virtualenv/FFmpeg
1
0
Fork 0
mirror of https://github.com/FFmpeg/FFmpeg.git synced 2024-12-23 12:43:46 +02:00
Code Issues Releases Activity

tests: K&R formatting cosmetics for test programs

Browse Source
This commit is contained in:
Gaurav Narula 2012-01-18 20:51:54 +01:00 committed by Diego Biurrun
parent aa2e4bb058
commit b481bbc32a
5 changed files with 257 additions and 244 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

3
tests/base64.c
View File

@ -31,7 +31,8 @@ int main(void)
int out_len = 0;
int in;
#define putb64() do { \
#define putb64() \
do { \
putchar(b64[(i_bits << 6 >> i_shift) & 0x3f]); \
out_len++; \
i_shift -= 6; \

5
tests/rotozoom.c
View File

@ -226,7 +226,10 @@ static void gen_image(int num, int w, int h)
for (i = 0; i < w; i++) {
x += c;
y -= s;
put_pixel(i, j, ipol(tab_r, x, y), ipol(tab_g, x, y), ipol(tab_b, x, y));
put_pixel(i, j,
ipol(tab_r, x, y),
ipol(tab_g, x, y),
ipol(tab_b, x, y));
}
}
}

25
tests/tiny_psnr.c
View File

@ -53,7 +53,8 @@ uint64_t exp16_table[21]={
};
// 16.16 fixpoint log()
static int64_t log16(uint64_t a){
static int64_t log16(uint64_t a)
{
int i;
int out = 0;
@ -63,7 +64,8 @@ static int64_t log16(uint64_t a){
for (i = 20; i >= 0; i--) {
int64_t b = exp16_table[i];
if(a<(b<<16)) continue;
if (a < (b << 16))
continue;
out |= 1 << i;
a = ((a / b) << 16) + (((a % b) << 16) + b / 2) / b;
}
@ -73,8 +75,8 @@ static int64_t log16(uint64_t a){
static uint64_t int_sqrt(uint64_t a)
{
uint64_t ret = 0;
int s;
uint64_t ret_sq = 0;
int s;
for (s = 31; s >= 0; s--) {
uint64_t b = ret_sq + (1ULL << (s * 2)) + (ret << s) * 2;
@ -86,7 +88,8 @@ static uint64_t int_sqrt(uint64_t a)
return ret;
}
int main(int argc,char* argv[]){
int main(int argc, char *argv[])
{
int i, j;
uint64_t sse = 0;
uint64_t dev;
@ -152,7 +155,8 @@ int main(int argc,char* argv[]){
}
sse += (a - b) * (a - b);
dist = abs(a - b);
if (dist > maxdist) maxdist = dist;
if (dist > maxdist)
maxdist = dist;
}
size0 += s0;
size1 += s1;
@ -161,19 +165,18 @@ int main(int argc,char* argv[]){
}
i = FFMIN(size0, size1) / len;
if(!i) i=1;
if (!i)
i = 1;
dev = int_sqrt(((sse / i) * F * F) + (((sse % i) * F * F) + i / 2) / i);
if (sse)
psnr= ((2*log16(max<<16) + log16(i) - log16(sse))*284619LL*F + (1LL<<31)) / (1LL<<32);
psnr = ((2 * log16(max << 16) + log16(i) - log16(sse)) *
284619LL * F + (1LL << 31)) / (1LL << 32);
else
psnr = 1000 * F - 1; // floating point free infinity :)
printf("stddev:%5d.%02d PSNR:%3d.%02d MAXDIFF:%5d bytes:%9d/%9d\n",
(int)(dev / F), (int)(dev % F),
(int)(psnr / F), (int)(psnr % F),
maxdist,
size0, size1);
maxdist, size0, size1);
return 0;
}

14
tests/videogen.c
View File

@ -77,10 +77,16 @@ static void rgb24_to_yuv420p(uint8_t *lum, uint8_t *cb, uint8_t *cr,
lum[1] = (FIX(0.29900) * r + FIX(0.58700) * g +
FIX(0.11400) * b + ONE_HALF) >> SCALEBITS;
cb[0] = ((- FIX(0.16874) * r1 - FIX(0.33126) * g1 +
FIX(0.50000) * b1 + 4 * ONE_HALF - 1) >> (SCALEBITS + 2)) + 128;
cr[0] = ((FIX(0.50000) * r1 - FIX(0.41869) * g1 -
FIX(0.08131) * b1 + 4 * ONE_HALF - 1) >> (SCALEBITS + 2)) + 128;
cb[0] = 128 + ((- FIX(0.16874) * r1 -
FIX(0.33126) * g1 +
FIX(0.50000) * b1 +
4 * ONE_HALF - 1)
>> (SCALEBITS + 2));
cr[0] = 128 + ((FIX(0.50000) * r1 -
FIX(0.41869) * g1 -
FIX(0.08131) * b1 +
4 * ONE_HALF - 1)
>> (SCALEBITS + 2));
cb++;
cr++;