openharmony/third_party_ffmpeg
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ffmpeg: : rescue poor abused recording_time global.

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Keep a per-OutputFile instance of it, thus making -t work with multiple
output files.
This commit is contained in:
Anton Khirnov 2011-08-30 15:23:51 +02:00 committed by Michael Niedermayer
parent 5c2a4d3bb1
commit 08890d355e
1 changed files with 13 additions and 10 deletions
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23
ffmpeg.c
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@ -290,6 +290,7 @@ typedef struct OutputStream {
int sws_flags;
AVDictionary *opts;
int is_past_recording_time;
} OutputStream;
typedef struct InputStream {
@ -306,7 +307,6 @@ typedef struct InputStream {
double ts_scale;
int is_start; /* is 1 at the start and after a discontinuity */
int showed_multi_packet_warning;
int is_past_recording_time;
AVDictionary *opts;
} InputStream;
@ -329,6 +329,7 @@ typedef struct OutputFile {
AVFormatContext *ctx;
AVDictionary *opts;
int ost_index; /* index of the first stream in output_streams */
int64_t recording_time; /* desired length of the resulting file in microseconds */
} OutputFile;
static InputStream *input_streams = NULL;
@ -1641,20 +1642,20 @@ static int output_packet(InputStream *ist, int ist_index,
encode packets and output them */
if (start_time == 0 || ist->pts >= start_time)
for(i=0;i<nb_ostreams;i++) {
OutputFile *of = &output_files[ost_table[i].file_index];
int frame_size;
ost = &ost_table[i];
/* finish if recording time exhausted */
if (recording_time != INT64_MAX &&
av_compare_ts(ist->pts, AV_TIME_BASE_Q, recording_time + start_time, (AVRational){1, 1000000})
>= 0) {
ist->is_past_recording_time = 1;
continue;
}
if (ost->source_index != ist_index)
continue;
if (of->recording_time != INT64_MAX &&
av_compare_ts(ist->pts, AV_TIME_BASE_Q, of->recording_time + start_time,
(AVRational){1, 1000000}) >= 0) {
ost->is_past_recording_time = 1;
continue;
}
#if CONFIG_AVFILTER
frame_available = ist->st->codec->codec_type != AVMEDIA_TYPE_VIDEO ||
!ost->output_video_filter || avfilter_poll_frame(ost->output_video_filter->inputs[0]);
@ -2374,7 +2375,7 @@ static int transcode(OutputFile *output_files,
ost = &output_streams[i];
os = output_files[ost->file_index].ctx;
ist = &input_streams[ost->source_index];
if(ist->is_past_recording_time || no_packet[ist->file_index])
if(ost->is_past_recording_time || no_packet[ist->file_index])
continue;
opts = ost->st->pts.val * av_q2d(ost->st->time_base);
ipts = ist->pts;
@ -3722,6 +3723,7 @@ static int opt_output_file(const char *opt, const char *filename)
output_files = grow_array(output_files, sizeof(*output_files), &nb_output_files, nb_output_files + 1);
output_files[nb_output_files - 1].ctx = oc;
output_files[nb_output_files - 1].ost_index = nb_output_streams - oc->nb_streams;
output_files[nb_output_files - 1].recording_time = recording_time;
av_dict_copy(&output_files[nb_output_files - 1].opts, format_opts, 0);
/* check filename in case of an image number is expected */
@ -3851,6 +3853,7 @@ static int opt_output_file(const char *opt, const char *filename)
audio_channels = 0;
audio_sample_fmt = AV_SAMPLE_FMT_NONE;
chapters_input_file = INT_MAX;
recording_time = INT64_MAX;
av_freep(&meta_data_maps);
nb_meta_data_maps = 0;