/* Copyright (C) 2003 Michael Niedermayer <michaelni@gmx.at> This program is free software; you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation; either version 2 of the License, or (at your option) any later version. This program 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 General Public License for more details. You should have received a copy of the GNU General Public License along with this program; if not, write to the Free Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA */ #include <stdio.h> #include <stdlib.h> #include <string.h> #include <inttypes.h> #include <stdarg.h> #include "../config.h" #include "swscale.h" #include "../libvo/img_format.h" static int testFormat[]={ IMGFMT_YVU9, IMGFMT_YV12, //IMGFMT_IYUV, IMGFMT_I420, IMGFMT_BGR15, IMGFMT_BGR16, IMGFMT_BGR24, IMGFMT_BGR32, IMGFMT_RGB24, IMGFMT_RGB32, //IMGFMT_Y8, IMGFMT_Y800, //IMGFMT_YUY2, 0 }; 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<h; y++){ for(x=0; x<w; x++){ int d= src1[x + y*stride1] - src2[x + y*stride2]; ssd+= d*d; //printf("%d", abs(src1[x + y*stride1] - src2[x + y*stride2])/26 ); } //printf("\n"); } return ssd; } // test by ref -> src -> dst -> out & compare out against ref // ref & out are YV12 static void doTest(uint8_t *ref[3], int refStride[3], int w, int h, int srcFormat, int dstFormat, int srcW, int srcH, int dstW, int dstH, int flags){ uint8_t *src[3]; uint8_t *dst[3]; uint8_t *out[3]; int srcStride[3], dstStride[3]; int i; uint64_t ssdY, ssdU, ssdV; struct SwsContext *srcContext, *dstContext, *outContext; for(i=0; i<3; i++){ // avoid stride % bpp != 0 if(srcFormat==IMGFMT_RGB24 || srcFormat==IMGFMT_BGR24) srcStride[i]= srcW*3; else srcStride[i]= srcW*4; if(dstFormat==IMGFMT_RGB24 || dstFormat==IMGFMT_BGR24) dstStride[i]= dstW*3; else dstStride[i]= dstW*4; src[i]= (uint8_t*) malloc(srcStride[i]*srcH); dst[i]= (uint8_t*) malloc(dstStride[i]*dstH); out[i]= (uint8_t*) malloc(refStride[i]*h); } srcContext= sws_getContext(w, h, IMGFMT_YV12, srcW, srcH, srcFormat, flags, NULL, NULL); dstContext= sws_getContext(srcW, srcH, srcFormat, dstW, dstH, dstFormat, flags, NULL, NULL); outContext= sws_getContext(dstW, dstH, dstFormat, w, h, IMGFMT_YV12, flags, NULL, NULL); if(srcContext==NULL ||dstContext==NULL ||outContext==NULL){ printf("Failed allocating swsContext\n"); 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); #if defined(ARCH_X86) || defined(ARCH_X86_64) asm volatile ("emms\n\t"); #endif ssdY= getSSD(ref[0], out[0], refStride[0], refStride[0], w, h); 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(srcFormat == IMGFMT_Y800 || dstFormat==IMGFMT_Y800) ssdU=ssdV=0; //FIXME check that output is really gray ssdY/= w*h; ssdU/= w*h/4; ssdV/= w*h/4; if(ssdY>100 || ssdU>100 || ssdV>100){ printf(" %s %dx%d -> %s %4dx%4d flags=%2d SSD=%5lld,%5lld,%5lld\n", vo_format_name(srcFormat), srcW, srcH, vo_format_name(dstFormat), dstW, dstH, flags, ssdY, ssdU, ssdV); } end: sws_freeContext(srcContext); sws_freeContext(dstContext); sws_freeContext(outContext); for(i=0; i<3; i++){ free(src[i]); free(dst[i]); free(out[i]); } } void mp_msg_c( int x, const char *format, ... ){ va_list va; va_start(va, format); vfprintf(stderr, format, va); va_end(va); } void fast_memcpy(void *a, void *b, int s){ //FIXME memcpy(a, b, s); } static void selfTest(uint8_t *src[3], int stride[3], int w, int h){ int srcFormat, dstFormat, srcFormatIndex, dstFormatIndex; int srcW, srcH, dstW, dstH; int flags; for(srcFormatIndex=0; ;srcFormatIndex++){ srcFormat= testFormat[srcFormatIndex]; if(!srcFormat) break; for(dstFormatIndex=0; ;dstFormatIndex++){ dstFormat= testFormat[dstFormatIndex]; if(!dstFormat) break; // if(!isSupportedOut(dstFormat)) continue; printf("%s -> %s\n", vo_format_name(srcFormat), vo_format_name(dstFormat)); srcW= w; srcH= h; for(dstW=w - w/3; dstW<= 4*w/3; dstW+= w/3){ for(dstH=h - h/3; dstH<= 4*h/3; dstH+= h/3){ for(flags=1; flags<33; flags*=2) doTest(src, stride, w, h, srcFormat, dstFormat, srcW, srcH, dstW, dstH, flags); } } } } } #define W 96 #define H 96 int main(int argc, char **argv){ uint8_t rgb_data[W*H*4]; uint8_t *rgb_src[3]= {rgb_data, NULL, NULL}; int rgb_stride[3]={4*W, 0, 0}; uint8_t data[3][W*H]; uint8_t *src[3]= {data[0], data[1], data[2]}; int stride[3]={W, W, W}; int x, y; struct SwsContext *sws; sws= sws_getContext(W/12, H/12, IMGFMT_BGR32, W, H, IMGFMT_YV12, 2, NULL, NULL); for(y=0; y<H; y++){ for(x=0; x<W*4; x++){ rgb_data[ x + y*4*W]= random(); } } #if defined(ARCH_X86) || defined(ARCH_X86_64) sws_rgb2rgb_init(SWS_CPU_CAPS_MMX*0); #else sws_rgb2rgb_init(0); #endif sws_scale(sws, rgb_src, rgb_stride, 0, H , src, stride); #if defined(ARCH_X86) || defined(ARCH_X86_64) asm volatile ("emms\n\t"); #endif selfTest(src, stride, W, H); return 123; }