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pineappleEA
2021-02-09 04:25:58 +01:00
parent de64eab4b4
commit 3d5a9d908a
7336 changed files with 1773492 additions and 111 deletions
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3
externals/ffmpeg/libswscale/tests/.gitignore vendored Executable file
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@@ -0,0 +1,3 @@
/colorspace
/pixdesc_query
/swscale

171
externals/ffmpeg/libswscale/tests/colorspace.c vendored Executable file
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@@ -0,0 +1,171 @@
/*
* Copyright (C) 2002 Michael Niedermayer <michaelni@gmx.at>
*
* This file is part of FFmpeg.
*
* FFmpeg is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* FFmpeg is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with FFmpeg; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
*/
#include <stdio.h>
#include <string.h> /* for memset() */
#include <stdlib.h>
#include <inttypes.h>
#include "libavutil/mem.h"
#include "libswscale/swscale.h"
#include "libswscale/rgb2rgb.h"
#define SIZE 1000
#define srcByte 0x55
#define dstByte 0xBB
#define FUNC(s, d, n) { s, d, #n, n }
int main(int argc, char **argv)
{
int i, funcNum;
uint8_t *srcBuffer = av_malloc(SIZE);
uint8_t *dstBuffer = av_malloc(SIZE);
int failedNum = 0;
int passedNum = 0;
if (!srcBuffer || !dstBuffer)
return -1;
av_log(NULL, AV_LOG_INFO, "memory corruption test ...\n");
ff_sws_rgb2rgb_init();
for (funcNum = 0; ; funcNum++) {
struct func_info_s {
int src_bpp;
int dst_bpp;
const char *name;
void (*func)(const uint8_t *src, uint8_t *dst, int src_size);
} func_info[] = {
FUNC(2, 2, rgb12to15),
FUNC(2, 2, rgb15to16),
FUNC(2, 3, rgb15to24),
FUNC(2, 4, rgb15to32),
FUNC(2, 3, rgb16to24),
FUNC(2, 4, rgb16to32),
FUNC(3, 2, rgb24to15),
FUNC(3, 2, rgb24to16),
FUNC(3, 4, rgb24to32),
FUNC(4, 2, rgb32to15),
FUNC(4, 2, rgb32to16),
FUNC(4, 3, rgb32to24),
FUNC(2, 2, rgb16to15),
FUNC(2, 2, rgb12tobgr12),
FUNC(2, 2, rgb15tobgr15),
FUNC(2, 2, rgb15tobgr16),
FUNC(2, 3, rgb15tobgr24),
FUNC(2, 4, rgb15tobgr32),
FUNC(2, 2, rgb16tobgr15),
FUNC(2, 2, rgb16tobgr16),
FUNC(2, 3, rgb16tobgr24),
FUNC(2, 4, rgb16tobgr32),
FUNC(3, 2, rgb24tobgr15),
FUNC(3, 2, rgb24tobgr16),
FUNC(3, 3, rgb24tobgr24),
FUNC(3, 4, rgb24tobgr32),
FUNC(4, 2, rgb32tobgr15),
FUNC(4, 2, rgb32tobgr16),
FUNC(4, 3, rgb32tobgr24),
FUNC(4, 4, shuffle_bytes_2103), /* rgb32tobgr32 */
FUNC(6, 6, rgb48tobgr48_nobswap),
FUNC(6, 6, rgb48tobgr48_bswap),
FUNC(8, 6, rgb64to48_nobswap),
FUNC(8, 6, rgb64to48_bswap),
FUNC(8, 6, rgb64tobgr48_nobswap),
FUNC(8, 6, rgb64tobgr48_bswap),
FUNC(0, 0, NULL)
};
int width;
int failed = 0;
int srcBpp = 0;
int dstBpp = 0;
if (!func_info[funcNum].func)
break;
av_log(NULL, AV_LOG_INFO, ".");
memset(srcBuffer, srcByte, SIZE);
for (width = 63; width > 0; width--) {
int dstOffset;
for (dstOffset = 128; dstOffset < 196; dstOffset += 4) {
int srcOffset;
memset(dstBuffer, dstByte, SIZE);
for (srcOffset = 128; srcOffset < 196; srcOffset += 4) {
uint8_t *src = srcBuffer + srcOffset;
uint8_t *dst = dstBuffer + dstOffset;
const char *name = NULL;
// don't fill the screen with shit ...
if (failed)
break;
srcBpp = func_info[funcNum].src_bpp;
dstBpp = func_info[funcNum].dst_bpp;
name = func_info[funcNum].name;
func_info[funcNum].func(src, dst, width * srcBpp);
if (!srcBpp)
break;
for (i = 0; i < SIZE; i++) {
if (srcBuffer[i] != srcByte) {
av_log(NULL, AV_LOG_INFO,
"src damaged at %d w:%d src:%d dst:%d %s\n",
i, width, srcOffset, dstOffset, name);
failed = 1;
break;
}
}
for (i = 0; i < dstOffset; i++) {
if (dstBuffer[i] != dstByte) {
av_log(NULL, AV_LOG_INFO,
"dst damaged at %d w:%d src:%d dst:%d %s\n",
i, width, srcOffset, dstOffset, name);
failed = 1;
break;
}
}
for (i = dstOffset + width * dstBpp; i < SIZE; i++) {
if (dstBuffer[i] != dstByte) {
av_log(NULL, AV_LOG_INFO,
"dst damaged at %d w:%d src:%d dst:%d %s\n",
i, width, srcOffset, dstOffset, name);
failed = 1;
break;
}
}
}
}
}
if (failed)
failedNum++;
else if (srcBpp)
passedNum++;
}
av_log(NULL, AV_LOG_INFO,
"\n%d converters passed, %d converters randomly overwrote memory\n",
passedNum, failedNum);
return failedNum;
}

91
externals/ffmpeg/libswscale/tests/pixdesc_query.c vendored Executable file
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@@ -0,0 +1,91 @@
/*
* Copyright (c) 2017 Clément Bœsch <u pkh me>
*
* This file is part of FFmpeg.
*
* FFmpeg is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* FFmpeg is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with FFmpeg; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
*/
#include <stdlib.h>
#include "libavutil/mem.h"
#include "libswscale/swscale_internal.h"
static const struct {
const char *class;
int (*cond)(enum AVPixelFormat pix_fmt);
} query_tab[] = {
{"is16BPS", is16BPS},
{"isNBPS", isNBPS},
{"isBE", isBE},
{"isYUV", isYUV},
{"isPlanarYUV", isPlanarYUV},
{"isSemiPlanarYUV", isSemiPlanarYUV},
{"isRGB", isRGB},
{"Gray", isGray},
{"RGBinInt", isRGBinInt},
{"BGRinInt", isBGRinInt},
{"Bayer", isBayer},
{"AnyRGB", isAnyRGB},
{"ALPHA", isALPHA},
{"Packed", isPacked},
{"Planar", isPlanar},
{"PackedRGB", isPackedRGB},
{"PlanarRGB", isPlanarRGB},
{"usePal", usePal},
};
static int cmp_str(const void *a, const void *b)
{
const char *s1 = *(const char **)a;
const char *s2 = *(const char **)b;
return strcmp(s1, s2);
}
int main(void)
{
int i, j;
for (i = 0; i < FF_ARRAY_ELEMS(query_tab); i++) {
const char **pix_fmts = NULL;
int nb_pix_fmts = 0;
const AVPixFmtDescriptor *pix_desc = NULL;
while ((pix_desc = av_pix_fmt_desc_next(pix_desc))) {
enum AVPixelFormat pix_fmt = av_pix_fmt_desc_get_id(pix_desc);
if (query_tab[i].cond(pix_fmt)) {
const char *pix_name = pix_desc->name;
if (pix_fmt == AV_PIX_FMT_RGB32) pix_name = "rgb32";
else if (pix_fmt == AV_PIX_FMT_RGB32_1) pix_name = "rgb32_1";
else if (pix_fmt == AV_PIX_FMT_BGR32) pix_name = "bgr32";
else if (pix_fmt == AV_PIX_FMT_BGR32_1) pix_name = "bgr32_1";
av_dynarray_add(&pix_fmts, &nb_pix_fmts, (void *)pix_name);
}
}
if (pix_fmts) {
qsort(pix_fmts, nb_pix_fmts, sizeof(*pix_fmts), cmp_str);
printf("%s:\n", query_tab[i].class);
for (j = 0; j < nb_pix_fmts; j++)
printf(" %s\n", pix_fmts[j]);
printf("\n");
av_free(pix_fmts);
}
}
return 0;
}

440
externals/ffmpeg/libswscale/tests/swscale.c vendored Executable file
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@@ -0,0 +1,440 @@
/*
* Copyright (C) 2003-2011 Michael Niedermayer <michaelni@gmx.at>
*
* This file is part of FFmpeg.
*
* FFmpeg is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* FFmpeg is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with FFmpeg; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
*/
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <inttypes.h>
#include <stdarg.h>
#undef HAVE_AV_CONFIG_H
#include "libavutil/cpu.h"
#include "libavutil/imgutils.h"
#include "libavutil/mem.h"
#include "libavutil/avutil.h"
#include "libavutil/crc.h"
#include "libavutil/pixdesc.h"
#include "libavutil/lfg.h"
#include "libswscale/swscale.h"
/* HACK Duplicated from swscale_internal.h.
* Should be removed when a cleaner pixel format system exists. */
#define isGray(x) \
((x) == AV_PIX_FMT_GRAY8 || \
(x) == AV_PIX_FMT_YA8 || \
(x) == AV_PIX_FMT_GRAY16BE || \
(x) == AV_PIX_FMT_GRAY16LE || \
(x) == AV_PIX_FMT_YA16BE || \
(x) == AV_PIX_FMT_YA16LE)
#define hasChroma(x) \
(!(isGray(x) || \
(x) == AV_PIX_FMT_MONOBLACK || \
(x) == AV_PIX_FMT_MONOWHITE))
#define isALPHA(x) \
((x) == AV_PIX_FMT_BGR32 || \
(x) == AV_PIX_FMT_BGR32_1 || \
(x) == AV_PIX_FMT_RGB32 || \
(x) == AV_PIX_FMT_RGB32_1 || \
(x) == AV_PIX_FMT_YUVA420P)
static uint64_t getSSD(const uint8_t *src1, const uint8_t *src2,
int stride1, int stride2, int w, int h)
{
int x, y;
uint64_t ssd = 0;
for (y = 0; y < h; y++) {
for (x = 0; x < w; x++) {
int d = src1[x + y * stride1] - src2[x + y * stride2];
ssd += d * d;
}
}
return ssd;
}
struct Results {
uint64_t ssdY;
uint64_t ssdU;
uint64_t ssdV;
uint64_t ssdA;
uint32_t crc;
};
// test by ref -> src -> dst -> out & compare out against ref
// ref & out are YV12
static int doTest(const uint8_t * const ref[4], int refStride[4], int w, int h,
enum AVPixelFormat srcFormat, enum AVPixelFormat dstFormat,
int srcW, int srcH, int dstW, int dstH, int flags,
struct Results *r)
{
const AVPixFmtDescriptor *desc_yuva420p = av_pix_fmt_desc_get(AV_PIX_FMT_YUVA420P);
const AVPixFmtDescriptor *desc_src = av_pix_fmt_desc_get(srcFormat);
const AVPixFmtDescriptor *desc_dst = av_pix_fmt_desc_get(dstFormat);
static enum AVPixelFormat cur_srcFormat;
static int cur_srcW, cur_srcH;
static const uint8_t *src[4];
static int srcStride[4];
uint8_t *dst[4] = { 0 };
uint8_t *out[4] = { 0 };
int dstStride[4] = {0};
int i;
uint64_t ssdY, ssdU = 0, ssdV = 0, ssdA = 0;
struct SwsContext *dstContext = NULL, *outContext = NULL;
uint32_t crc = 0;
int res = 0;
if (cur_srcFormat != srcFormat || cur_srcW != srcW || cur_srcH != srcH) {
struct SwsContext *srcContext = NULL;
int p;
for (p = 0; p < 4; p++)
av_freep(&src[p]);
res = av_image_fill_linesizes(srcStride, srcFormat, srcW);
if (res < 0) {
fprintf(stderr, "av_image_fill_linesizes failed\n");
goto end;
}
for (p = 0; p < 4; p++) {
srcStride[p] = FFALIGN(srcStride[p], 16);
if (srcStride[p])
src[p] = av_mallocz(srcStride[p] * srcH + 16);
if (srcStride[p] && !src[p]) {
perror("Malloc");
res = -1;
goto end;
}
}
srcContext = sws_getContext(w, h, AV_PIX_FMT_YUVA420P, srcW, srcH,
srcFormat, SWS_BILINEAR, NULL, NULL, NULL);
if (!srcContext) {
fprintf(stderr, "Failed to get %s ---> %s\n",
desc_yuva420p->name,
desc_src->name);
res = -1;
goto end;
}
sws_scale(srcContext, ref, refStride, 0, h,
(uint8_t * const *) src, srcStride);
sws_freeContext(srcContext);
cur_srcFormat = srcFormat;
cur_srcW = srcW;
cur_srcH = srcH;
}
res = av_image_fill_linesizes(dstStride, dstFormat, dstW);
if (res < 0) {
fprintf(stderr, "av_image_fill_linesizes failed\n");
goto end;
}
for (i = 0; i < 4; i++) {
/* Image buffers passed into libswscale can be allocated any way you
* prefer, as long as they're aligned enough for the architecture, and
* they're freed appropriately (such as using av_free for buffers
* allocated with av_malloc). */
/* An extra 16 bytes is being allocated because some scalers may write
* out of bounds. */
dstStride[i] = FFALIGN(dstStride[i], 16);
if (dstStride[i])
dst[i] = av_mallocz(dstStride[i] * dstH + 16);
if (dstStride[i] && !dst[i]) {
perror("Malloc");
res = -1;
goto end;
}
}
dstContext = sws_getContext(srcW, srcH, srcFormat, dstW, dstH, dstFormat,
flags, NULL, NULL, NULL);
if (!dstContext) {
fprintf(stderr, "Failed to get %s ---> %s\n",
desc_src->name, desc_dst->name);
res = -1;
goto end;
}
printf(" %s %dx%d -> %s %3dx%3d flags=%2d",
desc_src->name, srcW, srcH,
desc_dst->name, dstW, dstH,
flags);
fflush(stdout);
sws_scale(dstContext, (const uint8_t * const*)src, srcStride, 0, srcH, dst, dstStride);
for (i = 0; i < 4 && dstStride[i]; i++)
crc = av_crc(av_crc_get_table(AV_CRC_32_IEEE), crc, dst[i],
dstStride[i] * dstH);
if (r && crc == r->crc) {
ssdY = r->ssdY;
ssdU = r->ssdU;
ssdV = r->ssdV;
ssdA = r->ssdA;
} else {
for (i = 0; i < 4; i++) {
refStride[i] = FFALIGN(refStride[i], 16);
if (refStride[i])
out[i] = av_mallocz(refStride[i] * h);
if (refStride[i] && !out[i]) {
perror("Malloc");
res = -1;
goto end;
}
}
outContext = sws_getContext(dstW, dstH, dstFormat, w, h,
AV_PIX_FMT_YUVA420P, SWS_BILINEAR,
NULL, NULL, NULL);
if (!outContext) {
fprintf(stderr, "Failed to get %s ---> %s\n",
desc_dst->name,
desc_yuva420p->name);
res = -1;
goto end;
}
sws_scale(outContext, (const uint8_t * const *) dst, dstStride, 0, dstH,
out, refStride);
ssdY = getSSD(ref[0], out[0], refStride[0], refStride[0], w, h);
if (hasChroma(srcFormat) && hasChroma(dstFormat)) {
//FIXME check that output is really gray
ssdU = getSSD(ref[1], out[1], refStride[1], refStride[1],
(w + 1) >> 1, (h + 1) >> 1);
ssdV = getSSD(ref[2], out[2], refStride[2], refStride[2],
(w + 1) >> 1, (h + 1) >> 1);
}
if (isALPHA(srcFormat) && isALPHA(dstFormat))
ssdA = getSSD(ref[3], out[3], refStride[3], refStride[3], w, h);
ssdY /= w * h;
ssdU /= w * h / 4;
ssdV /= w * h / 4;
ssdA /= w * h;
sws_freeContext(outContext);
for (i = 0; i < 4; i++)
if (refStride[i])
av_free(out[i]);
}
printf(" CRC=%08x SSD=%5"PRId64 ",%5"PRId64 ",%5"PRId64 ",%5"PRId64 "\n",
crc, ssdY, ssdU, ssdV, ssdA);
end:
sws_freeContext(dstContext);
for (i = 0; i < 4; i++)
if (dstStride[i])
av_free(dst[i]);
return res;
}
static void selfTest(const uint8_t * const ref[4], int refStride[4],
int w, int h,
enum AVPixelFormat srcFormat_in,
enum AVPixelFormat dstFormat_in)
{
const int flags[] = { SWS_FAST_BILINEAR, SWS_BILINEAR, SWS_BICUBIC,
SWS_X, SWS_POINT, SWS_AREA, 0 };
const int srcW = w;
const int srcH = h;
const int dstW[] = { srcW - srcW / 3, srcW, srcW + srcW / 3, 0 };
const int dstH[] = { srcH - srcH / 3, srcH, srcH + srcH / 3, 0 };
enum AVPixelFormat srcFormat, dstFormat;
const AVPixFmtDescriptor *desc_src, *desc_dst;
for (srcFormat = srcFormat_in != AV_PIX_FMT_NONE ? srcFormat_in : 0;
srcFormat < AV_PIX_FMT_NB; srcFormat++) {
if (!sws_isSupportedInput(srcFormat) ||
!sws_isSupportedOutput(srcFormat))
continue;
desc_src = av_pix_fmt_desc_get(srcFormat);
for (dstFormat = dstFormat_in != AV_PIX_FMT_NONE ? dstFormat_in : 0;
dstFormat < AV_PIX_FMT_NB; dstFormat++) {
int i, j, k;
int res = 0;
if (!sws_isSupportedInput(dstFormat) ||
!sws_isSupportedOutput(dstFormat))
continue;
desc_dst = av_pix_fmt_desc_get(dstFormat);
printf("%s -> %s\n", desc_src->name, desc_dst->name);
fflush(stdout);
for (k = 0; flags[k] && !res; k++)
for (i = 0; dstW[i] && !res; i++)
for (j = 0; dstH[j] && !res; j++)
res = doTest(ref, refStride, w, h,
srcFormat, dstFormat,
srcW, srcH, dstW[i], dstH[j], flags[k],
NULL);
if (dstFormat_in != AV_PIX_FMT_NONE)
break;
}
if (srcFormat_in != AV_PIX_FMT_NONE)
break;
}
}
static int fileTest(const uint8_t * const ref[4], int refStride[4],
int w, int h, FILE *fp,
enum AVPixelFormat srcFormat_in,
enum AVPixelFormat dstFormat_in)
{
char buf[256];
while (fgets(buf, sizeof(buf), fp)) {
struct Results r;
enum AVPixelFormat srcFormat;
char srcStr[21];
int srcW = 0, srcH = 0;
enum AVPixelFormat dstFormat;
char dstStr[21];
int dstW = 0, dstH = 0;
int flags;
int ret;
ret = sscanf(buf,
" %20s %dx%d -> %20s %dx%d flags=%d CRC=%x"
" SSD=%"SCNu64 ", %"SCNu64 ", %"SCNu64 ", %"SCNu64 "\n",
srcStr, &srcW, &srcH, dstStr, &dstW, &dstH,
&flags, &r.crc, &r.ssdY, &r.ssdU, &r.ssdV, &r.ssdA);
if (ret != 12) {
srcStr[0] = dstStr[0] = 0;
ret = sscanf(buf, "%20s -> %20s\n", srcStr, dstStr);
}
srcFormat = av_get_pix_fmt(srcStr);
dstFormat = av_get_pix_fmt(dstStr);
if (srcFormat == AV_PIX_FMT_NONE || dstFormat == AV_PIX_FMT_NONE ||
srcW > 8192U || srcH > 8192U || dstW > 8192U || dstH > 8192U) {
fprintf(stderr, "malformed input file\n");
return -1;
}
if ((srcFormat_in != AV_PIX_FMT_NONE && srcFormat_in != srcFormat) ||
(dstFormat_in != AV_PIX_FMT_NONE && dstFormat_in != dstFormat))
continue;
if (ret != 12) {
printf("%s", buf);
continue;
}
doTest(ref, refStride, w, h,
srcFormat, dstFormat,
srcW, srcH, dstW, dstH, flags,
&r);
}
return 0;
}
#define W 96
#define H 96
int main(int argc, char **argv)
{
enum AVPixelFormat srcFormat = AV_PIX_FMT_NONE;
enum AVPixelFormat dstFormat = AV_PIX_FMT_NONE;
uint8_t *rgb_data = av_malloc(W * H * 4);
const uint8_t * const rgb_src[4] = { rgb_data, NULL, NULL, NULL };
int rgb_stride[4] = { 4 * W, 0, 0, 0 };
uint8_t *data = av_malloc(4 * W * H);
const uint8_t * const src[4] = { data, data + W * H, data + W * H * 2, data + W * H * 3 };
int stride[4] = { W, W, W, W };
int x, y;
struct SwsContext *sws;
AVLFG rand;
int res = -1;
int i;
FILE *fp = NULL;
if (!rgb_data || !data)
return -1;
for (i = 1; i < argc; i += 2) {
if (argv[i][0] != '-' || i + 1 == argc)
goto bad_option;
if (!strcmp(argv[i], "-ref")) {
fp = fopen(argv[i + 1], "r");
if (!fp) {
fprintf(stderr, "could not open '%s'\n", argv[i + 1]);
goto error;
}
} else if (!strcmp(argv[i], "-cpuflags")) {
unsigned flags = av_get_cpu_flags();
int ret = av_parse_cpu_caps(&flags, argv[i + 1]);
if (ret < 0) {
fprintf(stderr, "invalid cpu flags %s\n", argv[i + 1]);
return ret;
}
av_force_cpu_flags(flags);
} else if (!strcmp(argv[i], "-src")) {
srcFormat = av_get_pix_fmt(argv[i + 1]);
if (srcFormat == AV_PIX_FMT_NONE) {
fprintf(stderr, "invalid pixel format %s\n", argv[i + 1]);
return -1;
}
} else if (!strcmp(argv[i], "-dst")) {
dstFormat = av_get_pix_fmt(argv[i + 1]);
if (dstFormat == AV_PIX_FMT_NONE) {
fprintf(stderr, "invalid pixel format %s\n", argv[i + 1]);
return -1;
}
} else {
bad_option:
fprintf(stderr, "bad option or argument missing (%s)\n", argv[i]);
goto error;
}
}
sws = sws_getContext(W / 12, H / 12, AV_PIX_FMT_RGB32, W, H,
AV_PIX_FMT_YUVA420P, SWS_BILINEAR, NULL, NULL, NULL);
av_lfg_init(&rand, 1);
for (y = 0; y < H; y++)
for (x = 0; x < W * 4; x++)
rgb_data[ x + y * 4 * W] = av_lfg_get(&rand);
sws_scale(sws, rgb_src, rgb_stride, 0, H / 12, (uint8_t * const *) src, stride);
sws_freeContext(sws);
av_free(rgb_data);
if(fp) {
res = fileTest(src, stride, W, H, fp, srcFormat, dstFormat);
fclose(fp);
} else {
selfTest(src, stride, W, H, srcFormat, dstFormat);
res = 0;
}
error:
av_free(data);
return res;
}