diff options
| -rw-r--r-- | doc/user.xml | 12 | ||||
| -rw-r--r-- | src/output_all.c | 23 | ||||
| -rw-r--r-- | src/output_all.h | 7 | ||||
| -rw-r--r-- | src/output_control.c | 15 | ||||
| -rw-r--r-- | src/output_control.h | 9 | ||||
| -rw-r--r-- | src/output_init.c | 1 | ||||
| -rw-r--r-- | src/output_internal.h | 6 | ||||
| -rw-r--r-- | src/player_thread.c | 2 |
8 files changed, 73 insertions, 2 deletions
diff --git a/doc/user.xml b/doc/user.xml index 30fcae69..e1e62eb9 100644 --- a/doc/user.xml +++ b/doc/user.xml @@ -339,6 +339,18 @@ cd mpd-version</programlisting> </row> <row> <entry> + <varname>always_on</varname> + <parameter>yes|no</parameter> + </entry> + <entry> + If set to "yes", then MPD attempts to keep this audio + output always open. This may be useful for streaming + servers, when you don't want to disconnect all + listeners even when playback is accidently stopped. + </entry> + </row> + <row> + <entry> <varname>mixer_type</varname> <parameter>hardware|software|none</parameter> </entry> diff --git a/src/output_all.c b/src/output_all.c index 4b770114..dbd5a6ce 100644 --- a/src/output_all.c +++ b/src/output_all.c @@ -559,6 +559,29 @@ audio_output_all_close(void) } void +audio_output_all_release(void) +{ + unsigned int i; + + for (i = 0; i < num_audio_outputs; ++i) + audio_output_release(&audio_outputs[i]); + + if (g_mp != NULL) { + assert(g_music_buffer != NULL); + + music_pipe_clear(g_mp, g_music_buffer); + music_pipe_free(g_mp); + g_mp = NULL; + } + + g_music_buffer = NULL; + + audio_format_clear(&input_audio_format); + + audio_output_all_elapsed_time = -1.0; +} + +void audio_output_all_song_border(void) { /* clear the elapsed_time pointer at the beginning of a new diff --git a/src/output_all.h b/src/output_all.h index 8c3f1e80..a579bf5f 100644 --- a/src/output_all.h +++ b/src/output_all.h @@ -92,6 +92,13 @@ void audio_output_all_close(void); /** + * Closes all audio outputs. Outputs with the "always_on" flag are + * put into pause mode. + */ +void +audio_output_all_release(void); + +/** * Enqueue a #music_chunk object for playing, i.e. pushes it to a * #music_pipe. * diff --git a/src/output_control.c b/src/output_control.c index b5d983ae..17edc3d7 100644 --- a/src/output_control.c +++ b/src/output_control.c @@ -118,9 +118,13 @@ audio_output_open(struct audio_output *ao, if (ao->open && audio_format_equals(audio_format, &ao->in_audio_format)) { - assert(ao->pipe == mp); + assert(ao->pipe == mp || + (ao->always_on && ao->pause)); if (ao->pause) { + ao->chunk = NULL; + ao->pipe = mp; + /* unpause with the CANCEL command; this is a hack, but suits well for forcing the thread to leave the ao_pause() thread, and we need @@ -266,6 +270,15 @@ void audio_output_close(struct audio_output *ao) g_mutex_unlock(ao->mutex); } +void +audio_output_release(struct audio_output *ao) +{ + if (ao->always_on) + audio_output_pause(ao); + else + audio_output_close(ao); +} + void audio_output_finish(struct audio_output *ao) { audio_output_close(ao); diff --git a/src/output_control.h b/src/output_control.h index 9c2171a4..7f4f4a53 100644 --- a/src/output_control.h +++ b/src/output_control.h @@ -71,7 +71,16 @@ void audio_output_drain_async(struct audio_output *ao); void audio_output_cancel(struct audio_output *ao); + void audio_output_close(struct audio_output *ao); + +/** + * Closes the audio output, but if the "always_on" flag is set, put it + * into pause mode instead. + */ +void +audio_output_release(struct audio_output *ao); + void audio_output_finish(struct audio_output *ao); #endif diff --git a/src/output_init.c b/src/output_init.c index f3d22ace..6ee340ed 100644 --- a/src/output_init.c +++ b/src/output_init.c @@ -184,6 +184,7 @@ audio_output_init(struct audio_output *ao, const struct config_param *param, } ao->plugin = plugin; + ao->always_on = config_get_block_bool(param, "always_on", false); ao->enabled = config_get_block_bool(param, "enabled", true); ao->really_enabled = false; ao->open = false; diff --git a/src/output_internal.h b/src/output_internal.h index 2a438c62..06df9531 100644 --- a/src/output_internal.h +++ b/src/output_internal.h @@ -76,6 +76,12 @@ struct audio_output { struct mixer *mixer; /** + * Shall this output always play something (i.e. silence), + * even when playback is stopped? + */ + bool always_on; + + /** * Has the user enabled this device? */ bool enabled; diff --git a/src/player_thread.c b/src/player_thread.c index 3e234c4f..2496f0cd 100644 --- a/src/player_thread.c +++ b/src/player_thread.c @@ -978,7 +978,7 @@ static gpointer player_task(G_GNUC_UNUSED gpointer arg) case PLAYER_COMMAND_CLOSE_AUDIO: player_unlock(); - audio_output_all_close(); + audio_output_all_release(); player_lock(); player_command_finished_locked(); |