diff options
Diffstat (limited to 'src/inputPlugins/oggflac_plugin.c')
| -rw-r--r-- | src/inputPlugins/oggflac_plugin.c | 355 |
1 files changed, 0 insertions, 355 deletions
diff --git a/src/inputPlugins/oggflac_plugin.c b/src/inputPlugins/oggflac_plugin.c deleted file mode 100644 index 091b00988..000000000 --- a/src/inputPlugins/oggflac_plugin.c +++ /dev/null @@ -1,355 +0,0 @@ -/* 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 - * - * OggFLAC support (half-stolen from flac_plugin.c :)) - * (c) 2005 by Eric Wong <normalperson@yhbt.net> - * - * 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 "_flac_common.h" -#include "_ogg_common.h" - -#include "../utils.h" -#include "../log.h" - -#include <OggFLAC/seekable_stream_decoder.h> - -static void oggflac_cleanup(FlacData * data, - OggFLAC__SeekableStreamDecoder * decoder) -{ - if (data->replayGainInfo) - freeReplayGainInfo(data->replayGainInfo); - if (decoder) - OggFLAC__seekable_stream_decoder_delete(decoder); -} - -static OggFLAC__SeekableStreamDecoderReadStatus of_read_cb(mpd_unused const - OggFLAC__SeekableStreamDecoder - * decoder, - FLAC__byte buf[], - unsigned *bytes, - void *fdata) -{ - FlacData *data = (FlacData *) fdata; - size_t r; - - r = decoder_read(data->decoder, data->inStream, (void *)buf, *bytes); - *bytes = r; - - if (r == 0 && !inputStreamAtEOF(data->inStream) && - decoder_get_command(data->decoder) == DECODE_COMMAND_NONE) - return OggFLAC__SEEKABLE_STREAM_DECODER_READ_STATUS_ERROR; - - return OggFLAC__SEEKABLE_STREAM_DECODER_READ_STATUS_OK; -} - -static OggFLAC__SeekableStreamDecoderSeekStatus of_seek_cb(mpd_unused const - OggFLAC__SeekableStreamDecoder - * decoder, - FLAC__uint64 offset, - void *fdata) -{ - FlacData *data = (FlacData *) fdata; - - if (seekInputStream(data->inStream, offset, SEEK_SET) < 0) { - return OggFLAC__SEEKABLE_STREAM_DECODER_SEEK_STATUS_ERROR; - } - - return OggFLAC__SEEKABLE_STREAM_DECODER_SEEK_STATUS_OK; -} - -static OggFLAC__SeekableStreamDecoderTellStatus of_tell_cb(mpd_unused const - OggFLAC__SeekableStreamDecoder - * decoder, - FLAC__uint64 * - offset, void *fdata) -{ - FlacData *data = (FlacData *) fdata; - - *offset = (long)(data->inStream->offset); - - return OggFLAC__SEEKABLE_STREAM_DECODER_TELL_STATUS_OK; -} - -static OggFLAC__SeekableStreamDecoderLengthStatus of_length_cb(mpd_unused const - OggFLAC__SeekableStreamDecoder - * decoder, - FLAC__uint64 * - length, - void *fdata) -{ - FlacData *data = (FlacData *) fdata; - - *length = (size_t) (data->inStream->size); - - return OggFLAC__SEEKABLE_STREAM_DECODER_LENGTH_STATUS_OK; -} - -static FLAC__bool of_EOF_cb(mpd_unused const OggFLAC__SeekableStreamDecoder * decoder, - void *fdata) -{ - FlacData *data = (FlacData *) fdata; - - return (decoder_get_command(data->decoder) != DECODE_COMMAND_NONE && - decoder_get_command(data->decoder) != DECODE_COMMAND_SEEK) || - inputStreamAtEOF(data->inStream); -} - -static void of_error_cb(mpd_unused const OggFLAC__SeekableStreamDecoder * decoder, - FLAC__StreamDecoderErrorStatus status, void *fdata) -{ - flac_error_common_cb("oggflac", status, (FlacData *) fdata); -} - -static void oggflacPrintErroredState(OggFLAC__SeekableStreamDecoderState state) -{ - switch (state) { - case OggFLAC__SEEKABLE_STREAM_DECODER_MEMORY_ALLOCATION_ERROR: - ERROR("oggflac allocation error\n"); - break; - case OggFLAC__SEEKABLE_STREAM_DECODER_READ_ERROR: - ERROR("oggflac read error\n"); - break; - case OggFLAC__SEEKABLE_STREAM_DECODER_SEEK_ERROR: - ERROR("oggflac seek error\n"); - break; - case OggFLAC__SEEKABLE_STREAM_DECODER_STREAM_DECODER_ERROR: - ERROR("oggflac seekable stream error\n"); - break; - case OggFLAC__SEEKABLE_STREAM_DECODER_ALREADY_INITIALIZED: - ERROR("oggflac decoder already initialized\n"); - break; - case OggFLAC__SEEKABLE_STREAM_DECODER_INVALID_CALLBACK: - ERROR("invalid oggflac callback\n"); - break; - case OggFLAC__SEEKABLE_STREAM_DECODER_UNINITIALIZED: - ERROR("oggflac decoder uninitialized\n"); - break; - case OggFLAC__SEEKABLE_STREAM_DECODER_OK: - case OggFLAC__SEEKABLE_STREAM_DECODER_SEEKING: - case OggFLAC__SEEKABLE_STREAM_DECODER_END_OF_STREAM: - break; - } -} - -static FLAC__StreamDecoderWriteStatus oggflacWrite(mpd_unused const - OggFLAC__SeekableStreamDecoder - * decoder, - const FLAC__Frame * frame, - const FLAC__int32 * - const buf[], void *vdata) -{ - FlacData *data = (FlacData *) vdata; - FLAC__uint32 samples = frame->header.blocksize; - float timeChange; - - timeChange = ((float)samples) / frame->header.sample_rate; - data->time += timeChange; - - return flac_common_write(data, frame, buf); -} - -/* used by TagDup */ -static void of_metadata_dup_cb(mpd_unused const OggFLAC__SeekableStreamDecoder * decoder, - const FLAC__StreamMetadata * block, void *vdata) -{ - FlacData *data = (FlacData *) vdata; - - switch (block->type) { - case FLAC__METADATA_TYPE_STREAMINFO: - if (!data->tag) - data->tag = tag_new(); - data->tag->time = ((float)block->data.stream_info. - total_samples) / - block->data.stream_info.sample_rate + 0.5; - return; - case FLAC__METADATA_TYPE_VORBIS_COMMENT: - copyVorbisCommentBlockToMpdTag(block, data->tag); - default: - break; - } -} - -/* used by decode */ -static void of_metadata_decode_cb(mpd_unused const OggFLAC__SeekableStreamDecoder * dec, - const FLAC__StreamMetadata * block, - void *vdata) -{ - flac_metadata_common_cb(block, (FlacData *) vdata); -} - -static OggFLAC__SeekableStreamDecoder - * full_decoder_init_and_read_metadata(FlacData * data, - unsigned int metadata_only) -{ - OggFLAC__SeekableStreamDecoder *decoder = NULL; - unsigned int s = 1; - - if (!(decoder = OggFLAC__seekable_stream_decoder_new())) - return NULL; - - if (metadata_only) { - s &= OggFLAC__seekable_stream_decoder_set_metadata_callback - (decoder, of_metadata_dup_cb); - s &= OggFLAC__seekable_stream_decoder_set_metadata_respond - (decoder, FLAC__METADATA_TYPE_STREAMINFO); - } else { - s &= OggFLAC__seekable_stream_decoder_set_metadata_callback - (decoder, of_metadata_decode_cb); - } - - s &= OggFLAC__seekable_stream_decoder_set_read_callback(decoder, - of_read_cb); - s &= OggFLAC__seekable_stream_decoder_set_seek_callback(decoder, - of_seek_cb); - s &= OggFLAC__seekable_stream_decoder_set_tell_callback(decoder, - of_tell_cb); - s &= OggFLAC__seekable_stream_decoder_set_length_callback(decoder, - of_length_cb); - s &= OggFLAC__seekable_stream_decoder_set_eof_callback(decoder, - of_EOF_cb); - s &= OggFLAC__seekable_stream_decoder_set_write_callback(decoder, - oggflacWrite); - s &= OggFLAC__seekable_stream_decoder_set_metadata_respond(decoder, - FLAC__METADATA_TYPE_VORBIS_COMMENT); - s &= OggFLAC__seekable_stream_decoder_set_error_callback(decoder, - of_error_cb); - s &= OggFLAC__seekable_stream_decoder_set_client_data(decoder, - (void *)data); - - if (!s) { - ERROR("oggflac problem before init()\n"); - goto fail; - } - if (OggFLAC__seekable_stream_decoder_init(decoder) != - OggFLAC__SEEKABLE_STREAM_DECODER_OK) { - ERROR("oggflac problem doing init()\n"); - goto fail; - } - if (!OggFLAC__seekable_stream_decoder_process_until_end_of_metadata - (decoder)) { - ERROR("oggflac problem reading metadata\n"); - goto fail; - } - - return decoder; - -fail: - oggflacPrintErroredState(OggFLAC__seekable_stream_decoder_get_state - (decoder)); - OggFLAC__seekable_stream_decoder_delete(decoder); - return NULL; -} - -/* public functions: */ -static struct tag *oggflac_TagDup(char *file) -{ - InputStream inStream; - OggFLAC__SeekableStreamDecoder *decoder; - FlacData data; - - if (openInputStream(&inStream, file) < 0) - return NULL; - if (ogg_stream_type_detect(&inStream) != FLAC) { - closeInputStream(&inStream); - return NULL; - } - - init_FlacData(&data, NULL, &inStream); - - /* errors here won't matter, - * data.tag will be set or unset, that's all we care about */ - decoder = full_decoder_init_and_read_metadata(&data, 1); - - oggflac_cleanup(&data, decoder); - closeInputStream(&inStream); - - return data.tag; -} - -static bool oggflac_try_decode(InputStream * inStream) -{ - if (!inStream->seekable) - /* we cannot seek after the detection, so don't bother - checking */ - return true; - - return ogg_stream_type_detect(inStream) == FLAC; -} - -static int oggflac_decode(struct decoder * mpd_decoder, InputStream * inStream) -{ - OggFLAC__SeekableStreamDecoder *decoder = NULL; - FlacData data; - int ret = 0; - - init_FlacData(&data, mpd_decoder, inStream); - - if (!(decoder = full_decoder_init_and_read_metadata(&data, 0))) { - ret = -1; - goto fail; - } - - decoder_initialized(mpd_decoder, &data.audio_format, data.total_time); - - while (1) { - OggFLAC__seekable_stream_decoder_process_single(decoder); - if (OggFLAC__seekable_stream_decoder_get_state(decoder) != - OggFLAC__SEEKABLE_STREAM_DECODER_OK) { - break; - } - if (decoder_get_command(mpd_decoder) == DECODE_COMMAND_SEEK) { - FLAC__uint64 sampleToSeek = decoder_seek_where(mpd_decoder) * - data.audio_format.sample_rate + 0.5; - if (OggFLAC__seekable_stream_decoder_seek_absolute - (decoder, sampleToSeek)) { - decoder_clear(mpd_decoder); - data.time = ((float)sampleToSeek) / - data.audio_format.sample_rate; - data.position = 0; - decoder_command_finished(mpd_decoder); - } else - decoder_seek_error(mpd_decoder); - } - } - - if (decoder_get_command(mpd_decoder) == DECODE_COMMAND_NONE) { - oggflacPrintErroredState - (OggFLAC__seekable_stream_decoder_get_state(decoder)); - OggFLAC__seekable_stream_decoder_finish(decoder); - } - -fail: - oggflac_cleanup(&data, decoder); - - return ret; -} - -static const char *oggflac_Suffixes[] = { "ogg", "oga",NULL }; -static const char *oggflac_mime_types[] = { "audio/x-flac+ogg", - "application/ogg", - "application/x-ogg", - NULL }; - -struct decoder_plugin oggflacPlugin = { - .name = "oggflac", - .try_decode = oggflac_try_decode, - .stream_decode = oggflac_decode, - .tag_dup = oggflac_TagDup, - .stream_types = INPUT_PLUGIN_STREAM_URL | INPUT_PLUGIN_STREAM_FILE, - .suffixes = oggflac_Suffixes, - .mime_types = oggflac_mime_types -}; |