/* 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" #include <glib.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 char drv_name[] = "MPD"; static char drv_version[] = "MPD Output Driver v0.1"; #if (LIBMIKMOD_VERSION > 0x030106) static char drv_alias[] = "mpd"; #endif static MDRIVER drv_mpd = { NULL, drv_name, drv_version, 0, 255, #if (LIBMIKMOD_VERSION > 0x030106) drv_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 bool mod_initMikMod(void) { static char params[] = ""; 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(params)) { g_warning("Could not init MikMod: %s\n", MikMod_strerror(MikMod_errno)); return false; } return true; } static void mod_finishMikMod(void) { MikMod_Exit(); } typedef struct _mod_Data { MODULE *moduleHandle; SBYTE audio_buffer[MIKMOD_FRAME_SIZE]; } mod_Data; static mod_Data *mod_open(const char *path) { char *path2; MODULE *moduleHandle; mod_Data *data; path2 = g_strdup(path); moduleHandle = Player_Load(path2, 128, 0); g_free(path2); if (moduleHandle == NULL) return NULL; /* Prevent module from looping forever */ moduleHandle->loop = 0; data = g_new(mod_Data, 1); data->moduleHandle = moduleHandle; Player_Start(data->moduleHandle); return data; } static void mod_close(mod_Data * data) { Player_Stop(); Player_Free(data->moduleHandle); free(data); } static void mod_decode(struct decoder *decoder, const char *path) { mod_Data *data; struct audio_format audio_format; float total_time = 0.0; int ret; float secPerByte; enum decoder_command cmd = DECODE_COMMAND_NONE; if (!(data = mod_open(path))) { g_warning("failed to open mod: %s\n", path); MikMod_Exit(); return; } audio_format.bits = 16; audio_format.sample_rate = 44100; audio_format.channels = 2; secPerByte = 1.0 / ((audio_format.bits * audio_format.channels / 8.0) * (float)audio_format.sample_rate); decoder_initialized(decoder, &audio_format, false, 0); while (cmd == DECODE_COMMAND_NONE && Player_Active()) { ret = VC_WriteBytes(data->audio_buffer, MIKMOD_FRAME_SIZE); total_time += ret * secPerByte; cmd = decoder_data(decoder, NULL, data->audio_buffer, ret, total_time, 0, NULL); } mod_close(data); MikMod_Exit(); } static struct tag *modTagDup(const char *file) { char *path2; struct tag *ret = NULL; MODULE *moduleHandle; char *title; path2 = g_strdup(file); moduleHandle = Player_Load(path2, 128, 0); g_free(path2); if (moduleHandle == NULL) { g_debug("modTagDup: Failed to open file: %s\n", file); MikMod_Exit(); return NULL; } Player_Free(moduleHandle); ret = tag_new(); ret->time = 0; path2 = g_strdup(file); title = g_strdup(Player_LoadTitle(path2)); g_free(path2); if (title) tag_add_item(ret, TAG_ITEM_TITLE, title); MikMod_Exit(); return ret; } static const char *const modSuffixes[] = { "amf", "dsm", "far", "gdm", "imf", "it", "med", "mod", "mtm", "s3m", "stm", "stx", "ult", "uni", "xm", NULL }; const struct decoder_plugin modPlugin = { .name = "mod", .init = mod_initMikMod, .finish = mod_finishMikMod, .file_decode = mod_decode, .tag_dup = modTagDup, .suffixes = modSuffixes, };