audio: add AOCONTROL_UPDATE_MEDIA_ROLE

This is used to notify an AO about the type of media that is being
played.
Either a movie or music.

1 files changed, 26 insertions, 0 deletions

diff --git a/player/audio.c b/player/audio.c
index 06ea1262a6..9e1bb708d5 100644
--- a/player/audio.c
+++ b/player/audio.c
@@ -183,6 +183,30 @@ void update_playback_speed(struct MPContext *mpctx)
     update_speed_filters(mpctx);
 }
 
+static bool has_video_track(struct MPContext *mpctx)
+{
+    if (mpctx->vo_chain && mpctx->vo_chain->is_coverart)
+        return false;
+
+    for (int n = 0; n < mpctx->num_tracks; n++) {
+        struct track *track = mpctx->tracks[n];
+        if (track->type == STREAM_VIDEO && !track->attached_picture && !track->image)
+            return true;
+    }
+
+    return false;
+}
+
+void audio_update_media_role(struct MPContext *mpctx)
+{
+    if (!mpctx->ao)
+        return;
+
+    enum aocontrol_media_role role = has_video_track(mpctx) ?
+        AOCONTROL_MEDIA_ROLE_MOVIE : AOCONTROL_MEDIA_ROLE_MUSIC;
+    ao_control(mpctx->ao, AOCONTROL_UPDATE_MEDIA_ROLE, &role);
+}
+
 static void ao_chain_reset_state(struct ao_chain *ao_c)
 {
     ao_c->last_out_pts = MP_NOPTS_VALUE;
@@ -471,6 +495,8 @@ static int reinit_audio_filters_and_output(struct MPContext *mpctx)
 
     audio_update_volume(mpctx);
 
+    audio_update_media_role(mpctx);
+
     // Almost nonsensical hack to deal with certain format change scenarios.
     if (mpctx->audio_status == STATUS_PLAYING)
         ao_start(mpctx->ao);