player: add --audio-wait-open options

Complements the option added in the previous commit.

2 files changed, 10 insertions, 0 deletions

diff --git a/player/audio.c b/player/audio.c
index 1f0fe9d0a0..5b52eceb11 100644
--- a/player/audio.c
+++ b/player/audio.c
@@ -441,6 +441,9 @@ static void reinit_audio_filters_and_output(struct MPContext *mpctx)
                 mp_audio_config_to_str(&fmt));
         MP_VERBOSE(mpctx, "AO: Description: %s\n", ao_get_description(mpctx->ao));
         update_window_title(mpctx, true);
+
+        ao_c->ao_resume_time =
+            opts->audio_wait_open > 0 ? mp_time_sec() + opts->audio_wait_open : 0;
     }
 
     if (recreate_audio_filters(mpctx) < 0)
@@ -862,6 +865,12 @@ void fill_audio_out_buffers(struct MPContext *mpctx)
         return; // try again next iteration
     }
 
+    if (ao_c->ao_resume_time > mp_time_sec()) {
+        double remaining = ao_c->ao_resume_time - mp_time_sec();
+        mpctx->sleeptime = MPMIN(mpctx->sleeptime, remaining);
+        return;
+    }
+
     if (mpctx->vo_chain && ao_c->pts_reset) {
         MP_VERBOSE(mpctx, "Reset playback due to audio timestamp reset.\n");
         reset_playback_state(mpctx);
diff --git a/player/core.h b/player/core.h
index 70570fccb3..8f90a1903f 100644
--- a/player/core.h
+++ b/player/core.h
@@ -185,6 +185,7 @@ struct ao_chain {
     struct af_stream *af;
     struct ao *ao;
     struct mp_audio_buffer *ao_buffer;
+    double ao_resume_time;
 
     // 1-element input frame queue.
     struct mp_audio *input_frame;