diff options
Diffstat (limited to 'ffmpeg_opt.c')
| -rw-r--r-- | ffmpeg_opt.c | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/ffmpeg_opt.c b/ffmpeg_opt.c index 9a53bd68fd..09bbc9cf27 100644 --- a/ffmpeg_opt.c +++ b/ffmpeg_opt.c @@ -616,6 +616,8 @@ static void add_input_streams(OptionsContext *o, AVFormatContext *ic) break; case AVMEDIA_TYPE_AUDIO: + ist->guess_layout_max = INT_MAX; + MATCH_PER_STREAM_OPT(guess_layout_max, i, ist->guess_layout_max, ic, st); guess_input_channel_layout(ist); ist->resample_sample_fmt = dec->sample_fmt; @@ -2581,6 +2583,8 @@ const OptionDef options[] = { "set channel layout", "layout" }, { "af", OPT_AUDIO | HAS_ARG | OPT_PERFILE, { .func_arg = opt_audio_filters }, "set audio filters", "filter_graph" }, + { "guess_layout_max", OPT_AUDIO | HAS_ARG | OPT_INT | OPT_SPEC | OPT_EXPERT, { .off = OFFSET(guess_layout_max) }, + "set the maximum number of channels to try to guess the channel layout" }, /* subtitle options */ { "sn", OPT_SUBTITLE | OPT_BOOL | OPT_OFFSET, { .off = OFFSET(subtitle_disable) }, |