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avconv: split checking for active outputs out of transcode().

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This commit is contained in:
Anton Khirnov 2012-06-01 10:44:11 +02:00
parent 8eb9bf0933
commit 2f51ec2b94
1 changed files with 33 additions and 18 deletions
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51
avconv.c
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@ -2855,6 +2855,35 @@ static int transcode_init(void)
return 0;
}
/**
* @return 1 if there are still streams where more output is wanted,
* 0 otherwise
*/
static int need_output(void)
{
int i;
for (i = 0; i < nb_output_streams; i++) {
OutputStream *ost = output_streams[i];
OutputFile *of = output_files[ost->file_index];
AVFormatContext *os = output_files[ost->file_index]->ctx;
if (ost->is_past_recording_time ||
(os->pb && avio_tell(os->pb) >= of->limit_filesize))
continue;
if (ost->frame_number > ost->max_frames) {
int j;
for (j = 0; j < of->ctx->nb_streams; j++)
output_streams[of->ost_index + j]->is_past_recording_time = 1;
continue;
}
return 1;
}
return 0;
}
/*
* The following code is the main loop of the file converter
*/
@ -2881,31 +2910,17 @@ static int transcode(void)
timer_start = av_gettime();
for (; received_sigterm == 0;) {
int file_index, ist_index, past_recording_time = 1;
int file_index, ist_index;
AVPacket pkt;
int64_t ipts_min;
ipts_min = INT64_MAX;
/* check if there's any stream where output is still needed */
for (i = 0; i < nb_output_streams; i++) {
OutputFile *of;
ost = output_streams[i];
of = output_files[ost->file_index];
os = output_files[ost->file_index]->ctx;
if (ost->is_past_recording_time ||
(os->pb && avio_tell(os->pb) >= of->limit_filesize))
continue;
if (ost->frame_number > ost->max_frames) {
int j;
for (j = 0; j < of->ctx->nb_streams; j++)
output_streams[of->ost_index + j]->is_past_recording_time = 1;
continue;
}
past_recording_time = 0;
}
if (past_recording_time)
if (!need_output()) {
av_log(NULL, AV_LOG_VERBOSE, "No more output streams to write to, finishing.\n");
break;
}
/* select the stream that we must read now by looking at the
smallest output pts */