From 1136f6fb7a2a6a0a5bfba0dcf99410d1bbf04252 Mon Sep 17 00:00:00 2001 From: Max Kellermann Date: Wed, 11 Feb 2009 20:31:17 +0100 Subject: sidplay: new decoder plugin for playing C64 SID files --- src/Makefile.am | 6 ++ src/decoder/sidplay_plugin.cxx | 161 +++++++++++++++++++++++++++++++++++++++++ src/decoder_list.c | 4 + 3 files changed, 171 insertions(+) create mode 100644 src/decoder/sidplay_plugin.cxx (limited to 'src') diff --git a/src/Makefile.am b/src/Makefile.am index eb7634323..8170badbe 100644 --- a/src/Makefile.am +++ b/src/Makefile.am @@ -11,6 +11,7 @@ mpd_CPPFLAGS = \ $(patsubst -I%/FLAC,-I%,$(FLAC_CFLAGS)) \ $(AUDIOFILE_CFLAGS) $(LIBMIKMOD_CFLAGS) \ $(MODPLUG_CFLAGS) \ + $(SIDPLAY_CFLAGS) \ $(ID3TAG_CFLAGS) \ $(MAD_CFLAGS) \ $(FFMPEG_CFLAGS) \ @@ -24,6 +25,7 @@ mpd_LDADD = $(MPD_LIBS) \ $(OGGVORBIS_LIBS) $(VORBISENC_LIBS) $(FLAC_LIBS) \ $(AUDIOFILE_LIBS) $(LIBMIKMOD_LIBS) \ $(MODPLUG_LIBS) \ + $(SIDPLAY_LIBS) \ $(ID3TAG_LIBS) \ $(MAD_LIBS) \ $(MP4FF_LIBS) \ @@ -311,6 +313,10 @@ if HAVE_MODPLUG mpd_SOURCES += decoder/modplug_plugin.c endif +if ENABLE_SIDPLAY +mpd_SOURCES += decoder/sidplay_plugin.cxx +endif + if HAVE_FFMPEG mpd_SOURCES += decoder/ffmpeg_plugin.c endif diff --git a/src/decoder/sidplay_plugin.cxx b/src/decoder/sidplay_plugin.cxx new file mode 100644 index 000000000..cea7f84db --- /dev/null +++ b/src/decoder/sidplay_plugin.cxx @@ -0,0 +1,161 @@ +/* + * Copyright (C) 2003-2009 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., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA + */ + +extern "C" { +#include "../decoder_api.h" +} + +#include + +#include +#include + +#undef G_LOG_DOMAIN +#define G_LOG_DOMAIN "sidplay" + +static void +sidplay_file_decode(struct decoder *decoder, const char *path_fs) +{ + int ret; + + /* load the tune */ + + SidTune tune(path_fs, NULL, true); + if (!tune) { + g_warning("failed to load file"); + return; + } + + tune.selectSong(1); + + /* initialize the player */ + + sidplay2 player; + int iret = player.load(&tune); + if (iret != 0) { + g_warning("sidplay2.load() failed: %s", player.error()); + return; + } + + /* initialize the builder */ + + ReSIDBuilder builder("ReSID"); + if (!builder) { + g_warning("failed to initialize ReSIDBuilder"); + return; + } + + builder.create(player.info().maxsids); + if (!builder) { + g_warning("ReSIDBuilder.create() failed"); + return; + } + + builder.filter(false); + if (!builder) { + g_warning("ReSIDBuilder.filter() failed"); + return; + } + + /* configure the player */ + + sid2_config_t config = player.config(); + + config.clockDefault = SID2_CLOCK_PAL; + config.clockForced = true; + config.clockSpeed = SID2_CLOCK_CORRECT; + config.frequency = 48000; + config.optimisation = SID2_DEFAULT_OPTIMISATION; + config.playback = sid2_stereo; + config.precision = 16; + config.sidDefault = SID2_MOS6581; + config.sidEmulation = &builder; + config.sidModel = SID2_MODEL_CORRECT; + config.sidSamples = true; +#if G_BYTE_ORDER == G_LITTLE_ENDIAN + config.sampleFormat = SID2_LITTLE_SIGNED; +#else + config.sampleFormat = SID2_BIG_SIGNED; +#endif + + iret = player.config(config); + if (iret != 0) { + g_warning("sidplay2.config() failed: %s", player.error()); + return; + } + + /* initialize the MPD decoder */ + + struct audio_format audio_format; + audio_format.sample_rate = 48000; + audio_format.bits = 16; + audio_format.channels = 2; + + decoder_initialized(decoder, &audio_format, false, -1); + + /* .. and play */ + + enum decoder_command cmd; + do { + char buffer[4096]; + size_t nbytes; + + nbytes = player.play(buffer, sizeof(buffer)); + if (nbytes == 0) + break; + + cmd = decoder_data(decoder, NULL, buffer, nbytes, + 0, 0, NULL); + } while (cmd == DECODE_COMMAND_NONE); +} + +static struct tag * +sidplay_tag_dup(const char *path_fs) +{ + SidTune tune(path_fs, NULL, true); + if (!tune) + return NULL; + + const SidTuneInfo &info = tune.getInfo(); + struct tag *tag = tag_new(); + + if (info.numberOfInfoStrings > 0 && info.infoString[0] != NULL) + tag_add_item(tag, TAG_ITEM_TITLE, info.infoString[0]); + + if (info.numberOfInfoStrings > 1 && info.infoString[1] != NULL) + tag_add_item(tag, TAG_ITEM_ARTIST, info.infoString[1]); + + return tag; +} + +static const char *const sidplay_suffixes[] = { + "sid", + NULL +}; + +extern const struct decoder_plugin sidplay_decoder_plugin; +const struct decoder_plugin sidplay_decoder_plugin = { + "sidplay", + NULL, /* init() */ + NULL, /* finish() */ + NULL, /* stream_decode() */ + sidplay_file_decode, + sidplay_tag_dup, + sidplay_suffixes, + NULL, /* mime_types */ +}; diff --git a/src/decoder_list.c b/src/decoder_list.c index 983b794ee..96429067c 100644 --- a/src/decoder_list.c +++ b/src/decoder_list.c @@ -34,6 +34,7 @@ extern const struct decoder_plugin mpcPlugin; extern const struct decoder_plugin wavpack_plugin; extern const struct decoder_plugin modplug_plugin; extern const struct decoder_plugin mikmod_decoder_plugin; +extern const struct decoder_plugin sidplay_decoder_plugin; extern const struct decoder_plugin ffmpeg_plugin; static const struct decoder_plugin *const decoder_plugins[] = { @@ -70,6 +71,9 @@ static const struct decoder_plugin *const decoder_plugins[] = { #ifdef HAVE_MIKMOD &mikmod_decoder_plugin, #endif +#ifdef ENABLE_SIDPLAY + &sidplay_decoder_plugin, +#endif #ifdef HAVE_FFMPEG &ffmpeg_plugin, #endif -- cgit v1.2.3