mirror of https://github.com/FFmpeg/FFmpeg.git
Originally committed as revision 9922 to svn://svn.mplayerhq.hu/mplayer/trunk/postprocpull/126/head
Michael Niedermayer
22 years ago
parent
570233b5b6
commit
c9b99ea661
4 changed files with 207 additions and 133 deletions
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/*
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Copyright (C) 2003 Michael Niedermayer <michaelni@gmx.at> |
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This program is free software; you can redistribute it and/or modify |
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it under the terms of the GNU General Public License as published by |
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the Free Software Foundation; either version 2 of the License, or |
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(at your option) any later version. |
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This program is distributed in the hope that it will be useful, |
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but WITHOUT ANY WARRANTY; without even the implied warranty of |
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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GNU General Public License for more details. |
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You should have received a copy of the GNU General Public License |
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along with this program; if not, write to the Free Software |
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Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA |
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*/ |
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#include <stdio.h> |
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#include <stdlib.h> |
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#include <string.h> |
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#include <inttypes.h> |
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#include <stdarg.h> |
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#include "swscale.h" |
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#include "../libvo/img_format.h" |
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#include "../cpudetect.h" |
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static int testFormat[]={ |
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IMGFMT_YVU9, |
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IMGFMT_YV12, |
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//IMGFMT_IYUV,
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IMGFMT_I420, |
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IMGFMT_BGR15, |
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IMGFMT_BGR16, |
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IMGFMT_BGR24, |
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IMGFMT_BGR32, |
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IMGFMT_RGB24, |
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IMGFMT_RGB32, |
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//IMGFMT_Y8,
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IMGFMT_Y800, |
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//IMGFMT_YUY2,
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0 |
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}; |
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static uint64_t getSSD(uint8_t *src1, uint8_t *src2, int stride1, int stride2, int w, int h){ |
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int x,y; |
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uint64_t ssd=0; |
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//printf("%d %d\n", w, h);
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for(y=0; y<h; y++){ |
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for(x=0; x<w; x++){ |
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int d= src1[x + y*stride1] - src2[x + y*stride2]; |
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ssd+= d*d; |
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//printf("%d", abs(src1[x + y*stride1] - src2[x + y*stride2])/26 );
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} |
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//printf("\n");
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} |
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return ssd; |
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} |
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// test by ref -> src -> dst -> out & compare out against ref
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// ref & out are YV12
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static void doTest(uint8_t *ref[3], int refStride[3], int w, int h, int srcFormat, int dstFormat,
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int srcW, int srcH, int dstW, int dstH, int flags){ |
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uint8_t *src[3]; |
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uint8_t *dst[3]; |
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uint8_t *out[3]; |
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int srcStride[3], dstStride[3]; |
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int i; |
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uint64_t ssdY, ssdU, ssdV; |
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struct SwsContext *srcContext, *dstContext, *outContext; |
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for(i=0; i<3; i++){ |
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// avoid stride % bpp != 0
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if(srcFormat==IMGFMT_RGB24 || srcFormat==IMGFMT_BGR24) |
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srcStride[i]= srcW*3; |
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else |
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srcStride[i]= srcW*4; |
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if(dstFormat==IMGFMT_RGB24 || dstFormat==IMGFMT_BGR24) |
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dstStride[i]= dstW*3; |
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else |
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dstStride[i]= dstW*4; |
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src[i]= (uint8_t*) malloc(srcStride[i]*srcH); |
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dst[i]= (uint8_t*) malloc(dstStride[i]*dstH); |
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out[i]= (uint8_t*) malloc(refStride[i]*h); |
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} |
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srcContext= sws_getContext(w, h, IMGFMT_YV12, srcW, srcH, srcFormat, flags, NULL, NULL); |
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dstContext= sws_getContext(srcW, srcH, srcFormat, dstW, dstH, dstFormat, flags, NULL, NULL); |
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outContext= sws_getContext(dstW, dstH, dstFormat, w, h, IMGFMT_YV12, flags, NULL, NULL); |
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if(srcContext==NULL ||dstContext==NULL ||outContext==NULL){ |
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printf("Failed allocating swsContext\n"); |
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goto end; |
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} |
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// printf("test %X %X %X -> %X %X %X\n", (int)ref[0], (int)ref[1], (int)ref[2],
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// (int)src[0], (int)src[1], (int)src[2]);
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sws_scale(srcContext, ref, refStride, 0, h , src, srcStride); |
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sws_scale(dstContext, src, srcStride, 0, srcH, dst, dstStride); |
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sws_scale(outContext, dst, dstStride, 0, dstH, out, refStride); |
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asm volatile ("emms\n\t"); |
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ssdY= getSSD(ref[0], out[0], refStride[0], refStride[0], w, h); |
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ssdU= getSSD(ref[1], out[1], refStride[1], refStride[1], (w+1)>>1, (h+1)>>1); |
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ssdV= getSSD(ref[2], out[2], refStride[2], refStride[2], (w+1)>>1, (h+1)>>1); |
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if(srcFormat == IMGFMT_Y800 || dstFormat==IMGFMT_Y800) ssdU=ssdV=0; //FIXME check that output is really gray
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ssdY/= w*h; |
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ssdU/= w*h/4; |
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ssdV/= w*h/4; |
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if(ssdY>100 || ssdU>100 || ssdV>100){ |
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printf(" %s %dx%d -> %s %4dx%4d flags=%2d SSD=%5lld,%5lld,%5lld\n",
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vo_format_name(srcFormat), srcW, srcH,
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vo_format_name(dstFormat), dstW, dstH, |
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flags, |
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ssdY, ssdU, ssdV); |
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} |
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end: |
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sws_freeContext(srcContext); |
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sws_freeContext(dstContext); |
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sws_freeContext(outContext); |
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for(i=0; i<3; i++){ |
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free(src[i]); |
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free(dst[i]); |
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free(out[i]); |
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} |
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} |
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void mp_msg_c( int x, const char *format, ... ){ |
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va_list va; |
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va_start(va, format); |
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vfprintf(stderr, format, va); |
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va_end(va); |
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} |
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int verbose=0; //FIXME
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void fast_memcpy(void *a, void *b, int s){ //FIXME
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memcpy(a, b, s); |
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} |
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static void selfTest(uint8_t *src[3], int stride[3], int w, int h){ |
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int srcFormat, dstFormat, srcFormatIndex, dstFormatIndex; |
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int srcW, srcH, dstW, dstH; |
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int flags; |
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for(srcFormatIndex=0; ;srcFormatIndex++){ |
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srcFormat= testFormat[srcFormatIndex]; |
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if(!srcFormat) break; |
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for(dstFormatIndex=0; ;dstFormatIndex++){ |
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dstFormat= testFormat[dstFormatIndex]; |
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if(!dstFormat) break; |
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// if(!isSupportedOut(dstFormat)) continue;
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printf("%s -> %s\n",
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vo_format_name(srcFormat), |
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vo_format_name(dstFormat)); |
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srcW= w; |
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srcH= h; |
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for(dstW=w - w/3; dstW<= 4*w/3; dstW+= w/3){ |
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for(dstH=h - h/3; dstH<= 4*h/3; dstH+= h/3){ |
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for(flags=1; flags<33; flags*=2) |
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doTest(src, stride, w, h, srcFormat, dstFormat, |
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srcW, srcH, dstW, dstH, flags); |
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} |
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} |
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} |
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} |
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} |
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#define W 96 |
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#define H 96 |
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int main(int argc, char **argv){ |
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uint8_t rgb_data[W*H*4]; |
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uint8_t *rgb_src[3]= {rgb_data, NULL, NULL}; |
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int rgb_stride[3]={4*W, 0, 0}; |
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uint8_t data[3][W*H]; |
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uint8_t *src[3]= {data[0], data[1], data[2]}; |
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int stride[3]={W, W, W}; |
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int x, y; |
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struct SwsContext *sws; |
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GetCpuCaps(&gCpuCaps); |
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sws= sws_getContext(W/12, H/12, IMGFMT_BGR32, W, H, IMGFMT_YV12, 2, NULL, NULL); |
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for(y=0; y<H; y++){ |
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for(x=0; x<W*4; x++){ |
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rgb_data[ x + y*4*W]= random(); |
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} |
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} |
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sws_scale(sws, rgb_src, rgb_stride, 0, H , src, stride); |
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asm volatile ("emms\n\t"); |
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selfTest(src, stride, W, H); |
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} |
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