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tests/tiny_psnr: do not ignore errors from run_psnr

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failure to calculate psnr should not result in tiny_psnr returning success

Reviewed-by: Timothy Gu <timothygu99@gmail.com>
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
This commit is contained in:
Michael Niedermayer 2015-04-23 04:25:40 +02:00
parent 32da94fa7f
commit 06747f8484
1 changed files with 6 additions and 3 deletions
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9
tests/tiny_psnr.c
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@ -150,16 +150,16 @@ static int run_psnr(FILE *f[2], int len, int shift, int skip_bytes)
for (i = 0; i < 2; i++) {
uint8_t *p = buf[i];
if (fread(p, 1, 12, f[i]) != 12)
return 1;
return -1;
if (!memcmp(p, "RIFF", 4) &&
!memcmp(p + 8, "WAVE", 4)) {
if (fread(p, 1, 8, f[i]) != 8)
return 1;
return -1;
while (memcmp(p, "data", 4)) {
int s = p[4] | p[5] << 8 | p[6] << 16 | p[7] << 24;
fseek(f[i], s, SEEK_CUR);
if (fread(p, 1, 8, f[i]) != 8)
return 1;
return -1;
}
} else {
fseek(f[i], -12, SEEK_CUR);
@ -315,6 +315,9 @@ int main(int argc, char *argv[])
max_psnr_shift = shift;
}
}
if (max_psnr < 0)
return 2;
if (shift_last > shift_first)
printf("Best PSNR is %3d.%02d for shift %i\n", (int)(max_psnr / F), (int)(max_psnr % F), max_psnr_shift);
return 0;