diff options
Diffstat (limited to 'src/output_init.c')
-rw-r--r-- | src/output_init.c | 171 |
1 files changed, 106 insertions, 65 deletions
diff --git a/src/output_init.c b/src/output_init.c index 5bf8b93c0..d2c86bfa2 100644 --- a/src/output_init.c +++ b/src/output_init.c @@ -1,5 +1,5 @@ /* - * Copyright (C) 2003-2010 The Music Player Daemon Project + * Copyright (C) 2003-2011 The Music Player Daemon Project * http://www.musicpd.org * * This program is free software; you can redistribute it and/or modify @@ -91,7 +91,8 @@ audio_output_mixer_type(const struct config_param *param) } static struct mixer * -audio_output_load_mixer(void *ao, const struct config_param *param, +audio_output_load_mixer(struct audio_output *ao, + const struct config_param *param, const struct mixer_plugin *plugin, struct filter *filter_chain, GError **error_r) @@ -123,29 +124,22 @@ audio_output_load_mixer(void *ao, const struct config_param *param, } bool -audio_output_init(struct audio_output *ao, const struct config_param *param, - GError **error_r) +ao_base_init(struct audio_output *ao, + const struct audio_output_plugin *plugin, + const struct config_param *param, GError **error_r) { - const struct audio_output_plugin *plugin = NULL; + assert(ao != NULL); + assert(plugin != NULL); + assert(plugin->finish != NULL); + assert(plugin->open != NULL); + assert(plugin->close != NULL); + assert(plugin->play != NULL); + GError *error = NULL; if (param) { const char *p; - p = config_get_block_string(param, AUDIO_OUTPUT_TYPE, NULL); - if (p == NULL) { - g_set_error(error_r, audio_output_quark(), 0, - "Missing \"type\" configuration"); - return false; - } - - plugin = audio_output_plugin_get(p); - if (plugin == NULL) { - g_set_error(error_r, audio_output_quark(), 0, - "No such audio output plugin: %s", p); - return false; - } - ao->name = config_get_block_string(param, AUDIO_OUTPUT_NAME, NULL); if (ao->name == NULL) { @@ -165,16 +159,6 @@ audio_output_init(struct audio_output *ao, const struct config_param *param, } else audio_format_clear(&ao->config_audio_format); } else { - g_warning("No \"%s\" defined in config file\n", - CONF_AUDIO_OUTPUT); - - plugin = audio_output_detect(error_r); - if (plugin == NULL) - return false; - - g_message("Successfully detected a %s audio device", - plugin->name); - ao->name = "default detected output"; audio_format_clear(&ao->config_audio_format); @@ -196,29 +180,6 @@ audio_output_init(struct audio_output *ao, const struct config_param *param, ao->filter = filter_chain_new(); assert(ao->filter != NULL); - /* create the replay_gain filter */ - - const char *replay_gain_handler = - config_get_block_string(param, "replay_gain_handler", - "software"); - - if (strcmp(replay_gain_handler, "none") != 0) { - ao->replay_gain_filter = filter_new(&replay_gain_filter_plugin, - param, NULL); - assert(ao->replay_gain_filter != NULL); - - ao->replay_gain_serial = 0; - - ao->other_replay_gain_filter = filter_new(&replay_gain_filter_plugin, - param, NULL); - assert(ao->other_replay_gain_filter != NULL); - - ao->other_replay_gain_serial = 0; - } else { - ao->replay_gain_filter = NULL; - ao->other_replay_gain_filter = NULL; - } - /* create the normalization filter (if configured) */ if (config_get_bool(CONF_VOLUME_NORMALIZATION, false)) { @@ -248,14 +209,55 @@ audio_output_init(struct audio_output *ao, const struct config_param *param, ao->mutex = g_mutex_new(); ao->cond = g_cond_new(); - ao->data = ao_plugin_init(plugin, - &ao->config_audio_format, - param, error_r); - if (ao->data == NULL) - return false; + ao->mixer = NULL; + ao->replay_gain_filter = NULL; + ao->other_replay_gain_filter = NULL; + + /* the "convert" filter must be the last one in the chain */ + + ao->convert_filter = filter_new(&convert_filter_plugin, NULL, NULL); + assert(ao->convert_filter != NULL); + + filter_chain_append(ao->filter, ao->convert_filter); + + /* done */ + + return true; +} + +static bool +audio_output_setup(struct audio_output *ao, const struct config_param *param, + GError **error_r) +{ + + /* create the replay_gain filter */ + + const char *replay_gain_handler = + config_get_block_string(param, "replay_gain_handler", + "software"); + + if (strcmp(replay_gain_handler, "none") != 0) { + ao->replay_gain_filter = filter_new(&replay_gain_filter_plugin, + param, NULL); + assert(ao->replay_gain_filter != NULL); + + ao->replay_gain_serial = 0; + + ao->other_replay_gain_filter = filter_new(&replay_gain_filter_plugin, + param, NULL); + assert(ao->other_replay_gain_filter != NULL); - ao->mixer = audio_output_load_mixer(ao->data, param, - plugin->mixer_plugin, + ao->other_replay_gain_serial = 0; + } else { + ao->replay_gain_filter = NULL; + ao->other_replay_gain_filter = NULL; + } + + /* set up the mixer */ + + GError *error = NULL; + ao->mixer = audio_output_load_mixer(ao, param, + ao->plugin->mixer_plugin, ao->filter, &error); if (ao->mixer == NULL && error != NULL) { g_warning("Failed to initialize hardware mixer for '%s': %s", @@ -278,14 +280,53 @@ audio_output_init(struct audio_output *ao, const struct config_param *param, return false; } - /* the "convert" filter must be the last one in the chain */ + return true; +} - ao->convert_filter = filter_new(&convert_filter_plugin, NULL, NULL); - assert(ao->convert_filter != NULL); +struct audio_output * +audio_output_new(const struct config_param *param, + struct player_control *pc, + GError **error_r) +{ + const struct audio_output_plugin *plugin; - filter_chain_append(ao->filter, ao->convert_filter); + if (param) { + const char *p; - /* done */ + p = config_get_block_string(param, AUDIO_OUTPUT_TYPE, NULL); + if (p == NULL) { + g_set_error(error_r, audio_output_quark(), 0, + "Missing \"type\" configuration"); + return false; + } - return true; + plugin = audio_output_plugin_get(p); + if (plugin == NULL) { + g_set_error(error_r, audio_output_quark(), 0, + "No such audio output plugin: %s", p); + return false; + } + } else { + g_warning("No \"%s\" defined in config file\n", + CONF_AUDIO_OUTPUT); + + plugin = audio_output_detect(error_r); + if (plugin == NULL) + return false; + + g_message("Successfully detected a %s audio device", + plugin->name); + } + + struct audio_output *ao = ao_plugin_init(plugin, param, error_r); + if (ao == NULL) + return NULL; + + if (!audio_output_setup(ao, param, error_r)) { + ao_plugin_finish(ao); + return NULL; + } + + ao->player_control = pc; + return ao; } |