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dct-test: whitespace cosmetics 

Signed-off-by: Mans Rullgard <mans@mansr.com>
tags/n0.9
Mans Rullgard 14 years ago
parent
412594ed0a
commit
36fa9ef3e2
1 changed files with 191 additions and 183 deletions
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  1. +191
    -183
      libavcodec/dct-test.c

+ 191
- 183
libavcodec/dct-test.c View File

@@ -68,12 +68,13 @@ void ff_simple_idct_neon(DCTELEM *data);
void ff_simple_idct_axp(DCTELEM *data);

struct algo {
const char *name;
enum { FDCT, IDCT } is_idct;
void (* func) (DCTELEM *block);
void (* ref) (DCTELEM *block);
enum formattag { NO_PERM,MMX_PERM, MMX_SIMPLE_PERM, SCALE_PERM, SSE2_PERM, PARTTRANS_PERM } format;
int mm_support;
const char *name;
enum { FDCT, IDCT } is_idct;
void (*func)(DCTELEM *block);
void (*ref) (DCTELEM *block);
enum formattag { NO_PERM, MMX_PERM, MMX_SIMPLE_PERM, SCALE_PERM,
SSE2_PERM, PARTTRANS_PERM } format;
int mm_support;
};

#ifndef FAAN_POSTSCALE
@@ -85,60 +86,60 @@ struct algo {
static int cpu_flags;

struct algo algos[] = {
{"REF-DBL", 0, ff_ref_fdct, ff_ref_fdct, NO_PERM},
{"FAAN", 0, ff_faandct, ff_ref_fdct, FAAN_SCALE},
{"FAANI", 1, ff_faanidct, ff_ref_idct, NO_PERM},
{"IJG-AAN-INT", 0, fdct_ifast, ff_ref_fdct, SCALE_PERM},
{"IJG-LLM-INT", 0, ff_jpeg_fdct_islow, ff_ref_fdct, NO_PERM},
{"REF-DBL", 1, ff_ref_idct, ff_ref_idct, NO_PERM},
{"INT", 1, j_rev_dct, ff_ref_idct, MMX_PERM},
{"SIMPLE-C", 1, ff_simple_idct, ff_ref_idct, NO_PERM},
{"REF-DBL", 0, ff_ref_fdct, ff_ref_fdct, NO_PERM},
{"FAAN", 0, ff_faandct, ff_ref_fdct, FAAN_SCALE},
{"FAANI", 1, ff_faanidct, ff_ref_idct, NO_PERM},
{"IJG-AAN-INT", 0, fdct_ifast, ff_ref_fdct, SCALE_PERM},
{"IJG-LLM-INT", 0, ff_jpeg_fdct_islow, ff_ref_fdct, NO_PERM},
{"REF-DBL", 1, ff_ref_idct, ff_ref_idct, NO_PERM},
{"INT", 1, j_rev_dct, ff_ref_idct, MMX_PERM},
{"SIMPLE-C", 1, ff_simple_idct, ff_ref_idct, NO_PERM},

#if HAVE_MMX
{"MMX", 0, ff_fdct_mmx, ff_ref_fdct, NO_PERM, AV_CPU_FLAG_MMX},
{"MMX", 0, ff_fdct_mmx, ff_ref_fdct, NO_PERM, AV_CPU_FLAG_MMX},
#if HAVE_MMX2
{"MMX2", 0, ff_fdct_mmx2, ff_ref_fdct, NO_PERM, AV_CPU_FLAG_MMX2},
{"SSE2", 0, ff_fdct_sse2, ff_ref_fdct, NO_PERM, AV_CPU_FLAG_SSE2},
{"MMX2", 0, ff_fdct_mmx2, ff_ref_fdct, NO_PERM, AV_CPU_FLAG_MMX2},
{"SSE2", 0, ff_fdct_sse2, ff_ref_fdct, NO_PERM, AV_CPU_FLAG_SSE2},
#endif

#if CONFIG_GPL
{"LIBMPEG2-MMX", 1, ff_mmx_idct, ff_ref_idct, MMX_PERM, AV_CPU_FLAG_MMX},
{"LIBMPEG2-MMX2", 1, ff_mmxext_idct, ff_ref_idct, MMX_PERM, AV_CPU_FLAG_MMX2},
{"LIBMPEG2-MMX", 1, ff_mmx_idct, ff_ref_idct, MMX_PERM, AV_CPU_FLAG_MMX},
{"LIBMPEG2-MMX2", 1, ff_mmxext_idct, ff_ref_idct, MMX_PERM, AV_CPU_FLAG_MMX2},
#endif
{"SIMPLE-MMX", 1, ff_simple_idct_mmx, ff_ref_idct, MMX_SIMPLE_PERM, AV_CPU_FLAG_MMX},
{"XVID-MMX", 1, ff_idct_xvid_mmx, ff_ref_idct, NO_PERM, AV_CPU_FLAG_MMX},
{"XVID-MMX2", 1, ff_idct_xvid_mmx2, ff_ref_idct, NO_PERM, AV_CPU_FLAG_MMX2},
{"XVID-SSE2", 1, ff_idct_xvid_sse2, ff_ref_idct, SSE2_PERM, AV_CPU_FLAG_SSE2},
{"SIMPLE-MMX", 1, ff_simple_idct_mmx, ff_ref_idct, MMX_SIMPLE_PERM, AV_CPU_FLAG_MMX},
{"XVID-MMX", 1, ff_idct_xvid_mmx, ff_ref_idct, NO_PERM, AV_CPU_FLAG_MMX},
{"XVID-MMX2", 1, ff_idct_xvid_mmx2, ff_ref_idct, NO_PERM, AV_CPU_FLAG_MMX2},
{"XVID-SSE2", 1, ff_idct_xvid_sse2, ff_ref_idct, SSE2_PERM, AV_CPU_FLAG_SSE2},
#endif

#if HAVE_ALTIVEC
{"altivecfdct", 0, fdct_altivec, ff_ref_fdct, NO_PERM, AV_CPU_FLAG_ALTIVEC},
{"altivecfdct", 0, fdct_altivec, ff_ref_fdct, NO_PERM, AV_CPU_FLAG_ALTIVEC},
#endif

#if ARCH_BFIN
{"BFINfdct", 0, ff_bfin_fdct, ff_ref_fdct, NO_PERM},
{"BFINidct", 1, ff_bfin_idct, ff_ref_idct, NO_PERM},
{"BFINfdct", 0, ff_bfin_fdct, ff_ref_fdct, NO_PERM},
{"BFINidct", 1, ff_bfin_idct, ff_ref_idct, NO_PERM},
#endif

#if ARCH_ARM
{"SIMPLE-ARM", 1, ff_simple_idct_arm, ff_ref_idct, NO_PERM },
{"INT-ARM", 1, ff_j_rev_dct_arm, ff_ref_idct, MMX_PERM },
{"SIMPLE-ARM", 1, ff_simple_idct_arm, ff_ref_idct, NO_PERM },
{"INT-ARM", 1, ff_j_rev_dct_arm, ff_ref_idct, MMX_PERM },
#if HAVE_ARMV5TE
{"SIMPLE-ARMV5TE", 1, ff_simple_idct_armv5te, ff_ref_idct, NO_PERM },
{"SIMPLE-ARMV5TE", 1, ff_simple_idct_armv5te, ff_ref_idct, NO_PERM },
#endif
#if HAVE_ARMV6
{"SIMPLE-ARMV6", 1, ff_simple_idct_armv6, ff_ref_idct, MMX_PERM },
{"SIMPLE-ARMV6", 1, ff_simple_idct_armv6, ff_ref_idct, MMX_PERM },
#endif
#if HAVE_NEON
{"SIMPLE-NEON", 1, ff_simple_idct_neon, ff_ref_idct, PARTTRANS_PERM },
{"SIMPLE-NEON", 1, ff_simple_idct_neon, ff_ref_idct, PARTTRANS_PERM },
#endif
#endif /* ARCH_ARM */

#if ARCH_ALPHA
{"SIMPLE-ALPHA", 1, ff_simple_idct_axp, ff_ref_idct, NO_PERM },
{"SIMPLE-ALPHA", 1, ff_simple_idct_axp, ff_ref_idct, NO_PERM },
#endif

{ 0 }
{ 0 }
};

#define AANSCALE_BITS 12
@@ -148,7 +149,7 @@ uint8_t cropTbl[256 + 2 * MAX_NEG_CROP];
static int64_t gettime(void)
{
struct timeval tv;
gettimeofday(&tv,NULL);
gettimeofday(&tv, NULL);
return (int64_t)tv.tv_sec * 1000000 + tv.tv_usec;
}

@@ -157,18 +158,18 @@ static int64_t gettime(void)

static short idct_mmx_perm[64];

static short idct_simple_mmx_perm[64]={
0x00, 0x08, 0x04, 0x09, 0x01, 0x0C, 0x05, 0x0D,
0x10, 0x18, 0x14, 0x19, 0x11, 0x1C, 0x15, 0x1D,
0x20, 0x28, 0x24, 0x29, 0x21, 0x2C, 0x25, 0x2D,
0x12, 0x1A, 0x16, 0x1B, 0x13, 0x1E, 0x17, 0x1F,
0x02, 0x0A, 0x06, 0x0B, 0x03, 0x0E, 0x07, 0x0F,
0x30, 0x38, 0x34, 0x39, 0x31, 0x3C, 0x35, 0x3D,
0x22, 0x2A, 0x26, 0x2B, 0x23, 0x2E, 0x27, 0x2F,
0x32, 0x3A, 0x36, 0x3B, 0x33, 0x3E, 0x37, 0x3F,
static short idct_simple_mmx_perm[64] = {
0x00, 0x08, 0x04, 0x09, 0x01, 0x0C, 0x05, 0x0D,
0x10, 0x18, 0x14, 0x19, 0x11, 0x1C, 0x15, 0x1D,
0x20, 0x28, 0x24, 0x29, 0x21, 0x2C, 0x25, 0x2D,
0x12, 0x1A, 0x16, 0x1B, 0x13, 0x1E, 0x17, 0x1F,
0x02, 0x0A, 0x06, 0x0B, 0x03, 0x0E, 0x07, 0x0F,
0x30, 0x38, 0x34, 0x39, 0x31, 0x3C, 0x35, 0x3D,
0x22, 0x2A, 0x26, 0x2B, 0x23, 0x2E, 0x27, 0x2F,
0x32, 0x3A, 0x36, 0x3B, 0x33, 0x3E, 0x37, 0x3F,
};

static const uint8_t idct_sse2_row_perm[8] = {0, 4, 1, 5, 2, 6, 3, 7};
static const uint8_t idct_sse2_row_perm[8] = { 0, 4, 1, 5, 2, 6, 3, 7 };

static void idct_mmx_init(void)
{
@@ -181,8 +182,8 @@ static void idct_mmx_init(void)
}

DECLARE_ALIGNED(16, static DCTELEM, block)[64];
DECLARE_ALIGNED(8, static DCTELEM, block1)[64];
DECLARE_ALIGNED(8, static DCTELEM, block_org)[64];
DECLARE_ALIGNED(8, static DCTELEM, block1)[64];
DECLARE_ALIGNED(8, static DCTELEM, block_org)[64];

static inline void mmx_emms(void)
{
@@ -193,144 +194,151 @@ static inline void mmx_emms(void)
}

static void dct_error(const char *name, int is_idct,
void (*fdct_func)(DCTELEM *block),
void (*fdct_ref)(DCTELEM *block), int form, int test)
void (*fdct_func)(DCTELEM *block),
void (*fdct_ref)(DCTELEM *block), int form,
int test)
{
int it, i, scale;
int err_inf, v;
int64_t err2, ti, ti1, it1;
int64_t sysErr[64], sysErrMax=0;
int maxout=0;
int blockSumErrMax=0, blockSumErr;
int64_t sysErr[64], sysErrMax = 0;
int maxout = 0;
int blockSumErrMax = 0, blockSumErr;
AVLFG prng;

av_lfg_init(&prng, 1);

err_inf = 0;
err2 = 0;
for(i=0; i<64; i++) sysErr[i]=0;
for(it=0;it<NB_ITS;it++) {
for(i=0;i<64;i++)
for (i = 0; i < 64; i++)
sysErr[i] = 0;
for (it = 0; it < NB_ITS; it++) {
for (i = 0; i < 64; i++)
block1[i] = 0;
switch(test){
switch (test) {
case 0:
for(i=0;i<64;i++)
block1[i] = (av_lfg_get(&prng) % 512) -256;
if (is_idct){
for (i = 0; i < 64; i++)
block1[i] = (av_lfg_get(&prng) % 512) - 256;
if (is_idct) {
ff_ref_fdct(block1);

for(i=0;i<64;i++)
block1[i]>>=3;
for (i = 0; i < 64; i++)
block1[i] >>= 3;
}
break;
case 1:{
int num = av_lfg_get(&prng) % 10 + 1;
for(i=0;i<num;i++)
block1[av_lfg_get(&prng) % 64] = av_lfg_get(&prng) % 512 -256;
}break;
break;
case 1: {
int num = av_lfg_get(&prng) % 10 + 1;
for (i = 0; i < num; i++)
block1[av_lfg_get(&prng) % 64] =
av_lfg_get(&prng) % 512 - 256;
}
break;
case 2:
block1[0] = av_lfg_get(&prng) % 4096 - 2048;
block1[63]= (block1[0]&1)^1;
break;
block1[63] = (block1[0] & 1) ^ 1;
break;
}

for(i=0; i<64; i++)
block_org[i]= block1[i];
for (i = 0; i < 64; i++)
block_org[i] = block1[i];

if (form == MMX_PERM) {
for(i=0;i<64;i++)
for (i = 0; i < 64; i++)
block[idct_mmx_perm[i]] = block1[i];
} else if (form == MMX_SIMPLE_PERM) {
for(i=0;i<64;i++)
} else if (form == MMX_SIMPLE_PERM) {
for (i = 0; i < 64; i++)
block[idct_simple_mmx_perm[i]] = block1[i];

} else if (form == SSE2_PERM) {
for(i=0; i<64; i++)
block[(i&0x38) | idct_sse2_row_perm[i&7]] = block1[i];
for (i = 0; i < 64; i++)
block[(i & 0x38) | idct_sse2_row_perm[i & 7]] = block1[i];
} else if (form == PARTTRANS_PERM) {
for(i=0; i<64; i++)
block[(i&0x24) | ((i&3)<<3) | ((i>>3)&3)] = block1[i];
for (i = 0; i < 64; i++)
block[(i & 0x24) | ((i & 3) << 3) | ((i >> 3) & 3)] = block1[i];
} else {
for(i=0; i<64; i++)
block[i]= block1[i];
for (i = 0; i < 64; i++)
block[i] = block1[i];
}

fdct_func(block);
mmx_emms();

if (form == SCALE_PERM) {
for(i=0; i<64; i++) {
scale = 8*(1 << (AANSCALE_BITS + 11)) / ff_aanscales[i];
block[i] = (block[i] * scale /*+ (1<<(AANSCALE_BITS-1))*/) >> AANSCALE_BITS;
for (i = 0; i < 64; i++) {
scale = 8 * (1 << (AANSCALE_BITS + 11)) / ff_aanscales[i];
block[i] = (block[i] * scale) >> AANSCALE_BITS;
}
}

fdct_ref(block1);

blockSumErr=0;
for(i=0;i<64;i++) {
blockSumErr = 0;
for (i = 0; i < 64; i++) {
v = abs(block[i] - block1[i]);
if (v > err_inf)
err_inf = v;
err2 += v * v;
sysErr[i] += block[i] - block1[i];
blockSumErr += v;
if( abs(block[i])>maxout) maxout=abs(block[i]);
if (abs(block[i]) > maxout)
maxout = abs(block[i]);
}
if(blockSumErrMax < blockSumErr) blockSumErrMax= blockSumErr;
if (blockSumErrMax < blockSumErr)
blockSumErrMax = blockSumErr;
}
for(i=0; i<64; i++) sysErrMax= FFMAX(sysErrMax, FFABS(sysErr[i]));
for (i = 0; i < 64; i++)
sysErrMax = FFMAX(sysErrMax, FFABS(sysErr[i]));

for(i=0; i<64; i++){
if(i%8==0) printf("\n");
printf("%7d ", (int)sysErr[i]);
for (i = 0; i < 64; i++) {
if (i % 8 == 0)
printf("\n");
printf("%7d ", (int) sysErr[i]);
}
printf("\n");

printf("%s %s: err_inf=%d err2=%0.8f syserr=%0.8f maxout=%d blockSumErr=%d\n",
is_idct ? "IDCT" : "DCT",
name, err_inf, (double)err2 / NB_ITS / 64.0, (double)sysErrMax / NB_ITS, maxout, blockSumErrMax);
is_idct ? "IDCT" : "DCT", name, err_inf,
(double) err2 / NB_ITS / 64.0, (double) sysErrMax / NB_ITS,
maxout, blockSumErrMax);

/* speed test */
for(i=0;i<64;i++)
for (i = 0; i < 64; i++)
block1[i] = 0;
switch(test){

switch (test) {
case 0:
for(i=0;i<64;i++)
block1[i] = av_lfg_get(&prng) % 512 -256;
if (is_idct){
for (i = 0; i < 64; i++)
block1[i] = av_lfg_get(&prng) % 512 - 256;
if (is_idct) {
ff_ref_fdct(block1);

for(i=0;i<64;i++)
block1[i]>>=3;
for (i = 0; i < 64; i++)
block1[i] >>= 3;
}
break;
case 1:{
break;
case 1:
case 2:
block1[0] = av_lfg_get(&prng) % 512 -256;
block1[1] = av_lfg_get(&prng) % 512 -256;
block1[2] = av_lfg_get(&prng) % 512 -256;
block1[3] = av_lfg_get(&prng) % 512 -256;
}break;
block1[0] = av_lfg_get(&prng) % 512 - 256;
block1[1] = av_lfg_get(&prng) % 512 - 256;
block1[2] = av_lfg_get(&prng) % 512 - 256;
block1[3] = av_lfg_get(&prng) % 512 - 256;
break;
}

if (form == MMX_PERM) {
for(i=0;i<64;i++)
for (i = 0; i < 64; i++)
block[idct_mmx_perm[i]] = block1[i];
} else if(form == MMX_SIMPLE_PERM) {
for(i=0;i<64;i++)
} else if (form == MMX_SIMPLE_PERM) {
for (i = 0; i < 64; i++)
block[idct_simple_mmx_perm[i]] = block1[i];
} else {
for(i=0; i<64; i++)
block[i]= block1[i];
for (i = 0; i < 64; i++)
block[i] = block1[i];
}

ti = gettime();
it1 = 0;
do {
for(it=0;it<NB_ITS_SPEED;it++) {
for(i=0; i<64; i++)
block[i]= block1[i];
for (it = 0; it < NB_ITS_SPEED; it++) {
for (i = 0; i < 64; i++)
block[i] = block1[i];
fdct_func(block);
}
it1 += NB_ITS_SPEED;
@@ -338,9 +346,8 @@ static void dct_error(const char *name, int is_idct,
} while (ti1 < 1000000);
mmx_emms();

printf("%s %s: %0.1f kdct/s\n",
is_idct ? "IDCT" : "DCT",
name, (double)it1 * 1000.0 / (double)ti1);
printf("%s %s: %0.1f kdct/s\n", is_idct ? "IDCT" : "DCT", name,
(double) it1 * 1000.0 / (double) ti1);
}

DECLARE_ALIGNED(8, static uint8_t, img_dest)[64];
@@ -358,19 +365,19 @@ static void idct248_ref(uint8_t *dest, int linesize, int16_t *block)
if (!init) {
init = 1;

for(i=0;i<8;i++) {
for (i = 0; i < 8; i++) {
sum = 0;
for(j=0;j<8;j++) {
s = (i==0) ? sqrt(1.0/8.0) : sqrt(1.0/4.0);
for (j = 0; j < 8; j++) {
s = (i == 0) ? sqrt(1.0 / 8.0) : sqrt(1.0 / 4.0);
c8[i][j] = s * cos(M_PI * i * (j + 0.5) / 8.0);
sum += c8[i][j] * c8[i][j];
}
}

for(i=0;i<4;i++) {
for (i = 0; i < 4; i++) {
sum = 0;
for(j=0;j<4;j++) {
s = (i==0) ? sqrt(1.0/4.0) : sqrt(1.0/2.0);
for (j = 0; j < 4; j++) {
s = (i == 0) ? sqrt(1.0 / 4.0) : sqrt(1.0 / 2.0);
c4[i][j] = s * cos(M_PI * i * (j + 0.5) / 4.0);
sum += c4[i][j] * c4[i][j];
}
@@ -379,58 +386,58 @@ static void idct248_ref(uint8_t *dest, int linesize, int16_t *block)

/* butterfly */
s = 0.5 * sqrt(2.0);
for(i=0;i<4;i++) {
for(j=0;j<8;j++) {
block1[8*(2*i)+j] = (block[8*(2*i)+j] + block[8*(2*i+1)+j]) * s;
block1[8*(2*i+1)+j] = (block[8*(2*i)+j] - block[8*(2*i+1)+j]) * s;
for (i = 0; i < 4; i++) {
for (j = 0; j < 8; j++) {
block1[8 * (2 * i) + j] =
(block[8 * (2 * i) + j] + block[8 * (2 * i + 1) + j]) * s;
block1[8 * (2 * i + 1) + j] =
(block[8 * (2 * i) + j] - block[8 * (2 * i + 1) + j]) * s;
}
}

/* idct8 on lines */
for(i=0;i<8;i++) {
for(j=0;j<8;j++) {
for (i = 0; i < 8; i++) {
for (j = 0; j < 8; j++) {
sum = 0;
for(k=0;k<8;k++)
sum += c8[k][j] * block1[8*i+k];
block2[8*i+j] = sum;
for (k = 0; k < 8; k++)
sum += c8[k][j] * block1[8 * i + k];
block2[8 * i + j] = sum;
}
}

/* idct4 */
for(i=0;i<8;i++) {
for(j=0;j<4;j++) {
for (i = 0; i < 8; i++) {
for (j = 0; j < 4; j++) {
/* top */
sum = 0;
for(k=0;k<4;k++)
sum += c4[k][j] * block2[8*(2*k)+i];
block3[8*(2*j)+i] = sum;
for (k = 0; k < 4; k++)
sum += c4[k][j] * block2[8 * (2 * k) + i];
block3[8 * (2 * j) + i] = sum;

/* bottom */
sum = 0;
for(k=0;k<4;k++)
sum += c4[k][j] * block2[8*(2*k+1)+i];
block3[8*(2*j+1)+i] = sum;
for (k = 0; k < 4; k++)
sum += c4[k][j] * block2[8 * (2 * k + 1) + i];
block3[8 * (2 * j + 1) + i] = sum;
}
}

/* clamp and store the result */
for(i=0;i<8;i++) {
for(j=0;j<8;j++) {
v = block3[8*i+j];
if (v < 0)
v = 0;
else if (v > 255)
v = 255;
dest[i * linesize + j] = (int)rint(v);
for (i = 0; i < 8; i++) {
for (j = 0; j < 8; j++) {
v = block3[8 * i + j];
if (v < 0) v = 0;
else if (v > 255) v = 255;
dest[i * linesize + j] = (int) rint(v);
}
}
}

static void idct248_error(const char *name,
void (*idct248_put)(uint8_t *dest, int line_size, int16_t *block))
void (*idct248_put)(uint8_t *dest, int line_size,
int16_t *block))
{
int it, i, it1, ti, ti1, err_max, v;

AVLFG prng;

av_lfg_init(&prng, 1);
@@ -438,39 +445,36 @@ static void idct248_error(const char *name,
/* just one test to see if code is correct (precision is less
important here) */
err_max = 0;
for(it=0;it<NB_ITS;it++) {

for (it = 0; it < NB_ITS; it++) {
/* XXX: use forward transform to generate values */
for(i=0;i<64;i++)
for (i = 0; i < 64; i++)
block1[i] = av_lfg_get(&prng) % 256 - 128;
block1[0] += 1024;

for(i=0; i<64; i++)
block[i]= block1[i];
for (i = 0; i < 64; i++)
block[i] = block1[i];
idct248_ref(img_dest1, 8, block);

for(i=0; i<64; i++)
block[i]= block1[i];
for (i = 0; i < 64; i++)
block[i] = block1[i];
idct248_put(img_dest, 8, block);

for(i=0;i<64;i++) {
v = abs((int)img_dest[i] - (int)img_dest1[i]);
for (i = 0; i < 64; i++) {
v = abs((int) img_dest[i] - (int) img_dest1[i]);
if (v == 255)
printf("%d %d\n", img_dest[i], img_dest1[i]);
if (v > err_max)
err_max = v;
}
}
printf("%s %s: err_inf=%d\n",
1 ? "IDCT248" : "DCT248",
name, err_max);
printf("%s %s: err_inf=%d\n", 1 ? "IDCT248" : "DCT248", name, err_max);

ti = gettime();
it1 = 0;
do {
for(it=0;it<NB_ITS_SPEED;it++) {
for(i=0; i<64; i++)
block[i]= block1[i];
for (it = 0; it < NB_ITS_SPEED; it++) {
for (i = 0; i < 64; i++)
block[i] = block1[i];
idct248_put(img_dest, 8, block);
}
it1 += NB_ITS_SPEED;
@@ -478,9 +482,8 @@ static void idct248_error(const char *name,
} while (ti1 < 1000000);
mmx_emms();

printf("%s %s: %0.1f kdct/s\n",
1 ? "IDCT248" : "DCT248",
name, (double)it1 * 1000.0 / (double)ti1);
printf("%s %s: %0.1f kdct/s\n", 1 ? "IDCT248" : "DCT248", name,
(double) it1 * 1000.0 / (double) ti1);
}

static void help(void)
@@ -496,48 +499,53 @@ static void help(void)
int main(int argc, char **argv)
{
int test_idct = 0, test_248_dct = 0;
int c,i;
int test=1;
int c, i;
int test = 1;

cpu_flags = av_get_cpu_flags();

ff_ref_dct_init();
idct_mmx_init();

for(i=0;i<256;i++) cropTbl[i + MAX_NEG_CROP] = i;
for(i=0;i<MAX_NEG_CROP;i++) {
for (i = 0; i < 256; i++)
cropTbl[i + MAX_NEG_CROP] = i;
for (i = 0; i < MAX_NEG_CROP; i++) {
cropTbl[i] = 0;
cropTbl[i + MAX_NEG_CROP + 256] = 255;
}

for(;;) {
for (;;) {
c = getopt(argc, argv, "ih4");
if (c == -1)
break;
switch(c) {
switch (c) {
case 'i':
test_idct = 1;
break;
case '4':
test_248_dct = 1;
break;
default :
default:
case 'h':
help();
return 0;
}
}

if(optind <argc) test= atoi(argv[optind]);
if (optind < argc)
test = atoi(argv[optind]);

printf("ffmpeg DCT/IDCT test\n");

if (test_248_dct) {
idct248_error("SIMPLE-C", ff_simple_idct248_put);
} else {
for (i=0;algos[i].name;i++)
if (algos[i].is_idct == test_idct && !(~cpu_flags & algos[i].mm_support)) {
dct_error (algos[i].name, algos[i].is_idct, algos[i].func, algos[i].ref, algos[i].format, test);
}
for (i = 0; algos[i].name; i++)
if (algos[i].is_idct == test_idct &&
!(~cpu_flags & algos[i].mm_support)) {
dct_error(algos[i].name, algos[i].is_idct, algos[i].func,
algos[i].ref, algos[i].format, test);
}
}
return 0;
}

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