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Diffstat (limited to 'src/decoder/FluidsynthDecoderPlugin.cxx')
| -rw-r--r-- | src/decoder/FluidsynthDecoderPlugin.cxx | 224 |
1 files changed, 0 insertions, 224 deletions
diff --git a/src/decoder/FluidsynthDecoderPlugin.cxx b/src/decoder/FluidsynthDecoderPlugin.cxx deleted file mode 100644 index fa946f219..000000000 --- a/src/decoder/FluidsynthDecoderPlugin.cxx +++ /dev/null @@ -1,224 +0,0 @@ -/* - * 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 "FluidsynthDecoderPlugin.hxx" -#include "DecoderAPI.hxx" -#include "CheckAudioFormat.hxx" -#include "util/Error.hxx" -#include "util/Domain.hxx" -#include "util/Macros.hxx" -#include "Log.hxx" - -#include <fluidsynth.h> - -static constexpr Domain fluidsynth_domain("fluidsynth"); - -static unsigned sample_rate; -static const char *soundfont_path; - -/** - * Convert a fluidsynth log level to a GLib log level. - */ -static LogLevel -fluidsynth_level_to_mpd(enum fluid_log_level level) -{ - switch (level) { - case FLUID_PANIC: - case FLUID_ERR: - return LogLevel::ERROR; - - case FLUID_WARN: - return LogLevel::WARNING; - - case FLUID_INFO: - return LogLevel::INFO; - - case FLUID_DBG: - case LAST_LOG_LEVEL: - return LogLevel::DEBUG; - } - - /* invalid fluidsynth log level */ - return LogLevel::INFO; -} - -/** - * The fluidsynth logging callback. It forwards messages to the GLib - * logging library. - */ -static void -fluidsynth_mpd_log_function(int level, char *message, gcc_unused void *data) -{ - Log(fluidsynth_domain, - fluidsynth_level_to_mpd(fluid_log_level(level)), - message); -} - -static bool -fluidsynth_init(const config_param ¶m) -{ - Error error; - - sample_rate = param.GetBlockValue("sample_rate", 48000u); - if (!audio_check_sample_rate(sample_rate, error)) { - LogError(error); - return false; - } - - soundfont_path = param.GetBlockValue("soundfont", - "/usr/share/sounds/sf2/FluidR3_GM.sf2"); - - fluid_set_log_function(LAST_LOG_LEVEL, - fluidsynth_mpd_log_function, nullptr); - - return true; -} - -static void -fluidsynth_file_decode(Decoder &decoder, const char *path_fs) -{ - char setting_sample_rate[] = "synth.sample-rate"; - /* - char setting_verbose[] = "synth.verbose"; - char setting_yes[] = "yes"; - */ - fluid_settings_t *settings; - fluid_synth_t *synth; - fluid_player_t *player; - int ret; - - /* set up fluid settings */ - - settings = new_fluid_settings(); - if (settings == nullptr) - return; - - fluid_settings_setnum(settings, setting_sample_rate, sample_rate); - - /* - fluid_settings_setstr(settings, setting_verbose, setting_yes); - */ - - /* create the fluid synth */ - - synth = new_fluid_synth(settings); - if (synth == nullptr) { - delete_fluid_settings(settings); - return; - } - - ret = fluid_synth_sfload(synth, soundfont_path, true); - if (ret < 0) { - LogWarning(fluidsynth_domain, "fluid_synth_sfload() failed"); - delete_fluid_synth(synth); - delete_fluid_settings(settings); - return; - } - - /* create the fluid player */ - - player = new_fluid_player(synth); - if (player == nullptr) { - delete_fluid_synth(synth); - delete_fluid_settings(settings); - return; - } - - ret = fluid_player_add(player, path_fs); - if (ret != 0) { - LogWarning(fluidsynth_domain, "fluid_player_add() failed"); - delete_fluid_player(player); - delete_fluid_synth(synth); - delete_fluid_settings(settings); - return; - } - - /* start the player */ - - ret = fluid_player_play(player); - if (ret != 0) { - LogWarning(fluidsynth_domain, "fluid_player_play() failed"); - delete_fluid_player(player); - delete_fluid_synth(synth); - delete_fluid_settings(settings); - return; - } - - /* initialization complete - announce the audio format to the - MPD core */ - - const AudioFormat audio_format(sample_rate, SampleFormat::S16, 2); - decoder_initialized(decoder, audio_format, false, -1); - - DecoderCommand cmd; - while (fluid_player_get_status(player) == FLUID_PLAYER_PLAYING) { - int16_t buffer[2048]; - const unsigned max_frames = ARRAY_SIZE(buffer) / 2; - - /* read samples from fluidsynth and send them to the - MPD core */ - - ret = fluid_synth_write_s16(synth, max_frames, - buffer, 0, 2, - buffer, 1, 2); - if (ret != 0) - break; - - cmd = decoder_data(decoder, nullptr, buffer, sizeof(buffer), - 0); - if (cmd != DecoderCommand::NONE) - break; - } - - /* clean up */ - - fluid_player_stop(player); - fluid_player_join(player); - - delete_fluid_player(player); - delete_fluid_synth(synth); - delete_fluid_settings(settings); -} - -static bool -fluidsynth_scan_file(const char *file, - gcc_unused const struct tag_handler *handler, - gcc_unused void *handler_ctx) -{ - return fluid_is_midifile(file); -} - -static const char *const fluidsynth_suffixes[] = { - "mid", - nullptr -}; - -const struct DecoderPlugin fluidsynth_decoder_plugin = { - "fluidsynth", - fluidsynth_init, - nullptr, - nullptr, - fluidsynth_file_decode, - fluidsynth_scan_file, - nullptr, - nullptr, - fluidsynth_suffixes, - nullptr, -}; |