/* the Music Player Daemon (MPD) * Copyright (C) 2003-2007 by Warren Dukes (warren.dukes@gmail.com) * This project's homepage is: 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., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA */ #include "../decoder_api.h" #ifdef HAVE_MIKMOD #include "../utils.h" #include "../log.h" #include <mikmod.h> /* this is largely copied from alsaplayer */ #define MIKMOD_FRAME_SIZE 4096 static BOOL mod_mpd_Init(void) { return VC_Init(); } static void mod_mpd_Exit(void) { VC_Exit(); } static void mod_mpd_Update(void) { } static BOOL mod_mpd_IsThere(void) { return 1; } static MDRIVER drv_mpd = { NULL, "MPD", "MPD Output Driver v0.1", 0, 255, #if (LIBMIKMOD_VERSION > 0x030106) "mpd", /* Alias */ #if (LIBMIKMOD_VERSION >= 0x030200) NULL, /* CmdLineHelp */ #endif NULL, /* CommandLine */ #endif mod_mpd_IsThere, VC_SampleLoad, VC_SampleUnload, VC_SampleSpace, VC_SampleLength, mod_mpd_Init, mod_mpd_Exit, NULL, VC_SetNumVoices, VC_PlayStart, VC_PlayStop, mod_mpd_Update, NULL, VC_VoiceSetVolume, VC_VoiceGetVolume, VC_VoiceSetFrequency, VC_VoiceGetFrequency, VC_VoiceSetPanning, VC_VoiceGetPanning, VC_VoicePlay, VC_VoiceStop, VC_VoiceStopped, VC_VoiceGetPosition, VC_VoiceRealVolume }; static int mod_mikModInitiated; static int mod_mikModInitError; static int mod_initMikMod(void) { if (mod_mikModInitError) return -1; if (!mod_mikModInitiated) { mod_mikModInitiated = 1; md_device = 0; md_reverb = 0; MikMod_RegisterDriver(&drv_mpd); MikMod_RegisterAllLoaders(); } md_pansep = 64; md_mixfreq = 44100; md_mode = (DMODE_SOFT_MUSIC | DMODE_INTERP | DMODE_STEREO | DMODE_16BITS); if (MikMod_Init("")) { ERROR("Could not init MikMod: %s\n", MikMod_strerror(MikMod_errno)); mod_mikModInitError = 1; return -1; } return 0; } static void mod_finishMikMod(void) { MikMod_Exit(); } typedef struct _mod_Data { MODULE *moduleHandle; SBYTE *audio_buffer; } mod_Data; static mod_Data *mod_open(char *path) { MODULE *moduleHandle; mod_Data *data; if (!(moduleHandle = Player_Load(path, 128, 0))) return NULL; /* Prevent module from looping forever */ moduleHandle->loop = 0; data = xmalloc(sizeof(mod_Data)); data->audio_buffer = xmalloc(MIKMOD_FRAME_SIZE); data->moduleHandle = moduleHandle; Player_Start(data->moduleHandle); return data; } static void mod_close(mod_Data * data) { Player_Stop(); Player_Free(data->moduleHandle); free(data->audio_buffer); free(data); } static int mod_decode(struct decoder * decoder, char *path) { mod_Data *data; AudioFormat audio_format; float total_time = 0.0; int ret; float secPerByte; if (mod_initMikMod() < 0) return -1; if (!(data = mod_open(path))) { ERROR("failed to open mod: %s\n", path); MikMod_Exit(); return -1; } audio_format.bits = 16; audio_format.sampleRate = 44100; audio_format.channels = 2; secPerByte = 1.0 / ((audio_format.bits * audio_format.channels / 8.0) * (float)audio_format.sampleRate); decoder_initialized(decoder, &audio_format, 0); while (1) { if (decoder_get_command(decoder) == DECODE_COMMAND_SEEK) { decoder_seek_error(decoder); } if (decoder_get_command(decoder) == DECODE_COMMAND_STOP) break; if (!Player_Active()) break; ret = VC_WriteBytes(data->audio_buffer, MIKMOD_FRAME_SIZE); total_time += ret * secPerByte; decoder_data(decoder, NULL, 0, (char *)data->audio_buffer, ret, total_time, 0, NULL); } decoder_flush(decoder); mod_close(data); MikMod_Exit(); return 0; } static MpdTag *modTagDup(char *file) { MpdTag *ret = NULL; MODULE *moduleHandle; char *title; if (mod_initMikMod() < 0) { DEBUG("modTagDup: Failed to initialize MikMod\n"); return NULL; } if (!(moduleHandle = Player_Load(file, 128, 0))) { DEBUG("modTagDup: Failed to open file: %s\n", file); MikMod_Exit(); return NULL; } Player_Free(moduleHandle); ret = newMpdTag(); ret->time = 0; title = xstrdup(Player_LoadTitle(file)); if (title) addItemToMpdTag(ret, TAG_ITEM_TITLE, title); MikMod_Exit(); return ret; } static const char *modSuffixes[] = { "amf", "dsm", "far", "gdm", "imf", "it", "med", "mod", "mtm", "s3m", "stm", "stx", "ult", "uni", "xm", NULL }; struct decoder_plugin modPlugin = { "mod", NULL, mod_finishMikMod, NULL, NULL, mod_decode, modTagDup, INPUT_PLUGIN_STREAM_FILE, modSuffixes, NULL }; #else struct decoder_plugin modPlugin; #endif /* HAVE_MIKMOD */