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https://github.com/FFmpeg/FFmpeg.git
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swscale: K&R formatting cosmetics for code examples
This commit is contained in:
Diego Biurrun
parent
83890c66c4
commit
999484c9fb
@ -27,19 +27,19 @@
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#include "swscale.h"
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#include "rgb2rgb.h"
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#define SIZE 1000
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#define SIZE 1000
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#define srcByte 0x55
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#define dstByte 0xBB
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#define FUNC(s,d,n) {s,d,#n,n}
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#define FUNC(s, d, n) { s, d, #n, n }
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int main(int argc, char **argv)
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{
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int i, funcNum;
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uint8_t *srcBuffer = av_malloc(SIZE);
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uint8_t *dstBuffer = av_malloc(SIZE);
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int failedNum=0;
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int passedNum=0;
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int failedNum = 0;
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int passedNum = 0;
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if (!srcBuffer || !dstBuffer)
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return -1;
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@ -47,7 +47,7 @@ int main(int argc, char **argv)
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av_log(NULL, AV_LOG_INFO, "memory corruption test ...\n");
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sws_rgb2rgb_init();
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for(funcNum=0; ; funcNum++) {
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for (funcNum = 0; ; funcNum++) {
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struct func_info_s {
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int src_bpp;
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int dst_bpp;
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@ -85,67 +85,78 @@ int main(int argc, char **argv)
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FUNC(0, 0, NULL)
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};
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int width;
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int failed=0;
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int srcBpp=0;
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int dstBpp=0;
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int failed = 0;
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int srcBpp = 0;
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int dstBpp = 0;
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if (!func_info[funcNum].func) break;
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if (!func_info[funcNum].func)
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break;
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av_log(NULL, AV_LOG_INFO,".");
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av_log(NULL, AV_LOG_INFO, ".");
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memset(srcBuffer, srcByte, SIZE);
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for(width=63; width>0; width--) {
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for (width = 63; width > 0; width--) {
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int dstOffset;
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for(dstOffset=128; dstOffset<196; dstOffset+=4) {
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for (dstOffset = 128; dstOffset < 196; dstOffset += 4) {
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int srcOffset;
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memset(dstBuffer, dstByte, SIZE);
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for(srcOffset=128; srcOffset<196; srcOffset+=4) {
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uint8_t *src= srcBuffer+srcOffset;
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uint8_t *dst= dstBuffer+dstOffset;
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const char *name=NULL;
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for (srcOffset = 128; srcOffset < 196; srcOffset += 4) {
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uint8_t *src = srcBuffer + srcOffset;
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uint8_t *dst = dstBuffer + dstOffset;
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const char *name = NULL;
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if(failed) break; //don't fill the screen with shit ...
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// don't fill the screen with shit ...
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if (failed)
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break;
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srcBpp = func_info[funcNum].src_bpp;
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dstBpp = func_info[funcNum].dst_bpp;
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name = func_info[funcNum].name;
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func_info[funcNum].func(src, dst, width*srcBpp);
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func_info[funcNum].func(src, dst, width * srcBpp);
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if(!srcBpp) break;
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if (!srcBpp)
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break;
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for(i=0; i<SIZE; i++) {
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if(srcBuffer[i]!=srcByte) {
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av_log(NULL, AV_LOG_INFO, "src damaged at %d w:%d src:%d dst:%d %s\n",
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for (i = 0; i < SIZE; i++) {
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if (srcBuffer[i] != srcByte) {
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av_log(NULL, AV_LOG_INFO,
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"src damaged at %d w:%d src:%d dst:%d %s\n",
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i, width, srcOffset, dstOffset, name);
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failed=1;
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failed = 1;
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break;
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}
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}
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for(i=0; i<dstOffset; i++) {
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if(dstBuffer[i]!=dstByte) {
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av_log(NULL, AV_LOG_INFO, "dst damaged at %d w:%d src:%d dst:%d %s\n",
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for (i = 0; i < dstOffset; i++) {
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if (dstBuffer[i] != dstByte) {
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av_log(NULL, AV_LOG_INFO,
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"dst damaged at %d w:%d src:%d dst:%d %s\n",
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i, width, srcOffset, dstOffset, name);
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failed=1;
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failed = 1;
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break;
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}
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}
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for(i=dstOffset + width*dstBpp; i<SIZE; i++) {
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if(dstBuffer[i]!=dstByte) {
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av_log(NULL, AV_LOG_INFO, "dst damaged at %d w:%d src:%d dst:%d %s\n",
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for (i = dstOffset + width * dstBpp; i < SIZE; i++) {
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if (dstBuffer[i] != dstByte) {
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av_log(NULL, AV_LOG_INFO,
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"dst damaged at %d w:%d src:%d dst:%d %s\n",
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i, width, srcOffset, dstOffset, name);
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failed=1;
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failed = 1;
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break;
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}
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}
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}
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}
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}
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if(failed) failedNum++;
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else if(srcBpp) passedNum++;
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if (failed)
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failedNum++;
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else if (srcBpp)
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passedNum++;
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}
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av_log(NULL, AV_LOG_INFO, "\n%d converters passed, %d converters randomly overwrote memory\n", passedNum, failedNum);
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av_log(NULL, AV_LOG_INFO,
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"\n%d converters passed, %d converters randomly overwrote memory\n",
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passedNum, failedNum);
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return failedNum;
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}
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@ -35,33 +35,32 @@
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/* HACK Duplicated from swscale_internal.h.
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* Should be removed when a cleaner pixel format system exists. */
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#define isGray(x) ( \
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(x)==PIX_FMT_GRAY8 \
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|| (x)==PIX_FMT_GRAY16BE \
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|| (x)==PIX_FMT_GRAY16LE \
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)
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#define hasChroma(x) (!( \
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isGray(x) \
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|| (x)==PIX_FMT_MONOBLACK \
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|| (x)==PIX_FMT_MONOWHITE \
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))
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#define isALPHA(x) ( \
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(x)==PIX_FMT_BGR32 \
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|| (x)==PIX_FMT_BGR32_1 \
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|| (x)==PIX_FMT_RGB32 \
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|| (x)==PIX_FMT_RGB32_1 \
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|| (x)==PIX_FMT_YUVA420P \
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)
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#define isGray(x) \
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((x) == PIX_FMT_GRAY8 || \
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(x) == PIX_FMT_Y400A || \
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(x) == PIX_FMT_GRAY16BE || \
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(x) == PIX_FMT_GRAY16LE)
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#define hasChroma(x) \
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(!(isGray(x) || \
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(x) == PIX_FMT_MONOBLACK || \
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(x) == PIX_FMT_MONOWHITE))
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#define isALPHA(x) \
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((x) == PIX_FMT_BGR32 || \
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(x) == PIX_FMT_BGR32_1 || \
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(x) == PIX_FMT_RGB32 || \
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(x) == PIX_FMT_RGB32_1 || \
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(x) == PIX_FMT_YUVA420P)
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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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static uint64_t getSSD(uint8_t *src1, uint8_t *src2, int stride1,
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int stride2, int w, int h)
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{
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int x,y;
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uint64_t ssd=0;
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int x, y;
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uint64_t ssd = 0;
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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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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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}
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}
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return ssd;
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@ -86,14 +85,14 @@ static int doTest(uint8_t *ref[4], int refStride[4], int w, int h,
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static int cur_srcW, cur_srcH;
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static uint8_t *src[4];
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static int srcStride[4];
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uint8_t *dst[4] = {0};
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uint8_t *out[4] = {0};
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uint8_t *dst[4] = { 0 };
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uint8_t *out[4] = { 0 };
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int dstStride[4];
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int i;
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uint64_t ssdY, ssdU=0, ssdV=0, ssdA=0;
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uint64_t ssdY, ssdU = 0, ssdV = 0, ssdA = 0;
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struct SwsContext *dstContext = NULL, *outContext = NULL;
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uint32_t crc = 0;
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int res = 0;
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int res = 0;
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if (cur_srcFormat != srcFormat || cur_srcW != srcW || cur_srcH != srcH) {
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struct SwsContext *srcContext = NULL;
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@ -105,11 +104,10 @@ static int doTest(uint8_t *ref[4], int refStride[4], int w, int h,
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av_image_fill_linesizes(srcStride, srcFormat, srcW);
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for (p = 0; p < 4; p++) {
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if (srcStride[p])
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src[p] = av_mallocz(srcStride[p]*srcH+16);
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src[p] = av_mallocz(srcStride[p] * srcH + 16);
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if (srcStride[p] && !src[p]) {
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perror("Malloc");
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res = -1;
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goto end;
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}
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}
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@ -120,19 +118,18 @@ static int doTest(uint8_t *ref[4], int refStride[4], int w, int h,
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av_pix_fmt_descriptors[PIX_FMT_YUVA420P].name,
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av_pix_fmt_descriptors[srcFormat].name);
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res = -1;
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goto end;
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}
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sws_scale(srcContext, ref, refStride, 0, h, src, srcStride);
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sws_freeContext(srcContext);
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cur_srcFormat = srcFormat;
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cur_srcW = srcW;
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cur_srcH = srcH;
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cur_srcW = srcW;
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cur_srcH = srcH;
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}
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av_image_fill_linesizes(dstStride, dstFormat, dstW);
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for (i=0; i<4; i++) {
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for (i = 0; i < 4; i++) {
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/* Image buffers passed into libswscale can be allocated any way you
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* prefer, as long as they're aligned enough for the architecture, and
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* they're freed appropriately (such as using av_free for buffers
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@ -140,7 +137,7 @@ static int doTest(uint8_t *ref[4], int refStride[4], int w, int h,
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/* An extra 16 bytes is being allocated because some scalers may write
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* out of bounds. */
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if (dstStride[i])
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dst[i]= av_mallocz(dstStride[i]*dstH+16);
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dst[i] = av_mallocz(dstStride[i] * dstH + 16);
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if (dstStride[i] && !dst[i]) {
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perror("Malloc");
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res = -1;
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@ -149,13 +146,13 @@ static int doTest(uint8_t *ref[4], int refStride[4], int w, int h,
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}
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}
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dstContext= sws_getContext(srcW, srcH, srcFormat, dstW, dstH, dstFormat, flags, NULL, NULL, NULL);
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dstContext = sws_getContext(srcW, srcH, srcFormat, dstW, dstH, dstFormat,
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flags, NULL, NULL, NULL);
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if (!dstContext) {
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fprintf(stderr, "Failed to get %s ---> %s\n",
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av_pix_fmt_descriptors[srcFormat].name,
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av_pix_fmt_descriptors[dstFormat].name);
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res = -1;
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goto end;
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}
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@ -167,9 +164,9 @@ static int doTest(uint8_t *ref[4], int refStride[4], int w, int h,
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sws_scale(dstContext, src, srcStride, 0, srcH, dst, dstStride);
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for (i = 0; i < 4 && dstStride[i]; i++) {
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crc = av_crc(av_crc_get_table(AV_CRC_32_IEEE), crc, dst[i], dstStride[i] * dstH);
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}
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for (i = 0; i < 4 && dstStride[i]; i++)
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crc = av_crc(av_crc_get_table(AV_CRC_32_IEEE), crc, dst[i],
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dstStride[i] * dstH);
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if (r && crc == r->crc) {
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ssdY = r->ssdY;
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@ -177,60 +174,59 @@ static int doTest(uint8_t *ref[4], int refStride[4], int w, int h,
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ssdV = r->ssdV;
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ssdA = r->ssdA;
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} else {
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for (i=0; i<4; i++) {
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for (i = 0; i < 4; i++) {
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if (refStride[i])
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out[i]= av_mallocz(refStride[i]*h);
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out[i] = av_mallocz(refStride[i] * h);
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if (refStride[i] && !out[i]) {
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perror("Malloc");
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res = -1;
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goto end;
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}
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}
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outContext= sws_getContext(dstW, dstH, dstFormat, w, h, PIX_FMT_YUVA420P, SWS_BILINEAR, NULL, NULL, NULL);
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outContext = sws_getContext(dstW, dstH, dstFormat, w, h,
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PIX_FMT_YUVA420P, SWS_BILINEAR,
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NULL, NULL, NULL);
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if (!outContext) {
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fprintf(stderr, "Failed to get %s ---> %s\n",
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av_pix_fmt_descriptors[dstFormat].name,
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av_pix_fmt_descriptors[PIX_FMT_YUVA420P].name);
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res = -1;
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goto end;
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}
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sws_scale(outContext, dst, dstStride, 0, dstH, out, refStride);
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ssdY= getSSD(ref[0], out[0], refStride[0], refStride[0], w, h);
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ssdY = getSSD(ref[0], out[0], refStride[0], refStride[0], w, h);
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if (hasChroma(srcFormat) && hasChroma(dstFormat)) {
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//FIXME check that output is really gray
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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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ssdU = getSSD(ref[1], out[1], refStride[1], refStride[1],
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(w + 1) >> 1, (h + 1) >> 1);
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ssdV = getSSD(ref[2], out[2], refStride[2], refStride[2],
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(w + 1) >> 1, (h + 1) >> 1);
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}
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if (isALPHA(srcFormat) && isALPHA(dstFormat))
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ssdA= getSSD(ref[3], out[3], refStride[3], refStride[3], w, h);
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ssdA = getSSD(ref[3], out[3], refStride[3], refStride[3], w, h);
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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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ssdA/= w*h;
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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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ssdA /= w * h;
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sws_freeContext(outContext);
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for (i=0; i<4; i++) {
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for (i = 0; i < 4; i++)
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if (refStride[i])
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av_free(out[i]);
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}
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}
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printf(" CRC=%08x SSD=%5"PRId64",%5"PRId64",%5"PRId64",%5"PRId64"\n",
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printf(" CRC=%08x SSD=%5"PRId64 ",%5"PRId64 ",%5"PRId64 ",%5"PRId64 "\n",
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crc, ssdY, ssdU, ssdV, ssdA);
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end:
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sws_freeContext(dstContext);
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for (i=0; i<4; i++) {
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for (i = 0; i < 4; i++)
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if (dstStride[i])
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av_free(dst[i]);
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}
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return res;
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}
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@ -239,18 +235,18 @@ static void selfTest(uint8_t *ref[4], int refStride[4], int w, int h,
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enum PixelFormat srcFormat_in,
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enum PixelFormat dstFormat_in)
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{
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const int flags[] = { SWS_FAST_BILINEAR,
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SWS_BILINEAR, SWS_BICUBIC,
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SWS_X , SWS_POINT , SWS_AREA, 0 };
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const int srcW = w;
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const int srcH = h;
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const int dstW[] = { srcW - srcW/3, srcW, srcW + srcW/3, 0 };
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const int dstH[] = { srcH - srcH/3, srcH, srcH + srcH/3, 0 };
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const int flags[] = { SWS_FAST_BILINEAR, SWS_BILINEAR, SWS_BICUBIC,
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SWS_X, SWS_POINT, SWS_AREA, 0 };
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const int srcW = w;
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const int srcH = h;
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const int dstW[] = { srcW - srcW / 3, srcW, srcW + srcW / 3, 0 };
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const int dstH[] = { srcH - srcH / 3, srcH, srcH + srcH / 3, 0 };
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enum PixelFormat srcFormat, dstFormat;
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for (srcFormat = srcFormat_in != PIX_FMT_NONE ? srcFormat_in : 0;
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srcFormat < PIX_FMT_NB; srcFormat++) {
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if (!sws_isSupportedInput(srcFormat) || !sws_isSupportedOutput(srcFormat))
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if (!sws_isSupportedInput(srcFormat) ||
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!sws_isSupportedOutput(srcFormat))
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continue;
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for (dstFormat = dstFormat_in != PIX_FMT_NONE ? dstFormat_in : 0;
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@ -258,7 +254,8 @@ static void selfTest(uint8_t *ref[4], int refStride[4], int w, int h,
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int i, j, k;
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int res = 0;
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if (!sws_isSupportedInput(dstFormat) || !sws_isSupportedOutput(dstFormat))
|
||||
if (!sws_isSupportedInput(dstFormat) ||
|
||||
!sws_isSupportedOutput(dstFormat))
|
||||
continue;
|
||||
|
||||
printf("%s -> %s\n",
|
||||
@ -266,14 +263,13 @@ static void selfTest(uint8_t *ref[4], int refStride[4], int w, int h,
|
||||
av_pix_fmt_descriptors[dstFormat].name);
|
||||
fflush(stdout);
|
||||
|
||||
for (k = 0; flags[k] && !res; k++) {
|
||||
for (k = 0; flags[k] && !res; k++)
|
||||
for (i = 0; dstW[i] && !res; i++)
|
||||
for (j = 0; dstH[j] && !res; j++)
|
||||
res = doTest(ref, refStride, w, h,
|
||||
srcFormat, dstFormat,
|
||||
srcW, srcH, dstW[i], dstH[j], flags[k],
|
||||
NULL);
|
||||
}
|
||||
if (dstFormat_in != PIX_FMT_NONE)
|
||||
break;
|
||||
}
|
||||
@ -299,13 +295,14 @@ static int fileTest(uint8_t *ref[4], int refStride[4], int w, int h, FILE *fp,
|
||||
int flags;
|
||||
int ret;
|
||||
|
||||
ret = sscanf(buf, " %12s %dx%d -> %12s %dx%d flags=%d CRC=%x"
|
||||
" SSD=%"PRId64", %"PRId64", %"PRId64", %"PRId64"\n",
|
||||
srcStr, &srcW, &srcH, dstStr, &dstW, &dstH,
|
||||
&flags, &r.crc, &r.ssdY, &r.ssdU, &r.ssdV, &r.ssdA);
|
||||
ret = sscanf(buf,
|
||||
" %12s %dx%d -> %12s %dx%d flags=%d CRC=%x"
|
||||
" SSD=%"PRId64 ", %"PRId64 ", %"PRId64 ", %"PRId64 "\n",
|
||||
srcStr, &srcW, &srcH, dstStr, &dstW, &dstH,
|
||||
&flags, &r.crc, &r.ssdY, &r.ssdU, &r.ssdV, &r.ssdA);
|
||||
if (ret != 12) {
|
||||
srcStr[0] = dstStr[0] = 0;
|
||||
ret = sscanf(buf, "%12s -> %12s\n", srcStr, dstStr);
|
||||
ret = sscanf(buf, "%12s -> %12s\n", srcStr, dstStr);
|
||||
}
|
||||
|
||||
srcFormat = av_get_pix_fmt(srcStr);
|
||||
@ -339,12 +336,12 @@ int main(int argc, char **argv)
|
||||
{
|
||||
enum PixelFormat srcFormat = PIX_FMT_NONE;
|
||||
enum PixelFormat dstFormat = PIX_FMT_NONE;
|
||||
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};
|
||||
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;
|
||||
@ -354,41 +351,40 @@ int main(int argc, char **argv)
|
||||
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);
|
||||
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<H; y++) {
|
||||
for (x=0; x<W*4; x++) {
|
||||
rgb_data[ x + y*4*W]= av_lfg_get(&rand);
|
||||
}
|
||||
}
|
||||
for (y = 0; y < H; y++)
|
||||
for (x = 0; x < W * 4; x++)
|
||||
rgb_data[ x + y * 4 * W] = av_lfg_get(&rand);
|
||||
sws_scale(sws, rgb_src, rgb_stride, 0, H, src, stride);
|
||||
sws_freeContext(sws);
|
||||
av_free(rgb_data);
|
||||
|
||||
for (i = 1; i < argc; i += 2) {
|
||||
if (argv[i][0] != '-' || i+1 == argc)
|
||||
if (argv[i][0] != '-' || i + 1 == argc)
|
||||
goto bad_option;
|
||||
if (!strcmp(argv[i], "-ref")) {
|
||||
FILE *fp = fopen(argv[i+1], "r");
|
||||
FILE *fp = fopen(argv[i + 1], "r");
|
||||
if (!fp) {
|
||||
fprintf(stderr, "could not open '%s'\n", argv[i+1]);
|
||||
fprintf(stderr, "could not open '%s'\n", argv[i + 1]);
|
||||
goto error;
|
||||
}
|
||||
res = fileTest(src, stride, W, H, fp, srcFormat, dstFormat);
|
||||
fclose(fp);
|
||||
goto end;
|
||||
} else if (!strcmp(argv[i], "-src")) {
|
||||
srcFormat = av_get_pix_fmt(argv[i+1]);
|
||||
srcFormat = av_get_pix_fmt(argv[i + 1]);
|
||||
if (srcFormat == PIX_FMT_NONE) {
|
||||
fprintf(stderr, "invalid pixel format %s\n", argv[i+1]);
|
||||
fprintf(stderr, "invalid pixel format %s\n", argv[i + 1]);
|
||||
return -1;
|
||||
}
|
||||
} else if (!strcmp(argv[i], "-dst")) {
|
||||
dstFormat = av_get_pix_fmt(argv[i+1]);
|
||||
dstFormat = av_get_pix_fmt(argv[i + 1]);
|
||||
if (dstFormat == PIX_FMT_NONE) {
|
||||
fprintf(stderr, "invalid pixel format %s\n", argv[i+1]);
|
||||
fprintf(stderr, "invalid pixel format %s\n", argv[i + 1]);
|
||||
return -1;
|
||||
}
|
||||
} else {
|
||||
|
||||
Loading…
Reference in New Issue
Block a user