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swscale: K&R formatting cosmetics for code examples

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This commit is contained in:
Diego Biurrun 2012-01-03 12:20:59 +01:00
parent 83890c66c4
commit 999484c9fb
2 changed files with 135 additions and 128 deletions
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79
libswscale/colorspace-test.c
View File

@ -27,19 +27,19 @@
#include "swscale.h"
#include "rgb2rgb.h"
#define SIZE 1000
#define SIZE 1000
#define srcByte 0x55
#define dstByte 0xBB
#define FUNC(s,d,n) {s,d,#n,n}
#define FUNC(s, d, n) { s, d, #n, n }
int main(int argc, char **argv)
{
int i, funcNum;
uint8_t *srcBuffer = av_malloc(SIZE);
uint8_t *dstBuffer = av_malloc(SIZE);
int failedNum=0;
int passedNum=0;
int failedNum = 0;
int passedNum = 0;
if (!srcBuffer || !dstBuffer)
return -1;
@ -47,7 +47,7 @@ int main(int argc, char **argv)
av_log(NULL, AV_LOG_INFO, "memory corruption test ...\n");
sws_rgb2rgb_init();
for(funcNum=0; ; funcNum++) {
for (funcNum = 0; ; funcNum++) {
struct func_info_s {
int src_bpp;
int dst_bpp;
@ -85,67 +85,78 @@ int main(int argc, char **argv)
FUNC(0, 0, NULL)
};
int width;
int failed=0;
int srcBpp=0;
int dstBpp=0;
int failed = 0;
int srcBpp = 0;
int dstBpp = 0;
if (!func_info[funcNum].func) break;
if (!func_info[funcNum].func)
break;
av_log(NULL, AV_LOG_INFO,".");
av_log(NULL, AV_LOG_INFO, ".");
memset(srcBuffer, srcByte, SIZE);
for(width=63; width>0; width--) {
for (width = 63; width > 0; width--) {
int dstOffset;
for(dstOffset=128; dstOffset<196; dstOffset+=4) {
for (dstOffset = 128; dstOffset < 196; dstOffset += 4) {
int srcOffset;
memset(dstBuffer, dstByte, SIZE);
for(srcOffset=128; srcOffset<196; srcOffset+=4) {
uint8_t *src= srcBuffer+srcOffset;
uint8_t *dst= dstBuffer+dstOffset;
const char *name=NULL;
for (srcOffset = 128; srcOffset < 196; srcOffset += 4) {
uint8_t *src = srcBuffer + srcOffset;
uint8_t *dst = dstBuffer + dstOffset;
const char *name = NULL;
if(failed) break; //don't fill the screen with shit ...
// don't fill the screen with shit ...
if (failed)
break;
srcBpp = func_info[funcNum].src_bpp;
dstBpp = func_info[funcNum].dst_bpp;
name = func_info[funcNum].name;
func_info[funcNum].func(src, dst, width*srcBpp);
func_info[funcNum].func(src, dst, width * srcBpp);
if(!srcBpp) break;
if (!srcBpp)
break;
for(i=0; i<SIZE; i++) {
if(srcBuffer[i]!=srcByte) {
av_log(NULL, AV_LOG_INFO, "src damaged at %d w:%d src:%d dst:%d %s\n",
for (i = 0; i < SIZE; i++) {
if (srcBuffer[i] != srcByte) {
av_log(NULL, AV_LOG_INFO,
"src damaged at %d w:%d src:%d dst:%d %s\n",
i, width, srcOffset, dstOffset, name);
failed=1;
failed = 1;
break;
}
}
for(i=0; i<dstOffset; i++) {
if(dstBuffer[i]!=dstByte) {
av_log(NULL, AV_LOG_INFO, "dst damaged at %d w:%d src:%d dst:%d %s\n",
for (i = 0; i < dstOffset; i++) {
if (dstBuffer[i] != dstByte) {
av_log(NULL, AV_LOG_INFO,
"dst damaged at %d w:%d src:%d dst:%d %s\n",
i, width, srcOffset, dstOffset, name);
failed=1;
failed = 1;
break;
}
}
for(i=dstOffset + width*dstBpp; i<SIZE; i++) {
if(dstBuffer[i]!=dstByte) {
av_log(NULL, AV_LOG_INFO, "dst damaged at %d w:%d src:%d dst:%d %s\n",
for (i = dstOffset + width * dstBpp; i < SIZE; i++) {
if (dstBuffer[i] != dstByte) {
av_log(NULL, AV_LOG_INFO,
"dst damaged at %d w:%d src:%d dst:%d %s\n",
i, width, srcOffset, dstOffset, name);
failed=1;
failed = 1;
break;
}
}
}
}
}
if(failed) failedNum++;
else if(srcBpp) passedNum++;
if (failed)
failedNum++;
else if (srcBpp)
passedNum++;
}
av_log(NULL, AV_LOG_INFO, "\n%d converters passed, %d converters randomly overwrote memory\n", passedNum, failedNum);
av_log(NULL, AV_LOG_INFO,
"\n%d converters passed, %d converters randomly overwrote memory\n",
passedNum, failedNum);
return failedNum;
}

184
libswscale/swscale-test.c
View File

@ -35,33 +35,32 @@
/* HACK Duplicated from swscale_internal.h.
* Should be removed when a cleaner pixel format system exists. */
#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 \
)
#define isGray(x) \
((x) == PIX_FMT_GRAY8 || \
(x) == PIX_FMT_Y400A || \
(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)
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;
int x, y;
uint64_t ssd = 0;
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;
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;
}
}
return ssd;
@ -86,14 +85,14 @@ static int doTest(uint8_t *ref[4], int refStride[4], int w, int h,
static int cur_srcW, cur_srcH;
static uint8_t *src[4];
static int srcStride[4];
uint8_t *dst[4] = {0};
uint8_t *out[4] = {0};
uint8_t *dst[4] = { 0 };
uint8_t *out[4] = { 0 };
int dstStride[4];
int i;
uint64_t ssdY, ssdU=0, ssdV=0, ssdA=0;
uint64_t ssdY, ssdU = 0, ssdV = 0, ssdA = 0;
struct SwsContext *dstContext = NULL, *outContext = NULL;
uint32_t crc = 0;
int res = 0;
int res = 0;
if (cur_srcFormat != srcFormat || cur_srcW != srcW || cur_srcH != srcH) {
struct SwsContext *srcContext = NULL;
@ -105,11 +104,10 @@ static int doTest(uint8_t *ref[4], int refStride[4], int w, int h,
av_image_fill_linesizes(srcStride, srcFormat, srcW);
for (p = 0; p < 4; p++) {
if (srcStride[p])
src[p] = av_mallocz(srcStride[p]*srcH+16);
src[p] = av_mallocz(srcStride[p] * srcH + 16);
if (srcStride[p] && !src[p]) {
perror("Malloc");
res = -1;
goto end;
}
}
@ -120,19 +118,18 @@ static int doTest(uint8_t *ref[4], int refStride[4], int w, int h,
av_pix_fmt_descriptors[PIX_FMT_YUVA420P].name,
av_pix_fmt_descriptors[srcFormat].name);
res = -1;
goto end;
}
sws_scale(srcContext, ref, refStride, 0, h, src, srcStride);
sws_freeContext(srcContext);
cur_srcFormat = srcFormat;
cur_srcW = srcW;
cur_srcH = srcH;
cur_srcW = srcW;
cur_srcH = srcH;
}
av_image_fill_linesizes(dstStride, dstFormat, dstW);
for (i=0; i<4; i++) {
for (i = 0; i < 4; i++) {
/* 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
@ -140,7 +137,7 @@ static int doTest(uint8_t *ref[4], int refStride[4], int w, int h,
/* An extra 16 bytes is being allocated because some scalers may write
* out of bounds. */
if (dstStride[i])
dst[i]= av_mallocz(dstStride[i]*dstH+16);
dst[i] = av_mallocz(dstStride[i] * dstH + 16);
if (dstStride[i] && !dst[i]) {
perror("Malloc");
res = -1;
@ -149,13 +146,13 @@ static int doTest(uint8_t *ref[4], int refStride[4], int w, int h,
}
}
dstContext= sws_getContext(srcW, srcH, srcFormat, dstW, dstH, dstFormat, flags, NULL, NULL, NULL);
dstContext = sws_getContext(srcW, srcH, srcFormat, dstW, dstH, dstFormat,
flags, NULL, NULL, NULL);
if (!dstContext) {
fprintf(stderr, "Failed to get %s ---> %s\n",
av_pix_fmt_descriptors[srcFormat].name,
av_pix_fmt_descriptors[dstFormat].name);
res = -1;
goto end;
}
@ -167,9 +164,9 @@ static int doTest(uint8_t *ref[4], int refStride[4], int w, int h,
sws_scale(dstContext, src, srcStride, 0, srcH, dst, dstStride);
for (i = 0; i < 4 && dstStride[i]; i++) {
crc = av_crc(av_crc_get_table(AV_CRC_32_IEEE), crc, dst[i], dstStride[i] * dstH);
}
for (i = 0; i < 4 && dstStride[i]; i++)
crc = av_crc(av_crc_get_table(AV_CRC_32_IEEE), crc, dst[i],
dstStride[i] * dstH);
if (r && crc == r->crc) {
ssdY = r->ssdY;
@ -177,60 +174,59 @@ static int doTest(uint8_t *ref[4], int refStride[4], int w, int h,
ssdV = r->ssdV;
ssdA = r->ssdA;
} else {
for (i=0; i<4; i++) {
for (i = 0; i < 4; i++) {
if (refStride[i])
out[i]= av_mallocz(refStride[i]*h);
out[i] = av_mallocz(refStride[i] * h);
if (refStride[i] && !out[i]) {
perror("Malloc");
res = -1;
goto end;
}
}
outContext= sws_getContext(dstW, dstH, dstFormat, w, h, PIX_FMT_YUVA420P, SWS_BILINEAR, NULL, NULL, NULL);
outContext = sws_getContext(dstW, dstH, dstFormat, w, h,
PIX_FMT_YUVA420P, SWS_BILINEAR,
NULL, NULL, NULL);
if (!outContext) {
fprintf(stderr, "Failed to get %s ---> %s\n",
av_pix_fmt_descriptors[dstFormat].name,
av_pix_fmt_descriptors[PIX_FMT_YUVA420P].name);
res = -1;
goto end;
}
sws_scale(outContext, dst, dstStride, 0, dstH, out, refStride);
ssdY= getSSD(ref[0], out[0], refStride[0], refStride[0], w, h);
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);
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);
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;
ssdY /= w * h;
ssdU /= w * h / 4;
ssdV /= w * h / 4;
ssdA /= w * h;
sws_freeContext(outContext);
for (i=0; i<4; i++) {
for (i = 0; i < 4; i++)
if (refStride[i])
av_free(out[i]);
}
}
printf(" CRC=%08x SSD=%5"PRId64",%5"PRId64",%5"PRId64",%5"PRId64"\n",
printf(" CRC=%08x SSD=%5"PRId64 ",%5"PRId64 ",%5"PRId64 ",%5"PRId64 "\n",
crc, ssdY, ssdU, ssdV, ssdA);
end:
sws_freeContext(dstContext);
for (i=0; i<4; i++) {
for (i = 0; i < 4; i++)
if (dstStride[i])
av_free(dst[i]);
}
return res;
}
@ -239,18 +235,18 @@ static void selfTest(uint8_t *ref[4], int refStride[4], int w, int h,
enum PixelFormat srcFormat_in,
enum PixelFormat dstFormat_in)
{
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 };
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 = srcFormat_in != PIX_FMT_NONE ? srcFormat_in : 0;
srcFormat < PIX_FMT_NB; srcFormat++) {
if (!sws_isSupportedInput(srcFormat) || !sws_isSupportedOutput(srcFormat))
if (!sws_isSupportedInput(srcFormat) ||
!sws_isSupportedOutput(srcFormat))
continue;
for (dstFormat = dstFormat_in != PIX_FMT_NONE ? dstFormat_in : 0;
@ -258,7 +254,8 @@ static void selfTest(uint8_t *ref[4], int refStride[4], int w, int h,
int i, j, k;
int res = 0;
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 {