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-rw-r--r--src/DecoderList.cxx237
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diff --git a/src/DecoderList.cxx b/src/DecoderList.cxx
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+/*
+ * Copyright (C) 2003-2013 The Music Player Daemon Project
+ * http://www.musicpd.org
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License along
+ * with this program; if not, write to the Free Software Foundation, Inc.,
+ * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
+ */
+
+#include "config.h"
+#include "DecoderList.hxx"
+#include "decoder_plugin.h"
+#include "conf.h"
+#include "mpd_error.h"
+#include "decoder/pcm_decoder_plugin.h"
+#include "decoder/dsdiff_decoder_plugin.h"
+#include "decoder/dsf_decoder_plugin.h"
+#include "decoder/FLACDecoderPlugin.h"
+#include "decoder/OpusDecoderPlugin.h"
+#include "decoder/VorbisDecoderPlugin.h"
+#include "decoder/AdPlugDecoderPlugin.h"
+#include "decoder/WavpackDecoderPlugin.hxx"
+#include "decoder/FfmpegDecoderPlugin.hxx"
+
+#include <glib.h>
+
+#include <string.h>
+
+extern const struct decoder_plugin mad_decoder_plugin;
+extern const struct decoder_plugin mpg123_decoder_plugin;
+extern const struct decoder_plugin sndfile_decoder_plugin;
+extern const struct decoder_plugin audiofile_decoder_plugin;
+extern const struct decoder_plugin faad_decoder_plugin;
+extern const struct decoder_plugin mpcdec_decoder_plugin;
+extern const struct decoder_plugin modplug_decoder_plugin;
+extern const struct decoder_plugin mikmod_decoder_plugin;
+extern const struct decoder_plugin sidplay_decoder_plugin;
+extern const struct decoder_plugin wildmidi_decoder_plugin;
+extern const struct decoder_plugin fluidsynth_decoder_plugin;
+extern const struct decoder_plugin gme_decoder_plugin;
+
+const struct decoder_plugin *const decoder_plugins[] = {
+#ifdef HAVE_MAD
+ &mad_decoder_plugin,
+#endif
+#ifdef HAVE_MPG123
+ &mpg123_decoder_plugin,
+#endif
+#ifdef ENABLE_VORBIS_DECODER
+ &vorbis_decoder_plugin,
+#endif
+#if defined(HAVE_FLAC)
+ &oggflac_decoder_plugin,
+#endif
+#ifdef HAVE_FLAC
+ &flac_decoder_plugin,
+#endif
+#ifdef HAVE_OPUS
+ &opus_decoder_plugin,
+#endif
+#ifdef ENABLE_SNDFILE
+ &sndfile_decoder_plugin,
+#endif
+#ifdef HAVE_AUDIOFILE
+ &audiofile_decoder_plugin,
+#endif
+ &dsdiff_decoder_plugin,
+ &dsf_decoder_plugin,
+#ifdef HAVE_FAAD
+ &faad_decoder_plugin,
+#endif
+#ifdef HAVE_MPCDEC
+ &mpcdec_decoder_plugin,
+#endif
+#ifdef HAVE_WAVPACK
+ &wavpack_decoder_plugin,
+#endif
+#ifdef HAVE_MODPLUG
+ &modplug_decoder_plugin,
+#endif
+#ifdef ENABLE_MIKMOD_DECODER
+ &mikmod_decoder_plugin,
+#endif
+#ifdef ENABLE_SIDPLAY
+ &sidplay_decoder_plugin,
+#endif
+#ifdef ENABLE_WILDMIDI
+ &wildmidi_decoder_plugin,
+#endif
+#ifdef ENABLE_FLUIDSYNTH
+ &fluidsynth_decoder_plugin,
+#endif
+#ifdef HAVE_ADPLUG
+ &adplug_decoder_plugin,
+#endif
+#ifdef HAVE_FFMPEG
+ &ffmpeg_decoder_plugin,
+#endif
+#ifdef HAVE_GME
+ &gme_decoder_plugin,
+#endif
+ &pcm_decoder_plugin,
+ NULL
+};
+
+enum {
+ num_decoder_plugins = G_N_ELEMENTS(decoder_plugins) - 1,
+};
+
+/** which plugins have been initialized successfully? */
+bool decoder_plugins_enabled[num_decoder_plugins];
+
+static unsigned
+decoder_plugin_index(const struct decoder_plugin *plugin)
+{
+ unsigned i = 0;
+
+ while (decoder_plugins[i] != plugin)
+ ++i;
+
+ return i;
+}
+
+static unsigned
+decoder_plugin_next_index(const struct decoder_plugin *plugin)
+{
+ return plugin == 0
+ ? 0 /* start with first plugin */
+ : decoder_plugin_index(plugin) + 1;
+}
+
+const struct decoder_plugin *
+decoder_plugin_from_suffix(const char *suffix,
+ const struct decoder_plugin *plugin)
+{
+ if (suffix == NULL)
+ return NULL;
+
+ for (unsigned i = decoder_plugin_next_index(plugin);
+ decoder_plugins[i] != NULL; ++i) {
+ plugin = decoder_plugins[i];
+ if (decoder_plugins_enabled[i] &&
+ decoder_plugin_supports_suffix(plugin, suffix))
+ return plugin;
+ }
+
+ return NULL;
+}
+
+const struct decoder_plugin *
+decoder_plugin_from_mime_type(const char *mimeType, unsigned int next)
+{
+ static unsigned i = num_decoder_plugins;
+
+ if (mimeType == NULL)
+ return NULL;
+
+ if (!next)
+ i = 0;
+ for (; decoder_plugins[i] != NULL; ++i) {
+ const struct decoder_plugin *plugin = decoder_plugins[i];
+ if (decoder_plugins_enabled[i] &&
+ decoder_plugin_supports_mime_type(plugin, mimeType)) {
+ ++i;
+ return plugin;
+ }
+ }
+
+ return NULL;
+}
+
+const struct decoder_plugin *
+decoder_plugin_from_name(const char *name)
+{
+ decoder_plugins_for_each_enabled(plugin)
+ if (strcmp(plugin->name, name) == 0)
+ return plugin;
+
+ return NULL;
+}
+
+/**
+ * Find the "decoder" configuration block for the specified plugin.
+ *
+ * @param plugin_name the name of the decoder plugin
+ * @return the configuration block, or NULL if none was configured
+ */
+static const struct config_param *
+decoder_plugin_config(const char *plugin_name)
+{
+ const struct config_param *param = NULL;
+
+ while ((param = config_get_next_param(CONF_DECODER, param)) != NULL) {
+ const char *name =
+ config_get_block_string(param, "plugin", NULL);
+ if (name == NULL)
+ MPD_ERROR("decoder configuration without 'plugin' name in line %d",
+ param->line);
+
+ if (strcmp(name, plugin_name) == 0)
+ return param;
+ }
+
+ return NULL;
+}
+
+void decoder_plugin_init_all(void)
+{
+ for (unsigned i = 0; decoder_plugins[i] != NULL; ++i) {
+ const struct decoder_plugin *plugin = decoder_plugins[i];
+ const struct config_param *param =
+ decoder_plugin_config(plugin->name);
+
+ if (!config_get_block_bool(param, "enabled", true))
+ /* the plugin is disabled in mpd.conf */
+ continue;
+
+ if (decoder_plugin_init(plugin, param))
+ decoder_plugins_enabled[i] = true;
+ }
+}
+
+void decoder_plugin_deinit_all(void)
+{
+ decoder_plugins_for_each_enabled(plugin)
+ decoder_plugin_finish(plugin);
+}