753 lines
29 KiB
C
753 lines
29 KiB
C
/* libOggFLAC - Free Lossless Audio Codec + Ogg library
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* Copyright (C) 2002 Josh Coalson
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Library General Public
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* License as published by the Free Software Foundation; either
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* version 2 of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Library General Public License for more details.
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*
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* You should have received a copy of the GNU Library General Public
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* License along with this library; if not, write to the
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* Free Software Foundation, Inc., 59 Temple Place - Suite 330,
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* Boston, MA 02111-1307, USA.
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*/
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#ifndef OggFLAC__STREAM_ENCODER_H
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#define OggFLAC__STREAM_ENCODER_H
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#include "export.h"
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#include "FLAC/stream_encoder.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/stream_encoder.h
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*
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* \brief
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* This module contains the functions which implement the stream
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* encoder.
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*
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* See the detailed documentation in the
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* \link oggflac_stream_encoder stream encoder \endlink module.
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*/
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/** \defgroup oggflac_encoder OggFLAC/ *_encoder.h: encoder interfaces
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* \ingroup oggflac
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*
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* \brief
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* This module describes the encoder layers provided by libOggFLAC.
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*
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* libOggFLAC currently provides the same stream layer access as libFLAC;
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* the interface is nearly identical. See the \link flac_encoder FLAC
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* encoder module \endlink for full documentation.
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*/
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/** \defgroup oggflac_stream_encoder OggFLAC/stream_encoder.h: stream encoder interface
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* \ingroup oggflac_encoder
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*
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* \brief
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* This module contains the functions which implement the stream
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* encoder.
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*
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* The interface here is nearly identical to FLAC's stream encoder,
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* including the callbacks. See the \link flac_stream_encoder
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* FLAC stream encoder module \endlink for full documentation.
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*
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* \{
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*/
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/** State values for an OggFLAC__StreamEncoder
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*
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* The encoder's state can be obtained by calling OggFLAC__stream_encoder_get_state().
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*/
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typedef enum {
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OggFLAC__STREAM_ENCODER_OK = 0,
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/**< The encoder is in the normal OK state. */
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OggFLAC__STREAM_ENCODER_OGG_ERROR,
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/**< An error occurred in the underlying Ogg layer. */
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OggFLAC__STREAM_ENCODER_FLAC_STREAM_ENCODER_ERROR,
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/**< An error occurred in the underlying FLAC stream encoder;
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* check OggFLAC__stream_encoder_get_FLAC_stream_encoder_state().
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*/
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OggFLAC__STREAM_ENCODER_INVALID_CALLBACK,
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/**< The encoder was initialized before setting all the required callbacks. */
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OggFLAC__STREAM_ENCODER_MEMORY_ALLOCATION_ERROR,
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/**< Memory allocation failed. */
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OggFLAC__STREAM_ENCODER_ALREADY_INITIALIZED,
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/**< OggFLAC__stream_encoder_init() was called when the encoder was
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* already initialized, usually because
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* OggFLAC__stream_encoder_finish() was not called.
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*/
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OggFLAC__STREAM_ENCODER_UNINITIALIZED
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/**< The encoder is in the uninitialized state. */
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} OggFLAC__StreamEncoderState;
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/** Maps an OggFLAC__StreamEncoderState to a C string.
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*
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* Using an OggFLAC__StreamEncoderState 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__StreamEncoderStateString[];
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/***********************************************************************
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*
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* class OggFLAC__StreamEncoder
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*
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***********************************************************************/
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struct OggFLAC__StreamEncoderProtected;
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struct OggFLAC__StreamEncoderPrivate;
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/** The opaque structure definition for the stream encoder type.
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* See the \link oggflac_stream_encoder stream encoder 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__StreamEncoderProtected *protected_; /* avoid the C++ keyword 'protected' */
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struct OggFLAC__StreamEncoderPrivate *private_; /* avoid the C++ keyword 'private' */
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} OggFLAC__StreamEncoder;
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/** Signature for the write callback.
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* See OggFLAC__stream_encoder_set_write_callback()
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* and FLAC__StreamEncoderWriteCallback for more info.
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*
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* \param encoder The encoder instance calling the callback.
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* \param buffer An array of encoded data of length \a bytes.
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* \param bytes The byte length of \a buffer.
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* \param samples The number of samples encoded by \a buffer.
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* \c 0 has a special meaning; see
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* OggFLAC__stream_encoder_set_write_callback().
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* \param current_frame The number of current frame being encoded.
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* \param client_data The callee's client data set through
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* OggFLAC__stream_encoder_set_client_data().
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* \retval FLAC__StreamEncoderWriteStatus
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* The callee's return status.
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*/
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typedef FLAC__StreamEncoderWriteStatus (*OggFLAC__StreamEncoderWriteCallback)(const OggFLAC__StreamEncoder *encoder, const FLAC__byte buffer[], unsigned bytes, unsigned samples, unsigned current_frame, 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 stream encoder instance. The instance is created with
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* default settings; see the individual OggFLAC__stream_encoder_set_*()
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* functions for each setting's default.
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*
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* \retval OggFLAC__StreamEncoder*
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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__StreamEncoder *OggFLAC__stream_encoder_new();
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/** Free an encoder instance. Deletes the object pointed to by \a encoder.
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*
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* \param encoder A pointer to an existing encoder.
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* \assert
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* \code encoder != NULL \endcode
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*/
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OggFLAC_API void OggFLAC__stream_encoder_delete(OggFLAC__StreamEncoder *encoder);
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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 serial number for the FLAC stream.
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*
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* \default \c NULL, 0
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* \param encoder An encoder instance to set.
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* \param serial_number See above.
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* \assert
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* \code encoder != NULL \endcode
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* \retval FLAC__bool
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* \c false if the encoder is already initialized, else \c true.
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*/
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OggFLAC_API FLAC__bool OggFLAC__stream_encoder_set_serial_number(OggFLAC__StreamEncoder *encoder, long serial_number);
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/** This is inherited from FLAC__StreamEncoder; see FLAC__stream_encoder_set_verify()
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*
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* \default \c false
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* \param encoder An encoder instance to set.
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* \param value Flag value (see above).
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* \assert
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* \code encoder != NULL \endcode
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* \retval FLAC__bool
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* \c false if the encoder is already initialized, else \c true.
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*/
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OggFLAC_API FLAC__bool OggFLAC__stream_encoder_set_verify(OggFLAC__StreamEncoder *encoder, FLAC__bool value);
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/** This is inherited from FLAC__StreamEncoder; see FLAC__stream_encoder_set_streamable_subset()
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*
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* \default \c true
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* \param encoder An encoder instance to set.
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* \param value Flag value (see above).
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* \assert
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* \code encoder != NULL \endcode
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* \retval FLAC__bool
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* \c false if the encoder is already initialized, else \c true.
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*/
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OggFLAC_API FLAC__bool OggFLAC__stream_encoder_set_streamable_subset(OggFLAC__StreamEncoder *encoder, FLAC__bool value);
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/** This is inherited from FLAC__StreamEncoder; see FLAC__stream_encoder_set_do_mid_side_stereo()
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*
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* \default \c false
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* \param encoder An encoder instance to set.
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* \param value Flag value (see above).
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* \assert
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* \code encoder != NULL \endcode
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* \retval FLAC__bool
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* \c false if the encoder is already initialized, else \c true.
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*/
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OggFLAC_API FLAC__bool OggFLAC__stream_encoder_set_do_mid_side_stereo(OggFLAC__StreamEncoder *encoder, FLAC__bool value);
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/** This is inherited from FLAC__StreamEncoder; see FLAC__stream_encoder_set_loose_mid_side_stereo()
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*
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* \default \c false
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* \param encoder An encoder instance to set.
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* \param value Flag value (see above).
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* \assert
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* \code encoder != NULL \endcode
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* \retval FLAC__bool
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* \c false if the encoder is already initialized, else \c true.
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*/
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OggFLAC_API FLAC__bool OggFLAC__stream_encoder_set_loose_mid_side_stereo(OggFLAC__StreamEncoder *encoder, FLAC__bool value);
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/** This is inherited from FLAC__StreamEncoder; see FLAC__stream_encoder_set_channels()
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*
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* \default \c 2
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* \param encoder An encoder instance to set.
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* \param value See above.
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* \assert
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* \code encoder != NULL \endcode
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* \retval FLAC__bool
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* \c false if the encoder is already initialized, else \c true.
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*/
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OggFLAC_API FLAC__bool OggFLAC__stream_encoder_set_channels(OggFLAC__StreamEncoder *encoder, unsigned value);
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/** This is inherited from FLAC__StreamEncoder; see FLAC__stream_encoder_set_bits_per_sample()
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*
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* \default \c 16
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* \param encoder An encoder instance to set.
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* \param value See above.
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* \assert
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* \code encoder != NULL \endcode
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* \retval FLAC__bool
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* \c false if the encoder is already initialized, else \c true.
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*/
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OggFLAC_API FLAC__bool OggFLAC__stream_encoder_set_bits_per_sample(OggFLAC__StreamEncoder *encoder, unsigned value);
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/** This is inherited from FLAC__StreamEncoder; see FLAC__stream_encoder_set_sample_rate()
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*
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* \default \c 44100
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* \param encoder An encoder instance to set.
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* \param value See above.
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* \assert
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* \code encoder != NULL \endcode
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* \retval FLAC__bool
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* \c false if the encoder is already initialized, else \c true.
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*/
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OggFLAC_API FLAC__bool OggFLAC__stream_encoder_set_sample_rate(OggFLAC__StreamEncoder *encoder, unsigned value);
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/** This is inherited from FLAC__StreamEncoder; see FLAC__stream_encoder_set_blocksize()
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*
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* \default \c 1152
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* \param encoder An encoder instance to set.
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* \param value See above.
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* \assert
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* \code encoder != NULL \endcode
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* \retval FLAC__bool
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* \c false if the encoder is already initialized, else \c true.
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*/
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OggFLAC_API FLAC__bool OggFLAC__stream_encoder_set_blocksize(OggFLAC__StreamEncoder *encoder, unsigned value);
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/** This is inherited from FLAC__StreamEncoder; see FLAC__stream_encoder_set_max_lpc_order()
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*
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* \default \c 0
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* \param encoder An encoder instance to set.
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* \param value See above.
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* \assert
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* \code encoder != NULL \endcode
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* \retval FLAC__bool
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* \c false if the encoder is already initialized, else \c true.
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*/
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OggFLAC_API FLAC__bool OggFLAC__stream_encoder_set_max_lpc_order(OggFLAC__StreamEncoder *encoder, unsigned value);
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/** This is inherited from FLAC__StreamEncoder; see FLAC__stream_encoder_set_qlp_coeff_precision()
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*
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* \default \c 0
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* \param encoder An encoder instance to set.
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* \param value See above.
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* \assert
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* \code encoder != NULL \endcode
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* \retval FLAC__bool
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* \c false if the encoder is already initialized, else \c true.
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*/
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OggFLAC_API FLAC__bool OggFLAC__stream_encoder_set_qlp_coeff_precision(OggFLAC__StreamEncoder *encoder, unsigned value);
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/** This is inherited from FLAC__StreamEncoder; see FLAC__stream_encoder_set_qlp_coeff_prec_search()
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*
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* \default \c false
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* \param encoder An encoder instance to set.
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* \param value See above.
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* \assert
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* \code encoder != NULL \endcode
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* \retval FLAC__bool
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* \c false if the encoder is already initialized, else \c true.
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*/
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OggFLAC_API FLAC__bool OggFLAC__stream_encoder_set_do_qlp_coeff_prec_search(OggFLAC__StreamEncoder *encoder, FLAC__bool value);
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/** This is inherited from FLAC__StreamEncoder; see FLAC__stream_encoder_set_do_escape_coding()
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*
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* \default \c false
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* \param encoder An encoder instance to set.
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* \param value See above.
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* \assert
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* \code encoder != NULL \endcode
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* \retval FLAC__bool
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* \c false if the encoder is already initialized, else \c true.
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*/
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OggFLAC_API FLAC__bool OggFLAC__stream_encoder_set_do_escape_coding(OggFLAC__StreamEncoder *encoder, FLAC__bool value);
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/** This is inherited from FLAC__StreamEncoder; see FLAC__stream_encoder_set_do_exhaustive_model_search()
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*
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* \default \c false
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* \param encoder An encoder instance to set.
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* \param value See above.
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* \assert
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* \code encoder != NULL \endcode
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* \retval FLAC__bool
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* \c false if the encoder is already initialized, else \c true.
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*/
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OggFLAC_API FLAC__bool OggFLAC__stream_encoder_set_do_exhaustive_model_search(OggFLAC__StreamEncoder *encoder, FLAC__bool value);
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/** This is inherited from FLAC__StreamEncoder; see FLAC__stream_encoder_set_min_residual_partition_order()
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*
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* \default \c 0
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* \param encoder An encoder instance to set.
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* \param value See above.
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* \assert
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* \code encoder != NULL \endcode
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* \retval FLAC__bool
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* \c false if the encoder is already initialized, else \c true.
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*/
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OggFLAC_API FLAC__bool OggFLAC__stream_encoder_set_min_residual_partition_order(OggFLAC__StreamEncoder *encoder, unsigned value);
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/** This is inherited from FLAC__StreamEncoder; see FLAC__stream_encoder_set_max_residual_partition_order()
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*
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* \default \c 0
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* \param encoder An encoder instance to set.
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* \param value See above.
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* \assert
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* \code encoder != NULL \endcode
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* \retval FLAC__bool
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* \c false if the encoder is already initialized, else \c true.
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*/
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OggFLAC_API FLAC__bool OggFLAC__stream_encoder_set_max_residual_partition_order(OggFLAC__StreamEncoder *encoder, unsigned value);
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/** This is inherited from FLAC__StreamEncoder; see FLAC__stream_encoder_set_rice_parameter_search_dist()
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*
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* \default \c 0
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* \param encoder An encoder instance to set.
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* \param value See above.
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* \assert
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* \code encoder != NULL \endcode
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* \retval FLAC__bool
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* \c false if the encoder is already initialized, else \c true.
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*/
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OggFLAC_API FLAC__bool OggFLAC__stream_encoder_set_rice_parameter_search_dist(OggFLAC__StreamEncoder *encoder, unsigned value);
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/** This is inherited from FLAC__StreamEncoder; see FLAC__stream_encoder_set_total_samples_estimate()
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*
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* \default \c 0
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* \param encoder An encoder instance to set.
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* \param value See above.
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* \assert
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* \code encoder != NULL \endcode
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* \retval FLAC__bool
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* \c false if the encoder is already initialized, else \c true.
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*/
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OggFLAC_API FLAC__bool OggFLAC__stream_encoder_set_total_samples_estimate(OggFLAC__StreamEncoder *encoder, FLAC__uint64 value);
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/** This is inherited from FLAC__StreamEncoder; see FLAC__stream_encoder_set_metadata()
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*
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* \default \c NULL, 0
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* \param encoder An encoder instance to set.
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* \param metadata See above.
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* \param num_blocks See above.
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* \assert
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* \code encoder != NULL \endcode
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* \retval FLAC__bool
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* \c false if the encoder is already initialized, else \c true.
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*/
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OggFLAC_API FLAC__bool OggFLAC__stream_encoder_set_metadata(OggFLAC__StreamEncoder *encoder, FLAC__StreamMetadata **metadata, unsigned num_blocks);
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/** Set the write callback.
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* This is inherited from FLAC__StreamEncoder; see
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* FLAC__stream_encoder_set_write_callback().
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*
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* \note
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* Unlike the FLAC stream encoder write callback, the Ogg stream
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* encoder write callback will be called twice when writing audio
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* frames; once for the page header, and once for the page body.
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* When writing the page header, the \a samples argument to the
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* write callback will be \c 0.
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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 encoder An encoder instance to set.
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* \param value See above.
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* \assert
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* \code encoder != 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 encoder is already initialized, else \c true.
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*/
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OggFLAC_API FLAC__bool OggFLAC__stream_encoder_set_write_callback(OggFLAC__StreamEncoder *encoder, OggFLAC__StreamEncoderWriteCallback value);
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/** Set the client data to be passed back to callbacks.
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* This value will be supplied to callbacks in their \a client_data
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* argument.
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*
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* \default \c NULL
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* \param encoder An encoder instance to set.
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* \param value See above.
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* \assert
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* \code encoder != NULL \endcode
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* \retval FLAC__bool
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* \c false if the encoder is already initialized, else \c true.
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*/
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OggFLAC_API FLAC__bool OggFLAC__stream_encoder_set_client_data(OggFLAC__StreamEncoder *encoder, void *value);
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/** Get the current encoder state.
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*
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* \param encoder An encoder instance to query.
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* \assert
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* \code encoder != NULL \endcode
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* \retval OggFLAC__StreamEncoderState
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* The current encoder state.
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*/
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OggFLAC_API OggFLAC__StreamEncoderState OggFLAC__stream_encoder_get_state(const OggFLAC__StreamEncoder *encoder);
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/** Get the state of the underlying FLAC stream encoder.
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* Useful when the stream encoder state is
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* \c OggFLAC__STREAM_ENCODER_FLAC_STREAM_ENCODER_ERROR.
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*
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* \param encoder An encoder instance to query.
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* \assert
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* \code encoder != NULL \endcode
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* \retval FLAC__StreamEncoderState
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* The FLAC stream encoder state.
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*/
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OggFLAC_API FLAC__StreamEncoderState OggFLAC__stream_encoder_get_FLAC_stream_encoder_state(const OggFLAC__StreamEncoder *encoder);
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/** Get the state of the underlying FLAC stream encoder's verify decoder.
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* Useful when the stream encoder state is
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* \c OggFLAC__STREAM_ENCODER_FLAC_STREAM_ENCODER_ERROR and the
|
|
* FLAC encoder state is \c FLAC__STREAM_ENCODER_VERIFY_DECODER_ERROR.
|
|
*
|
|
* \param encoder An encoder instance to query.
|
|
* \assert
|
|
* \code encoder != NULL \endcode
|
|
* \retval FLAC__StreamDecoderState
|
|
* The FLAC verify decoder state.
|
|
*/
|
|
OggFLAC_API FLAC__StreamDecoderState OggFLAC__stream_encoder_get_verify_decoder_state(const OggFLAC__StreamEncoder *encoder);
|
|
|
|
/** Get relevant values about the nature of a verify decoder error.
|
|
* Inherited from FLAC__stream_encoder_get_verify_decoder_error_stats().
|
|
* Useful when the stream encoder state is
|
|
* \c OggFLAC__STREAM_ENCODER_FLAC_STREAM_ENCODER_ERROR and the
|
|
* FLAC stream encoder state is
|
|
* \c FLAC__STREAM_ENCODER_VERIFY_DECODER_ERROR.
|
|
*
|
|
* \param encoder An encoder instance to query.
|
|
* \param absolute_sample The absolute sample number of the mismatch.
|
|
* \param frame_number The number of the frame in which the mismatch occurred.
|
|
* \param channel The channel in which the mismatch occurred.
|
|
* \param sample The number of the sample (relative to the frame) in
|
|
* which the mismatch occurred.
|
|
* \param expected The expected value for the sample in question.
|
|
* \param got The actual value returned by the decoder.
|
|
* \assert
|
|
* \code encoder != NULL \endcode
|
|
* \code absolute_sample != NULL \endcode
|
|
* \code frame_number != NULL \endcode
|
|
* \code channel != NULL \endcode
|
|
* \code sample != NULL \endcode
|
|
* \code expected != NULL \endcode
|
|
*/
|
|
OggFLAC_API void OggFLAC__stream_encoder_get_verify_decoder_error_stats(const OggFLAC__StreamEncoder *encoder, FLAC__uint64 *absolute_sample, unsigned *frame_number, unsigned *channel, unsigned *sample, FLAC__int32 *expected, FLAC__int32 *got);
|
|
|
|
/** This is inherited from FLAC__StreamEncoder; see FLAC__stream_encoder_get_verify()
|
|
*
|
|
* \param encoder An encoder instance to query.
|
|
* \assert
|
|
* \code encoder != NULL \endcode
|
|
* \retval FLAC__bool
|
|
* See OggFLAC__stream_encoder_set_verify().
|
|
*/
|
|
OggFLAC_API FLAC__bool OggFLAC__stream_encoder_get_verify(const OggFLAC__StreamEncoder *encoder);
|
|
|
|
/** This is inherited from FLAC__StreamEncoder; see FLAC__stream_encoder_get_streamable_subset()
|
|
*
|
|
* \param encoder An encoder instance to query.
|
|
* \assert
|
|
* \code encoder != NULL \endcode
|
|
* \retval FLAC__bool
|
|
* See OggFLAC__stream_encoder_set_streamable_subset().
|
|
*/
|
|
OggFLAC_API FLAC__bool OggFLAC__stream_encoder_get_streamable_subset(const OggFLAC__StreamEncoder *encoder);
|
|
|
|
/** This is inherited from FLAC__StreamEncoder; see FLAC__stream_encoder_get_do_mid_side_stereo()
|
|
*
|
|
* \param encoder An encoder instance to query.
|
|
* \assert
|
|
* \code encoder != NULL \endcode
|
|
* \retval FLAC__bool
|
|
* See OggFLAC__stream_encoder_get_do_mid_side_stereo().
|
|
*/
|
|
OggFLAC_API FLAC__bool OggFLAC__stream_encoder_get_do_mid_side_stereo(const OggFLAC__StreamEncoder *encoder);
|
|
|
|
/** This is inherited from FLAC__StreamEncoder; see FLAC__stream_encoder_get_loose_mid_side_stereo()
|
|
*
|
|
* \param encoder An encoder instance to query.
|
|
* \assert
|
|
* \code encoder != NULL \endcode
|
|
* \retval FLAC__bool
|
|
* See OggFLAC__stream_encoder_set_loose_mid_side_stereo().
|
|
*/
|
|
OggFLAC_API FLAC__bool OggFLAC__stream_encoder_get_loose_mid_side_stereo(const OggFLAC__StreamEncoder *encoder);
|
|
|
|
/** This is inherited from FLAC__StreamEncoder; see FLAC__stream_encoder_get_channels()
|
|
*
|
|
* \param encoder An encoder instance to query.
|
|
* \assert
|
|
* \code encoder != NULL \endcode
|
|
* \retval unsigned
|
|
* See OggFLAC__stream_encoder_set_channels().
|
|
*/
|
|
OggFLAC_API unsigned OggFLAC__stream_encoder_get_channels(const OggFLAC__StreamEncoder *encoder);
|
|
|
|
/** This is inherited from FLAC__StreamEncoder; see FLAC__stream_encoder_get_bits_per_sample()
|
|
*
|
|
* \param encoder An encoder instance to query.
|
|
* \assert
|
|
* \code encoder != NULL \endcode
|
|
* \retval unsigned
|
|
* See OggFLAC__stream_encoder_set_bits_per_sample().
|
|
*/
|
|
OggFLAC_API unsigned OggFLAC__stream_encoder_get_bits_per_sample(const OggFLAC__StreamEncoder *encoder);
|
|
|
|
/** This is inherited from FLAC__StreamEncoder; see FLAC__stream_encoder_get_sample_rate()
|
|
*
|
|
* \param encoder An encoder instance to query.
|
|
* \assert
|
|
* \code encoder != NULL \endcode
|
|
* \retval unsigned
|
|
* See OggFLAC__stream_encoder_set_sample_rate().
|
|
*/
|
|
OggFLAC_API unsigned OggFLAC__stream_encoder_get_sample_rate(const OggFLAC__StreamEncoder *encoder);
|
|
|
|
/** This is inherited from FLAC__StreamEncoder; see FLAC__stream_encoder_get_blocksize()
|
|
*
|
|
* \param encoder An encoder instance to query.
|
|
* \assert
|
|
* \code encoder != NULL \endcode
|
|
* \retval unsigned
|
|
* See OggFLAC__stream_encoder_set_blocksize().
|
|
*/
|
|
OggFLAC_API unsigned OggFLAC__stream_encoder_get_blocksize(const OggFLAC__StreamEncoder *encoder);
|
|
|
|
/** This is inherited from FLAC__StreamEncoder; see FLAC__stream_encoder_get_max_lpc_order()
|
|
*
|
|
* \param encoder An encoder instance to query.
|
|
* \assert
|
|
* \code encoder != NULL \endcode
|
|
* \retval unsigned
|
|
* See OggFLAC__stream_encoder_set_max_lpc_order().
|
|
*/
|
|
OggFLAC_API unsigned OggFLAC__stream_encoder_get_max_lpc_order(const OggFLAC__StreamEncoder *encoder);
|
|
|
|
/** This is inherited from FLAC__StreamEncoder; see FLAC__stream_encoder_get_qlp_coeff_precision()
|
|
*
|
|
* \param encoder An encoder instance to query.
|
|
* \assert
|
|
* \code encoder != NULL \endcode
|
|
* \retval unsigned
|
|
* See OggFLAC__stream_encoder_set_qlp_coeff_precision().
|
|
*/
|
|
OggFLAC_API unsigned OggFLAC__stream_encoder_get_qlp_coeff_precision(const OggFLAC__StreamEncoder *encoder);
|
|
|
|
/** This is inherited from FLAC__StreamEncoder; see FLAC__stream_encoder_get_do_qlp_coeff_prec_search()
|
|
*
|
|
* \param encoder An encoder instance to query.
|
|
* \assert
|
|
* \code encoder != NULL \endcode
|
|
* \retval FLAC__bool
|
|
* See OggFLAC__stream_encoder_set_do_qlp_coeff_prec_search().
|
|
*/
|
|
OggFLAC_API FLAC__bool OggFLAC__stream_encoder_get_do_qlp_coeff_prec_search(const OggFLAC__StreamEncoder *encoder);
|
|
|
|
/** This is inherited from FLAC__StreamEncoder; see FLAC__stream_encoder_get_do_escape_coding()
|
|
*
|
|
* \param encoder An encoder instance to query.
|
|
* \assert
|
|
* \code encoder != NULL \endcode
|
|
* \retval FLAC__bool
|
|
* See OggFLAC__stream_encoder_set_do_escape_coding().
|
|
*/
|
|
OggFLAC_API FLAC__bool OggFLAC__stream_encoder_get_do_escape_coding(const OggFLAC__StreamEncoder *encoder);
|
|
|
|
/** This is inherited from FLAC__StreamEncoder; see FLAC__stream_encoder_get_do_exhaustive_model_search()
|
|
*
|
|
* \param encoder An encoder instance to query.
|
|
* \assert
|
|
* \code encoder != NULL \endcode
|
|
* \retval FLAC__bool
|
|
* See OggFLAC__stream_encoder_set_do_exhaustive_model_search().
|
|
*/
|
|
OggFLAC_API FLAC__bool OggFLAC__stream_encoder_get_do_exhaustive_model_search(const OggFLAC__StreamEncoder *encoder);
|
|
|
|
/** This is inherited from FLAC__StreamEncoder; see FLAC__stream_encoder_get_min_residual_partition_order()
|
|
*
|
|
* \param encoder An encoder instance to query.
|
|
* \assert
|
|
* \code encoder != NULL \endcode
|
|
* \retval unsigned
|
|
* See OggFLAC__stream_encoder_set_min_residual_partition_order().
|
|
*/
|
|
OggFLAC_API unsigned OggFLAC__stream_encoder_get_min_residual_partition_order(const OggFLAC__StreamEncoder *encoder);
|
|
|
|
/** This is inherited from FLAC__StreamEncoder; see FLAC__stream_encoder_get_man_residual_partition_order()
|
|
*
|
|
* \param encoder An encoder instance to query.
|
|
* \assert
|
|
* \code encoder != NULL \endcode
|
|
* \retval unsigned
|
|
* See OggFLAC__stream_encoder_set_max_residual_partition_order().
|
|
*/
|
|
OggFLAC_API unsigned OggFLAC__stream_encoder_get_max_residual_partition_order(const OggFLAC__StreamEncoder *encoder);
|
|
|
|
/** This is inherited from FLAC__StreamEncoder; see FLAC__stream_encoder_get_rice_parameter_search_dist()
|
|
*
|
|
* \param encoder An encoder instance to query.
|
|
* \assert
|
|
* \code encoder != NULL \endcode
|
|
* \retval unsigned
|
|
* See OggFLAC__stream_encoder_set_rice_parameter_search_dist().
|
|
*/
|
|
OggFLAC_API unsigned OggFLAC__stream_encoder_get_rice_parameter_search_dist(const OggFLAC__StreamEncoder *encoder);
|
|
|
|
/** This is inherited from FLAC__StreamEncoder; see FLAC__stream_encoder_get_total_samples_estimate()
|
|
*
|
|
* \param encoder An encoder instance to set.
|
|
* \assert
|
|
* \code encoder != NULL \endcode
|
|
* \retval FLAC__uint64
|
|
* See OggFLAC__stream_encoder_get_total_samples_estimate().
|
|
*/
|
|
OggFLAC_API FLAC__uint64 OggFLAC__stream_encoder_get_total_samples_estimate(const OggFLAC__StreamEncoder *encoder);
|
|
|
|
/** Initialize the encoder instance.
|
|
* Should be called after OggFLAC__stream_encoder_new() and
|
|
* OggFLAC__stream_encoder_set_*() but before OggFLAC__stream_encoder_process()
|
|
* or OggFLAC__stream_encoder_process_interleaved(). Will set and return
|
|
* the encoder state, which will be OggFLAC__STREAM_ENCODER_OK if
|
|
* initialization succeeded.
|
|
*
|
|
* The call to OggFLAC__stream_encoder_init() currently will also immediately
|
|
* call the write callback several times, once with the \c fLaC signature,
|
|
* and once for each encoded metadata block.
|
|
*
|
|
* \param encoder An uninitialized encoder instance.
|
|
* \assert
|
|
* \code encoder != NULL \endcode
|
|
* \retval OggFLAC__StreamEncoderState
|
|
* \c OggFLAC__STREAM_ENCODER_OK if initialization was successful; see
|
|
* OggFLAC__StreamEncoderState for the meanings of other return values.
|
|
*/
|
|
OggFLAC_API OggFLAC__StreamEncoderState OggFLAC__stream_encoder_init(OggFLAC__StreamEncoder *encoder);
|
|
|
|
/** Finish the encoding process.
|
|
* Flushes the encoding buffer, releases resources, resets the encoder
|
|
* settings to their defaults, and returns the encoder state to
|
|
* OggFLAC__STREAM_ENCODER_UNINITIALIZED. Note that this can generate
|
|
* one or more write callbacks before returning.
|
|
*
|
|
* In the event of a prematurely-terminated encode, it is not strictly
|
|
* necessary to call this immediately before OggFLAC__stream_encoder_delete()
|
|
* but it is good practice to match every OggFLAC__stream_encoder_init()
|
|
* with an OggFLAC__stream_encoder_finish().
|
|
*
|
|
* \param encoder An uninitialized encoder instance.
|
|
* \assert
|
|
* \code encoder != NULL \endcode
|
|
*/
|
|
OggFLAC_API void OggFLAC__stream_encoder_finish(OggFLAC__StreamEncoder *encoder);
|
|
|
|
/** Submit data for encoding.
|
|
* This is inherited from FLAC__StreamEncoder; see FLAC__stream_encoder_process().
|
|
*
|
|
* \param encoder An initialized encoder instance in the OK state.
|
|
* \param buffer An array of pointers to each channel's signal.
|
|
* \param samples The number of samples in one channel.
|
|
* \assert
|
|
* \code encoder != NULL \endcode
|
|
* \code OggFLAC__stream_encoder_get_state(encoder) == OggFLAC__STREAM_ENCODER_OK \endcode
|
|
* \retval FLAC__bool
|
|
* \c true if successful, else \c false; in this case, check the
|
|
* encoder state with OggFLAC__stream_encoder_get_state() to see what
|
|
* went wrong.
|
|
*/
|
|
OggFLAC_API FLAC__bool OggFLAC__stream_encoder_process(OggFLAC__StreamEncoder *encoder, const FLAC__int32 * const buffer[], unsigned samples);
|
|
|
|
/** Submit data for encoding.
|
|
* This is inherited from FLAC__StreamEncoder; see FLAC__stream_encoder_process_interleaved().
|
|
*
|
|
* \param encoder An initialized encoder instance in the OK state.
|
|
* \param buffer An array of channel-interleaved data (see above).
|
|
* \param samples The number of samples in one channel, the same as for
|
|
* OggFLAC__stream_encoder_process(). For example, if
|
|
* encoding two channels, \c 1000 \a samples corresponds
|
|
* to a \a buffer of 2000 values.
|
|
* \assert
|
|
* \code encoder != NULL \endcode
|
|
* \code OggFLAC__stream_encoder_get_state(encoder) == OggFLAC__STREAM_ENCODER_OK \endcode
|
|
* \retval FLAC__bool
|
|
* \c true if successful, else \c false; in this case, check the
|
|
* encoder state with OggFLAC__stream_encoder_get_state() to see what
|
|
* went wrong.
|
|
*/
|
|
OggFLAC_API FLAC__bool OggFLAC__stream_encoder_process_interleaved(OggFLAC__StreamEncoder *encoder, const FLAC__int32 buffer[], unsigned samples);
|
|
|
|
/* \} */
|
|
|
|
#ifdef __cplusplus
|
|
}
|
|
#endif
|
|
|
|
#endif
|