diff --git a/ffmpeg.c b/ffmpeg.c index 9e270e8e9d..072bbb59db 100644 --- a/ffmpeg.c +++ b/ffmpeg.c @@ -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;ipts, 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;