summaryrefslogtreecommitdiff
path: root/libavcodec/dct-test.c
diff options
context:
space:
mode:
Diffstat (limited to 'libavcodec/dct-test.c')
-rw-r--r--libavcodec/dct-test.c94
1 files changed, 75 insertions, 19 deletions
diff --git a/libavcodec/dct-test.c b/libavcodec/dct-test.c
index 3ce0270006..2c43b36aa4 100644
--- a/libavcodec/dct-test.c
+++ b/libavcodec/dct-test.c
@@ -2,20 +2,20 @@
* (c) 2001 Fabrice Bellard
* 2007 Marc Hoffman <marc.hoffman@analog.com>
*
- * This file is part of Libav.
+ * This file is part of FFmpeg.
*
- * Libav is free software; you can redistribute it and/or
+ * FFmpeg is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
- * Libav is distributed in the hope that it will be useful,
+ * FFmpeg 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
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
- * License along with Libav; if not, write to the Free Software
+ * License along with FFmpeg; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
*/
@@ -48,6 +48,9 @@
#undef printf
+void ff_mmx_idct(DCTELEM *data);
+void ff_mmxext_idct(DCTELEM *data);
+
// BFIN
void ff_bfin_idct(DCTELEM *block);
void ff_bfin_fdct(DCTELEM *block);
@@ -68,7 +71,7 @@ struct algo {
const char *name;
void (*func)(DCTELEM *block);
enum formattag { NO_PERM, MMX_PERM, MMX_SIMPLE_PERM, SCALE_PERM,
- SSE2_PERM, PARTTRANS_PERM } format;
+ SSE2_PERM, PARTTRANS_PERM, TRANSPOSE_PERM } format;
int mm_support;
int nonspec;
};
@@ -98,6 +101,23 @@ static const struct algo fdct_tab[] = {
{ 0 }
};
+#if ARCH_X86_64 && HAVE_MMX && HAVE_YASM
+void ff_prores_idct_put_10_sse2(uint16_t *dst, int linesize,
+ DCTELEM *block, int16_t *qmat);
+
+static void ff_prores_idct_put_10_sse2_wrap(DCTELEM *dst){
+ DECLARE_ALIGNED(16, static int16_t, qmat)[64];
+ DECLARE_ALIGNED(16, static int16_t, tmp)[64];
+ int i;
+
+ for(i=0; i<64; i++){
+ qmat[i]=4;
+ tmp[i]= dst[i];
+ }
+ ff_prores_idct_put_10_sse2(dst, 16, tmp, qmat);
+}
+#endif
+
static const struct algo idct_tab[] = {
{ "FAANI", ff_faanidct, NO_PERM },
{ "REF-DBL", ff_ref_idct, NO_PERM },
@@ -105,10 +125,17 @@ static const struct algo idct_tab[] = {
{ "SIMPLE-C", ff_simple_idct_8, NO_PERM },
#if HAVE_MMX_INLINE
+#if CONFIG_GPL
+ { "LIBMPEG2-MMX", ff_mmx_idct, MMX_PERM, AV_CPU_FLAG_MMX, 1 },
+ { "LIBMPEG2-MMX2", ff_mmxext_idct, MMX_PERM, AV_CPU_FLAG_MMX2, 1 },
+#endif
{ "SIMPLE-MMX", ff_simple_idct_mmx, MMX_SIMPLE_PERM, AV_CPU_FLAG_MMX },
{ "XVID-MMX", ff_idct_xvid_mmx, NO_PERM, AV_CPU_FLAG_MMX, 1 },
{ "XVID-MMXEXT", ff_idct_xvid_mmxext, NO_PERM, AV_CPU_FLAG_MMXEXT, 1 },
{ "XVID-SSE2", ff_idct_xvid_sse2, SSE2_PERM, AV_CPU_FLAG_SSE2, 1 },
+#if ARCH_X86_64 && HAVE_YASM
+ { "PR-SSE2", ff_prores_idct_put_10_sse2_wrap, TRANSPOSE_PERM, AV_CPU_FLAG_SSE2, 1 },
+#endif
#endif
#if ARCH_BFIN
@@ -169,7 +196,7 @@ static void idct_mmx_init(void)
DECLARE_ALIGNED(16, static DCTELEM, block)[64];
DECLARE_ALIGNED(8, static DCTELEM, block1)[64];
-static void init_block(DCTELEM block[64], int test, int is_idct, AVLFG *prng)
+static void init_block(DCTELEM block[64], int test, int is_idct, AVLFG *prng, int vals)
{
int i, j;
@@ -178,7 +205,7 @@ static void init_block(DCTELEM block[64], int test, int is_idct, AVLFG *prng)
switch (test) {
case 0:
for (i = 0; i < 64; i++)
- block[i] = (av_lfg_get(prng) % 512) - 256;
+ block[i] = (av_lfg_get(prng) % (2*vals)) -vals;
if (is_idct) {
ff_ref_fdct(block);
for (i = 0; i < 64; i++)
@@ -187,11 +214,13 @@ static void init_block(DCTELEM block[64], int test, int is_idct, AVLFG *prng)
break;
case 1:
j = av_lfg_get(prng) % 10 + 1;
- for (i = 0; i < j; i++)
- block[av_lfg_get(prng) % 64] = av_lfg_get(prng) % 512 - 256;
+ for (i = 0; i < j; i++) {
+ int idx = av_lfg_get(prng) % 64;
+ block[idx] = av_lfg_get(prng) % (2*vals) -vals;
+ }
break;
case 2:
- block[ 0] = av_lfg_get(prng) % 4096 - 2048;
+ block[ 0] = av_lfg_get(prng) % (16*vals) - (8*vals);
block[63] = (block[0] & 1) ^ 1;
break;
}
@@ -213,13 +242,16 @@ static void permute(DCTELEM dst[64], const DCTELEM src[64], int perm)
} else if (perm == PARTTRANS_PERM) {
for (i = 0; i < 64; i++)
dst[(i & 0x24) | ((i & 3) << 3) | ((i >> 3) & 3)] = src[i];
+ } else if (perm == TRANSPOSE_PERM) {
+ for (i = 0; i < 64; i++)
+ dst[(i>>3) | ((i<<3)&0x38)] = src[i];
} else {
for (i = 0; i < 64; i++)
dst[i] = src[i];
}
}
-static int dct_error(const struct algo *dct, int test, int is_idct, int speed)
+static int dct_error(const struct algo *dct, int test, int is_idct, int speed, const int bits)
{
void (*ref)(DCTELEM *block) = is_idct ? ff_ref_idct : ff_ref_fdct;
int it, i, scale;
@@ -229,6 +261,7 @@ static int dct_error(const struct algo *dct, int test, int is_idct, int speed)
int maxout = 0;
int blockSumErrMax = 0, blockSumErr;
AVLFG prng;
+ const int vals=1<<bits;
double omse, ome;
int spec_err;
@@ -239,7 +272,7 @@ static int dct_error(const struct algo *dct, int test, int is_idct, int speed)
for (i = 0; i < 64; i++)
sysErr[i] = 0;
for (it = 0; it < NB_ITS; it++) {
- init_block(block1, test, is_idct, &prng);
+ init_block(block1, test, is_idct, &prng, vals);
permute(block, block1, dct->format);
dct->func(block);
@@ -285,7 +318,7 @@ static int dct_error(const struct algo *dct, int test, int is_idct, int speed)
spec_err = is_idct && (err_inf > 1 || omse > 0.02 || fabs(ome) > 0.0015);
- printf("%s %s: ppe=%d omse=%0.8f ome=%0.8f syserr=%0.8f maxout=%d blockSumErr=%d\n",
+ printf("%s %s: max_err=%d omse=%0.8f ome=%0.8f syserr=%0.8f maxout=%d blockSumErr=%d\n",
is_idct ? "IDCT" : "DCT", dct->name, err_inf,
omse, ome, (double) sysErrMax / NB_ITS,
maxout, blockSumErrMax);
@@ -297,7 +330,8 @@ static int dct_error(const struct algo *dct, int test, int is_idct, int speed)
return 0;
/* speed test */
- init_block(block, test, is_idct, &prng);
+
+ init_block(block, test, is_idct, &prng, vals);
permute(block1, block, dct->format);
ti = av_gettime();
@@ -307,10 +341,10 @@ static int dct_error(const struct algo *dct, int test, int is_idct, int speed)
memcpy(block, block1, sizeof(block));
dct->func(block);
}
+ emms_c();
it1 += NB_ITS_SPEED;
ti1 = av_gettime() - ti;
} while (ti1 < 1000000);
- emms_c();
printf("%s %s: %0.1f kdct/s\n", is_idct ? "IDCT" : "DCT", dct->name,
(double) it1 * 1000.0 / (double) ti1);
@@ -435,6 +469,25 @@ static void idct248_error(const char *name,
if (v > err_max)
err_max = v;
}
+#if 0
+ printf("ref=\n");
+ for(i=0;i<8;i++) {
+ int j;
+ for(j=0;j<8;j++) {
+ printf(" %3d", img_dest1[i*8+j]);
+ }
+ printf("\n");
+ }
+
+ printf("out=\n");
+ for(i=0;i<8;i++) {
+ int j;
+ for(j=0;j<8;j++) {
+ printf(" %3d", img_dest[i*8+j]);
+ }
+ printf("\n");
+ }
+#endif
}
printf("%s %s: err_inf=%d\n", 1 ? "IDCT248" : "DCT248", name, err_max);
@@ -449,10 +502,10 @@ static void idct248_error(const char *name,
block[i] = block1[i];
idct248_put(img_dest, 8, block);
}
+ emms_c();
it1 += NB_ITS_SPEED;
ti1 = av_gettime() - ti;
} while (ti1 < 1000000);
- emms_c();
printf("%s %s: %0.1f kdct/s\n", 1 ? "IDCT248" : "DCT248", name,
(double) it1 * 1000.0 / (double) ti1);
@@ -460,10 +513,11 @@ static void idct248_error(const char *name,
static void help(void)
{
- printf("dct-test [-i] [<test-number>]\n"
+ printf("dct-test [-i] [<test-number>] [<bits>]\n"
"test-number 0 -> test with random matrixes\n"
" 1 -> test with random sparse matrixes\n"
" 2 -> do 3. test from mpeg4 std\n"
+ "bits Number of time domain bits to use, 8 is default\n"
"-i test IDCT implementations\n"
"-4 test IDCT248 implementations\n"
"-t speed test\n");
@@ -480,6 +534,7 @@ int main(int argc, char **argv)
int test = 1;
int speed = 0;
int err = 0;
+ int bits=8;
cpu_flags = av_get_cpu_flags();
@@ -509,8 +564,9 @@ int main(int argc, char **argv)
if (optind < argc)
test = atoi(argv[optind]);
+ if(optind+1 < argc) bits= atoi(argv[optind+1]);
- printf("Libav DCT/IDCT test\n");
+ printf("ffmpeg DCT/IDCT test\n");
if (test_248_dct) {
idct248_error("SIMPLE-C", ff_simple_idct248_put, speed);
@@ -518,7 +574,7 @@ int main(int argc, char **argv)
const struct algo *algos = test_idct ? idct_tab : fdct_tab;
for (i = 0; algos[i].name; i++)
if (!(~cpu_flags & algos[i].mm_support)) {
- err |= dct_error(&algos[i], test, test_idct, speed);
+ err |= dct_error(&algos[i], test, test_idct, speed, bits);
}
}
View Lorry Controller Status