[FFmpeg-devel] [PATCH 7/7] ffmpeg: make the ac option set the demuxer's ch_layout AVOption

[James Almer]

channels is deprecated on all supported raw demuxers.

Signed-off-by: James Almer <jamrial at gmail.com>
---
 fftools/ffmpeg_opt.c | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/fftools/ffmpeg_opt.c b/fftools/ffmpeg_opt.c
index 720a3cc46a..213a34eadc 100644
--- a/fftools/ffmpeg_opt.c
+++ b/fftools/ffmpeg_opt.c
@@ -1122,7 +1122,9 @@ static int open_input_file(OptionsContext *o, const char *filename)
         if (file_iformat && (priv_class = file_iformat->priv_class) &&
             av_opt_find(&priv_class, "channels", NULL, 0,
                         AV_OPT_SEARCH_FAKE_OBJ)) {
-            av_dict_set_int(&o->g->format_opts, "channels", o->audio_channels[o->nb_audio_channels - 1].u.i, 0);
+            char buf[32] = "";
+            av_strlcatf(buf, sizeof(buf), "%dC", o->audio_channels[o->nb_audio_channels - 1].u.i);
+            av_dict_set(&o->g->format_opts, "ch_layout", buf, 0);
         }
     }
     if (o->nb_audio_ch_layouts) {
-- 
2.35.1