stream_encoder.h
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上传日期:2014-04-03
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文件大小:32k
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Windows CE
开发平台:
C/C++
- /* libOggFLAC - Free Lossless Audio Codec + Ogg library
- * Copyright (C) 2002,2003,2004,2005 Josh Coalson
- *
- * Redistribution and use in source and binary forms, with or without
- * modification, are permitted provided that the following conditions
- * are met:
- *
- * - Redistributions of source code must retain the above copyright
- * notice, this list of conditions and the following disclaimer.
- *
- * - Redistributions in binary form must reproduce the above copyright
- * notice, this list of conditions and the following disclaimer in the
- * documentation and/or other materials provided with the distribution.
- *
- * - Neither the name of the Xiph.org Foundation nor the names of its
- * contributors may be used to endorse or promote products derived from
- * this software without specific prior written permission.
- *
- * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
- * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
- * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
- * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR
- * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
- * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
- * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
- * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
- * LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
- * NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
- * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
- */
- #ifndef OggFLAC__STREAM_ENCODER_H
- #define OggFLAC__STREAM_ENCODER_H
- #include "export.h"
- #include "FLAC/stream_encoder.h"
- #ifdef __cplusplus
- extern "C" {
- #endif
- /** file include/OggFLAC/stream_encoder.h
- *
- * brief
- * This module contains the functions which implement the stream
- * encoder.
- *
- * See the detailed documentation in the
- * link oggflac_stream_encoder stream encoder endlink module.
- */
- /** defgroup oggflac_encoder OggFLAC/ *_encoder.h: encoder interfaces
- * ingroup oggflac
- *
- * brief
- * This module describes the three encoder layers provided by libOggFLAC.
- *
- * libOggFLAC currently provides the same three layers of access as libFLAC;
- * the interfaces are nearly identical, with the addition of a method for
- * specifying the Ogg serial number. See the link flac_encoder FLAC
- * encoder module endlink for full documentation.
- */
- /** defgroup oggflac_stream_encoder OggFLAC/stream_encoder.h: stream encoder interface
- * ingroup oggflac_encoder
- *
- * brief
- * This module contains the functions which implement the stream
- * encoder. The Ogg stream encoder is derived
- * from the FLAC stream encoder.
- *
- * The interface here is nearly identical to FLAC's stream encoder,
- * including the callbacks, with the addition of
- * OggFLAC__stream_encoder_set_serial_number(). See the
- * link flac_stream_encoder FLAC stream encoder module endlink
- * for full documentation.
- *
- * {
- */
- /** State values for an OggFLAC__StreamEncoder
- *
- * The encoder's state can be obtained by calling OggFLAC__stream_encoder_get_state().
- */
- typedef enum {
- OggFLAC__STREAM_ENCODER_OK = 0,
- /**< The encoder is in the normal OK state. */
- OggFLAC__STREAM_ENCODER_OGG_ERROR,
- /**< An error occurred in the underlying Ogg layer. */
- OggFLAC__STREAM_ENCODER_FLAC_STREAM_ENCODER_ERROR,
- /**< An error occurred in the underlying FLAC stream encoder;
- * check OggFLAC__stream_encoder_get_FLAC_stream_encoder_state().
- */
- OggFLAC__STREAM_ENCODER_INVALID_CALLBACK,
- /**< The encoder was initialized before setting all the required callbacks. */
- OggFLAC__STREAM_ENCODER_MEMORY_ALLOCATION_ERROR,
- /**< Memory allocation failed. */
- OggFLAC__STREAM_ENCODER_ALREADY_INITIALIZED,
- /**< OggFLAC__stream_encoder_init() was called when the encoder was
- * already initialized, usually because
- * OggFLAC__stream_encoder_finish() was not called.
- */
- OggFLAC__STREAM_ENCODER_UNINITIALIZED
- /**< The encoder is in the uninitialized state. */
- } OggFLAC__StreamEncoderState;
- /** Maps an OggFLAC__StreamEncoderState to a C string.
- *
- * Using an OggFLAC__StreamEncoderState as the index to this array
- * will give the string equivalent. The contents should not be modified.
- */
- extern OggFLAC_API const char * const OggFLAC__StreamEncoderStateString[];
- /***********************************************************************
- *
- * class OggFLAC__StreamEncoder
- *
- ***********************************************************************/
- struct OggFLAC__StreamEncoderProtected;
- struct OggFLAC__StreamEncoderPrivate;
- /** The opaque structure definition for the stream encoder type.
- * See the link oggflac_stream_encoder stream encoder module endlink
- * for a detailed description.
- */
- typedef struct {
- struct OggFLAC__StreamEncoderProtected *protected_; /* avoid the C++ keyword 'protected' */
- struct OggFLAC__StreamEncoderPrivate *private_; /* avoid the C++ keyword 'private' */
- } OggFLAC__StreamEncoder;
- /** Signature for the write callback.
- * See OggFLAC__stream_encoder_set_write_callback()
- * and FLAC__StreamEncoderWriteCallback for more info.
- *
- * param encoder The encoder instance calling the callback.
- * param buffer An array of encoded data of length a bytes.
- * param bytes The byte length of a buffer.
- * param samples The number of samples encoded by a buffer.
- * c 0 has a special meaning; see
- * OggFLAC__stream_encoder_set_write_callback().
- * param current_frame The number of current frame being encoded.
- * param client_data The callee's client data set through
- * OggFLAC__stream_encoder_set_client_data().
- * retval FLAC__StreamEncoderWriteStatus
- * The callee's return status.
- */
- typedef FLAC__StreamEncoderWriteStatus (*OggFLAC__StreamEncoderWriteCallback)(const OggFLAC__StreamEncoder *encoder, const FLAC__byte buffer[], unsigned bytes, unsigned samples, unsigned current_frame, void *client_data);
- /** Signature for the metadata callback.
- * See OggFLAC__stream_encoder_set_metadata_callback()
- * and FLAC__stream_encoder_set_metadata_callback() for more info.
- *
- * param encoder The encoder instance calling the callback.
- * param metadata The final populated STREAMINFO block.
- * param client_data The callee's client data set through
- * FLAC__stream_encoder_set_client_data().
- */
- typedef void (*OggFLAC__StreamEncoderMetadataCallback)(const OggFLAC__StreamEncoder *encoder, const FLAC__StreamMetadata *metadata, void *client_data);
- /***********************************************************************
- *
- * Class constructor/destructor
- *
- ***********************************************************************/
- /** Create a new stream encoder instance. The instance is created with
- * default settings; see the individual OggFLAC__stream_encoder_set_*()
- * functions for each setting's default.
- *
- * retval OggFLAC__StreamEncoder*
- * c NULL if there was an error allocating memory, else the new instance.
- */
- OggFLAC_API OggFLAC__StreamEncoder *OggFLAC__stream_encoder_new();
- /** Free an encoder instance. Deletes the object pointed to by a encoder.
- *
- * param encoder A pointer to an existing encoder.
- * assert
- * code encoder != NULL endcode
- */
- OggFLAC_API void OggFLAC__stream_encoder_delete(OggFLAC__StreamEncoder *encoder);
- /***********************************************************************
- *
- * Public class method prototypes
- *
- ***********************************************************************/
- /** Set the serial number for the FLAC stream.
- *
- * note
- * It is recommended to set a serial number explicitly as the default of '0'
- * may collide with other streams.
- *
- * default c 0
- * param encoder An encoder instance to set.
- * param serial_number See above.
- * assert
- * code encoder != NULL endcode
- * retval FLAC__bool
- * c false if the encoder is already initialized, else c true.
- */
- OggFLAC_API FLAC__bool OggFLAC__stream_encoder_set_serial_number(OggFLAC__StreamEncoder *encoder, long serial_number);
- /** This is inherited from FLAC__StreamEncoder; see FLAC__stream_encoder_set_verify()
- *
- * default c false
- * param encoder An encoder instance to set.
- * param value Flag value (see above).
- * assert
- * code encoder != NULL endcode
- * retval FLAC__bool
- * c false if the encoder is already initialized, else c true.
- */
- OggFLAC_API FLAC__bool OggFLAC__stream_encoder_set_verify(OggFLAC__StreamEncoder *encoder, FLAC__bool value);
- /** This is inherited from FLAC__StreamEncoder; see FLAC__stream_encoder_set_streamable_subset()
- *
- * default c true
- * param encoder An encoder instance to set.
- * param value Flag value (see above).
- * assert
- * code encoder != NULL endcode
- * retval FLAC__bool
- * c false if the encoder is already initialized, else c true.
- */
- OggFLAC_API FLAC__bool OggFLAC__stream_encoder_set_streamable_subset(OggFLAC__StreamEncoder *encoder, FLAC__bool value);
- /** This is inherited from FLAC__StreamEncoder; see FLAC__stream_encoder_set_do_mid_side_stereo()
- *
- * default c false
- * param encoder An encoder instance to set.
- * param value Flag value (see above).
- * assert
- * code encoder != NULL endcode
- * retval FLAC__bool
- * c false if the encoder is already initialized, else c true.
- */
- OggFLAC_API FLAC__bool OggFLAC__stream_encoder_set_do_mid_side_stereo(OggFLAC__StreamEncoder *encoder, FLAC__bool value);
- /** This is inherited from FLAC__StreamEncoder; see FLAC__stream_encoder_set_loose_mid_side_stereo()
- *
- * default c false
- * param encoder An encoder instance to set.
- * param value Flag value (see above).
- * assert
- * code encoder != NULL endcode
- * retval FLAC__bool
- * c false if the encoder is already initialized, else c true.
- */
- OggFLAC_API FLAC__bool OggFLAC__stream_encoder_set_loose_mid_side_stereo(OggFLAC__StreamEncoder *encoder, FLAC__bool value);
- /** This is inherited from FLAC__StreamEncoder; see FLAC__stream_encoder_set_channels()
- *
- * default c 2
- * param encoder An encoder instance to set.
- * param value See above.
- * assert
- * code encoder != NULL endcode
- * retval FLAC__bool
- * c false if the encoder is already initialized, else c true.
- */
- OggFLAC_API FLAC__bool OggFLAC__stream_encoder_set_channels(OggFLAC__StreamEncoder *encoder, unsigned value);
- /** This is inherited from FLAC__StreamEncoder; see FLAC__stream_encoder_set_bits_per_sample()
- *
- * default c 16
- * param encoder An encoder instance to set.
- * param value See above.
- * assert
- * code encoder != NULL endcode
- * retval FLAC__bool
- * c false if the encoder is already initialized, else c true.
- */
- OggFLAC_API FLAC__bool OggFLAC__stream_encoder_set_bits_per_sample(OggFLAC__StreamEncoder *encoder, unsigned value);
- /** This is inherited from FLAC__StreamEncoder; see FLAC__stream_encoder_set_sample_rate()
- *
- * default c 44100
- * param encoder An encoder instance to set.
- * param value See above.
- * assert
- * code encoder != NULL endcode
- * retval FLAC__bool
- * c false if the encoder is already initialized, else c true.
- */
- OggFLAC_API FLAC__bool OggFLAC__stream_encoder_set_sample_rate(OggFLAC__StreamEncoder *encoder, unsigned value);
- /** This is inherited from FLAC__StreamEncoder; see FLAC__stream_encoder_set_blocksize()
- *
- * default c 1152
- * param encoder An encoder instance to set.
- * param value See above.
- * assert
- * code encoder != NULL endcode
- * retval FLAC__bool
- * c false if the encoder is already initialized, else c true.
- */
- OggFLAC_API FLAC__bool OggFLAC__stream_encoder_set_blocksize(OggFLAC__StreamEncoder *encoder, unsigned value);
- /** This is inherited from FLAC__StreamEncoder; see FLAC__stream_encoder_set_max_lpc_order()
- *
- * default c 0
- * param encoder An encoder instance to set.
- * param value See above.
- * assert
- * code encoder != NULL endcode
- * retval FLAC__bool
- * c false if the encoder is already initialized, else c true.
- */
- OggFLAC_API FLAC__bool OggFLAC__stream_encoder_set_max_lpc_order(OggFLAC__StreamEncoder *encoder, unsigned value);
- /** This is inherited from FLAC__StreamEncoder; see FLAC__stream_encoder_set_qlp_coeff_precision()
- *
- * default c 0
- * param encoder An encoder instance to set.
- * param value See above.
- * assert
- * code encoder != NULL endcode
- * retval FLAC__bool
- * c false if the encoder is already initialized, else c true.
- */
- OggFLAC_API FLAC__bool OggFLAC__stream_encoder_set_qlp_coeff_precision(OggFLAC__StreamEncoder *encoder, unsigned value);
- /** This is inherited from FLAC__StreamEncoder; see FLAC__stream_encoder_set_qlp_coeff_prec_search()
- *
- * default c false
- * param encoder An encoder instance to set.
- * param value See above.
- * assert
- * code encoder != NULL endcode
- * retval FLAC__bool
- * c false if the encoder is already initialized, else c true.
- */
- OggFLAC_API FLAC__bool OggFLAC__stream_encoder_set_do_qlp_coeff_prec_search(OggFLAC__StreamEncoder *encoder, FLAC__bool value);
- /** This is inherited from FLAC__StreamEncoder; see FLAC__stream_encoder_set_do_escape_coding()
- *
- * default c false
- * param encoder An encoder instance to set.
- * param value See above.
- * assert
- * code encoder != NULL endcode
- * retval FLAC__bool
- * c false if the encoder is already initialized, else c true.
- */
- OggFLAC_API FLAC__bool OggFLAC__stream_encoder_set_do_escape_coding(OggFLAC__StreamEncoder *encoder, FLAC__bool value);
- /** This is inherited from FLAC__StreamEncoder; see FLAC__stream_encoder_set_do_exhaustive_model_search()
- *
- * default c false
- * param encoder An encoder instance to set.
- * param value See above.
- * assert
- * code encoder != NULL endcode
- * retval FLAC__bool
- * c false if the encoder is already initialized, else c true.
- */
- OggFLAC_API FLAC__bool OggFLAC__stream_encoder_set_do_exhaustive_model_search(OggFLAC__StreamEncoder *encoder, FLAC__bool value);
- /** This is inherited from FLAC__StreamEncoder; see FLAC__stream_encoder_set_min_residual_partition_order()
- *
- * default c 0
- * param encoder An encoder instance to set.
- * param value See above.
- * assert
- * code encoder != NULL endcode
- * retval FLAC__bool
- * c false if the encoder is already initialized, else c true.
- */
- OggFLAC_API FLAC__bool OggFLAC__stream_encoder_set_min_residual_partition_order(OggFLAC__StreamEncoder *encoder, unsigned value);
- /** This is inherited from FLAC__StreamEncoder; see FLAC__stream_encoder_set_max_residual_partition_order()
- *
- * default c 0
- * param encoder An encoder instance to set.
- * param value See above.
- * assert
- * code encoder != NULL endcode
- * retval FLAC__bool
- * c false if the encoder is already initialized, else c true.
- */
- OggFLAC_API FLAC__bool OggFLAC__stream_encoder_set_max_residual_partition_order(OggFLAC__StreamEncoder *encoder, unsigned value);
- /** This is inherited from FLAC__StreamEncoder; see FLAC__stream_encoder_set_rice_parameter_search_dist()
- *
- * default c 0
- * param encoder An encoder instance to set.
- * param value See above.
- * assert
- * code encoder != NULL endcode
- * retval FLAC__bool
- * c false if the encoder is already initialized, else c true.
- */
- OggFLAC_API FLAC__bool OggFLAC__stream_encoder_set_rice_parameter_search_dist(OggFLAC__StreamEncoder *encoder, unsigned value);
- /** This is inherited from FLAC__StreamEncoder; see FLAC__stream_encoder_set_total_samples_estimate()
- *
- * default c 0
- * param encoder An encoder instance to set.
- * param value See above.
- * assert
- * code encoder != NULL endcode
- * retval FLAC__bool
- * c false if the encoder is already initialized, else c true.
- */
- OggFLAC_API FLAC__bool OggFLAC__stream_encoder_set_total_samples_estimate(OggFLAC__StreamEncoder *encoder, FLAC__uint64 value);
- /** This is inherited from FLAC__StreamEncoder; see FLAC__stream_encoder_set_metadata()
- *
- * note The Ogg FLAC mapping requires that the VORBIS_COMMENT block be
- * the second metadata block of the stream. The encoder already supplies
- * the STREAMINFO block automatically. If a metadata does not contain a
- * VORBIS_COMMENT block, the encoder will supply that too. Otherwise, if
- * a metadata does contain a VORBIS_COMMENT block and it is not the
- * first, this function will reorder a metadata by moving the
- * VORBIS_COMMENT block to the front; the relative ordering of the other
- * blocks will remain as they were.
- *
- * note The Ogg FLAC mapping limits the number of metadata blocks per
- * stream to c 65535. If a num_blocks exceeds this the function will
- * return c false.
- *
- * default c NULL, 0
- * param encoder An encoder instance to set.
- * param metadata See above.
- * param num_blocks See above.
- * assert
- * code encoder != NULL endcode
- * retval FLAC__bool
- * c false if the encoder is already initialized, or if
- * a num_blocks > 65535, else c true.
- */
- OggFLAC_API FLAC__bool OggFLAC__stream_encoder_set_metadata(OggFLAC__StreamEncoder *encoder, FLAC__StreamMetadata **metadata, unsigned num_blocks);
- /** Set the write callback.
- * This is inherited from FLAC__StreamEncoder; see
- * FLAC__stream_encoder_set_write_callback().
- *
- * note
- * Unlike the FLAC stream encoder write callback, the Ogg stream
- * encoder write callback will be called twice when writing audio
- * frames; once for the page header, and once for the page body.
- * When writing the page header, the a samples argument to the
- * write callback will be c 0.
- *
- * note
- * The callback is mandatory and must be set before initialization.
- *
- * default c NULL
- * param encoder An encoder instance to set.
- * param value See above.
- * assert
- * code encoder != NULL endcode
- * code value != NULL endcode
- * retval FLAC__bool
- * c false if the encoder is already initialized, else c true.
- */
- OggFLAC_API FLAC__bool OggFLAC__stream_encoder_set_write_callback(OggFLAC__StreamEncoder *encoder, OggFLAC__StreamEncoderWriteCallback value);
- /** Set the metadata callback.
- * This is inherited from FLAC__StreamEncoder; see
- * FLAC__stream_encoder_set_metadata_callback().
- *
- * note
- * The callback is mandatory and must be set before initialization.
- *
- * default c NULL
- * param encoder An encoder instance to set.
- * param value See above.
- * assert
- * code encoder != NULL endcode
- * code value != NULL endcode
- * retval FLAC__bool
- * c false if the encoder is already initialized, else c true.
- */
- OggFLAC_API FLAC__bool OggFLAC__stream_encoder_set_metadata_callback(OggFLAC__StreamEncoder *encoder, OggFLAC__StreamEncoderMetadataCallback 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 encoder An encoder instance to set.
- * param value See above.
- * assert
- * code encoder != NULL endcode
- * retval FLAC__bool
- * c false if the encoder is already initialized, else c true.
- */
- OggFLAC_API FLAC__bool OggFLAC__stream_encoder_set_client_data(OggFLAC__StreamEncoder *encoder, void *value);
- /** Get the current encoder state.
- *
- * param encoder An encoder instance to query.
- * assert
- * code encoder != NULL endcode
- * retval OggFLAC__StreamEncoderState
- * The current encoder state.
- */
- OggFLAC_API OggFLAC__StreamEncoderState OggFLAC__stream_encoder_get_state(const OggFLAC__StreamEncoder *encoder);
- /** Get the state of the underlying FLAC stream encoder.
- * Useful when the stream encoder state is
- * c OggFLAC__STREAM_ENCODER_FLAC_STREAM_ENCODER_ERROR.
- *
- * param encoder An encoder instance to query.
- * assert
- * code encoder != NULL endcode
- * retval FLAC__StreamEncoderState
- * The FLAC stream encoder state.
- */
- OggFLAC_API FLAC__StreamEncoderState OggFLAC__stream_encoder_get_FLAC_stream_encoder_state(const OggFLAC__StreamEncoder *encoder);
- /** Get the state of the underlying FLAC stream encoder's verify decoder.
- * Useful when the stream encoder state is
- * 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 the current encoder state as a C string.
- * This version automatically resolves
- * c OggFLAC__STREAM_ENCODER_FLAC_STREAM_ENCODER_ERROR by getting the
- * FLAC stream encoder's state.
- *
- * param encoder A encoder instance to query.
- * assert
- * code encoder != NULL endcode
- * retval const char *
- * The encoder state as a C string. Do not modify the contents.
- */
- OggFLAC_API const char *OggFLAC__stream_encoder_get_resolved_state_string(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