2 Copyright (C) 2003 Michael Niedermayer <michaelni@gmx.at>
4 This program is free software; you can redistribute it and/or modify
5 it under the terms of the GNU General Public License as published by
6 the Free Software Foundation; either version 2 of the License, or
7 (at your option) any later version.
9 This program is distributed in the hope that it will be useful,
10 but WITHOUT ANY WARRANTY; without even the implied warranty of
11 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
12 GNU General Public License for more details.
14 You should have received a copy of the GNU General Public License
15 along with this program; if not, write to the Free Software
16 Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
28 #include "libvo/img_format.h"
30 static int testFormat[]={
47 static uint64_t getSSD(uint8_t *src1, uint8_t *src2, int stride1, int stride2, int w, int h){
51 //printf("%d %d\n", w, h);
55 int d= src1[x + y*stride1] - src2[x + y*stride2];
57 //printf("%d", abs(src1[x + y*stride1] - src2[x + y*stride2])/26 );
64 // test by ref -> src -> dst -> out & compare out against ref
66 static void doTest(uint8_t *ref[3], int refStride[3], int w, int h, int srcFormat, int dstFormat,
67 int srcW, int srcH, int dstW, int dstH, int flags){
71 int srcStride[3], dstStride[3];
73 uint64_t ssdY, ssdU, ssdV;
74 struct SwsContext *srcContext, *dstContext, *outContext;
77 // avoid stride % bpp != 0
78 if(srcFormat==IMGFMT_RGB24 || srcFormat==IMGFMT_BGR24)
83 if(dstFormat==IMGFMT_RGB24 || dstFormat==IMGFMT_BGR24)
88 src[i]= (uint8_t*) malloc(srcStride[i]*srcH);
89 dst[i]= (uint8_t*) malloc(dstStride[i]*dstH);
90 out[i]= (uint8_t*) malloc(refStride[i]*h);
93 srcContext= sws_getContext(w, h, IMGFMT_YV12, srcW, srcH, srcFormat, flags, NULL, NULL);
94 dstContext= sws_getContext(srcW, srcH, srcFormat, dstW, dstH, dstFormat, flags, NULL, NULL);
95 outContext= sws_getContext(dstW, dstH, dstFormat, w, h, IMGFMT_YV12, flags, NULL, NULL);
96 if(srcContext==NULL ||dstContext==NULL ||outContext==NULL){
97 printf("Failed allocating swsContext\n");
100 // printf("test %X %X %X -> %X %X %X\n", (int)ref[0], (int)ref[1], (int)ref[2],
101 // (int)src[0], (int)src[1], (int)src[2]);
103 sws_scale(srcContext, ref, refStride, 0, h , src, srcStride);
104 sws_scale(dstContext, src, srcStride, 0, srcH, dst, dstStride);
105 sws_scale(outContext, dst, dstStride, 0, dstH, out, refStride);
107 #if defined(ARCH_X86) || defined(ARCH_X86_64)
108 asm volatile ("emms\n\t");
111 ssdY= getSSD(ref[0], out[0], refStride[0], refStride[0], w, h);
112 ssdU= getSSD(ref[1], out[1], refStride[1], refStride[1], (w+1)>>1, (h+1)>>1);
113 ssdV= getSSD(ref[2], out[2], refStride[2], refStride[2], (w+1)>>1, (h+1)>>1);
115 if(srcFormat == IMGFMT_Y800 || dstFormat==IMGFMT_Y800) ssdU=ssdV=0; //FIXME check that output is really gray
121 if(ssdY>100 || ssdU>100 || ssdV>100){
122 printf(" %s %dx%d -> %s %4dx%4d flags=%2d SSD=%5lld,%5lld,%5lld\n",
123 vo_format_name(srcFormat), srcW, srcH,
124 vo_format_name(dstFormat), dstW, dstH,
131 sws_freeContext(srcContext);
132 sws_freeContext(dstContext);
133 sws_freeContext(outContext);
142 void mp_msg_c( int x, const char *format, ... ){
144 va_start(va, format);
145 vfprintf(stderr, format, va);
149 void fast_memcpy(void *a, void *b, int s){ //FIXME
153 static void selfTest(uint8_t *src[3], int stride[3], int w, int h){
154 int srcFormat, dstFormat, srcFormatIndex, dstFormatIndex;
155 int srcW, srcH, dstW, dstH;
158 for(srcFormatIndex=0; ;srcFormatIndex++){
159 srcFormat= testFormat[srcFormatIndex];
160 if(!srcFormat) break;
161 for(dstFormatIndex=0; ;dstFormatIndex++){
162 dstFormat= testFormat[dstFormatIndex];
163 if(!dstFormat) break;
164 // if(!isSupportedOut(dstFormat)) continue;
166 vo_format_name(srcFormat),
167 vo_format_name(dstFormat));
171 for(dstW=w - w/3; dstW<= 4*w/3; dstW+= w/3){
172 for(dstH=h - h/3; dstH<= 4*h/3; dstH+= h/3){
173 for(flags=1; flags<33; flags*=2)
174 doTest(src, stride, w, h, srcFormat, dstFormat,
175 srcW, srcH, dstW, dstH, flags);
185 int main(int argc, char **argv){
186 uint8_t rgb_data[W*H*4];
187 uint8_t *rgb_src[3]= {rgb_data, NULL, NULL};
188 int rgb_stride[3]={4*W, 0, 0};
189 uint8_t data[3][W*H];
190 uint8_t *src[3]= {data[0], data[1], data[2]};
191 int stride[3]={W, W, W};
193 struct SwsContext *sws;
195 sws= sws_getContext(W/12, H/12, IMGFMT_BGR32, W, H, IMGFMT_YV12, 2, NULL, NULL);
198 for(x=0; x<W*4; x++){
199 rgb_data[ x + y*4*W]= random();
202 #if defined(ARCH_X86) || defined(ARCH_X86_64)
203 sws_rgb2rgb_init(SWS_CPU_CAPS_MMX*0);
207 sws_scale(sws, rgb_src, rgb_stride, 0, H , src, stride);
209 #if defined(ARCH_X86) || defined(ARCH_X86_64)
210 asm volatile ("emms\n\t");
213 selfTest(src, stride, W, H);