From 7be89f904dc3e6daa001e17e66a7a6edbff39c22 Mon Sep 17 00:00:00 2001 From: stefano Date: Wed, 27 Jan 2010 00:25:23 +0000 Subject: Rename swscale-example to swscale-test, to better reflect the intended use of the program. git-svn-id: svn://svn.mplayerhq.hu/mplayer/trunk@30439 b3059339-0415-0410-9bf9-f77b7e298cf2 --- libswscale/Makefile | 3 +- libswscale/swscale-example.c | 260 ------------------------------------------- libswscale/swscale-test.c | 260 +++++++++++++++++++++++++++++++++++++++++++ 3 files changed, 261 insertions(+), 262 deletions(-) delete mode 100644 libswscale/swscale-example.c create mode 100644 libswscale/swscale-test.c diff --git a/libswscale/Makefile b/libswscale/Makefile index 085027789e..9ae28e07ef 100644 --- a/libswscale/Makefile +++ b/libswscale/Makefile @@ -16,8 +16,7 @@ OBJS-$(HAVE_VIS) += sparc/yuv2rgb_vis.o MMX-OBJS-$(CONFIG_GPL) += x86/yuv2rgb_mmx.o \ -EXAMPLES = swscale -TESTPROGS = colorspace +TESTPROGS = colorspace swscale DIRS = bfin mlib ppc sparc x86 diff --git a/libswscale/swscale-example.c b/libswscale/swscale-example.c deleted file mode 100644 index a812ee5963..0000000000 --- a/libswscale/swscale-example.c +++ /dev/null @@ -1,260 +0,0 @@ -/* - * Copyright (C) 2003 Michael Niedermayer - * - * 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 -#include -#include -#include -#include - -#undef HAVE_AV_CONFIG_H -#include "libavutil/mem.h" -#include "libavutil/avutil.h" -#include "libavutil/lfg.h" -#include "swscale.h" - -/* HACK Duplicated from swscale_internal.h. - * Should be removed when a cleaner pixel format system exists. */ -const char *sws_format_name(enum PixelFormat format); -#define isGray(x) ( \ - (x)==PIX_FMT_GRAY8 \ - || (x)==PIX_FMT_GRAY16BE \ - || (x)==PIX_FMT_GRAY16LE \ - ) -#define hasChroma(x) (!( \ - isGray(x) \ - || (x)==PIX_FMT_MONOBLACK \ - || (x)==PIX_FMT_MONOWHITE \ - )) -#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 \ - ) - -static uint64_t getSSD(uint8_t *src1, uint8_t *src2, int stride1, int stride2, int w, int h) -{ - int x,y; - uint64_t ssd=0; - -//printf("%d %d\n", w, h); - - for (y=0; y src -> dst -> out & compare out against ref -// ref & out are YV12 -static int doTest(uint8_t *ref[4], int refStride[4], int w, int h, - enum PixelFormat srcFormat, enum PixelFormat dstFormat, - int srcW, int srcH, int dstW, int dstH, int flags) -{ - uint8_t *src[4] = {0}; - uint8_t *dst[4] = {0}; - uint8_t *out[4] = {0}; - int srcStride[4], dstStride[4]; - int i; - uint64_t ssdY, ssdU=0, ssdV=0, ssdA=0; - struct SwsContext *srcContext = NULL, *dstContext = NULL, - *outContext = NULL; - int res; - - res = 0; - for (i=0; i<4; i++) { - // avoid stride % bpp != 0 - if (srcFormat==PIX_FMT_RGB24 || srcFormat==PIX_FMT_BGR24) - srcStride[i]= srcW*3; - else if (srcFormat==PIX_FMT_RGB48BE || srcFormat==PIX_FMT_RGB48LE) - srcStride[i]= srcW*6; - else - srcStride[i]= srcW*4; - - if (dstFormat==PIX_FMT_RGB24 || dstFormat==PIX_FMT_BGR24) - dstStride[i]= dstW*3; - else if (dstFormat==PIX_FMT_RGB48BE || dstFormat==PIX_FMT_RGB48LE) - dstStride[i]= dstW*6; - else - dstStride[i]= dstW*4; - - /* 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). */ - src[i]= av_malloc(srcStride[i]*srcH); - dst[i]= av_malloc(dstStride[i]*dstH); - out[i]= av_malloc(refStride[i]*h); - if (!src[i] || !dst[i] || !out[i]) { - perror("Malloc"); - res = -1; - - goto end; - } - } - - srcContext= sws_getContext(w, h, PIX_FMT_YUVA420P, srcW, srcH, srcFormat, flags, NULL, NULL, NULL); - if (!srcContext) { - fprintf(stderr, "Failed to get %s ---> %s\n", - sws_format_name(PIX_FMT_YUVA420P), - sws_format_name(srcFormat)); - 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", - sws_format_name(srcFormat), - sws_format_name(dstFormat)); - res = -1; - - goto end; - } - outContext= sws_getContext(dstW, dstH, dstFormat, w, h, PIX_FMT_YUVA420P, flags, NULL, NULL, NULL); - if (!outContext) { - fprintf(stderr, "Failed to get %s ---> %s\n", - sws_format_name(dstFormat), - sws_format_name(PIX_FMT_YUVA420P)); - 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); - - 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; - - printf(" %s %dx%d -> %s %4dx%4d flags=%2d SSD=%5"PRId64",%5"PRId64",%5"PRId64",%5"PRId64"\n", - sws_format_name(srcFormat), srcW, srcH, - sws_format_name(dstFormat), dstW, dstH, - flags, ssdY, ssdU, ssdV, ssdA); - fflush(stdout); - -end: - - sws_freeContext(srcContext); - sws_freeContext(dstContext); - sws_freeContext(outContext); - - for (i=0; i<4; i++) { - av_free(src[i]); - av_free(dst[i]); - av_free(out[i]); - } - - return res; -} - -static void selfTest(uint8_t *ref[4], int refStride[4], int w, int h) -{ - 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 PixelFormat srcFormat, dstFormat; - - for (srcFormat = 0; srcFormat < PIX_FMT_NB; srcFormat++) { - if (!sws_isSupportedInput(srcFormat) || !sws_isSupportedOutput(srcFormat)) - continue; - - for (dstFormat = 0; dstFormat < PIX_FMT_NB; dstFormat++) { - int i, j, k; - int res = 0; - - if (!sws_isSupportedInput(dstFormat) || !sws_isSupportedOutput(dstFormat)) - continue; - - printf("%s -> %s\n", - sws_format_name(srcFormat), - sws_format_name(dstFormat)); - fflush(stdout); - - for (i = 0; dstW[i] && !res; i++) - for (j = 0; dstH[j] && !res; j++) - for (k = 0; flags[k] && !res; k++) - res = doTest(ref, refStride, w, h, srcFormat, dstFormat, - srcW, srcH, dstW[i], dstH[j], flags[k]); - } - } -} - -#define W 96 -#define H 96 - -int main(int argc, char **argv) -{ - uint8_t *rgb_data = av_malloc (W*H*4); - uint8_t *rgb_src[3]= {rgb_data, NULL, NULL}; - int rgb_stride[3]={4*W, 0, 0}; - uint8_t *data = av_malloc (4*W*H); - uint8_t *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; - - if (!rgb_data || !data) - return -1; - - sws= sws_getContext(W/12, H/12, PIX_FMT_RGB32, W, H, PIX_FMT_YUVA420P, SWS_BILINEAR, NULL, NULL, NULL); - - av_lfg_init(&rand, 1); - - for (y=0; y + * + * 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 +#include +#include +#include +#include + +#undef HAVE_AV_CONFIG_H +#include "libavutil/mem.h" +#include "libavutil/avutil.h" +#include "libavutil/lfg.h" +#include "swscale.h" + +/* HACK Duplicated from swscale_internal.h. + * Should be removed when a cleaner pixel format system exists. */ +const char *sws_format_name(enum PixelFormat format); +#define isGray(x) ( \ + (x)==PIX_FMT_GRAY8 \ + || (x)==PIX_FMT_GRAY16BE \ + || (x)==PIX_FMT_GRAY16LE \ + ) +#define hasChroma(x) (!( \ + isGray(x) \ + || (x)==PIX_FMT_MONOBLACK \ + || (x)==PIX_FMT_MONOWHITE \ + )) +#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 \ + ) + +static uint64_t getSSD(uint8_t *src1, uint8_t *src2, int stride1, int stride2, int w, int h) +{ + int x,y; + uint64_t ssd=0; + +//printf("%d %d\n", w, h); + + for (y=0; y src -> dst -> out & compare out against ref +// ref & out are YV12 +static int doTest(uint8_t *ref[4], int refStride[4], int w, int h, + enum PixelFormat srcFormat, enum PixelFormat dstFormat, + int srcW, int srcH, int dstW, int dstH, int flags) +{ + uint8_t *src[4] = {0}; + uint8_t *dst[4] = {0}; + uint8_t *out[4] = {0}; + int srcStride[4], dstStride[4]; + int i; + uint64_t ssdY, ssdU=0, ssdV=0, ssdA=0; + struct SwsContext *srcContext = NULL, *dstContext = NULL, + *outContext = NULL; + int res; + + res = 0; + for (i=0; i<4; i++) { + // avoid stride % bpp != 0 + if (srcFormat==PIX_FMT_RGB24 || srcFormat==PIX_FMT_BGR24) + srcStride[i]= srcW*3; + else if (srcFormat==PIX_FMT_RGB48BE || srcFormat==PIX_FMT_RGB48LE) + srcStride[i]= srcW*6; + else + srcStride[i]= srcW*4; + + if (dstFormat==PIX_FMT_RGB24 || dstFormat==PIX_FMT_BGR24) + dstStride[i]= dstW*3; + else if (dstFormat==PIX_FMT_RGB48BE || dstFormat==PIX_FMT_RGB48LE) + dstStride[i]= dstW*6; + else + dstStride[i]= dstW*4; + + /* 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). */ + src[i]= av_malloc(srcStride[i]*srcH); + dst[i]= av_malloc(dstStride[i]*dstH); + out[i]= av_malloc(refStride[i]*h); + if (!src[i] || !dst[i] || !out[i]) { + perror("Malloc"); + res = -1; + + goto end; + } + } + + srcContext= sws_getContext(w, h, PIX_FMT_YUVA420P, srcW, srcH, srcFormat, flags, NULL, NULL, NULL); + if (!srcContext) { + fprintf(stderr, "Failed to get %s ---> %s\n", + sws_format_name(PIX_FMT_YUVA420P), + sws_format_name(srcFormat)); + 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", + sws_format_name(srcFormat), + sws_format_name(dstFormat)); + res = -1; + + goto end; + } + outContext= sws_getContext(dstW, dstH, dstFormat, w, h, PIX_FMT_YUVA420P, flags, NULL, NULL, NULL); + if (!outContext) { + fprintf(stderr, "Failed to get %s ---> %s\n", + sws_format_name(dstFormat), + sws_format_name(PIX_FMT_YUVA420P)); + 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); + + 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; + + printf(" %s %dx%d -> %s %4dx%4d flags=%2d SSD=%5"PRId64",%5"PRId64",%5"PRId64",%5"PRId64"\n", + sws_format_name(srcFormat), srcW, srcH, + sws_format_name(dstFormat), dstW, dstH, + flags, ssdY, ssdU, ssdV, ssdA); + fflush(stdout); + +end: + + sws_freeContext(srcContext); + sws_freeContext(dstContext); + sws_freeContext(outContext); + + for (i=0; i<4; i++) { + av_free(src[i]); + av_free(dst[i]); + av_free(out[i]); + } + + return res; +} + +static void selfTest(uint8_t *ref[4], int refStride[4], int w, int h) +{ + 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 PixelFormat srcFormat, dstFormat; + + for (srcFormat = 0; srcFormat < PIX_FMT_NB; srcFormat++) { + if (!sws_isSupportedInput(srcFormat) || !sws_isSupportedOutput(srcFormat)) + continue; + + for (dstFormat = 0; dstFormat < PIX_FMT_NB; dstFormat++) { + int i, j, k; + int res = 0; + + if (!sws_isSupportedInput(dstFormat) || !sws_isSupportedOutput(dstFormat)) + continue; + + printf("%s -> %s\n", + sws_format_name(srcFormat), + sws_format_name(dstFormat)); + fflush(stdout); + + for (i = 0; dstW[i] && !res; i++) + for (j = 0; dstH[j] && !res; j++) + for (k = 0; flags[k] && !res; k++) + res = doTest(ref, refStride, w, h, srcFormat, dstFormat, + srcW, srcH, dstW[i], dstH[j], flags[k]); + } + } +} + +#define W 96 +#define H 96 + +int main(int argc, char **argv) +{ + uint8_t *rgb_data = av_malloc (W*H*4); + uint8_t *rgb_src[3]= {rgb_data, NULL, NULL}; + int rgb_stride[3]={4*W, 0, 0}; + uint8_t *data = av_malloc (4*W*H); + uint8_t *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; + + if (!rgb_data || !data) + return -1; + + sws= sws_getContext(W/12, H/12, PIX_FMT_RGB32, W, H, PIX_FMT_YUVA420P, SWS_BILINEAR, NULL, NULL, NULL); + + av_lfg_init(&rand, 1); + + for (y=0; y