2009-03-13 18:43:16 +01:00
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/*
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2013-01-04 09:46:41 +01:00
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* Copyright (C) 2003-2013 The Music Player Daemon Project
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2009-03-13 18:43:16 +01:00
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* http://www.musicpd.org
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2008-09-24 07:20:26 +02:00
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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2009-03-13 18:43:16 +01:00
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*
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* You should have received a copy of the GNU General Public License along
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* with this program; if not, write to the Free Software Foundation, Inc.,
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* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
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2008-09-24 07:20:26 +02:00
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*/
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2009-11-12 09:12:38 +01:00
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#include "config.h"
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2013-01-04 09:46:41 +01:00
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#include "OutputThread.hxx"
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2013-04-17 01:12:05 +02:00
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#include "OutputInternal.hxx"
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2013-07-30 08:34:10 +02:00
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#include "OutputAPI.hxx"
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2013-04-09 01:24:52 +02:00
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#include "pcm/PcmMix.hxx"
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2013-01-10 10:44:04 +01:00
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#include "notify.hxx"
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2013-02-01 18:40:36 +01:00
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#include "FilterInternal.hxx"
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2013-01-30 23:28:13 +01:00
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#include "filter/ConvertFilterPlugin.hxx"
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2013-01-07 10:12:51 +01:00
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#include "filter/ReplayGainFilterPlugin.hxx"
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2013-01-04 22:31:53 +01:00
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#include "PlayerControl.hxx"
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2013-01-04 10:16:16 +01:00
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#include "MusicPipe.hxx"
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#include "MusicChunk.hxx"
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2013-08-07 10:31:31 +02:00
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#include "system/FatalError.hxx"
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2012-06-12 19:21:53 +02:00
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#include "gcc.h"
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2008-09-24 07:20:26 +02:00
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2008-11-25 17:47:46 +01:00
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#include <glib.h>
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2009-02-25 19:53:38 +01:00
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2008-10-08 10:49:29 +02:00
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#include <assert.h>
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2008-11-25 17:47:46 +01:00
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#include <stdlib.h>
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2013-07-30 20:11:57 +02:00
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#include <string.h>
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2008-11-25 17:47:46 +01:00
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#include <errno.h>
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2008-10-08 10:49:29 +02:00
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2009-02-25 19:53:38 +01:00
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#undef G_LOG_DOMAIN
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#define G_LOG_DOMAIN "output"
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2008-09-24 07:20:26 +02:00
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static void ao_command_finished(struct audio_output *ao)
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{
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assert(ao->command != AO_COMMAND_NONE);
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ao->command = AO_COMMAND_NONE;
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2009-10-29 17:06:40 +01:00
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2013-04-17 01:19:25 +02:00
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ao->mutex.unlock();
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2013-01-10 10:44:04 +01:00
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audio_output_client_notify.Signal();
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2013-04-17 01:19:25 +02:00
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ao->mutex.lock();
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2008-09-24 07:20:26 +02:00
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}
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2009-10-23 10:55:52 +02:00
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static bool
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ao_enable(struct audio_output *ao)
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{
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GError *error = NULL;
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2009-10-29 17:06:40 +01:00
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bool success;
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2009-10-23 10:55:52 +02:00
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if (ao->really_enabled)
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return true;
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2013-04-17 01:19:25 +02:00
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ao->mutex.unlock();
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2011-09-16 23:31:48 +02:00
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success = ao_plugin_enable(ao, &error);
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2013-04-17 01:19:25 +02:00
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ao->mutex.lock();
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2009-10-29 17:06:40 +01:00
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if (!success) {
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2009-10-23 10:55:52 +02:00
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g_warning("Failed to enable \"%s\" [%s]: %s\n",
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ao->name, ao->plugin->name, error->message);
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g_error_free(error);
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return false;
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}
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ao->really_enabled = true;
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return true;
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}
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static void
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2009-10-29 15:59:40 +01:00
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ao_close(struct audio_output *ao, bool drain);
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2009-10-23 10:55:52 +02:00
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static void
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ao_disable(struct audio_output *ao)
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{
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if (ao->open)
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2009-10-29 15:59:40 +01:00
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ao_close(ao, false);
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2009-10-23 10:55:52 +02:00
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if (ao->really_enabled) {
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ao->really_enabled = false;
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2009-10-29 17:06:40 +01:00
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2013-04-17 01:19:25 +02:00
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ao->mutex.unlock();
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2011-09-16 23:31:48 +02:00
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ao_plugin_disable(ao);
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2013-04-17 01:19:25 +02:00
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ao->mutex.lock();
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2009-10-23 10:55:52 +02:00
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}
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}
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2013-08-03 21:00:50 +02:00
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static AudioFormat
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ao_filter_open(struct audio_output *ao, AudioFormat &format,
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2010-05-02 17:38:02 +02:00
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GError **error_r)
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{
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2013-08-03 21:00:50 +02:00
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assert(format.IsValid());
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2011-03-16 23:37:41 +01:00
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2010-05-02 15:57:59 +02:00
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/* the replay_gain filter cannot fail here */
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if (ao->replay_gain_filter != NULL)
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2013-02-01 18:40:36 +01:00
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ao->replay_gain_filter->Open(format, error_r);
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2010-05-02 15:57:59 +02:00
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if (ao->other_replay_gain_filter != NULL)
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2013-02-01 18:40:36 +01:00
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ao->other_replay_gain_filter->Open(format, error_r);
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2010-05-02 15:57:59 +02:00
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2013-08-03 21:00:50 +02:00
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const AudioFormat af = ao->filter->Open(format, error_r);
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if (!af.IsDefined()) {
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2010-05-02 15:57:59 +02:00
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if (ao->replay_gain_filter != NULL)
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2013-02-01 18:40:36 +01:00
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ao->replay_gain_filter->Close();
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2010-05-02 15:57:59 +02:00
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if (ao->other_replay_gain_filter != NULL)
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2013-02-01 18:40:36 +01:00
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ao->other_replay_gain_filter->Close();
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2010-05-02 15:57:59 +02:00
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}
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return af;
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2010-05-02 17:38:02 +02:00
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}
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static void
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ao_filter_close(struct audio_output *ao)
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{
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2010-05-02 15:57:59 +02:00
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if (ao->replay_gain_filter != NULL)
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2013-02-01 18:40:36 +01:00
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ao->replay_gain_filter->Close();
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2010-05-02 15:57:59 +02:00
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if (ao->other_replay_gain_filter != NULL)
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2013-02-01 18:40:36 +01:00
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ao->other_replay_gain_filter->Close();
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2010-05-02 15:57:59 +02:00
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2013-02-01 18:40:36 +01:00
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ao->filter->Close();
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2010-05-02 17:38:02 +02:00
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}
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2009-07-06 08:04:18 +02:00
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static void
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ao_open(struct audio_output *ao)
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{
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bool success;
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GError *error = NULL;
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2009-11-10 17:57:14 +01:00
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struct audio_format_string af_string;
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2009-07-06 08:04:18 +02:00
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assert(!ao->open);
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assert(ao->pipe != NULL);
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assert(ao->chunk == NULL);
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2013-08-03 21:00:50 +02:00
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assert(ao->in_audio_format.IsValid());
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2009-07-06 08:04:18 +02:00
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2010-11-07 15:30:18 +01:00
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if (ao->fail_timer != NULL) {
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/* this can only happen when this
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output thread fails while
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audio_output_open() is run in the
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player thread */
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g_timer_destroy(ao->fail_timer);
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ao->fail_timer = NULL;
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}
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2009-10-23 10:55:52 +02:00
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/* enable the device (just in case the last enable has failed) */
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if (!ao_enable(ao))
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/* still no luck */
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return;
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2009-07-06 10:01:47 +02:00
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/* open the filter */
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2013-08-03 21:00:50 +02:00
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const AudioFormat filter_audio_format =
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2013-02-01 18:40:36 +01:00
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ao_filter_open(ao, ao->in_audio_format, &error);
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2013-08-03 21:00:50 +02:00
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if (!filter_audio_format.IsDefined()) {
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2009-07-06 10:01:47 +02:00
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g_warning("Failed to open filter for \"%s\" [%s]: %s",
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ao->name, ao->plugin->name, error->message);
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g_error_free(error);
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ao->fail_timer = g_timer_new();
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return;
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}
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2013-08-03 21:00:50 +02:00
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assert(filter_audio_format.IsValid());
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2011-03-16 23:37:41 +01:00
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2013-08-03 21:00:50 +02:00
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ao->out_audio_format = filter_audio_format;
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ao->out_audio_format.ApplyMask(ao->config_audio_format);
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2009-07-06 10:01:47 +02:00
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2013-04-17 01:19:25 +02:00
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ao->mutex.unlock();
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2013-08-03 21:00:50 +02:00
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success = ao_plugin_open(ao, ao->out_audio_format, &error);
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2013-04-17 01:19:25 +02:00
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ao->mutex.lock();
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2009-07-06 08:04:18 +02:00
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assert(!ao->open);
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if (!success) {
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g_warning("Failed to open \"%s\" [%s]: %s",
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ao->name, ao->plugin->name, error->message);
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g_error_free(error);
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2010-05-02 17:38:02 +02:00
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ao_filter_close(ao);
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2009-07-06 08:04:18 +02:00
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ao->fail_timer = g_timer_new();
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return;
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}
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2013-02-01 18:40:36 +01:00
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convert_filter_set(ao->convert_filter, ao->out_audio_format);
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2009-07-06 08:04:18 +02:00
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ao->open = true;
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g_debug("opened plugin=%s name=\"%s\" "
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2009-11-10 17:57:14 +01:00
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"audio_format=%s",
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2009-07-06 08:04:18 +02:00
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ao->plugin->name, ao->name,
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2013-08-03 21:00:50 +02:00
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audio_format_to_string(ao->out_audio_format, &af_string));
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2009-07-06 08:04:18 +02:00
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2013-08-03 21:00:50 +02:00
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if (ao->in_audio_format != ao->out_audio_format)
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2009-11-10 17:57:14 +01:00
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g_debug("converting from %s",
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2013-08-03 21:00:50 +02:00
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audio_format_to_string(ao->in_audio_format,
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2009-11-10 17:57:14 +01:00
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&af_string));
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2009-07-06 08:04:18 +02:00
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}
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2009-02-10 22:09:07 +01:00
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static void
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2009-10-29 15:59:40 +01:00
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ao_close(struct audio_output *ao, bool drain)
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2009-02-10 22:09:07 +01:00
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{
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assert(ao->open);
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2009-03-09 19:25:26 +01:00
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ao->pipe = NULL;
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ao->chunk = NULL;
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2009-03-25 17:07:15 +01:00
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ao->open = false;
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2009-10-29 17:06:40 +01:00
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2013-04-17 01:19:25 +02:00
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ao->mutex.unlock();
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2009-03-09 19:25:26 +01:00
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2009-10-29 15:59:40 +01:00
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if (drain)
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2011-09-16 23:31:48 +02:00
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ao_plugin_drain(ao);
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2009-10-29 15:59:40 +01:00
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else
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2011-09-16 23:31:48 +02:00
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ao_plugin_cancel(ao);
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2009-10-29 15:59:40 +01:00
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2011-09-16 23:31:48 +02:00
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ao_plugin_close(ao);
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2010-05-02 17:38:02 +02:00
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ao_filter_close(ao);
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2009-03-08 04:13:55 +01:00
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2013-04-17 01:19:25 +02:00
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ao->mutex.lock();
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2009-10-29 17:06:40 +01:00
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2009-03-08 04:13:55 +01:00
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g_debug("closed plugin=%s name=\"%s\"", ao->plugin->name, ao->name);
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2009-02-10 22:09:07 +01:00
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}
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2009-07-06 10:01:47 +02:00
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static void
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ao_reopen_filter(struct audio_output *ao)
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{
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GError *error = NULL;
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2010-05-02 17:38:02 +02:00
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ao_filter_close(ao);
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2013-08-03 21:00:50 +02:00
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const AudioFormat filter_audio_format =
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ao_filter_open(ao, ao->in_audio_format, &error);
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if (!filter_audio_format.IsDefined()) {
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2009-07-06 10:01:47 +02:00
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g_warning("Failed to open filter for \"%s\" [%s]: %s",
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ao->name, ao->plugin->name, error->message);
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g_error_free(error);
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/* this is a little code duplication fro ao_close(),
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but we cannot call this function because we must
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not call filter_close(ao->filter) again */
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ao->pipe = NULL;
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ao->chunk = NULL;
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ao->open = false;
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2009-10-29 17:06:40 +01:00
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ao->fail_timer = g_timer_new();
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2009-07-06 10:01:47 +02:00
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2013-04-17 01:19:25 +02:00
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ao->mutex.unlock();
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2011-09-16 23:31:48 +02:00
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ao_plugin_close(ao);
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2013-04-17 01:19:25 +02:00
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ao->mutex.lock();
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2009-07-06 10:01:47 +02:00
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return;
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}
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2013-02-01 18:40:36 +01:00
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convert_filter_set(ao->convert_filter, ao->out_audio_format);
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2009-07-06 10:01:47 +02:00
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}
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2009-07-06 10:01:02 +02:00
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static void
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ao_reopen(struct audio_output *ao)
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{
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2013-08-03 21:00:50 +02:00
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if (!ao->config_audio_format.IsFullyDefined()) {
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2009-07-06 10:01:02 +02:00
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if (ao->open) {
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const struct music_pipe *mp = ao->pipe;
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2009-10-29 15:59:40 +01:00
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ao_close(ao, true);
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2009-07-06 10:01:02 +02:00
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ao->pipe = mp;
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}
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/* no audio format is configured: copy in->out, let
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the output's open() method determine the effective
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out_audio_format */
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ao->out_audio_format = ao->in_audio_format;
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2013-08-03 21:00:50 +02:00
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ao->out_audio_format.ApplyMask(ao->config_audio_format);
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2009-07-06 10:01:02 +02:00
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}
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2009-07-06 10:01:47 +02:00
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if (ao->open)
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/* the audio format has changed, and all filters have
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to be reconfigured */
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ao_reopen_filter(ao);
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else
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2009-07-06 10:01:02 +02:00
|
|
|
ao_open(ao);
|
|
|
|
}
|
|
|
|
|
2010-11-05 08:02:38 +01:00
|
|
|
/**
|
|
|
|
* Wait until the output's delay reaches zero.
|
|
|
|
*
|
|
|
|
* @return true if playback should be continued, false if a command
|
|
|
|
* was issued
|
|
|
|
*/
|
|
|
|
static bool
|
|
|
|
ao_wait(struct audio_output *ao)
|
|
|
|
{
|
|
|
|
while (true) {
|
2011-09-16 23:31:48 +02:00
|
|
|
unsigned delay = ao_plugin_delay(ao);
|
2010-11-05 08:02:38 +01:00
|
|
|
if (delay == 0)
|
|
|
|
return true;
|
|
|
|
|
2013-04-17 01:19:25 +02:00
|
|
|
(void)ao->cond.timed_wait(ao->mutex, delay);
|
2010-11-05 08:02:38 +01:00
|
|
|
|
|
|
|
if (ao->command != AO_COMMAND_NONE)
|
|
|
|
return false;
|
|
|
|
}
|
|
|
|
}
|
|
|
|
|
2013-01-04 09:46:41 +01:00
|
|
|
static const void *
|
2010-05-02 16:32:38 +02:00
|
|
|
ao_chunk_data(struct audio_output *ao, const struct music_chunk *chunk,
|
2013-02-01 18:40:36 +01:00
|
|
|
Filter *replay_gain_filter,
|
2010-05-02 15:57:59 +02:00
|
|
|
unsigned *replay_gain_serial_p,
|
2010-05-02 16:32:38 +02:00
|
|
|
size_t *length_r)
|
2008-09-24 07:20:26 +02:00
|
|
|
{
|
2010-05-02 16:32:38 +02:00
|
|
|
assert(chunk != NULL);
|
2013-01-04 21:38:46 +01:00
|
|
|
assert(!chunk->IsEmpty());
|
|
|
|
assert(chunk->CheckFormat(ao->in_audio_format));
|
2008-11-02 20:16:56 +01:00
|
|
|
|
2013-01-04 09:46:41 +01:00
|
|
|
const void *data = chunk->data;
|
2010-05-02 16:32:38 +02:00
|
|
|
size_t length = chunk->length;
|
|
|
|
|
|
|
|
(void)ao;
|
|
|
|
|
2013-08-03 21:00:50 +02:00
|
|
|
assert(length % ao->in_audio_format.GetFrameSize() == 0);
|
2010-05-02 16:32:38 +02:00
|
|
|
|
2010-05-02 15:57:59 +02:00
|
|
|
if (length > 0 && replay_gain_filter != NULL) {
|
|
|
|
if (chunk->replay_gain_serial != *replay_gain_serial_p) {
|
|
|
|
replay_gain_filter_set_info(replay_gain_filter,
|
|
|
|
chunk->replay_gain_serial != 0
|
|
|
|
? &chunk->replay_gain_info
|
|
|
|
: NULL);
|
|
|
|
*replay_gain_serial_p = chunk->replay_gain_serial;
|
|
|
|
}
|
|
|
|
|
|
|
|
GError *error = NULL;
|
2013-02-01 18:40:36 +01:00
|
|
|
data = replay_gain_filter->FilterPCM(data, length,
|
|
|
|
&length, &error);
|
2010-05-02 15:57:59 +02:00
|
|
|
if (data == NULL) {
|
|
|
|
g_warning("\"%s\" [%s] failed to filter: %s",
|
|
|
|
ao->name, ao->plugin->name, error->message);
|
|
|
|
g_error_free(error);
|
|
|
|
return NULL;
|
|
|
|
}
|
|
|
|
}
|
|
|
|
|
2010-05-02 16:32:38 +02:00
|
|
|
*length_r = length;
|
|
|
|
return data;
|
|
|
|
}
|
|
|
|
|
2013-01-04 09:46:41 +01:00
|
|
|
static const void *
|
2010-05-02 16:32:38 +02:00
|
|
|
ao_filter_chunk(struct audio_output *ao, const struct music_chunk *chunk,
|
|
|
|
size_t *length_r)
|
|
|
|
{
|
|
|
|
GError *error = NULL;
|
|
|
|
|
|
|
|
size_t length;
|
2013-01-04 09:46:41 +01:00
|
|
|
const void *data = ao_chunk_data(ao, chunk, ao->replay_gain_filter,
|
2010-05-02 15:57:59 +02:00
|
|
|
&ao->replay_gain_serial, &length);
|
|
|
|
if (data == NULL)
|
|
|
|
return NULL;
|
|
|
|
|
2010-05-02 16:32:38 +02:00
|
|
|
if (length == 0) {
|
|
|
|
/* empty chunk, nothing to do */
|
|
|
|
*length_r = 0;
|
|
|
|
return data;
|
2009-10-29 17:06:40 +01:00
|
|
|
}
|
2009-03-09 19:25:26 +01:00
|
|
|
|
2010-05-02 15:31:31 +02:00
|
|
|
/* cross-fade */
|
|
|
|
|
|
|
|
if (chunk->other != NULL) {
|
|
|
|
size_t other_length;
|
2013-01-04 09:46:41 +01:00
|
|
|
const void *other_data =
|
2010-05-02 15:57:59 +02:00
|
|
|
ao_chunk_data(ao, chunk->other,
|
|
|
|
ao->other_replay_gain_filter,
|
|
|
|
&ao->other_replay_gain_serial,
|
|
|
|
&other_length);
|
|
|
|
if (other_data == NULL)
|
|
|
|
return NULL;
|
|
|
|
|
2010-05-02 15:31:31 +02:00
|
|
|
if (other_length == 0) {
|
|
|
|
*length_r = 0;
|
|
|
|
return data;
|
|
|
|
}
|
|
|
|
|
|
|
|
/* if the "other" chunk is longer, then that trailer
|
|
|
|
is used as-is, without mixing; it is part of the
|
|
|
|
"next" song being faded in, and if there's a rest,
|
|
|
|
it means cross-fading ends here */
|
|
|
|
|
|
|
|
if (length > other_length)
|
|
|
|
length = other_length;
|
|
|
|
|
2013-07-29 08:10:10 +02:00
|
|
|
void *dest = ao->cross_fade_buffer.Get(other_length);
|
2010-05-02 15:31:31 +02:00
|
|
|
memcpy(dest, other_data, other_length);
|
2013-01-04 09:46:41 +01:00
|
|
|
if (!pcm_mix(dest, data, length,
|
2013-08-03 21:00:50 +02:00
|
|
|
ao->in_audio_format.format,
|
2011-10-20 02:25:40 +02:00
|
|
|
1.0 - chunk->mix_ratio)) {
|
|
|
|
g_warning("Cannot cross-fade format %s",
|
2013-08-03 21:00:50 +02:00
|
|
|
sample_format_to_string(ao->in_audio_format.format));
|
2011-10-20 02:25:40 +02:00
|
|
|
return NULL;
|
|
|
|
}
|
2010-05-02 15:31:31 +02:00
|
|
|
|
|
|
|
data = dest;
|
|
|
|
length = other_length;
|
|
|
|
}
|
|
|
|
|
2010-05-02 16:32:38 +02:00
|
|
|
/* apply filter chain */
|
2009-03-09 19:25:26 +01:00
|
|
|
|
2013-02-01 18:40:36 +01:00
|
|
|
data = ao->filter->FilterPCM(data, length, &length, &error);
|
2009-07-06 10:01:47 +02:00
|
|
|
if (data == NULL) {
|
|
|
|
g_warning("\"%s\" [%s] failed to filter: %s",
|
|
|
|
ao->name, ao->plugin->name, error->message);
|
|
|
|
g_error_free(error);
|
2010-05-02 16:32:38 +02:00
|
|
|
return NULL;
|
|
|
|
}
|
|
|
|
|
|
|
|
*length_r = length;
|
|
|
|
return data;
|
|
|
|
}
|
|
|
|
|
|
|
|
static bool
|
|
|
|
ao_play_chunk(struct audio_output *ao, const struct music_chunk *chunk)
|
|
|
|
{
|
|
|
|
GError *error = NULL;
|
2009-07-06 10:01:47 +02:00
|
|
|
|
2010-05-02 16:32:38 +02:00
|
|
|
assert(ao != NULL);
|
|
|
|
assert(ao->filter != NULL);
|
|
|
|
|
2012-09-25 23:28:53 +02:00
|
|
|
if (ao->tags && gcc_unlikely(chunk->tag != NULL)) {
|
2013-04-17 01:19:25 +02:00
|
|
|
ao->mutex.unlock();
|
2011-09-16 23:31:48 +02:00
|
|
|
ao_plugin_send_tag(ao, chunk->tag);
|
2013-04-17 01:19:25 +02:00
|
|
|
ao->mutex.lock();
|
2010-05-02 16:32:38 +02:00
|
|
|
}
|
|
|
|
|
|
|
|
size_t size;
|
2012-06-12 19:21:53 +02:00
|
|
|
#if GCC_CHECK_VERSION(4,7)
|
|
|
|
/* workaround -Wmaybe-uninitialized false positive */
|
|
|
|
size = 0;
|
|
|
|
#endif
|
2013-01-04 09:46:41 +01:00
|
|
|
const char *data = (const char *)ao_filter_chunk(ao, chunk, &size);
|
2010-05-02 16:32:38 +02:00
|
|
|
if (data == NULL) {
|
2009-10-29 15:59:40 +01:00
|
|
|
ao_close(ao, false);
|
2009-07-06 10:01:47 +02:00
|
|
|
|
|
|
|
/* don't automatically reopen this device for 10
|
|
|
|
seconds */
|
|
|
|
ao->fail_timer = g_timer_new();
|
|
|
|
return false;
|
2008-12-24 03:08:39 +01:00
|
|
|
}
|
|
|
|
|
2009-03-10 20:41:27 +01:00
|
|
|
while (size > 0 && ao->command == AO_COMMAND_NONE) {
|
2009-02-23 09:29:56 +01:00
|
|
|
size_t nbytes;
|
|
|
|
|
2010-11-05 08:02:38 +01:00
|
|
|
if (!ao_wait(ao))
|
|
|
|
break;
|
|
|
|
|
2013-04-17 01:19:25 +02:00
|
|
|
ao->mutex.unlock();
|
2011-09-16 23:31:48 +02:00
|
|
|
nbytes = ao_plugin_play(ao, data, size, &error);
|
2013-04-17 01:19:25 +02:00
|
|
|
ao->mutex.lock();
|
2009-02-23 09:29:56 +01:00
|
|
|
if (nbytes == 0) {
|
|
|
|
/* play()==0 means failure */
|
2009-02-26 22:04:59 +01:00
|
|
|
g_warning("\"%s\" [%s] failed to play: %s",
|
|
|
|
ao->name, ao->plugin->name, error->message);
|
|
|
|
g_error_free(error);
|
|
|
|
|
2009-10-29 15:59:40 +01:00
|
|
|
ao_close(ao, false);
|
2009-03-09 19:08:35 +01:00
|
|
|
|
|
|
|
/* don't automatically reopen this device for
|
|
|
|
10 seconds */
|
2010-11-04 23:40:43 +01:00
|
|
|
assert(ao->fail_timer == NULL);
|
2009-03-09 19:08:35 +01:00
|
|
|
ao->fail_timer = g_timer_new();
|
2010-11-04 23:40:43 +01:00
|
|
|
|
2009-03-09 19:25:26 +01:00
|
|
|
return false;
|
2009-02-23 09:29:56 +01:00
|
|
|
}
|
|
|
|
|
|
|
|
assert(nbytes <= size);
|
2013-08-03 21:00:50 +02:00
|
|
|
assert(nbytes % ao->out_audio_format.GetFrameSize() == 0);
|
2009-02-23 09:29:56 +01:00
|
|
|
|
|
|
|
data += nbytes;
|
|
|
|
size -= nbytes;
|
2008-10-29 20:40:33 +01:00
|
|
|
}
|
|
|
|
|
2009-03-09 19:25:26 +01:00
|
|
|
return true;
|
|
|
|
}
|
|
|
|
|
2009-11-02 20:20:14 +01:00
|
|
|
static const struct music_chunk *
|
|
|
|
ao_next_chunk(struct audio_output *ao)
|
|
|
|
{
|
|
|
|
return ao->chunk != NULL
|
|
|
|
/* continue the previous play() call */
|
|
|
|
? ao->chunk->next
|
|
|
|
/* get the first chunk from the pipe */
|
|
|
|
: music_pipe_peek(ao->pipe);
|
|
|
|
}
|
|
|
|
|
2009-10-29 23:35:27 +01:00
|
|
|
/**
|
|
|
|
* Plays all remaining chunks, until the tail of the pipe has been
|
|
|
|
* reached (and no more chunks are queued), or until a command is
|
|
|
|
* received.
|
|
|
|
*
|
|
|
|
* @return true if at least one chunk has been available, false if the
|
|
|
|
* tail of the pipe was already reached
|
|
|
|
*/
|
|
|
|
static bool
|
|
|
|
ao_play(struct audio_output *ao)
|
2009-03-09 19:25:26 +01:00
|
|
|
{
|
|
|
|
bool success;
|
|
|
|
const struct music_chunk *chunk;
|
|
|
|
|
|
|
|
assert(ao->pipe != NULL);
|
|
|
|
|
2009-11-02 20:20:14 +01:00
|
|
|
chunk = ao_next_chunk(ao);
|
2009-11-02 20:20:14 +01:00
|
|
|
if (chunk == NULL)
|
|
|
|
/* no chunk available */
|
|
|
|
return false;
|
2009-10-29 23:35:27 +01:00
|
|
|
|
2009-03-09 19:25:26 +01:00
|
|
|
ao->chunk_finished = false;
|
|
|
|
|
|
|
|
while (chunk != NULL && ao->command == AO_COMMAND_NONE) {
|
|
|
|
assert(!ao->chunk_finished);
|
|
|
|
|
|
|
|
ao->chunk = chunk;
|
|
|
|
|
|
|
|
success = ao_play_chunk(ao, chunk);
|
|
|
|
if (!success) {
|
|
|
|
assert(ao->chunk == NULL);
|
|
|
|
break;
|
|
|
|
}
|
|
|
|
|
|
|
|
assert(ao->chunk == chunk);
|
|
|
|
chunk = chunk->next;
|
|
|
|
}
|
|
|
|
|
|
|
|
ao->chunk_finished = true;
|
2009-03-25 18:04:41 +01:00
|
|
|
|
2013-04-17 01:19:25 +02:00
|
|
|
ao->mutex.unlock();
|
2013-01-20 17:48:23 +01:00
|
|
|
ao->player_control->LockSignal();
|
2013-04-17 01:19:25 +02:00
|
|
|
ao->mutex.lock();
|
2009-10-29 23:35:27 +01:00
|
|
|
|
|
|
|
return true;
|
2008-09-24 07:20:26 +02:00
|
|
|
}
|
|
|
|
|
2008-09-29 16:43:55 +02:00
|
|
|
static void ao_pause(struct audio_output *ao)
|
|
|
|
{
|
2009-02-16 01:38:10 +01:00
|
|
|
bool ret;
|
|
|
|
|
2013-04-17 01:19:25 +02:00
|
|
|
ao->mutex.unlock();
|
2011-09-16 23:31:48 +02:00
|
|
|
ao_plugin_cancel(ao);
|
2013-04-17 01:19:25 +02:00
|
|
|
ao->mutex.lock();
|
2009-10-29 17:06:40 +01:00
|
|
|
|
2009-08-14 11:52:12 +02:00
|
|
|
ao->pause = true;
|
2009-02-16 01:38:10 +01:00
|
|
|
ao_command_finished(ao);
|
|
|
|
|
|
|
|
do {
|
2010-11-05 08:02:38 +01:00
|
|
|
if (!ao_wait(ao))
|
|
|
|
break;
|
|
|
|
|
2013-04-17 01:19:25 +02:00
|
|
|
ao->mutex.unlock();
|
2011-09-16 23:31:48 +02:00
|
|
|
ret = ao_plugin_pause(ao);
|
2013-04-17 01:19:25 +02:00
|
|
|
ao->mutex.lock();
|
2009-10-29 17:06:40 +01:00
|
|
|
|
2009-02-16 01:38:10 +01:00
|
|
|
if (!ret) {
|
2009-10-29 15:59:40 +01:00
|
|
|
ao_close(ao, false);
|
2009-02-16 01:38:10 +01:00
|
|
|
break;
|
|
|
|
}
|
|
|
|
} while (ao->command == AO_COMMAND_NONE);
|
2009-08-14 11:52:12 +02:00
|
|
|
|
|
|
|
ao->pause = false;
|
2008-09-29 16:43:55 +02:00
|
|
|
}
|
|
|
|
|
2008-12-28 22:09:42 +01:00
|
|
|
static gpointer audio_output_task(gpointer arg)
|
2008-09-24 07:20:26 +02:00
|
|
|
{
|
2013-01-04 09:46:41 +01:00
|
|
|
struct audio_output *ao = (struct audio_output *)arg;
|
2008-09-24 07:20:26 +02:00
|
|
|
|
2013-04-17 01:19:25 +02:00
|
|
|
ao->mutex.lock();
|
2009-10-29 17:06:40 +01:00
|
|
|
|
2008-09-24 07:20:26 +02:00
|
|
|
while (1) {
|
|
|
|
switch (ao->command) {
|
|
|
|
case AO_COMMAND_NONE:
|
|
|
|
break;
|
|
|
|
|
2009-10-23 10:55:52 +02:00
|
|
|
case AO_COMMAND_ENABLE:
|
|
|
|
ao_enable(ao);
|
|
|
|
ao_command_finished(ao);
|
|
|
|
break;
|
|
|
|
|
|
|
|
case AO_COMMAND_DISABLE:
|
|
|
|
ao_disable(ao);
|
|
|
|
ao_command_finished(ao);
|
|
|
|
break;
|
|
|
|
|
2008-09-24 07:20:26 +02:00
|
|
|
case AO_COMMAND_OPEN:
|
2009-07-06 08:04:18 +02:00
|
|
|
ao_open(ao);
|
2008-09-24 07:20:26 +02:00
|
|
|
ao_command_finished(ao);
|
|
|
|
break;
|
|
|
|
|
2009-07-06 10:01:02 +02:00
|
|
|
case AO_COMMAND_REOPEN:
|
|
|
|
ao_reopen(ao);
|
|
|
|
ao_command_finished(ao);
|
|
|
|
break;
|
|
|
|
|
2008-09-24 07:20:26 +02:00
|
|
|
case AO_COMMAND_CLOSE:
|
|
|
|
assert(ao->open);
|
2009-03-09 19:25:26 +01:00
|
|
|
assert(ao->pipe != NULL);
|
|
|
|
|
2009-10-29 15:59:40 +01:00
|
|
|
ao_close(ao, false);
|
2008-09-24 07:20:26 +02:00
|
|
|
ao_command_finished(ao);
|
|
|
|
break;
|
|
|
|
|
2008-09-29 16:43:55 +02:00
|
|
|
case AO_COMMAND_PAUSE:
|
2009-10-21 08:07:07 +02:00
|
|
|
if (!ao->open) {
|
|
|
|
/* the output has failed after
|
|
|
|
audio_output_all_pause() has
|
|
|
|
submitted the PAUSE command; bail
|
|
|
|
out */
|
|
|
|
ao_command_finished(ao);
|
|
|
|
break;
|
|
|
|
}
|
|
|
|
|
2008-09-29 16:43:55 +02:00
|
|
|
ao_pause(ao);
|
2009-06-29 22:20:46 +02:00
|
|
|
/* don't "break" here: this might cause
|
|
|
|
ao_play() to be called when command==CLOSE
|
|
|
|
ends the paused state - "continue" checks
|
|
|
|
the new command first */
|
|
|
|
continue;
|
2008-09-29 16:43:55 +02:00
|
|
|
|
2009-11-09 22:16:26 +01:00
|
|
|
case AO_COMMAND_DRAIN:
|
|
|
|
if (ao->open) {
|
|
|
|
assert(ao->chunk == NULL);
|
|
|
|
assert(music_pipe_peek(ao->pipe) == NULL);
|
|
|
|
|
2013-04-17 01:19:25 +02:00
|
|
|
ao->mutex.unlock();
|
2011-09-16 23:31:48 +02:00
|
|
|
ao_plugin_drain(ao);
|
2013-04-17 01:19:25 +02:00
|
|
|
ao->mutex.lock();
|
2009-11-09 22:16:26 +01:00
|
|
|
}
|
|
|
|
|
|
|
|
ao_command_finished(ao);
|
|
|
|
continue;
|
|
|
|
|
2008-09-24 07:20:26 +02:00
|
|
|
case AO_COMMAND_CANCEL:
|
2009-03-09 19:25:26 +01:00
|
|
|
ao->chunk = NULL;
|
2011-07-20 18:35:24 +02:00
|
|
|
|
|
|
|
if (ao->open) {
|
2013-04-17 01:19:25 +02:00
|
|
|
ao->mutex.unlock();
|
2011-09-16 23:31:48 +02:00
|
|
|
ao_plugin_cancel(ao);
|
2013-04-17 01:19:25 +02:00
|
|
|
ao->mutex.lock();
|
2011-07-20 18:35:24 +02:00
|
|
|
}
|
|
|
|
|
2008-09-24 07:20:26 +02:00
|
|
|
ao_command_finished(ao);
|
2009-03-09 19:25:26 +01:00
|
|
|
continue;
|
2008-09-24 07:20:26 +02:00
|
|
|
|
|
|
|
case AO_COMMAND_KILL:
|
2009-03-09 19:25:26 +01:00
|
|
|
ao->chunk = NULL;
|
2008-09-24 07:20:26 +02:00
|
|
|
ao_command_finished(ao);
|
2013-04-17 01:19:25 +02:00
|
|
|
ao->mutex.unlock();
|
2008-09-24 07:20:26 +02:00
|
|
|
return NULL;
|
|
|
|
}
|
|
|
|
|
2011-09-01 07:13:21 +02:00
|
|
|
if (ao->open && ao->allow_play && ao_play(ao))
|
2009-10-29 23:35:27 +01:00
|
|
|
/* don't wait for an event if there are more
|
|
|
|
chunks in the pipe */
|
|
|
|
continue;
|
2009-03-09 19:25:26 +01:00
|
|
|
|
2009-10-29 17:06:40 +01:00
|
|
|
if (ao->command == AO_COMMAND_NONE)
|
2013-04-17 01:19:25 +02:00
|
|
|
ao->cond.wait(ao->mutex);
|
2008-09-24 07:20:26 +02:00
|
|
|
}
|
|
|
|
}
|
|
|
|
|
|
|
|
void audio_output_thread_start(struct audio_output *ao)
|
|
|
|
{
|
|
|
|
assert(ao->command == AO_COMMAND_NONE);
|
|
|
|
|
2013-04-17 01:49:43 +02:00
|
|
|
#if GLIB_CHECK_VERSION(2,32,0)
|
|
|
|
ao->thread = g_thread_new("output", audio_output_task, ao);
|
|
|
|
#else
|
|
|
|
GError *e = nullptr;
|
2009-01-07 23:55:13 +01:00
|
|
|
if (!(ao->thread = g_thread_create(audio_output_task, ao, true, &e)))
|
2013-08-07 09:35:30 +02:00
|
|
|
FatalError("Failed to spawn output task", e);
|
2013-04-17 01:49:43 +02:00
|
|
|
#endif
|
2008-09-24 07:20:26 +02:00
|
|
|
}
|