856 lines
33 KiB
C
856 lines
33 KiB
C
/* libOggFLAC - Free Lossless Audio Codec + Ogg library
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* Copyright (C) 2002,2003,2004,2005 Josh Coalson
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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*
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* - Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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*
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* - Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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*
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* - Neither the name of the Xiph.org Foundation nor the names of its
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* contributors may be used to endorse or promote products derived from
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* this software without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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* ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
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* A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR
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* CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
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* EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
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* PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
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* PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
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* LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
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* NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
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* SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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#ifndef OggFLAC__SEEKABLE_STREAM_DECODER_H
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#define OggFLAC__SEEKABLE_STREAM_DECODER_H
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#include "export.h"
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#include "stream_decoder.h"
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#ifdef __cplusplus
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extern "C" {
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#endif
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/** \file include/OggFLAC/seekable_stream_decoder.h
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*
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* \brief
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* This module contains the functions which implement the seekable stream
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* decoder.
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*
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* See the detailed documentation in the
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* \link oggflac_seekable_stream_decoder seekable stream decoder \endlink module.
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*/
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/** \defgroup oggflac_seekable_stream_decoder OggFLAC/seekable_stream_decoder.h: seekable stream decoder interface
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* \ingroup oggflac_decoder
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*
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* \brief
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* This module contains the functions which implement the seekable stream
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* decoder.
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*
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* The interface here is nearly identical to FLAC's seekable stream decoder,
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* including the callbacks, with the addition of
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* OggFLAC__seekable_stream_decoder_set_serial_number(). See the
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* \link flac_seekable_stream_decoder FLAC seekable stream decoder module \endlink
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* for full documentation.
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*
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* \{
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*/
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/** State values for an OggFLAC__SeekableStreamDecoder
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*
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* The decoder's state can be obtained by calling OggFLAC__seekable_stream_decoder_get_state().
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*/
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typedef enum {
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OggFLAC__SEEKABLE_STREAM_DECODER_OK = 0,
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/**< The decoder is in the normal OK state. */
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OggFLAC__SEEKABLE_STREAM_DECODER_SEEKING,
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/**< The decoder is in the process of seeking. */
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OggFLAC__SEEKABLE_STREAM_DECODER_END_OF_STREAM,
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/**< The decoder has reached the end of the stream. */
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OggFLAC__SEEKABLE_STREAM_DECODER_MEMORY_ALLOCATION_ERROR,
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/**< Memory allocation failed. */
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OggFLAC__SEEKABLE_STREAM_DECODER_STREAM_DECODER_ERROR,
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/**< An error occurred in the underlying stream decoder;
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* check OggFLAC__seekable_stream_decoder_get_stream_decoder_state().
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*/
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OggFLAC__SEEKABLE_STREAM_DECODER_READ_ERROR,
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/**< The read callback returned an error. */
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OggFLAC__SEEKABLE_STREAM_DECODER_SEEK_ERROR,
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/**< An error occurred while seeking or the seek or tell
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* callback returned an error.
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*/
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OggFLAC__SEEKABLE_STREAM_DECODER_ALREADY_INITIALIZED,
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/**< OggFLAC__seekable_stream_decoder_init() was called when the decoder was
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* already initialized, usually because
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* OggFLAC__seekable_stream_decoder_finish() was not called.
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*/
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OggFLAC__SEEKABLE_STREAM_DECODER_INVALID_CALLBACK,
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/**< The decoder was initialized before setting all the required callbacks. */
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OggFLAC__SEEKABLE_STREAM_DECODER_UNINITIALIZED
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/**< The decoder is in the uninitialized state. */
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} OggFLAC__SeekableStreamDecoderState;
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/** Maps an OggFLAC__SeekableStreamDecoderState to a C string.
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*
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* Using an OggFLAC__SeekableStreamDecoderState as the index to this array
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* will give the string equivalent. The contents should not be modified.
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*/
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extern OggFLAC_API const char * const OggFLAC__SeekableStreamDecoderStateString[];
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/** Return values for the OggFLAC__SeekableStreamDecoder read callback.
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*/
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typedef enum {
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OggFLAC__SEEKABLE_STREAM_DECODER_READ_STATUS_OK,
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/**< The read was OK and decoding can continue. */
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OggFLAC__SEEKABLE_STREAM_DECODER_READ_STATUS_ERROR
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/**< An unrecoverable error occurred. The decoder will return from the process call. */
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} OggFLAC__SeekableStreamDecoderReadStatus;
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/** Maps a OggFLAC__SeekableStreamDecoderReadStatus to a C string.
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*
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* Using a OggFLAC__SeekableStreamDecoderReadStatus as the index to this array
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* will give the string equivalent. The contents should not be modified.
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*/
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extern OggFLAC_API const char * const OggFLAC__SeekableStreamDecoderReadStatusString[];
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/** Return values for the OggFLAC__SeekableStreamDecoder seek callback.
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*/
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typedef enum {
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OggFLAC__SEEKABLE_STREAM_DECODER_SEEK_STATUS_OK,
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/**< The seek was OK and decoding can continue. */
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OggFLAC__SEEKABLE_STREAM_DECODER_SEEK_STATUS_ERROR
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/**< An unrecoverable error occurred. The decoder will return from the process call. */
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} OggFLAC__SeekableStreamDecoderSeekStatus;
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/** Maps a OggFLAC__SeekableStreamDecoderSeekStatus to a C string.
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*
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* Using a OggFLAC__SeekableStreamDecoderSeekStatus as the index to this array
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* will give the string equivalent. The contents should not be modified.
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*/
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extern OggFLAC_API const char * const OggFLAC__SeekableStreamDecoderSeekStatusString[];
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/** Return values for the OggFLAC__SeekableStreamDecoder tell callback.
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*/
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typedef enum {
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OggFLAC__SEEKABLE_STREAM_DECODER_TELL_STATUS_OK,
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/**< The tell was OK and decoding can continue. */
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OggFLAC__SEEKABLE_STREAM_DECODER_TELL_STATUS_ERROR
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/**< An unrecoverable error occurred. The decoder will return from the process call. */
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} OggFLAC__SeekableStreamDecoderTellStatus;
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/** Maps a OggFLAC__SeekableStreamDecoderTellStatus to a C string.
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*
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* Using a OggFLAC__SeekableStreamDecoderTellStatus as the index to this array
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* will give the string equivalent. The contents should not be modified.
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*/
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extern OggFLAC_API const char * const OggFLAC__SeekableStreamDecoderTellStatusString[];
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/** Return values for the OggFLAC__SeekableStreamDecoder length callback.
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*/
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typedef enum {
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OggFLAC__SEEKABLE_STREAM_DECODER_LENGTH_STATUS_OK,
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/**< The length call was OK and decoding can continue. */
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OggFLAC__SEEKABLE_STREAM_DECODER_LENGTH_STATUS_ERROR
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/**< An unrecoverable error occurred. The decoder will return from the process call. */
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} OggFLAC__SeekableStreamDecoderLengthStatus;
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/** Maps a OggFLAC__SeekableStreamDecoderLengthStatus to a C string.
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*
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* Using a OggFLAC__SeekableStreamDecoderLengthStatus as the index to this array
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* will give the string equivalent. The contents should not be modified.
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*/
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extern OggFLAC_API const char * const OggFLAC__SeekableStreamDecoderLengthStatusString[];
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/***********************************************************************
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*
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* class OggFLAC__SeekableStreamDecoder : public FLAC__StreamDecoder
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*
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***********************************************************************/
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struct OggFLAC__SeekableStreamDecoderProtected;
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struct OggFLAC__SeekableStreamDecoderPrivate;
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/** The opaque structure definition for the seekable stream decoder type.
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* See the
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* \link oggflac_seekable_stream_decoder seekable stream decoder module \endlink
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* for a detailed description.
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*/
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typedef struct {
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struct OggFLAC__SeekableStreamDecoderProtected *protected_; /* avoid the C++ keyword 'protected' */
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struct OggFLAC__SeekableStreamDecoderPrivate *private_; /* avoid the C++ keyword 'private' */
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} OggFLAC__SeekableStreamDecoder;
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/** Signature for the read callback.
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* See OggFLAC__seekable_stream_decoder_set_read_callback()
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* and OggFLAC__StreamDecoderReadCallback for more info.
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*
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* \param decoder The decoder instance calling the callback.
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* \param buffer A pointer to a location for the callee to store
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* data to be decoded.
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* \param bytes A pointer to the size of the buffer.
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* \param client_data The callee's client data set through
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* OggFLAC__seekable_stream_decoder_set_client_data().
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* \retval FLAC__SeekableStreamDecoderReadStatus
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* The callee's return status.
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*/
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typedef OggFLAC__SeekableStreamDecoderReadStatus (*OggFLAC__SeekableStreamDecoderReadCallback)(const OggFLAC__SeekableStreamDecoder *decoder, FLAC__byte buffer[], unsigned *bytes, void *client_data);
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/** Signature for the seek callback.
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* See OggFLAC__seekable_stream_decoder_set_seek_callback() for more info.
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*
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* \param decoder The decoder instance calling the callback.
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* \param absolute_byte_offset The offset from the beginning of the stream
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* to seek to.
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* \param client_data The callee's client data set through
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* OggFLAC__seekable_stream_decoder_set_client_data().
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* \retval FLAC__SeekableStreamDecoderSeekStatus
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* The callee's return status.
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*/
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typedef OggFLAC__SeekableStreamDecoderSeekStatus (*OggFLAC__SeekableStreamDecoderSeekCallback)(const OggFLAC__SeekableStreamDecoder *decoder, FLAC__uint64 absolute_byte_offset, void *client_data);
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/** Signature for the tell callback.
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* See OggFLAC__seekable_stream_decoder_set_tell_callback() for more info.
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*
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* \param decoder The decoder instance calling the callback.
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* \param absolute_byte_offset A pointer to storage for the current offset
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* from the beginning of the stream.
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* \param client_data The callee's client data set through
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* OggFLAC__seekable_stream_decoder_set_client_data().
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* \retval FLAC__SeekableStreamDecoderTellStatus
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* The callee's return status.
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*/
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typedef OggFLAC__SeekableStreamDecoderTellStatus (*OggFLAC__SeekableStreamDecoderTellCallback)(const OggFLAC__SeekableStreamDecoder *decoder, FLAC__uint64 *absolute_byte_offset, void *client_data);
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/** Signature for the length callback.
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* See OggFLAC__seekable_stream_decoder_set_length_callback() for more info.
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*
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* \param decoder The decoder instance calling the callback.
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* \param stream_length A pointer to storage for the length of the stream
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* in bytes.
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* \param client_data The callee's client data set through
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* OggFLAC__seekable_stream_decoder_set_client_data().
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* \retval FLAC__SeekableStreamDecoderLengthStatus
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* The callee's return status.
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*/
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typedef OggFLAC__SeekableStreamDecoderLengthStatus (*OggFLAC__SeekableStreamDecoderLengthCallback)(const OggFLAC__SeekableStreamDecoder *decoder, FLAC__uint64 *stream_length, void *client_data);
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/** Signature for the EOF callback.
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* See OggFLAC__seekable_stream_decoder_set_eof_callback() for more info.
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*
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* \param decoder The decoder instance calling the callback.
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* \param client_data The callee's client data set through
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* OggFLAC__seekable_stream_decoder_set_client_data().
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* \retval FLAC__bool
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* \c true if the currently at the end of the stream, else \c false.
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*/
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typedef FLAC__bool (*OggFLAC__SeekableStreamDecoderEofCallback)(const OggFLAC__SeekableStreamDecoder *decoder, void *client_data);
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/** Signature for the write callback.
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* See OggFLAC__seekable_stream_decoder_set_write_callback()
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* and OggFLAC__StreamDecoderWriteCallback for more info.
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*
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* \param decoder The decoder instance calling the callback.
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* \param frame The description of the decoded frame.
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* \param buffer An array of pointers to decoded channels of data.
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* \param client_data The callee's client data set through
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* OggFLAC__seekable_stream_decoder_set_client_data().
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* \retval FLAC__StreamDecoderWriteStatus
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* The callee's return status.
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*/
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typedef FLAC__StreamDecoderWriteStatus (*OggFLAC__SeekableStreamDecoderWriteCallback)(const OggFLAC__SeekableStreamDecoder *decoder, const FLAC__Frame *frame, const FLAC__int32 * const buffer[], void *client_data);
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/** Signature for the metadata callback.
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* See OggFLAC__seekable_stream_decoder_set_metadata_callback()
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* and OggFLAC__StreamDecoderMetadataCallback for more info.
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*
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* \param decoder The decoder instance calling the callback.
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* \param metadata The decoded metadata block.
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* \param client_data The callee's client data set through
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* OggFLAC__seekable_stream_decoder_set_client_data().
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*/
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typedef void (*OggFLAC__SeekableStreamDecoderMetadataCallback)(const OggFLAC__SeekableStreamDecoder *decoder, const FLAC__StreamMetadata *metadata, void *client_data);
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/** Signature for the error callback.
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* See OggFLAC__seekable_stream_decoder_set_error_callback()
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* and OggFLAC__StreamDecoderErrorCallback for more info.
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*
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* \param decoder The decoder instance calling the callback.
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* \param status The error encountered by the decoder.
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* \param client_data The callee's client data set through
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* OggFLAC__seekable_stream_decoder_set_client_data().
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*/
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typedef void (*OggFLAC__SeekableStreamDecoderErrorCallback)(const OggFLAC__SeekableStreamDecoder *decoder, FLAC__StreamDecoderErrorStatus status, void *client_data);
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/***********************************************************************
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*
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* Class constructor/destructor
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*
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***********************************************************************/
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/** Create a new seekable stream decoder instance. The instance is created
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* with default settings; see the individual
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* OggFLAC__seekable_stream_decoder_set_*() functions for each setting's
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* default.
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*
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* \retval OggFLAC__SeekableStreamDecoder*
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* \c NULL if there was an error allocating memory, else the new instance.
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*/
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OggFLAC_API OggFLAC__SeekableStreamDecoder *OggFLAC__seekable_stream_decoder_new();
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/** Free a decoder instance. Deletes the object pointed to by \a decoder.
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*
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* \param decoder A pointer to an existing decoder.
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* \assert
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* \code decoder != NULL \endcode
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*/
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OggFLAC_API void OggFLAC__seekable_stream_decoder_delete(OggFLAC__SeekableStreamDecoder *decoder);
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/***********************************************************************
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*
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* Public class method prototypes
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*
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***********************************************************************/
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/** Set the "MD5 signature checking" flag.
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* This is inherited from FLAC__SeekableStreamDecoder; see
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* FLAC__seekable_stream_decoder_set_md5_checking().
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*
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* \default \c false
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* \param decoder A decoder instance to set.
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* \param value Flag value (see above).
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* \assert
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* \code decoder != NULL \endcode
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* \retval FLAC__bool
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* \c false if the decoder is already initialized, else \c true.
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*/
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OggFLAC_API FLAC__bool OggFLAC__seekable_stream_decoder_set_md5_checking(OggFLAC__SeekableStreamDecoder *decoder, FLAC__bool value);
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/** Set the read callback.
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* This is inherited from FLAC__SeekableStreamDecoder; see
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* FLAC__seekable_stream_decoder_set_read_callback().
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*
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* \note
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* The callback is mandatory and must be set before initialization.
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*
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* \default \c NULL
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* \param decoder A decoder instance to set.
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* \param value See above.
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* \assert
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* \code decoder != NULL \endcode
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* \code value != NULL \endcode
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* \retval FLAC__bool
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* \c false if the decoder is already initialized, else \c true.
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*/
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OggFLAC_API FLAC__bool OggFLAC__seekable_stream_decoder_set_read_callback(OggFLAC__SeekableStreamDecoder *decoder, OggFLAC__SeekableStreamDecoderReadCallback value);
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/** Set the seek callback.
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* This is inherited from FLAC__SeekableStreamDecoder; see
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* FLAC__seekable_stream_decoder_set_seek_callback().
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*
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* \note
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* The callback is mandatory and must be set before initialization.
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*
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* \default \c NULL
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* \param decoder A decoder instance to set.
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* \param value See above.
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* \assert
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* \code decoder != NULL \endcode
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* \code value != NULL \endcode
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* \retval FLAC__bool
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* \c false if the decoder is already initialized, else \c true.
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*/
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OggFLAC_API FLAC__bool OggFLAC__seekable_stream_decoder_set_seek_callback(OggFLAC__SeekableStreamDecoder *decoder, OggFLAC__SeekableStreamDecoderSeekCallback value);
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/** Set the tell callback.
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* This is inherited from FLAC__SeekableStreamDecoder; see
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* FLAC__seekable_stream_decoder_set_tell_callback().
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*
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* \note
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* The callback is mandatory and must be set before initialization.
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*
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* \default \c NULL
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* \param decoder A decoder instance to set.
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* \param value See above.
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* \assert
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* \code decoder != NULL \endcode
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* \code value != NULL \endcode
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* \retval FLAC__bool
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* \c false if the decoder is already initialized, else \c true.
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*/
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OggFLAC_API FLAC__bool OggFLAC__seekable_stream_decoder_set_tell_callback(OggFLAC__SeekableStreamDecoder *decoder, OggFLAC__SeekableStreamDecoderTellCallback value);
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/** Set the length callback.
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* This is inherited from FLAC__SeekableStreamDecoder; see
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* FLAC__seekable_stream_decoder_set_length_callback().
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*
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* \note
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* The callback is mandatory and must be set before initialization.
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*
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* \default \c NULL
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* \param decoder A decoder instance to set.
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* \param value See above.
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* \assert
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* \code decoder != NULL \endcode
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* \code value != NULL \endcode
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* \retval FLAC__bool
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* \c false if the decoder is already initialized, else \c true.
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*/
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OggFLAC_API FLAC__bool OggFLAC__seekable_stream_decoder_set_length_callback(OggFLAC__SeekableStreamDecoder *decoder, OggFLAC__SeekableStreamDecoderLengthCallback value);
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/** Set the eof callback.
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* This is inherited from FLAC__SeekableStreamDecoder; see
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* FLAC__seekable_stream_decoder_set_eof_callback().
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*
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* \note
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* The callback is mandatory and must be set before initialization.
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*
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* \default \c NULL
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* \param decoder A decoder instance to set.
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* \param value See above.
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* \assert
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* \code decoder != NULL \endcode
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* \code value != NULL \endcode
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* \retval FLAC__bool
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* \c false if the decoder is already initialized, else \c true.
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*/
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OggFLAC_API FLAC__bool OggFLAC__seekable_stream_decoder_set_eof_callback(OggFLAC__SeekableStreamDecoder *decoder, OggFLAC__SeekableStreamDecoderEofCallback value);
|
|
|
|
/** Set the write callback.
|
|
* This is inherited from FLAC__SeekableStreamDecoder; see
|
|
* FLAC__seekable_stream_decoder_set_write_callback().
|
|
*
|
|
* \note
|
|
* The callback is mandatory and must be set before initialization.
|
|
*
|
|
* \default \c NULL
|
|
* \param decoder A decoder instance to set.
|
|
* \param value See above.
|
|
* \assert
|
|
* \code decoder != NULL \endcode
|
|
* \code value != NULL \endcode
|
|
* \retval FLAC__bool
|
|
* \c false if the decoder is already initialized, else \c true.
|
|
*/
|
|
OggFLAC_API FLAC__bool OggFLAC__seekable_stream_decoder_set_write_callback(OggFLAC__SeekableStreamDecoder *decoder, OggFLAC__SeekableStreamDecoderWriteCallback value);
|
|
|
|
/** Set the metadata callback.
|
|
* This is inherited from FLAC__SeekableStreamDecoder; see
|
|
* FLAC__seekable_stream_decoder_set_metadata_callback().
|
|
*
|
|
* \note
|
|
* The callback is mandatory and must be set before initialization.
|
|
*
|
|
* \default \c NULL
|
|
* \param decoder A decoder instance to set.
|
|
* \param value See above.
|
|
* \assert
|
|
* \code decoder != NULL \endcode
|
|
* \code value != NULL \endcode
|
|
* \retval FLAC__bool
|
|
* \c false if the decoder is already initialized, else \c true.
|
|
*/
|
|
OggFLAC_API FLAC__bool OggFLAC__seekable_stream_decoder_set_metadata_callback(OggFLAC__SeekableStreamDecoder *decoder, OggFLAC__SeekableStreamDecoderMetadataCallback value);
|
|
|
|
/** Set the error callback.
|
|
* This is inherited from FLAC__SeekableStreamDecoder; see
|
|
* FLAC__seekable_stream_decoder_set_error_callback().
|
|
*
|
|
* \note
|
|
* The callback is mandatory and must be set before initialization.
|
|
*
|
|
* \default \c NULL
|
|
* \param decoder A decoder instance to set.
|
|
* \param value See above.
|
|
* \assert
|
|
* \code decoder != NULL \endcode
|
|
* \code value != NULL \endcode
|
|
* \retval FLAC__bool
|
|
* \c false if the decoder is already initialized, else \c true.
|
|
*/
|
|
OggFLAC_API FLAC__bool OggFLAC__seekable_stream_decoder_set_error_callback(OggFLAC__SeekableStreamDecoder *decoder, OggFLAC__SeekableStreamDecoderErrorCallback value);
|
|
|
|
/** Set the client data to be passed back to callbacks.
|
|
* This value will be supplied to callbacks in their \a client_data
|
|
* argument.
|
|
*
|
|
* \default \c NULL
|
|
* \param decoder A decoder instance to set.
|
|
* \param value See above.
|
|
* \assert
|
|
* \code decoder != NULL \endcode
|
|
* \retval FLAC__bool
|
|
* \c false if the decoder is already initialized, else \c true.
|
|
*/
|
|
OggFLAC_API FLAC__bool OggFLAC__seekable_stream_decoder_set_client_data(OggFLAC__SeekableStreamDecoder *decoder, void *value);
|
|
|
|
/** Set the serial number for the Ogg stream.
|
|
* The default behavior is to use the serial number of the first Ogg
|
|
* page. Setting a serial number here will explicitly specify which
|
|
* stream is to be decoded.
|
|
*
|
|
* \default \c use serial number of first page
|
|
* \param decoder A decoder instance to set.
|
|
* \param serial_number See above.
|
|
* \assert
|
|
* \code decoder != NULL \endcode
|
|
* \retval FLAC__bool
|
|
* \c false if the decoder is already initialized, else \c true.
|
|
*/
|
|
OggFLAC_API FLAC__bool OggFLAC__seekable_stream_decoder_set_serial_number(OggFLAC__SeekableStreamDecoder *decoder, long serial_number);
|
|
|
|
/** This is inherited from FLAC__SeekableStreamDecoder; see
|
|
* FLAC__seekable_stream_decoder_set_metadata_respond().
|
|
*
|
|
* \default By default, only the \c STREAMINFO block is returned via the
|
|
* metadata callback.
|
|
* \param decoder A decoder instance to set.
|
|
* \param type See above.
|
|
* \assert
|
|
* \code decoder != NULL \endcode
|
|
* \a type is valid
|
|
* \retval FLAC__bool
|
|
* \c false if the decoder is already initialized, else \c true.
|
|
*/
|
|
OggFLAC_API FLAC__bool OggFLAC__seekable_stream_decoder_set_metadata_respond(OggFLAC__SeekableStreamDecoder *decoder, FLAC__MetadataType type);
|
|
|
|
/** This is inherited from FLAC__SeekableStreamDecoder; see
|
|
* FLAC__seekable_stream_decoder_set_metadata_respond_application().
|
|
*
|
|
* \default By default, only the \c STREAMINFO block is returned via the
|
|
* metadata callback.
|
|
* \param decoder A decoder instance to set.
|
|
* \param id See above.
|
|
* \assert
|
|
* \code decoder != NULL \endcode
|
|
* \code id != NULL \endcode
|
|
* \retval FLAC__bool
|
|
* \c false if the decoder is already initialized, else \c true.
|
|
*/
|
|
OggFLAC_API FLAC__bool OggFLAC__seekable_stream_decoder_set_metadata_respond_application(OggFLAC__SeekableStreamDecoder *decoder, const FLAC__byte id[4]);
|
|
|
|
/** This is inherited from FLAC__SeekableStreamDecoder; see
|
|
* FLAC__seekable_stream_decoder_set_metadata_respond_all().
|
|
*
|
|
* \default By default, only the \c STREAMINFO block is returned via the
|
|
* metadata callback.
|
|
* \param decoder A decoder instance to set.
|
|
* \assert
|
|
* \code decoder != NULL \endcode
|
|
* \retval FLAC__bool
|
|
* \c false if the decoder is already initialized, else \c true.
|
|
*/
|
|
OggFLAC_API FLAC__bool OggFLAC__seekable_stream_decoder_set_metadata_respond_all(OggFLAC__SeekableStreamDecoder *decoder);
|
|
|
|
/** This is inherited from FLAC__SeekableStreamDecoder; see
|
|
* FLAC__seekable_stream_decoder_set_metadata_ignore().
|
|
*
|
|
* \default By default, only the \c STREAMINFO block is returned via the
|
|
* metadata callback.
|
|
* \param decoder A decoder instance to set.
|
|
* \param type See above.
|
|
* \assert
|
|
* \code decoder != NULL \endcode
|
|
* \a type is valid
|
|
* \retval FLAC__bool
|
|
* \c false if the decoder is already initialized, else \c true.
|
|
*/
|
|
OggFLAC_API FLAC__bool OggFLAC__seekable_stream_decoder_set_metadata_ignore(OggFLAC__SeekableStreamDecoder *decoder, FLAC__MetadataType type);
|
|
|
|
/** This is inherited from FLAC__SeekableStreamDecoder; see
|
|
* FLAC__seekable_stream_decoder_set_metadata_ignore_application().
|
|
*
|
|
* \default By default, only the \c STREAMINFO block is returned via the
|
|
* metadata callback.
|
|
* \param decoder A decoder instance to set.
|
|
* \param id See above.
|
|
* \assert
|
|
* \code decoder != NULL \endcode
|
|
* \code id != NULL \endcode
|
|
* \retval FLAC__bool
|
|
* \c false if the decoder is already initialized, else \c true.
|
|
*/
|
|
OggFLAC_API FLAC__bool OggFLAC__seekable_stream_decoder_set_metadata_ignore_application(OggFLAC__SeekableStreamDecoder *decoder, const FLAC__byte id[4]);
|
|
|
|
/** This is inherited from FLAC__SeekableStreamDecoder; see
|
|
* FLAC__seekable_stream_decoder_set_metadata_ignore_all().
|
|
*
|
|
* \default By default, only the \c STREAMINFO block is returned via the
|
|
* metadata callback.
|
|
* \param decoder A decoder instance to set.
|
|
* \assert
|
|
* \code decoder != NULL \endcode
|
|
* \retval FLAC__bool
|
|
* \c false if the decoder is already initialized, else \c true.
|
|
*/
|
|
OggFLAC_API FLAC__bool OggFLAC__seekable_stream_decoder_set_metadata_ignore_all(OggFLAC__SeekableStreamDecoder *decoder);
|
|
|
|
/** Get the current decoder state.
|
|
*
|
|
* \param decoder A decoder instance to query.
|
|
* \assert
|
|
* \code decoder != NULL \endcode
|
|
* \retval OggFLAC__SeekableStreamDecoderState
|
|
* The current decoder state.
|
|
*/
|
|
OggFLAC_API OggFLAC__SeekableStreamDecoderState OggFLAC__seekable_stream_decoder_get_state(const OggFLAC__SeekableStreamDecoder *decoder);
|
|
|
|
/** Get the state of the underlying stream decoder.
|
|
* Useful when the seekable stream decoder state is
|
|
* \c OggFLAC__SEEKABLE_STREAM_DECODER_STREAM_DECODER_ERROR.
|
|
*
|
|
* \param decoder A decoder instance to query.
|
|
* \assert
|
|
* \code decoder != NULL \endcode
|
|
* \retval OggFLAC__StreamDecoderState
|
|
* The stream decoder state.
|
|
*/
|
|
OggFLAC_API OggFLAC__StreamDecoderState OggFLAC__seekable_stream_decoder_get_stream_decoder_state(const OggFLAC__SeekableStreamDecoder *decoder);
|
|
|
|
/** Get the state of the underlying stream decoder's FLAC stream decoder.
|
|
* Useful when the seekable stream decoder state is
|
|
* \c OggFLAC__SEEKABLE_STREAM_DECODER_STREAM_DECODER_ERROR and the
|
|
* stream decoder state is \c OggFLAC__STREAM_DECODER_FLAC_STREAM_DECODER_ERROR
|
|
*
|
|
* \param decoder A decoder instance to query.
|
|
* \assert
|
|
* \code decoder != NULL \endcode
|
|
* \retval FLAC__StreamDecoderState
|
|
* The FLAC stream decoder state.
|
|
*/
|
|
OggFLAC_API FLAC__StreamDecoderState OggFLAC__seekable_stream_decoder_get_FLAC_stream_decoder_state(const OggFLAC__SeekableStreamDecoder *decoder);
|
|
|
|
/** Get the current decoder state as a C string.
|
|
* This version automatically resolves
|
|
* \c OggFLAC__SEEKABLE_STREAM_DECODER_STREAM_DECODER_ERROR
|
|
* by getting the stream decoder's state.
|
|
*
|
|
* \param decoder A decoder instance to query.
|
|
* \assert
|
|
* \code decoder != NULL \endcode
|
|
* \retval const char *
|
|
* The decoder state as a C string. Do not modify the contents.
|
|
*/
|
|
OggFLAC_API const char *OggFLAC__seekable_stream_decoder_get_resolved_state_string(const OggFLAC__SeekableStreamDecoder *decoder);
|
|
|
|
/** This is inherited from FLAC__SeekableStreamDecoder; see
|
|
* FLAC__seekable_stream_decoder_get_md5_checking().
|
|
*
|
|
* \param decoder A decoder instance to query.
|
|
* \assert
|
|
* \code decoder != NULL \endcode
|
|
* \retval FLAC__bool
|
|
* See above.
|
|
*/
|
|
OggFLAC_API FLAC__bool OggFLAC__seekable_stream_decoder_get_md5_checking(const OggFLAC__SeekableStreamDecoder *decoder);
|
|
|
|
/** This is inherited from FLAC__SeekableStreamDecoder; see
|
|
* FLAC__seekable_stream_decoder_get_channels().
|
|
*
|
|
* \param decoder A decoder instance to query.
|
|
* \assert
|
|
* \code decoder != NULL \endcode
|
|
* \retval unsigned
|
|
* See above.
|
|
*/
|
|
OggFLAC_API unsigned OggFLAC__seekable_stream_decoder_get_channels(const OggFLAC__SeekableStreamDecoder *decoder);
|
|
|
|
/** This is inherited from FLAC__SeekableStreamDecoder; see
|
|
* FLAC__seekable_stream_decoder_get_channel_assignment().
|
|
*
|
|
* \param decoder A decoder instance to query.
|
|
* \assert
|
|
* \code decoder != NULL \endcode
|
|
* \retval OggFLAC__ChannelAssignment
|
|
* See above.
|
|
*/
|
|
OggFLAC_API FLAC__ChannelAssignment OggFLAC__seekable_stream_decoder_get_channel_assignment(const OggFLAC__SeekableStreamDecoder *decoder);
|
|
|
|
/** This is inherited from FLAC__SeekableStreamDecoder; see
|
|
* FLAC__seekable_stream_decoder_get_bits_per_sample().
|
|
*
|
|
* \param decoder A decoder instance to query.
|
|
* \assert
|
|
* \code decoder != NULL \endcode
|
|
* \retval unsigned
|
|
* See above.
|
|
*/
|
|
OggFLAC_API unsigned OggFLAC__seekable_stream_decoder_get_bits_per_sample(const OggFLAC__SeekableStreamDecoder *decoder);
|
|
|
|
/** This is inherited from FLAC__SeekableStreamDecoder; see
|
|
* FLAC__seekable_stream_decoder_get_sample_rate().
|
|
*
|
|
* \param decoder A decoder instance to query.
|
|
* \assert
|
|
* \code decoder != NULL \endcode
|
|
* \retval unsigned
|
|
* See above.
|
|
*/
|
|
OggFLAC_API unsigned OggFLAC__seekable_stream_decoder_get_sample_rate(const OggFLAC__SeekableStreamDecoder *decoder);
|
|
|
|
/** This is inherited from FLAC__SeekableStreamDecoder; see
|
|
* FLAC__seekable_stream_decoder_get_blocksize().
|
|
*
|
|
* \param decoder A decoder instance to query.
|
|
* \assert
|
|
* \code decoder != NULL \endcode
|
|
* \retval unsigned
|
|
* See above.
|
|
*/
|
|
OggFLAC_API unsigned OggFLAC__seekable_stream_decoder_get_blocksize(const OggFLAC__SeekableStreamDecoder *decoder);
|
|
|
|
/** Initialize the decoder instance.
|
|
* Should be called after OggFLAC__seekable_stream_decoder_new() and
|
|
* OggFLAC__seekable_stream_decoder_set_*() but before any of the
|
|
* OggFLAC__seekable_stream_decoder_process_*() functions. Will set and return
|
|
* the decoder state, which will be OggFLAC__SEEKABLE_STREAM_DECODER_OK
|
|
* if initialization succeeded.
|
|
*
|
|
* \param decoder An uninitialized decoder instance.
|
|
* \assert
|
|
* \code decoder != NULL \endcode
|
|
* \retval OggFLAC__SeekableStreamDecoderState
|
|
* \c OggFLAC__SEEKABLE_STREAM_DECODER_OK if initialization was
|
|
* successful; see OggFLAC__SeekableStreamDecoderState for the meanings
|
|
* of other return values.
|
|
*/
|
|
OggFLAC_API OggFLAC__SeekableStreamDecoderState OggFLAC__seekable_stream_decoder_init(OggFLAC__SeekableStreamDecoder *decoder);
|
|
|
|
/** Finish the decoding process.
|
|
* Flushes the decoding buffer, releases resources, resets the decoder
|
|
* settings to their defaults, and returns the decoder state to
|
|
* OggFLAC__SEEKABLE_STREAM_DECODER_UNINITIALIZED.
|
|
*
|
|
* In the event of a prematurely-terminated decode, it is not strictly
|
|
* necessary to call this immediately before
|
|
* OggFLAC__seekable_stream_decoder_delete() but it is good practice to match
|
|
* every OggFLAC__seekable_stream_decoder_init() with a
|
|
* OggFLAC__seekable_stream_decoder_finish().
|
|
*
|
|
* \param decoder An uninitialized decoder instance.
|
|
* \assert
|
|
* \code decoder != NULL \endcode
|
|
* \retval FLAC__bool
|
|
* \c false if MD5 checking is on AND a STREAMINFO block was available
|
|
* AND the MD5 signature in the STREAMINFO block was non-zero AND the
|
|
* signature does not match the one computed by the decoder; else
|
|
* \c true.
|
|
*/
|
|
OggFLAC_API FLAC__bool OggFLAC__seekable_stream_decoder_finish(OggFLAC__SeekableStreamDecoder *decoder);
|
|
|
|
/** This is inherited from FLAC__SeekableStreamDecoder; see
|
|
* FLAC__seekable_stream_decoder_flush().
|
|
*
|
|
* \param decoder A decoder instance.
|
|
* \assert
|
|
* \code decoder != NULL \endcode
|
|
* \retval FLAC__bool
|
|
* \c true if successful, else \c false if a memory allocation
|
|
* or stream decoder error occurs.
|
|
*/
|
|
OggFLAC_API FLAC__bool OggFLAC__seekable_stream_decoder_flush(OggFLAC__SeekableStreamDecoder *decoder);
|
|
|
|
/** This is inherited from FLAC__SeekableStreamDecoder; see
|
|
* FLAC__seekable_stream_decoder_reset().
|
|
*
|
|
* \param decoder A decoder instance.
|
|
* \assert
|
|
* \code decoder != NULL \endcode
|
|
* \retval FLAC__bool
|
|
* \c true if successful, else \c false if a memory allocation
|
|
* or stream decoder error occurs.
|
|
*/
|
|
OggFLAC_API FLAC__bool OggFLAC__seekable_stream_decoder_reset(OggFLAC__SeekableStreamDecoder *decoder);
|
|
|
|
/** This is inherited from FLAC__SeekableStreamDecoder; see
|
|
* FLAC__seekable_stream_decoder_process_single().
|
|
*
|
|
* \param decoder A decoder instance.
|
|
* \assert
|
|
* \code decoder != NULL \endcode
|
|
* \retval FLAC__bool
|
|
* See above.
|
|
*/
|
|
OggFLAC_API FLAC__bool OggFLAC__seekable_stream_decoder_process_single(OggFLAC__SeekableStreamDecoder *decoder);
|
|
|
|
/** This is inherited from FLAC__SeekableStreamDecoder; see
|
|
* FLAC__seekable_stream_decoder_process_until_end_of_metadata().
|
|
*
|
|
* \param decoder A decoder instance.
|
|
* \assert
|
|
* \code decoder != NULL \endcode
|
|
* \retval FLAC__bool
|
|
* See above.
|
|
*/
|
|
OggFLAC_API FLAC__bool OggFLAC__seekable_stream_decoder_process_until_end_of_metadata(OggFLAC__SeekableStreamDecoder *decoder);
|
|
|
|
/** This is inherited from FLAC__SeekableStreamDecoder; see
|
|
* FLAC__seekable_stream_decoder_process_until_end_of_stream().
|
|
*
|
|
* \param decoder A decoder instance.
|
|
* \assert
|
|
* \code decoder != NULL \endcode
|
|
* \retval FLAC__bool
|
|
* See above.
|
|
*/
|
|
OggFLAC_API FLAC__bool OggFLAC__seekable_stream_decoder_process_until_end_of_stream(OggFLAC__SeekableStreamDecoder *decoder);
|
|
|
|
/** This is inherited from FLAC__SeekableStreamDecoder; see
|
|
* FLAC__seekable_stream_decoder_seek_absolute().
|
|
*
|
|
* \param decoder A decoder instance.
|
|
* \param sample The target sample number to seek to.
|
|
* \assert
|
|
* \code decoder != NULL \endcode
|
|
* \retval FLAC__bool
|
|
* \c true if successful, else \c false.
|
|
*/
|
|
OggFLAC_API FLAC__bool OggFLAC__seekable_stream_decoder_seek_absolute(OggFLAC__SeekableStreamDecoder *decoder, FLAC__uint64 sample);
|
|
|
|
/* \} */
|
|
|
|
#ifdef __cplusplus
|
|
}
|
|
#endif
|
|
|
|
#endif
|