[FFmpeg-cvslog] r32213 - trunk/libswscale/swscale-test.c
ramiro
subversion
Sun Sep 12 20:16:33 CEST 2010
Author: ramiro
Date: Sun Sep 12 20:16:33 2010
New Revision: 32213
Log:
swscale-test: take input from reference file
If the CRC from the src->dst conversion matches a reference, it is not
necessary to perform a dst->yuva420p conversion and check the SSD.
Modified:
trunk/libswscale/swscale-test.c
Modified: trunk/libswscale/swscale-test.c
==============================================================================
--- trunk/libswscale/swscale-test.c Sun Sep 12 20:15:34 2010 (r32212)
+++ trunk/libswscale/swscale-test.c Sun Sep 12 20:16:33 2010 (r32213)
@@ -71,11 +71,20 @@ static uint64_t getSSD(uint8_t *src1, ui
return ssd;
}
+struct Results {
+ uint64_t ssdY;
+ uint64_t ssdU;
+ uint64_t ssdV;
+ uint64_t ssdA;
+ uint32_t crc;
+};
+
// test by ref -> src -> dst -> out & compare out against ref
// ref & out are YV12
static int doTest(uint8_t *ref[4], int refStride[4], int w, int h,
enum PixelFormat srcFormat, enum PixelFormat dstFormat,
- int srcW, int srcH, int dstW, int dstH, int flags)
+ int srcW, int srcH, int dstW, int dstH, int flags,
+ struct Results *r)
{
static enum PixelFormat cur_srcFormat;
static int cur_srcW, cur_srcH;
@@ -137,9 +146,7 @@ static int doTest(uint8_t *ref[4], int r
* out of bounds. */
if (dstStride[i])
dst[i]= av_mallocz(dstStride[i]*dstH+16);
- if (refStride[i])
- out[i]= av_mallocz(refStride[i]*h);
- if ((dstStride[i] && !dst[i]) || (refStride[i] && !out[i])) {
+ if (dstStride[i] && !dst[i]) {
perror("Malloc");
res = -1;
@@ -156,15 +163,6 @@ static int doTest(uint8_t *ref[4], int r
goto end;
}
- outContext= sws_getContext(dstW, dstH, dstFormat, w, h, PIX_FMT_YUVA420P, flags, 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;
- }
// 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]);
@@ -175,12 +173,38 @@ static int doTest(uint8_t *ref[4], int r
fflush(stdout);
sws_scale(dstContext, src, srcStride, 0, srcH, dst, dstStride);
- sws_scale(outContext, dst, dstStride, 0, dstH, out, refStride);
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;
+ ssdU = r->ssdU;
+ ssdV = r->ssdV;
+ ssdA = r->ssdA;
+ } else {
+ for (i=0; i<4; i++) {
+ if (refStride[i])
+ 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, flags, 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);
if (hasChroma(srcFormat) && hasChroma(dstFormat)) {
//FIXME check that output is really gray
@@ -195,19 +219,24 @@ static int doTest(uint8_t *ref[4], int r
ssdV/= w*h/4;
ssdA/= w*h;
+ sws_freeContext(outContext);
+
+ 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",
crc, ssdY, ssdU, ssdV, ssdA);
end:
sws_freeContext(dstContext);
- sws_freeContext(outContext);
for (i=0; i<4; i++) {
if (dstStride[i])
av_free(dst[i]);
- if (refStride[i])
- av_free(out[i]);
}
return res;
@@ -245,12 +274,58 @@ static void selfTest(uint8_t *ref[4], in
for (j = 0; dstH[j] && !res; j++)
res = doTest(ref, refStride, w, h,
srcFormat, dstFormat,
- srcW, srcH, dstW[i], dstH[j], flags[k]);
+ srcW, srcH, dstW[i], dstH[j], flags[k],
+ NULL);
}
}
}
}
+static int fileTest(uint8_t *ref[4], int refStride[4], int w, int h, FILE *fp)
+{
+ char buf[256];
+
+ while (fgets(buf, sizeof(buf), fp)) {
+ struct Results r;
+ enum PixelFormat srcFormat;
+ char srcStr[12];
+ int srcW, srcH;
+ enum PixelFormat dstFormat;
+ char dstStr[12];
+ int dstW, dstH;
+ 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);
+ if (ret != 12) {
+ srcStr[0] = dstStr[0] = 0;
+ ret = sscanf(buf, "%12s -> %12s\n", srcStr, dstStr);
+ }
+
+ srcFormat = av_get_pix_fmt(srcStr);
+ dstFormat = av_get_pix_fmt(dstStr);
+
+ if (srcFormat == PIX_FMT_NONE || dstFormat == PIX_FMT_NONE) {
+ fprintf(stderr, "malformed input file\n");
+ return -1;
+ }
+ if (ret != 12) {
+ printf("%s", buf);
+ continue;
+ }
+
+ doTest(ref, refStride, w, h,
+ srcFormat, dstFormat,
+ srcW, srcH, dstW, dstH, flags,
+ &r);
+ }
+
+ return 0;
+}
+
#define W 96
#define H 96
@@ -265,6 +340,8 @@ int main(int argc, char **argv)
int x, y;
struct SwsContext *sws;
AVLFG rand;
+ int res = -1;
+ int i;
if (!rgb_data || !data)
return -1;
@@ -282,8 +359,30 @@ int main(int argc, char **argv)
sws_freeContext(sws);
av_free(rgb_data);
+ for (i = 1; i < argc; i += 2) {
+ if (argv[i][0] != '-' || i+1 == argc)
+ goto bad_option;
+ if (!strcmp(argv[i], "-ref")) {
+ FILE *fp = fopen(argv[i+1], "r");
+ if (!fp) {
+ fprintf(stderr, "could not open '%s'\n", argv[i+1]);
+ goto error;
+ }
+ res = fileTest(src, stride, W, H, fp);
+ fclose(fp);
+ goto end;
+ } else {
+bad_option:
+ fprintf(stderr, "bad option or argument missing (%s)\n", argv[i]);
+ goto error;
+ }
+ }
+
selfTest(src, stride, W, H);
+end:
+ res = 0;
+error:
av_free(data);
- return 0;
+ return res;
}
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