2009-02-12 16:43:18 +01:00
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/*
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2011-01-29 10:13:54 +01:00
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* Copyright (C) 2003-2011 The Music Player Daemon Project
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2009-02-12 16:43:18 +01:00
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* http://www.musicpd.org
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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2009-03-13 18:43:16 +01:00
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*
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* You should have received a copy of the GNU General Public License along
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* with this program; if not, write to the Free Software Foundation, Inc.,
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* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
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2009-02-12 16:43:18 +01:00
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*/
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2009-11-12 09:12:38 +01:00
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#include "config.h"
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#include "decoder_api.h"
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2012-02-11 19:12:02 +01:00
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#include "tag_handler.h"
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2012-06-03 09:00:11 +02:00
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#include "glib_compat.h"
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2009-02-12 16:43:18 +01:00
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#include <glib.h>
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#include <wildmidi_lib.h>
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#undef G_LOG_DOMAIN
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#define G_LOG_DOMAIN "wildmidi"
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enum {
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WILDMIDI_SAMPLE_RATE = 48000,
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};
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static bool
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2009-02-15 18:41:03 +01:00
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wildmidi_init(const struct config_param *param)
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2009-02-12 16:43:18 +01:00
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{
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2009-02-15 18:41:03 +01:00
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const char *config_file;
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2009-02-12 16:43:18 +01:00
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int ret;
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2009-02-15 18:41:03 +01:00
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config_file = config_get_block_string(param, "config_file",
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"/etc/timidity/timidity.cfg");
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2009-02-15 18:41:05 +01:00
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if (!g_file_test(config_file, G_FILE_TEST_IS_REGULAR)) {
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g_debug("configuration file does not exist: %s", config_file);
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return false;
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}
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2009-02-15 18:41:03 +01:00
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ret = WildMidi_Init(config_file, WILDMIDI_SAMPLE_RATE, 0);
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2009-02-12 16:43:18 +01:00
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return ret == 0;
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}
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static void
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wildmidi_finish(void)
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{
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WildMidi_Shutdown();
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}
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static void
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wildmidi_file_decode(struct decoder *decoder, const char *path_fs)
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{
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static const struct audio_format audio_format = {
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.sample_rate = WILDMIDI_SAMPLE_RATE,
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2009-11-10 17:11:34 +01:00
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.format = SAMPLE_FORMAT_S16,
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2009-02-12 16:43:18 +01:00
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.channels = 2,
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};
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midi *wm;
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2009-02-12 16:47:48 +01:00
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const struct _WM_Info *info;
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2009-02-12 16:43:18 +01:00
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enum decoder_command cmd;
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wm = WildMidi_Open(path_fs);
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if (wm == NULL)
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return;
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2009-02-12 16:47:48 +01:00
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info = WildMidi_GetInfo(wm);
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if (info == NULL) {
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WildMidi_Close(wm);
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return;
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}
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2009-02-12 18:19:13 +01:00
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decoder_initialized(decoder, &audio_format, true,
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2009-02-12 16:47:48 +01:00
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info->approx_total_samples / WILDMIDI_SAMPLE_RATE);
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2009-02-12 16:43:18 +01:00
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do {
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char buffer[4096];
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int len;
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2009-02-12 16:47:48 +01:00
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info = WildMidi_GetInfo(wm);
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if (info == NULL)
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break;
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2009-02-12 16:43:18 +01:00
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len = WildMidi_GetOutput(wm, buffer, sizeof(buffer));
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if (len <= 0)
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break;
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2010-01-03 22:44:23 +01:00
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cmd = decoder_data(decoder, NULL, buffer, len, 0);
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2009-02-12 18:19:13 +01:00
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if (cmd == DECODE_COMMAND_SEEK) {
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unsigned long seek_where = WILDMIDI_SAMPLE_RATE *
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decoder_seek_where(decoder);
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2010-07-20 18:26:13 +02:00
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#ifdef HAVE_WILDMIDI_SAMPLED_SEEK
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2009-02-12 18:19:13 +01:00
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WildMidi_SampledSeek(wm, &seek_where);
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2010-07-20 18:26:13 +02:00
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#else
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WildMidi_FastSeek(wm, &seek_where);
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#endif
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2009-02-12 18:19:13 +01:00
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decoder_command_finished(decoder);
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cmd = DECODE_COMMAND_NONE;
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}
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2009-02-12 16:43:18 +01:00
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} while (cmd == DECODE_COMMAND_NONE);
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WildMidi_Close(wm);
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}
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2012-02-11 19:12:02 +01:00
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static bool
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wildmidi_scan_file(const char *path_fs,
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const struct tag_handler *handler, void *handler_ctx)
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2009-02-12 16:43:18 +01:00
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{
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2010-05-31 10:14:48 +02:00
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midi *wm = WildMidi_Open(path_fs);
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2009-02-12 16:47:48 +01:00
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if (wm == NULL)
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2012-02-11 19:12:02 +01:00
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return false;
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2009-02-12 16:47:48 +01:00
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2010-05-31 10:14:48 +02:00
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const struct _WM_Info *info = WildMidi_GetInfo(wm);
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2009-02-12 16:47:48 +01:00
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if (info == NULL) {
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WildMidi_Close(wm);
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2012-02-11 19:12:02 +01:00
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return false;
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2009-02-12 16:47:48 +01:00
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}
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2012-02-11 19:12:02 +01:00
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int duration = info->approx_total_samples / WILDMIDI_SAMPLE_RATE;
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tag_handler_invoke_duration(handler, handler_ctx, duration);
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2009-02-12 16:47:48 +01:00
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WildMidi_Close(wm);
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2009-02-12 16:43:18 +01:00
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2012-02-11 19:12:02 +01:00
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return true;
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2009-02-12 16:43:18 +01:00
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}
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static const char *const wildmidi_suffixes[] = {
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"mid",
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NULL
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};
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const struct decoder_plugin wildmidi_decoder_plugin = {
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.name = "wildmidi",
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.init = wildmidi_init,
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.finish = wildmidi_finish,
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.file_decode = wildmidi_file_decode,
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2012-02-11 19:12:02 +01:00
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.scan_file = wildmidi_scan_file,
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2009-02-12 16:43:18 +01:00
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.suffixes = wildmidi_suffixes,
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};
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