decoder/*: move to decoder/plugins/

1 files changed, 186 insertions, 0 deletions

diff --git a/src/decoder/DecoderList.cxx b/src/decoder/DecoderList.cxx
new file mode 100644
index 000000000..a644d2eae
--- /dev/null
+++ b/src/decoder/DecoderList.cxx
@@ -0,0 +1,186 @@
+/*
+ * Copyright (C) 2003-2014 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 "DecoderPlugin.hxx"
+#include "ConfigGlobal.hxx"
+#include "ConfigData.hxx"
+#include "plugins/AudiofileDecoderPlugin.hxx"
+#include "plugins/PcmDecoderPlugin.hxx"
+#include "plugins/DsdiffDecoderPlugin.hxx"
+#include "plugins/DsfDecoderPlugin.hxx"
+#include "plugins/FlacDecoderPlugin.h"
+#include "plugins/OpusDecoderPlugin.h"
+#include "plugins/VorbisDecoderPlugin.h"
+#include "plugins/AdPlugDecoderPlugin.h"
+#include "plugins/WavpackDecoderPlugin.hxx"
+#include "plugins/FfmpegDecoderPlugin.hxx"
+#include "plugins/GmeDecoderPlugin.hxx"
+#include "plugins/FaadDecoderPlugin.hxx"
+#include "plugins/MadDecoderPlugin.hxx"
+#include "plugins/SndfileDecoderPlugin.hxx"
+#include "plugins/Mpg123DecoderPlugin.hxx"
+#include "plugins/WildmidiDecoderPlugin.hxx"
+#include "plugins/MikmodDecoderPlugin.hxx"
+#include "plugins/ModplugDecoderPlugin.hxx"
+#include "plugins/MpcdecDecoderPlugin.hxx"
+#include "plugins/FluidsynthDecoderPlugin.hxx"
+#include "plugins/SidplayDecoderPlugin.hxx"
+#include "system/FatalError.hxx"
+#include "util/Macros.hxx"
+
+#include <string.h>
+
+const struct DecoderPlugin *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,
+	nullptr
+};
+
+static constexpr unsigned num_decoder_plugins =
+	ARRAY_SIZE(decoder_plugins) - 1;
+
+/** which plugins have been initialized successfully? */
+bool decoder_plugins_enabled[num_decoder_plugins];
+
+const struct DecoderPlugin *
+decoder_plugin_from_name(const char *name)
+{
+	return decoder_plugins_find([=](const DecoderPlugin &plugin){
+			return strcmp(plugin.name, name) == 0;
+		});
+}
+
+/**
+ * Find the "decoder" configuration block for the specified plugin.
+ *
+ * @param plugin_name the name of the decoder plugin
+ * @return the configuration block, or nullptr if none was configured
+ */
+static const struct config_param *
+decoder_plugin_config(const char *plugin_name)
+{
+	const struct config_param *param = nullptr;
+
+	while ((param = config_get_next_param(CONF_DECODER, param)) != nullptr) {
+		const char *name = param->GetBlockValue("plugin");
+		if (name == nullptr)
+			FormatFatalError("decoder configuration without 'plugin' name in line %d",
+					 param->line);
+
+		if (strcmp(name, plugin_name) == 0)
+			return param;
+	}
+
+	return nullptr;
+}
+
+void decoder_plugin_init_all(void)
+{
+	struct config_param empty;
+
+	for (unsigned i = 0; decoder_plugins[i] != nullptr; ++i) {
+		const DecoderPlugin &plugin = *decoder_plugins[i];
+		const struct config_param *param =
+			decoder_plugin_config(plugin.name);
+
+		if (param == nullptr)
+			param = &empty;
+		else if (!param->GetBlockValue("enabled", true))
+			/* the plugin is disabled in mpd.conf */
+			continue;
+
+		if (plugin.Init(*param))
+			decoder_plugins_enabled[i] = true;
+	}
+}
+
+void decoder_plugin_deinit_all(void)
+{
+	decoder_plugins_for_each_enabled([=](const DecoderPlugin &plugin){
+			plugin.Finish();
+		});
+}
+
+bool
+decoder_plugins_supports_suffix(const char *suffix)
+{
+	return decoder_plugins_try([suffix](const DecoderPlugin &plugin){
+			return plugin.SupportsSuffix(suffix);
+		});
+}