int time_base = global_flags.stream_coarse_timebase ? COARSE_TIMEBASE : TIMEBASE;
stream_mux.reset(new Mux(avctx, width, height, video_codec, video_extradata, stream_audio_encoder->get_codec_parameters().get(), time_base,
int time_base = global_flags.stream_coarse_timebase ? COARSE_TIMEBASE : TIMEBASE;
stream_mux.reset(new Mux(avctx, width, height, video_codec, video_extradata, stream_audio_encoder->get_codec_parameters().get(), time_base,