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Diffstat (limited to 'src/decoder/mikmod_decoder_plugin.c')
| -rw-r--r-- | src/decoder/mikmod_decoder_plugin.c | 236 |
1 files changed, 236 insertions, 0 deletions
diff --git a/src/decoder/mikmod_decoder_plugin.c b/src/decoder/mikmod_decoder_plugin.c new file mode 100644 index 000000000..91478e86f --- /dev/null +++ b/src/decoder/mikmod_decoder_plugin.c @@ -0,0 +1,236 @@ +/* + * Copyright (C) 2003-2010 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 "decoder_api.h" +#include "mpd_error.h" + +#include <glib.h> +#include <mikmod.h> +#include <assert.h> + +#undef G_LOG_DOMAIN +#define G_LOG_DOMAIN "mikmod" + +/* this is largely copied from alsaplayer */ + +#define MIKMOD_FRAME_SIZE 4096 + +static BOOL +mikmod_mpd_init(void) +{ + return VC_Init(); +} + +static void +mikmod_mpd_exit(void) +{ + VC_Exit(); +} + +static void +mikmod_mpd_update(void) +{ +} + +static BOOL +mikmod_mpd_is_present(void) +{ + return true; +} + +static char drv_name[] = PACKAGE_NAME; +static char drv_version[] = VERSION; + +#if (LIBMIKMOD_VERSION > 0x030106) +static char drv_alias[] = PACKAGE; +#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 + mikmod_mpd_is_present, + VC_SampleLoad, + VC_SampleUnload, + VC_SampleSpace, + VC_SampleLength, + mikmod_mpd_init, + mikmod_mpd_exit, + NULL, + VC_SetNumVoices, + VC_PlayStart, + VC_PlayStop, + mikmod_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 unsigned mikmod_sample_rate; + +static bool +mikmod_decoder_init(const struct config_param *param) +{ + static char params[] = ""; + + mikmod_sample_rate = config_get_block_unsigned(param, "sample_rate", + 44100); + if (!audio_valid_sample_rate(mikmod_sample_rate)) + MPD_ERROR("Invalid sample rate in line %d: %u", + param->line, mikmod_sample_rate); + + md_device = 0; + md_reverb = 0; + + MikMod_RegisterDriver(&drv_mpd); + MikMod_RegisterAllLoaders(); + + md_pansep = 64; + md_mixfreq = mikmod_sample_rate; + 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 +mikmod_decoder_finish(void) +{ + MikMod_Exit(); +} + +static void +mikmod_decoder_file_decode(struct decoder *decoder, const char *path_fs) +{ + char *path2; + MODULE *handle; + struct audio_format audio_format; + int ret; + SBYTE buffer[MIKMOD_FRAME_SIZE]; + enum decoder_command cmd = DECODE_COMMAND_NONE; + + path2 = g_strdup(path_fs); + handle = Player_Load(path2, 128, 0); + g_free(path2); + + if (handle == NULL) { + g_warning("failed to open mod: %s", path_fs); + return; + } + + /* Prevent module from looping forever */ + handle->loop = 0; + + audio_format_init(&audio_format, mikmod_sample_rate, SAMPLE_FORMAT_S16, 2); + assert(audio_format_valid(&audio_format)); + + decoder_initialized(decoder, &audio_format, false, 0); + + Player_Start(handle); + while (cmd == DECODE_COMMAND_NONE && Player_Active()) { + ret = VC_WriteBytes(buffer, sizeof(buffer)); + cmd = decoder_data(decoder, NULL, buffer, ret, 0); + } + + Player_Stop(); + Player_Free(handle); +} + +static struct tag * +mikmod_decoder_tag_dup(const char *path_fs) +{ + char *path2 = g_strdup(path_fs); + MODULE *handle = Player_Load(path2, 128, 0); + + if (handle == NULL) { + g_free(path2); + g_debug("Failed to open file: %s", path_fs); + return NULL; + + } + + Player_Free(handle); + + struct tag *tag = tag_new(); + + tag->time = 0; + + char *title = Player_LoadTitle(path2); + g_free(path2); + + if (title != NULL) { + tag_add_item(tag, TAG_TITLE, title); + free(title); + } + + return tag; +} + +static const char *const mikmod_decoder_suffixes[] = { + "amf", + "dsm", + "far", + "gdm", + "imf", + "it", + "med", + "mod", + "mtm", + "s3m", + "stm", + "stx", + "ult", + "uni", + "xm", + NULL +}; + +const struct decoder_plugin mikmod_decoder_plugin = { + .name = "mikmod", + .init = mikmod_decoder_init, + .finish = mikmod_decoder_finish, + .file_decode = mikmod_decoder_file_decode, + .tag_dup = mikmod_decoder_tag_dup, + .suffixes = mikmod_decoder_suffixes, +}; |