stream_decoder.c File Reference

#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <sys/stat.h>
#include <sys/types.h>
#include <retro_miscellaneous.h>
#include "include/share/compat.h"
#include "include/FLAC/assert.h"
#include "include/share/alloc.h"
#include "include/protected/stream_decoder.h"
#include "include/private/bitreader.h"
#include "include/private/bitmath.h"
#include "include/private/cpu.h"
#include "include/private/crc.h"
#include "include/private/fixed.h"
#include "include/private/format.h"
#include "include/private/lpc.h"
#include "include/private/md5.h"
#include "include/private/memory.h"
#include "include/private/macros.h"

Include dependency graph for stream_decoder.c:

Classes
struct	FLAC__StreamDecoderPrivate

Typedefs
typedef struct FLAC__StreamDecoderPrivate	FLAC__StreamDecoderPrivate

Functions
static void	set_defaults_ (FLAC__StreamDecoder *decoder)
static FILE *	get_binary_stdin_ (void)
static FLAC__bool	allocate_output_ (FLAC__StreamDecoder *decoder, unsigned size, unsigned channels)
static FLAC__bool	has_id_filtered_ (FLAC__StreamDecoder *decoder, FLAC__byte *id)
static FLAC__bool	find_metadata_ (FLAC__StreamDecoder *decoder)
static FLAC__bool	read_metadata_ (FLAC__StreamDecoder *decoder)
static FLAC__bool	read_metadata_streaminfo_ (FLAC__StreamDecoder *decoder, FLAC__bool is_last, unsigned length)
static FLAC__bool	read_metadata_seektable_ (FLAC__StreamDecoder *decoder, FLAC__bool is_last, unsigned length)
static FLAC__bool	read_metadata_vorbiscomment_ (FLAC__StreamDecoder *decoder, FLAC__StreamMetadata_VorbisComment *obj, unsigned length)
static FLAC__bool	read_metadata_cuesheet_ (FLAC__StreamDecoder *decoder, FLAC__StreamMetadata_CueSheet *obj)
static FLAC__bool	read_metadata_picture_ (FLAC__StreamDecoder *decoder, FLAC__StreamMetadata_Picture *obj)
static FLAC__bool	skip_id3v2_tag_ (FLAC__StreamDecoder *decoder)
static FLAC__bool	frame_sync_ (FLAC__StreamDecoder *decoder)
static FLAC__bool	read_frame_ (FLAC__StreamDecoder *decoder, FLAC__bool *got_a_frame, FLAC__bool do_full_decode)
static FLAC__bool	read_frame_header_ (FLAC__StreamDecoder *decoder)
static FLAC__bool	read_subframe_ (FLAC__StreamDecoder *decoder, unsigned channel, unsigned bps, FLAC__bool do_full_decode)
static FLAC__bool	read_subframe_constant_ (FLAC__StreamDecoder *decoder, unsigned channel, unsigned bps, FLAC__bool do_full_decode)
static FLAC__bool	read_subframe_fixed_ (FLAC__StreamDecoder *decoder, unsigned channel, unsigned bps, const unsigned order, FLAC__bool do_full_decode)
static FLAC__bool	read_subframe_lpc_ (FLAC__StreamDecoder *decoder, unsigned channel, unsigned bps, const unsigned order, FLAC__bool do_full_decode)
static FLAC__bool	read_subframe_verbatim_ (FLAC__StreamDecoder *decoder, unsigned channel, unsigned bps, FLAC__bool do_full_decode)
static FLAC__bool	read_residual_partitioned_rice_ (FLAC__StreamDecoder *decoder, unsigned predictor_order, unsigned partition_order, FLAC__EntropyCodingMethod_PartitionedRiceContents *partitioned_rice_contents, FLAC__int32 *residual, FLAC__bool is_extended)
static FLAC__bool	read_zero_padding_ (FLAC__StreamDecoder *decoder)
static FLAC__bool	read_callback_ (FLAC__byte buffer[], size_t *bytes, void *client_data)
static FLAC__StreamDecoderWriteStatus	write_audio_frame_to_client_ (FLAC__StreamDecoder *decoder, const FLAC__Frame *frame, const FLAC__int32 *const buffer[])
static void	send_error_to_client_ (const FLAC__StreamDecoder *decoder, FLAC__StreamDecoderErrorStatus status)
static FLAC__bool	seek_to_absolute_sample_ (FLAC__StreamDecoder *decoder, FLAC__uint64 stream_length, FLAC__uint64 target_sample)
static FLAC__StreamDecoderReadStatus	file_read_callback_ (const FLAC__StreamDecoder *decoder, FLAC__byte buffer[], size_t *bytes, void *client_data)
static FLAC__StreamDecoderSeekStatus	file_seek_callback_ (const FLAC__StreamDecoder *decoder, FLAC__uint64 absolute_byte_offset, void *client_data)
static FLAC__StreamDecoderTellStatus	file_tell_callback_ (const FLAC__StreamDecoder *decoder, FLAC__uint64 *absolute_byte_offset, void *client_data)
static FLAC__StreamDecoderLengthStatus	file_length_callback_ (const FLAC__StreamDecoder *decoder, FLAC__uint64 *stream_length, void *client_data)
static FLAC__bool	file_eof_callback_ (const FLAC__StreamDecoder *decoder, void *client_data)
FLAC_API FLAC__StreamDecoder *	FLAC__stream_decoder_new (void)
FLAC_API void	FLAC__stream_decoder_delete (FLAC__StreamDecoder *decoder)
static FLAC__StreamDecoderInitStatus	init_stream_internal_ (FLAC__StreamDecoder *decoder, FLAC__StreamDecoderReadCallback read_callback, FLAC__StreamDecoderSeekCallback seek_callback, FLAC__StreamDecoderTellCallback tell_callback, FLAC__StreamDecoderLengthCallback length_callback, FLAC__StreamDecoderEofCallback eof_callback, FLAC__StreamDecoderWriteCallback write_callback, FLAC__StreamDecoderMetadataCallback metadata_callback, FLAC__StreamDecoderErrorCallback error_callback, void *client_data, FLAC__bool is_ogg)
FLAC_API FLAC__StreamDecoderInitStatus	FLAC__stream_decoder_init_stream (FLAC__StreamDecoder *decoder, FLAC__StreamDecoderReadCallback read_callback, FLAC__StreamDecoderSeekCallback seek_callback, FLAC__StreamDecoderTellCallback tell_callback, FLAC__StreamDecoderLengthCallback length_callback, FLAC__StreamDecoderEofCallback eof_callback, FLAC__StreamDecoderWriteCallback write_callback, FLAC__StreamDecoderMetadataCallback metadata_callback, FLAC__StreamDecoderErrorCallback error_callback, void *client_data)
FLAC_API FLAC__StreamDecoderInitStatus	FLAC__stream_decoder_init_ogg_stream (FLAC__StreamDecoder *decoder, FLAC__StreamDecoderReadCallback read_callback, FLAC__StreamDecoderSeekCallback seek_callback, FLAC__StreamDecoderTellCallback tell_callback, FLAC__StreamDecoderLengthCallback length_callback, FLAC__StreamDecoderEofCallback eof_callback, FLAC__StreamDecoderWriteCallback write_callback, FLAC__StreamDecoderMetadataCallback metadata_callback, FLAC__StreamDecoderErrorCallback error_callback, void *client_data)
static FLAC__StreamDecoderInitStatus	init_FILE_internal_ (FLAC__StreamDecoder *decoder, FILE *file, FLAC__StreamDecoderWriteCallback write_callback, FLAC__StreamDecoderMetadataCallback metadata_callback, FLAC__StreamDecoderErrorCallback error_callback, void *client_data, FLAC__bool is_ogg)
FLAC_API FLAC__StreamDecoderInitStatus	FLAC__stream_decoder_init_FILE (FLAC__StreamDecoder *decoder, FILE *file, FLAC__StreamDecoderWriteCallback write_callback, FLAC__StreamDecoderMetadataCallback metadata_callback, FLAC__StreamDecoderErrorCallback error_callback, void *client_data)
FLAC_API FLAC__StreamDecoderInitStatus	FLAC__stream_decoder_init_ogg_FILE (FLAC__StreamDecoder *decoder, FILE *file, FLAC__StreamDecoderWriteCallback write_callback, FLAC__StreamDecoderMetadataCallback metadata_callback, FLAC__StreamDecoderErrorCallback error_callback, void *client_data)
static FLAC__StreamDecoderInitStatus	init_file_internal_ (FLAC__StreamDecoder *decoder, const char *filename, FLAC__StreamDecoderWriteCallback write_callback, FLAC__StreamDecoderMetadataCallback metadata_callback, FLAC__StreamDecoderErrorCallback error_callback, void *client_data, FLAC__bool is_ogg)
FLAC_API FLAC__StreamDecoderInitStatus	FLAC__stream_decoder_init_file (FLAC__StreamDecoder *decoder, const char *filename, FLAC__StreamDecoderWriteCallback write_callback, FLAC__StreamDecoderMetadataCallback metadata_callback, FLAC__StreamDecoderErrorCallback error_callback, void *client_data)
FLAC_API FLAC__StreamDecoderInitStatus	FLAC__stream_decoder_init_ogg_file (FLAC__StreamDecoder *decoder, const char *filename, FLAC__StreamDecoderWriteCallback write_callback, FLAC__StreamDecoderMetadataCallback metadata_callback, FLAC__StreamDecoderErrorCallback error_callback, void *client_data)
FLAC_API FLAC__bool	FLAC__stream_decoder_finish (FLAC__StreamDecoder *decoder)
FLAC_API FLAC__bool	FLAC__stream_decoder_set_ogg_serial_number (FLAC__StreamDecoder *decoder, long value)
FLAC_API FLAC__bool	FLAC__stream_decoder_set_md5_checking (FLAC__StreamDecoder *decoder, FLAC__bool value)
FLAC_API FLAC__bool	FLAC__stream_decoder_set_metadata_respond (FLAC__StreamDecoder *decoder, FLAC__MetadataType type)
FLAC_API FLAC__bool	FLAC__stream_decoder_set_metadata_respond_application (FLAC__StreamDecoder *decoder, const FLAC__byte id[4])
FLAC_API FLAC__bool	FLAC__stream_decoder_set_metadata_respond_all (FLAC__StreamDecoder *decoder)
FLAC_API FLAC__bool	FLAC__stream_decoder_set_metadata_ignore (FLAC__StreamDecoder *decoder, FLAC__MetadataType type)
FLAC_API FLAC__bool	FLAC__stream_decoder_set_metadata_ignore_application (FLAC__StreamDecoder *decoder, const FLAC__byte id[4])
FLAC_API FLAC__bool	FLAC__stream_decoder_set_metadata_ignore_all (FLAC__StreamDecoder *decoder)
FLAC_API FLAC__StreamDecoderState	FLAC__stream_decoder_get_state (const FLAC__StreamDecoder *decoder)
FLAC_API const char *	FLAC__stream_decoder_get_resolved_state_string (const FLAC__StreamDecoder *decoder)
FLAC_API FLAC__bool	FLAC__stream_decoder_get_md5_checking (const FLAC__StreamDecoder *decoder)
FLAC_API FLAC__uint64	FLAC__stream_decoder_get_total_samples (const FLAC__StreamDecoder *decoder)
FLAC_API unsigned	FLAC__stream_decoder_get_channels (const FLAC__StreamDecoder *decoder)
FLAC_API FLAC__ChannelAssignment	FLAC__stream_decoder_get_channel_assignment (const FLAC__StreamDecoder *decoder)
FLAC_API unsigned	FLAC__stream_decoder_get_bits_per_sample (const FLAC__StreamDecoder *decoder)
FLAC_API unsigned	FLAC__stream_decoder_get_sample_rate (const FLAC__StreamDecoder *decoder)
FLAC_API unsigned	FLAC__stream_decoder_get_blocksize (const FLAC__StreamDecoder *decoder)
FLAC_API FLAC__bool	FLAC__stream_decoder_get_decode_position (const FLAC__StreamDecoder *decoder, FLAC__uint64 *position)
FLAC_API FLAC__bool	FLAC__stream_decoder_flush (FLAC__StreamDecoder *decoder)
FLAC_API FLAC__bool	FLAC__stream_decoder_reset (FLAC__StreamDecoder *decoder)
FLAC_API FLAC__bool	FLAC__stream_decoder_process_single (FLAC__StreamDecoder *decoder)
FLAC_API FLAC__bool	FLAC__stream_decoder_process_until_end_of_metadata (FLAC__StreamDecoder *decoder)
FLAC_API FLAC__bool	FLAC__stream_decoder_process_until_end_of_stream (FLAC__StreamDecoder *decoder)
FLAC_API FLAC__bool	FLAC__stream_decoder_skip_single_frame (FLAC__StreamDecoder *decoder)
FLAC_API FLAC__bool	FLAC__stream_decoder_seek_absolute (FLAC__StreamDecoder *decoder, FLAC__uint64 sample)
unsigned	FLAC__stream_decoder_get_input_bytes_unconsumed (const FLAC__StreamDecoder *decoder)

Variables
FLAC_API int	FLAC_API_SUPPORTS_OGG_FLAC = FLAC__HAS_OGG
static const FLAC__byte	ID3V2_TAG_ [3] = { 'I', 'D', '3' }
FLAC_API const char *const	FLAC__StreamDecoderStateString []
FLAC_API const char *const	FLAC__StreamDecoderInitStatusString []
FLAC_API const char *const	FLAC__StreamDecoderReadStatusString []
FLAC_API const char *const	FLAC__StreamDecoderSeekStatusString []
FLAC_API const char *const	FLAC__StreamDecoderTellStatusString []
FLAC_API const char *const	FLAC__StreamDecoderLengthStatusString []
FLAC_API const char *const	FLAC__StreamDecoderWriteStatusString []
FLAC_API const char *const	FLAC__StreamDecoderErrorStatusString []

Typedef Documentation

FLAC__StreamDecoderPrivate

typedef struct FLAC__StreamDecoderPrivate FLAC__StreamDecoderPrivate

Function Documentation

allocate_output_()

FLAC__bool allocate_output_ ( FLAC__StreamDecoder *  decoder, unsigned  size, unsigned  channels  )

static

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file_eof_callback_()

FLAC__bool file_eof_callback_ ( const FLAC__StreamDecoder *  decoder, void *  client_data  )

static

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file_length_callback_()

FLAC__StreamDecoderLengthStatus file_length_callback_ ( const FLAC__StreamDecoder *  decoder, FLAC__uint64 *  stream_length, void *  client_data  )

static

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file_read_callback_()

FLAC__StreamDecoderReadStatus file_read_callback_ ( const FLAC__StreamDecoder *  decoder, FLAC__byte  buffer[], size_t *  bytes, void *  client_data  )

static

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file_seek_callback_()

FLAC__StreamDecoderSeekStatus file_seek_callback_ ( const FLAC__StreamDecoder *  decoder, FLAC__uint64  absolute_byte_offset, void *  client_data  )

static

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file_tell_callback_()

FLAC__StreamDecoderTellStatus file_tell_callback_ ( const FLAC__StreamDecoder *  decoder, FLAC__uint64 *  absolute_byte_offset, void *  client_data  )

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find_metadata_()

FLAC__bool find_metadata_ ( FLAC__StreamDecoder *  decoder )

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FLAC__stream_decoder_get_input_bytes_unconsumed()

unsigned FLAC__stream_decoder_get_input_bytes_unconsumed

(

const FLAC__StreamDecoder *

decoder

)

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frame_sync_()

FLAC__bool frame_sync_ ( FLAC__StreamDecoder *  decoder )

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get_binary_stdin_()

FILE * get_binary_stdin_ ( void  )

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has_id_filtered_()

FLAC__bool has_id_filtered_ ( FLAC__StreamDecoder *  decoder, FLAC__byte *  id  )

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init_FILE_internal_()

static FLAC__StreamDecoderInitStatus init_FILE_internal_ ( FLAC__StreamDecoder *  decoder, FILE *  file, FLAC__StreamDecoderWriteCallback  write_callback, FLAC__StreamDecoderMetadataCallback  metadata_callback, FLAC__StreamDecoderErrorCallback  error_callback, void *  client_data, FLAC__bool  is_ogg  )

static

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init_file_internal_()

static FLAC__StreamDecoderInitStatus init_file_internal_ ( FLAC__StreamDecoder *  decoder, const char *  filename, FLAC__StreamDecoderWriteCallback  write_callback, FLAC__StreamDecoderMetadataCallback  metadata_callback, FLAC__StreamDecoderErrorCallback  error_callback, void *  client_data, FLAC__bool  is_ogg  )

static

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init_stream_internal_()

static FLAC__StreamDecoderInitStatus init_stream_internal_ ( FLAC__StreamDecoder *  decoder, FLAC__StreamDecoderReadCallback  read_callback, FLAC__StreamDecoderSeekCallback  seek_callback, FLAC__StreamDecoderTellCallback  tell_callback, FLAC__StreamDecoderLengthCallback  length_callback, FLAC__StreamDecoderEofCallback  eof_callback, FLAC__StreamDecoderWriteCallback  write_callback, FLAC__StreamDecoderMetadataCallback  metadata_callback, FLAC__StreamDecoderErrorCallback  error_callback, void *  client_data, FLAC__bool  is_ogg  )

static

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read_callback_()

FLAC__bool read_callback_ ( FLAC__byte  buffer[], size_t *  bytes, void *  client_data  )

static

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read_frame_()

FLAC__bool read_frame_ ( FLAC__StreamDecoder *  decoder, FLAC__bool *  got_a_frame, FLAC__bool  do_full_decode  )

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read_frame_header_()

FLAC__bool read_frame_header_ ( FLAC__StreamDecoder *  decoder )

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read_metadata_()

FLAC__bool read_metadata_ ( FLAC__StreamDecoder *  decoder )

static

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read_metadata_cuesheet_()

FLAC__bool read_metadata_cuesheet_ ( FLAC__StreamDecoder *  decoder, FLAC__StreamMetadata_CueSheet *  obj  )

static

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read_metadata_picture_()

FLAC__bool read_metadata_picture_ ( FLAC__StreamDecoder *  decoder, FLAC__StreamMetadata_Picture *  obj  )

static

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read_metadata_seektable_()

FLAC__bool read_metadata_seektable_ ( FLAC__StreamDecoder *  decoder, FLAC__bool  is_last, unsigned  length  )

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read_metadata_streaminfo_()

FLAC__bool read_metadata_streaminfo_ ( FLAC__StreamDecoder *  decoder, FLAC__bool  is_last, unsigned  length  )

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read_metadata_vorbiscomment_()

FLAC__bool read_metadata_vorbiscomment_ ( FLAC__StreamDecoder *  decoder, FLAC__StreamMetadata_VorbisComment *  obj, unsigned  length  )

static

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read_residual_partitioned_rice_()

FLAC__bool read_residual_partitioned_rice_ ( FLAC__StreamDecoder *  decoder, unsigned  predictor_order, unsigned  partition_order, FLAC__EntropyCodingMethod_PartitionedRiceContents *  partitioned_rice_contents, FLAC__int32 *  residual, FLAC__bool  is_extended  )

static

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read_subframe_()

FLAC__bool read_subframe_ ( FLAC__StreamDecoder *  decoder, unsigned  channel, unsigned  bps, FLAC__bool  do_full_decode  )

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read_subframe_constant_()

FLAC__bool read_subframe_constant_ ( FLAC__StreamDecoder *  decoder, unsigned  channel, unsigned  bps, FLAC__bool  do_full_decode  )

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read_subframe_fixed_()

FLAC__bool read_subframe_fixed_ ( FLAC__StreamDecoder *  decoder, unsigned  channel, unsigned  bps, const unsigned  order, FLAC__bool  do_full_decode  )

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read_subframe_lpc_()

FLAC__bool read_subframe_lpc_ ( FLAC__StreamDecoder *  decoder, unsigned  channel, unsigned  bps, const unsigned  order, FLAC__bool  do_full_decode  )

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read_subframe_verbatim_()

FLAC__bool read_subframe_verbatim_ ( FLAC__StreamDecoder *  decoder, unsigned  channel, unsigned  bps, FLAC__bool  do_full_decode  )

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read_zero_padding_()

FLAC__bool read_zero_padding_ ( FLAC__StreamDecoder *  decoder )

static

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seek_to_absolute_sample_()

FLAC__bool seek_to_absolute_sample_ ( FLAC__StreamDecoder *  decoder, FLAC__uint64  stream_length, FLAC__uint64  target_sample  )

static

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send_error_to_client_()

void send_error_to_client_ ( const FLAC__StreamDecoder *  decoder, FLAC__StreamDecoderErrorStatus  status  )

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set_defaults_()

void set_defaults_ ( FLAC__StreamDecoder *  decoder )

static

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skip_id3v2_tag_()

FLAC__bool skip_id3v2_tag_ ( FLAC__StreamDecoder *  decoder )

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write_audio_frame_to_client_()

FLAC__StreamDecoderWriteStatus write_audio_frame_to_client_ ( FLAC__StreamDecoder *  decoder, const FLAC__Frame *  frame, const FLAC__int32 *const  buffer[]  )

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Variable Documentation

ID3V2_TAG_

const FLAC__byte ID3V2_TAG_[3] = { 'I', 'D', '3' }

static