diff options
Diffstat (limited to '')
-rw-r--r-- | src/decoder/FlacInput.hxx | 72 |
1 files changed, 72 insertions, 0 deletions
diff --git a/src/decoder/FlacInput.hxx b/src/decoder/FlacInput.hxx new file mode 100644 index 000000000..8fc69f960 --- /dev/null +++ b/src/decoder/FlacInput.hxx @@ -0,0 +1,72 @@ +/* + * Copyright (C) 2003-2012 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. + */ + +#ifndef MPD_FLAC_INPUT_HXX +#define MPD_FLAC_INPUT_HXX + +#include <FLAC/stream_decoder.h> + +/** + * This class wraps an #input_stream in libFLAC stream decoder + * callbacks. + */ +class FlacInput { + struct decoder *decoder; + + struct input_stream *input_stream; + +public: + FlacInput(struct input_stream *_input_stream, + struct decoder *_decoder=nullptr) + :decoder(_decoder), input_stream(_input_stream) {} + +protected: + FLAC__StreamDecoderReadStatus Read(FLAC__byte buffer[], size_t *bytes); + FLAC__StreamDecoderSeekStatus Seek(FLAC__uint64 absolute_byte_offset); + FLAC__StreamDecoderTellStatus Tell(FLAC__uint64 *absolute_byte_offset); + FLAC__StreamDecoderLengthStatus Length(FLAC__uint64 *stream_length); + FLAC__bool Eof(); + void Error(FLAC__StreamDecoderErrorStatus status); + +public: + static FLAC__StreamDecoderReadStatus + Read(const FLAC__StreamDecoder *flac_decoder, + FLAC__byte buffer[], size_t *bytes, void *client_data); + + static FLAC__StreamDecoderSeekStatus + Seek(const FLAC__StreamDecoder *flac_decoder, + FLAC__uint64 absolute_byte_offset, void *client_data); + + static FLAC__StreamDecoderTellStatus + Tell(const FLAC__StreamDecoder *flac_decoder, + FLAC__uint64 *absolute_byte_offset, void *client_data); + + static FLAC__StreamDecoderLengthStatus + Length(const FLAC__StreamDecoder *flac_decoder, + FLAC__uint64 *stream_length, void *client_data); + + static FLAC__bool + Eof(const FLAC__StreamDecoder *flac_decoder, void *client_data); + + static void + Error(const FLAC__StreamDecoder *decoder, + FLAC__StreamDecoderErrorStatus status, void *client_data); +}; + +#endif |