ffmpeg: replace custom channel_layout code with an SpecifierOpt based one

This is cleaner and allows fine tuning which stream the option is applied to.

Signed-off-by: James Almer <jamrial@gmail.com>

1 files changed, 2 insertions, 0 deletions

diff --git a/fftools/ffmpeg.h b/fftools/ffmpeg.h
index 6a19dc9c7c..1e14bf9fa9 100644
--- a/fftools/ffmpeg.h
+++ b/fftools/ffmpeg.h
@@ -96,6 +96,8 @@ typedef struct OptionsContext {
 
     SpecifierOpt *codec_names;
     int        nb_codec_names;
+    SpecifierOpt *audio_ch_layouts;
+    int        nb_audio_ch_layouts;
     SpecifierOpt *audio_channels;
     int        nb_audio_channels;
     SpecifierOpt *audio_sample_rate;