diff options
Diffstat (limited to 'qemu/pixman/test/blitters-test.c')
| -rw-r--r-- | qemu/pixman/test/blitters-test.c | 399 |
1 files changed, 0 insertions, 399 deletions
diff --git a/qemu/pixman/test/blitters-test.c b/qemu/pixman/test/blitters-test.c deleted file mode 100644 index ea03f475d..000000000 --- a/qemu/pixman/test/blitters-test.c +++ /dev/null @@ -1,399 +0,0 @@ -/* - * 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 <stdlib.h> -#include <stdio.h> -#include "utils.h" - -static pixman_indexed_t rgb_palette[9]; -static pixman_indexed_t y_palette[9]; - -/* The first eight format in the list are by far the most widely - * used formats, so we test those more than the others - */ -#define N_MOST_LIKELY_FORMATS 8 - -/* 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, width, height, stride; - pixman_format_code_t fmt; - uint32_t *buf; - pixman_image_t *img; - - while (allowed_formats[n] != PIXMAN_null) - n++; - - if (n > N_MOST_LIKELY_FORMATS && prng_rand_n (4) != 0) - n = N_MOST_LIKELY_FORMATS; - fmt = allowed_formats[prng_rand_n (n)]; - - width = prng_rand_n (max_width) + 1; - height = prng_rand_n (max_height) + 1; - stride = (width * PIXMAN_FORMAT_BPP (fmt) + 7) / 8 + - prng_rand_n (max_extra_stride + 1); - stride = (stride + 3) & ~3; - - /* do the allocation */ - buf = aligned_malloc (64, stride * height); - - if (prng_rand_n (4) == 0) - { - /* uniform distribution */ - prng_randmemset (buf, stride * height, 0); - } - else - { - /* significantly increased probability for 0x00 and 0xFF */ - prng_randmemset (buf, stride * height, RANDMEMSET_MORE_00_AND_FF); - } - - /* test negative stride */ - if (prng_rand_n (4) == 0) - { - buf += (stride / 4) * (height - 1); - stride = - stride; - } - - 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)])); - } - - if (prng_rand_n (16) == 0) - pixman_image_set_filter (img, PIXMAN_FILTER_BILINEAR, NULL, 0); - - 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; - uint32_t *data = pixman_image_get_data (img); - - if (fmt != PIXMAN_null) - crc32 = compute_crc32_for_image (initcrc, img); - - if (img->bits.rowstride < 0) - data += img->bits.rowstride * (img->bits.height - 1); - - 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_a8b8g8r8, - PIXMAN_x8r8g8b8, - PIXMAN_x8b8g8r8, - PIXMAN_r5g6b5, - PIXMAN_b5g6r5, - PIXMAN_a8, - PIXMAN_a1, - PIXMAN_r3g3b2, - PIXMAN_b8g8r8a8, - PIXMAN_b8g8r8x8, - PIXMAN_r8g8b8a8, - PIXMAN_r8g8b8x8, - PIXMAN_x14r6g6b6, - PIXMAN_r8g8b8, - PIXMAN_b8g8r8, -#if 0 /* These are going to use floating point in the near future */ - PIXMAN_x2r10g10b10, - PIXMAN_a2r10g10b10, - PIXMAN_x2b10g10r10, - PIXMAN_a2b10g10r10, -#endif - PIXMAN_a1r5g5b5, - PIXMAN_x1r5g5b5, - PIXMAN_a1b5g5r5, - PIXMAN_x1b5g5r5, - PIXMAN_a4r4g4b4, - PIXMAN_x4r4g4b4, - PIXMAN_a4b4g4r4, - PIXMAN_x4b4g4r4, - 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_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) -{ - 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 *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; - - prng_srand (testnum); - - op = op_list[prng_rand_n (ARRAY_LENGTH (op_list))]; - - if (prng_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); - - srcbuf = pixman_image_get_data (src_img); - - src_x = prng_rand_n (src_width); - src_y = prng_rand_n (src_height); - dst_x = prng_rand_n (dst_width); - dst_y = prng_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) && - (prng_rand_n (4) == 0)) - { - /* PIXBUF */ - mask_fmt = prng_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 (prng_rand_n (2)) - { - if (prng_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 (prng_rand_n (2)) - pixman_image_set_component_alpha (mask_img, 1); - - mask_x = prng_rand_n (pixman_image_get_width (mask_img)); - mask_y = prng_rand_n (pixman_image_get_height (mask_img)); - } - - - w = prng_rand_n (dst_width - dst_x + 1); - h = prng_rand_n (dst_height - dst_y + 1); - - if (verbose) - { - printf ("op=%s\n", operator_name (op)); - printf ("src_fmt=%s, dst_fmt=%s, mask_fmt=%s\n", - format_name (src_fmt), format_name (dst_fmt), - format_name (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) - print_image (dst_img); - - 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; - - prng_srand (0); - - 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, - 0xE0A07495, - test_composite, argc, argv); -} |