, dst_fmt);
@@ -183,6 +267,34 @@ test_composite (int testnum, {
pixman_box16_t clip_boxes[2];
int n = lcg_rand_n (2) + 1;
+
+ for (i = 0; i < n; i++)
+ {
+ clip_boxes[i].x1 = lcg_rand_n (mask_width);
+ clip_boxes[i].y1 = lcg_rand_n (mask_height);
+ clip_boxes[i].x2 =
+ clip_boxes[i].x1 + lcg_rand_n (mask_width - clip_boxes[i].x1);
+ clip_boxes[i].y2 =
+ clip_boxes[i].y1 + lcg_rand_n (mask_height - clip_boxes[i].y1);
+
+ if (verbose)
+ {
+ printf ("mask clip box: [%d,%d-%d,%d]\n",
+ clip_boxes[i].x1, clip_boxes[i].y1,
+ clip_boxes[i].x2, clip_boxes[i].y2);
+ }
+ }
+
+ pixman_region_init_rects (&clip, clip_boxes, n);
+ pixman_image_set_clip_region (mask_img, &clip);
+ pixman_image_set_source_clipping (mask_img, 1);
+ pixman_region_fini (&clip);
+ }
+
+ if (lcg_rand_n (8) == 0)
+ {
+ pixman_box16_t clip_boxes[2];
+ int n = lcg_rand_n (2) + 1;
for (i = 0; i < n; i++)
{
clip_boxes[i].x1 = lcg_rand_n (dst_width);
@@ -204,8 +316,12 @@ test_composite (int testnum, pixman_region_fini (&clip);
}
- pixman_image_composite (op, src_img, NULL, dst_img,
+ if (lcg_rand_n (2) == 0)
+ pixman_image_composite (op, src_img, NULL, dst_img,
src_x, src_y, 0, 0, dst_x, dst_y, w, h);
+ else
+ 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 (dst_fmt == PIXMAN_x8r8g8b8)
{
@@ -230,10 +346,12 @@ test_composite (int testnum, }
pixman_image_unref (src_img);
+ pixman_image_unref (mask_img);
pixman_image_unref (dst_img);
crc32 = compute_crc32 (0, dstbuf, dst_stride * dst_height);
free (srcbuf);
+ free (maskbuf);
free (dstbuf);
FLOAT_REGS_CORRUPTION_DETECTOR_FINISH ();
@@ -245,6 +363,6 @@ main (int argc, const char *argv[]) {
pixman_disable_out_of_bounds_workaround ();
- return fuzzer_test_main("scaling", 8000000, 0x7F1AB59F,
+ return fuzzer_test_main("scaling", 8000000, 0x80DF1CB2,
test_composite, argc, argv);
}
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