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-rw-r--r--src/output_init.c169
1 files changed, 104 insertions, 65 deletions
diff --git a/src/output_init.c b/src/output_init.c
index 96f87f512..51fe36c47 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
@@ -94,7 +94,8 @@ 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)
@@ -126,29 +127,22 @@ 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) {
@@ -168,16 +162,6 @@ 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);
@@ -199,29 +183,6 @@ 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)) {
@@ -251,14 +212,53 @@ 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;
+
+ /* 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 */
- ao->mixer = audio_output_load_mixer(ao->data, param,
- plugin->mixer_plugin,
+ 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;
+ }
+
+ /* 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",
@@ -281,14 +281,53 @@ 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;
}
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