2003-04-17 21:32:46 +02:00
|
|
|
/*
|
2006-10-07 17:33:14 +02:00
|
|
|
* Copyright (C) 2003 Michael Niedermayer <michaelni@gmx.at>
|
|
|
|
*
|
|
|
|
* This file is part of FFmpeg.
|
|
|
|
*
|
2008-04-13 03:29:24 +02:00
|
|
|
* 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.
|
2006-10-07 17:33:14 +02:00
|
|
|
*
|
|
|
|
* FFmpeg is distributed in the hope that it will be useful,
|
|
|
|
* but WITHOUT ANY WARRANTY; without even the implied warranty of
|
2008-04-13 03:29:24 +02:00
|
|
|
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
|
|
|
|
* Lesser General Public License for more details.
|
2006-10-07 17:33:14 +02:00
|
|
|
*
|
2008-04-13 03:29:24 +02:00
|
|
|
* You should have received a copy of the GNU Lesser General Public
|
|
|
|
* License along with FFmpeg; if not, write to the Free Software
|
2007-07-05 12:18:58 +02:00
|
|
|
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
|
2006-10-07 17:33:14 +02:00
|
|
|
*/
|
2003-04-17 21:32:46 +02:00
|
|
|
|
|
|
|
#include <stdio.h>
|
|
|
|
#include <stdlib.h>
|
|
|
|
#include <string.h>
|
|
|
|
#include <inttypes.h>
|
|
|
|
#include <stdarg.h>
|
|
|
|
|
2006-09-17 17:15:13 +02:00
|
|
|
#undef HAVE_AV_CONFIG_H
|
2010-01-19 04:47:11 +01:00
|
|
|
#include "libavutil/mem.h"
|
2008-05-09 14:00:25 +02:00
|
|
|
#include "libavutil/avutil.h"
|
2009-03-18 18:12:44 +01:00
|
|
|
#include "libavutil/lfg.h"
|
2003-04-17 21:32:46 +02:00
|
|
|
#include "swscale.h"
|
|
|
|
|
2009-07-09 04:27:39 +02:00
|
|
|
/* HACK Duplicated from swscale_internal.h.
|
|
|
|
* Should be removed when a cleaner pixel format system exists. */
|
|
|
|
const char *sws_format_name(enum PixelFormat format);
|
2009-08-13 13:33:18 +02:00
|
|
|
#define isGray(x) ( \
|
|
|
|
(x)==PIX_FMT_GRAY8 \
|
|
|
|
|| (x)==PIX_FMT_GRAY16BE \
|
|
|
|
|| (x)==PIX_FMT_GRAY16LE \
|
|
|
|
)
|
2009-08-22 21:30:19 +02:00
|
|
|
#define hasChroma(x) (!( \
|
2009-08-13 20:39:39 +02:00
|
|
|
isGray(x) \
|
|
|
|
|| (x)==PIX_FMT_MONOBLACK \
|
|
|
|
|| (x)==PIX_FMT_MONOWHITE \
|
|
|
|
))
|
2009-07-09 04:27:39 +02:00
|
|
|
#define isALPHA(x) ( \
|
|
|
|
(x)==PIX_FMT_BGR32 \
|
|
|
|
|| (x)==PIX_FMT_BGR32_1 \
|
|
|
|
|| (x)==PIX_FMT_RGB32 \
|
|
|
|
|| (x)==PIX_FMT_RGB32_1 \
|
|
|
|
|| (x)==PIX_FMT_YUVA420P \
|
|
|
|
)
|
2009-06-11 17:15:43 +02:00
|
|
|
|
2009-08-16 23:11:28 +02:00
|
|
|
static uint64_t getSSD(uint8_t *src1, uint8_t *src2, int stride1, int stride2, int w, int h)
|
|
|
|
{
|
2007-04-29 15:39:27 +02:00
|
|
|
int x,y;
|
|
|
|
uint64_t ssd=0;
|
2003-04-17 21:32:46 +02:00
|
|
|
|
|
|
|
//printf("%d %d\n", w, h);
|
2007-04-27 01:07:11 +02:00
|
|
|
|
2009-08-16 23:11:28 +02:00
|
|
|
for (y=0; y<h; y++) {
|
|
|
|
for (x=0; x<w; x++) {
|
2007-04-29 15:39:27 +02:00
|
|
|
int d= src1[x + y*stride1] - src2[x + y*stride2];
|
|
|
|
ssd+= d*d;
|
2003-04-17 21:32:46 +02:00
|
|
|
//printf("%d", abs(src1[x + y*stride1] - src2[x + y*stride2])/26 );
|
2007-04-29 15:39:27 +02:00
|
|
|
}
|
2003-04-17 21:32:46 +02:00
|
|
|
//printf("\n");
|
2007-04-29 15:39:27 +02:00
|
|
|
}
|
|
|
|
return ssd;
|
2003-04-17 21:32:46 +02:00
|
|
|
}
|
|
|
|
|
|
|
|
// test by ref -> src -> dst -> out & compare out against ref
|
|
|
|
// ref & out are YV12
|
2010-01-19 00:34:07 +01:00
|
|
|
static int doTest(uint8_t *ref[4], int refStride[4], int w, int h,
|
|
|
|
enum PixelFormat srcFormat, enum PixelFormat dstFormat,
|
2009-08-16 23:11:28 +02:00
|
|
|
int srcW, int srcH, int dstW, int dstH, int flags)
|
|
|
|
{
|
2009-03-20 17:29:47 +01:00
|
|
|
uint8_t *src[4] = {0};
|
|
|
|
uint8_t *dst[4] = {0};
|
|
|
|
uint8_t *out[4] = {0};
|
2009-03-20 15:17:20 +01:00
|
|
|
int srcStride[4], dstStride[4];
|
2007-04-29 15:39:27 +02:00
|
|
|
int i;
|
2009-08-13 13:33:18 +02:00
|
|
|
uint64_t ssdY, ssdU=0, ssdV=0, ssdA=0;
|
2009-03-20 00:33:35 +01:00
|
|
|
struct SwsContext *srcContext = NULL, *dstContext = NULL,
|
|
|
|
*outContext = NULL;
|
2007-04-29 15:39:27 +02:00
|
|
|
int res;
|
|
|
|
|
|
|
|
res = 0;
|
2009-08-16 23:11:28 +02:00
|
|
|
for (i=0; i<4; i++) {
|
2007-04-29 15:39:27 +02:00
|
|
|
// avoid stride % bpp != 0
|
|
|
|
if (srcFormat==PIX_FMT_RGB24 || srcFormat==PIX_FMT_BGR24)
|
|
|
|
srcStride[i]= srcW*3;
|
2009-06-02 17:35:58 +02:00
|
|
|
else if (srcFormat==PIX_FMT_RGB48BE || srcFormat==PIX_FMT_RGB48LE)
|
|
|
|
srcStride[i]= srcW*6;
|
2007-04-29 15:39:27 +02:00
|
|
|
else
|
|
|
|
srcStride[i]= srcW*4;
|
|
|
|
|
|
|
|
if (dstFormat==PIX_FMT_RGB24 || dstFormat==PIX_FMT_BGR24)
|
|
|
|
dstStride[i]= dstW*3;
|
2009-06-02 17:35:58 +02:00
|
|
|
else if (dstFormat==PIX_FMT_RGB48BE || dstFormat==PIX_FMT_RGB48LE)
|
|
|
|
dstStride[i]= dstW*6;
|
2007-04-29 15:39:27 +02:00
|
|
|
else
|
|
|
|
dstStride[i]= dstW*4;
|
|
|
|
|
2010-01-19 16:42:51 +01:00
|
|
|
/* 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). */
|
2010-01-30 14:31:00 +01:00
|
|
|
src[i]= av_mallocz(srcStride[i]*srcH);
|
|
|
|
dst[i]= av_mallocz(dstStride[i]*dstH);
|
|
|
|
out[i]= av_mallocz(refStride[i]*h);
|
2008-01-17 16:49:31 +01:00
|
|
|
if (!src[i] || !dst[i] || !out[i]) {
|
2007-04-29 15:39:27 +02:00
|
|
|
perror("Malloc");
|
|
|
|
res = -1;
|
|
|
|
|
|
|
|
goto end;
|
|
|
|
}
|
|
|
|
}
|
|
|
|
|
2009-03-20 15:17:20 +01:00
|
|
|
srcContext= sws_getContext(w, h, PIX_FMT_YUVA420P, srcW, srcH, srcFormat, flags, NULL, NULL, NULL);
|
2008-01-17 16:49:31 +01:00
|
|
|
if (!srcContext) {
|
2007-04-29 15:39:27 +02:00
|
|
|
fprintf(stderr, "Failed to get %s ---> %s\n",
|
2009-03-20 15:17:20 +01:00
|
|
|
sws_format_name(PIX_FMT_YUVA420P),
|
2007-04-29 15:39:27 +02:00
|
|
|
sws_format_name(srcFormat));
|
|
|
|
res = -1;
|
|
|
|
|
|
|
|
goto end;
|
|
|
|
}
|
|
|
|
dstContext= sws_getContext(srcW, srcH, srcFormat, dstW, dstH, dstFormat, flags, NULL, NULL, NULL);
|
2008-01-17 16:49:31 +01:00
|
|
|
if (!dstContext) {
|
2007-04-29 15:39:27 +02:00
|
|
|
fprintf(stderr, "Failed to get %s ---> %s\n",
|
|
|
|
sws_format_name(srcFormat),
|
|
|
|
sws_format_name(dstFormat));
|
|
|
|
res = -1;
|
|
|
|
|
|
|
|
goto end;
|
|
|
|
}
|
2009-03-20 15:17:20 +01:00
|
|
|
outContext= sws_getContext(dstW, dstH, dstFormat, w, h, PIX_FMT_YUVA420P, flags, NULL, NULL, NULL);
|
2008-01-17 16:49:31 +01:00
|
|
|
if (!outContext) {
|
2007-04-29 15:39:27 +02:00
|
|
|
fprintf(stderr, "Failed to get %s ---> %s\n",
|
|
|
|
sws_format_name(dstFormat),
|
2009-03-20 15:17:20 +01:00
|
|
|
sws_format_name(PIX_FMT_YUVA420P));
|
2007-04-29 15:39:27 +02:00
|
|
|
res = -1;
|
|
|
|
|
|
|
|
goto end;
|
|
|
|
}
|
|
|
|
// printf("test %X %X %X -> %X %X %X\n", (int)ref[0], (int)ref[1], (int)ref[2],
|
|
|
|
// (int)src[0], (int)src[1], (int)src[2]);
|
|
|
|
|
|
|
|
sws_scale(srcContext, ref, refStride, 0, h , src, srcStride);
|
|
|
|
sws_scale(dstContext, src, srcStride, 0, srcH, dst, dstStride);
|
|
|
|
sws_scale(outContext, dst, dstStride, 0, dstH, out, refStride);
|
2003-05-23 22:12:44 +02:00
|
|
|
|
2007-04-29 15:39:27 +02:00
|
|
|
ssdY= getSSD(ref[0], out[0], refStride[0], refStride[0], w, h);
|
2009-08-13 20:39:39 +02:00
|
|
|
if (hasChroma(srcFormat) && hasChroma(dstFormat)) {
|
2009-08-13 13:33:18 +02:00
|
|
|
//FIXME check that output is really gray
|
2009-08-13 15:18:59 +02:00
|
|
|
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);
|
2009-08-13 13:33:18 +02:00
|
|
|
}
|
2009-03-20 15:17:20 +01:00
|
|
|
if (isALPHA(srcFormat) && isALPHA(dstFormat))
|
|
|
|
ssdA= getSSD(ref[3], out[3], refStride[3], refStride[3], w, h);
|
2007-04-27 01:07:11 +02:00
|
|
|
|
2007-04-29 15:39:27 +02:00
|
|
|
ssdY/= w*h;
|
|
|
|
ssdU/= w*h/4;
|
|
|
|
ssdV/= w*h/4;
|
2009-03-20 15:17:20 +01:00
|
|
|
ssdA/= w*h;
|
2007-04-27 01:07:11 +02:00
|
|
|
|
2009-03-30 14:23:28 +02:00
|
|
|
printf(" %s %dx%d -> %s %4dx%4d flags=%2d SSD=%5"PRId64",%5"PRId64",%5"PRId64",%5"PRId64"\n",
|
2008-09-29 07:41:54 +02:00
|
|
|
sws_format_name(srcFormat), srcW, srcH,
|
|
|
|
sws_format_name(dstFormat), dstW, dstH,
|
2009-03-20 15:17:20 +01:00
|
|
|
flags, ssdY, ssdU, ssdV, ssdA);
|
2008-09-29 07:41:54 +02:00
|
|
|
fflush(stdout);
|
2003-04-17 21:32:46 +02:00
|
|
|
|
2009-08-22 21:30:19 +02:00
|
|
|
end:
|
2007-04-27 01:07:11 +02:00
|
|
|
|
2007-04-29 15:39:27 +02:00
|
|
|
sws_freeContext(srcContext);
|
|
|
|
sws_freeContext(dstContext);
|
|
|
|
sws_freeContext(outContext);
|
2003-04-17 21:32:46 +02:00
|
|
|
|
2009-08-16 23:11:28 +02:00
|
|
|
for (i=0; i<4; i++) {
|
2010-01-19 04:47:11 +01:00
|
|
|
av_free(src[i]);
|
|
|
|
av_free(dst[i]);
|
|
|
|
av_free(out[i]);
|
2007-04-29 15:39:27 +02:00
|
|
|
}
|
2003-04-17 21:32:46 +02:00
|
|
|
|
2007-04-29 15:39:27 +02:00
|
|
|
return res;
|
2003-04-17 21:32:46 +02:00
|
|
|
}
|
|
|
|
|
2009-08-23 22:31:38 +02:00
|
|
|
static void selfTest(uint8_t *ref[4], int refStride[4], int w, int h)
|
2009-08-16 23:11:28 +02:00
|
|
|
{
|
2009-08-17 04:06:00 +02:00
|
|
|
const int flags[] = { SWS_FAST_BILINEAR,
|
2009-08-30 01:03:14 +02:00
|
|
|
SWS_BILINEAR, SWS_BICUBIC,
|
|
|
|
SWS_X , SWS_POINT , SWS_AREA, 0 };
|
2009-08-17 04:06:00 +02:00
|
|
|
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 };
|
2007-04-29 15:39:27 +02:00
|
|
|
enum PixelFormat srcFormat, dstFormat;
|
|
|
|
|
|
|
|
for (srcFormat = 0; srcFormat < PIX_FMT_NB; srcFormat++) {
|
2010-01-20 01:22:31 +01:00
|
|
|
if (!sws_isSupportedInput(srcFormat) || !sws_isSupportedOutput(srcFormat))
|
2010-01-19 22:52:00 +01:00
|
|
|
continue;
|
|
|
|
|
2007-04-29 15:39:27 +02:00
|
|
|
for (dstFormat = 0; dstFormat < PIX_FMT_NB; dstFormat++) {
|
2009-08-17 04:06:00 +02:00
|
|
|
int i, j, k;
|
2009-08-13 13:48:06 +02:00
|
|
|
int res = 0;
|
|
|
|
|
2010-01-20 01:22:31 +01:00
|
|
|
if (!sws_isSupportedInput(dstFormat) || !sws_isSupportedOutput(dstFormat))
|
2010-01-19 22:52:00 +01:00
|
|
|
continue;
|
|
|
|
|
2007-04-29 15:39:27 +02:00
|
|
|
printf("%s -> %s\n",
|
|
|
|
sws_format_name(srcFormat),
|
|
|
|
sws_format_name(dstFormat));
|
2008-09-04 17:13:55 +02:00
|
|
|
fflush(stdout);
|
2007-04-29 15:39:27 +02:00
|
|
|
|
2009-08-17 04:06:00 +02:00
|
|
|
for (i = 0; dstW[i] && !res; i++)
|
|
|
|
for (j = 0; dstH[j] && !res; j++)
|
|
|
|
for (k = 0; flags[k] && !res; k++)
|
2009-08-23 22:31:38 +02:00
|
|
|
res = doTest(ref, refStride, w, h, srcFormat, dstFormat,
|
2009-08-17 04:06:00 +02:00
|
|
|
srcW, srcH, dstW[i], dstH[j], flags[k]);
|
2007-04-29 15:39:27 +02:00
|
|
|
}
|
|
|
|
}
|
2003-04-17 21:32:46 +02:00
|
|
|
}
|
|
|
|
|
|
|
|
#define W 96
|
|
|
|
#define H 96
|
|
|
|
|
2009-08-16 23:11:28 +02:00
|
|
|
int main(int argc, char **argv)
|
|
|
|
{
|
2010-01-19 04:47:11 +01:00
|
|
|
uint8_t *rgb_data = av_malloc (W*H*4);
|
2007-04-29 15:39:27 +02:00
|
|
|
uint8_t *rgb_src[3]= {rgb_data, NULL, NULL};
|
|
|
|
int rgb_stride[3]={4*W, 0, 0};
|
2010-01-19 04:47:11 +01:00
|
|
|
uint8_t *data = av_malloc (4*W*H);
|
2009-03-20 15:17:20 +01:00
|
|
|
uint8_t *src[4]= {data, data+W*H, data+W*H*2, data+W*H*3};
|
|
|
|
int stride[4]={W, W, W, W};
|
2007-04-29 15:39:27 +02:00
|
|
|
int x, y;
|
|
|
|
struct SwsContext *sws;
|
2009-03-18 18:12:44 +01:00
|
|
|
AVLFG rand;
|
2007-04-29 15:39:27 +02:00
|
|
|
|
2009-08-30 01:02:01 +02:00
|
|
|
if (!rgb_data || !data)
|
|
|
|
return -1;
|
|
|
|
|
2009-08-23 22:29:49 +02:00
|
|
|
sws= sws_getContext(W/12, H/12, PIX_FMT_RGB32, W, H, PIX_FMT_YUVA420P, SWS_BILINEAR, NULL, NULL, NULL);
|
2007-04-29 15:39:27 +02:00
|
|
|
|
2009-03-18 18:12:44 +01:00
|
|
|
av_lfg_init(&rand, 1);
|
|
|
|
|
2009-08-16 23:11:28 +02:00
|
|
|
for (y=0; y<H; y++) {
|
|
|
|
for (x=0; x<W*4; x++) {
|
2009-03-18 18:12:44 +01:00
|
|
|
rgb_data[ x + y*4*W]= av_lfg_get(&rand);
|
2007-04-29 15:39:27 +02:00
|
|
|
}
|
|
|
|
}
|
2008-01-17 09:57:15 +01:00
|
|
|
sws_scale(sws, rgb_src, rgb_stride, 0, H, src, stride);
|
2009-08-19 10:21:55 +02:00
|
|
|
sws_freeContext(sws);
|
2010-01-19 04:47:11 +01:00
|
|
|
av_free(rgb_data);
|
2003-05-23 22:12:44 +02:00
|
|
|
|
2008-01-17 09:57:15 +01:00
|
|
|
selfTest(src, stride, W, H);
|
2010-01-19 04:47:11 +01:00
|
|
|
av_free(data);
|
2003-04-24 19:04:20 +02:00
|
|
|
|
2009-08-13 13:34:27 +02:00
|
|
|
return 0;
|
2003-04-17 21:32:46 +02:00
|
|
|
}
|