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ffmpeg: add max_error_rate to allow tuning the point decoding errors are considered a failure of the whole transcoding.

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Suggested-by: Daemon404
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
This commit is contained in:
Michael Niedermayer 2013-10-01 18:17:16 +02:00
parent 728bb910ec
commit b6b9c150f0
3 changed files with 5 additions and 1 deletions
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2
ffmpeg.c
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@ -3420,7 +3420,7 @@ int main(int argc, char **argv)
}
av_log(NULL, AV_LOG_DEBUG, "%"PRIu64" frames successfully decoded, %"PRIu64" decoding errors\n",
decode_error_stat[0], decode_error_stat[1]);
if (2*decode_error_stat[0] < decode_error_stat[1])
if ((decode_error_stat[0] + decode_error_stat[1]) * max_error_rate < decode_error_stat[1])
exit_program(69);
exit_program(received_nb_signals ? 255 : 0);

1
ffmpeg.h
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@ -420,6 +420,7 @@ extern int qp_hist;
extern int stdin_interaction;
extern int frame_bits_per_raw_sample;
extern AVIOContext *progress_avio;
extern float max_error_rate;
extern const AVIOInterruptCB int_cb;

3
ffmpeg_opt.c
View File

@ -84,6 +84,7 @@ int print_stats = -1;
int qp_hist = 0;
int stdin_interaction = 1;
int frame_bits_per_raw_sample = 0;
float max_error_rate = 2.0/3;
static int intra_only = 0;
@ -2717,6 +2718,8 @@ const OptionDef options[] = {
"extract an attachment into a file", "filename" },
{ "debug_ts", OPT_BOOL | OPT_EXPERT, { &debug_ts },
"print timestamp debugging info" },
{ "max_error_rate", HAS_ARG | OPT_FLOAT, { &max_error_rate },
"maximum error rate", "ratio of errors (0.0: no errors, 1.0: 100% errors) above which ffmpeg returns an error instead of success." },
/* video options */
{ "vframes", OPT_VIDEO | HAS_ARG | OPT_PERFILE | OPT_OUTPUT, { .func_arg = opt_video_frames },