player: write final audo chunk only if there is audio left

Don't call ao_play() if there's nothing left. Of course this still asks
the AO to play internally buffered audio by setting drain=true.

1 files changed, 6 insertions, 4 deletions

diff --git a/mpvcore/player/loadfile.c b/mpvcore/player/loadfile.c
index 0c40f34900..f787b5e495 100644
--- a/mpvcore/player/loadfile.c
+++ b/mpvcore/player/loadfile.c
@@ -169,10 +169,12 @@ void uninit_player(struct MPContext *mpctx, unsigned int mask)
                 mp_audio_buffer_peek(ao->buffer, &data);
                 int samples = ao->buffer_playable_samples;
                 assert(samples <= data.samples);
-                int played = ao_play(ao, data.planes, samples,
-                                     AOPLAY_FINAL_CHUNK);
-                if (played < samples)
-                    MP_WARN(ao, "Audio output truncated at end.\n");
+                if (samples > 0) {
+                    int played = ao_play(ao, data.planes, samples,
+                                         AOPLAY_FINAL_CHUNK);
+                    if (played < samples)
+                        MP_WARN(ao, "Audio output truncated at end.\n");
+                }
             }
             ao_uninit(ao, drain);
         }