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Commit b04a16e4 authored by Josh Coalson's avatar Josh Coalson
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initial import

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include/FLAC++/decoder.h 0 → 100644
View file @ b04a16e4
/* libFLAC++ - Free Lossless Audio Codec library
* Copyright (C) 2002 Josh Coalson
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Library General Public
* License as published by the Free Software Foundation; either
* version 2 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Library General Public License for more details.
*
* You should have received a copy of the GNU Library General Public
* License along with this library; if not, write to the
* Free Software Foundation, Inc., 59 Temple Place - Suite 330,
* Boston, MA 02111-1307, USA.
*/
#ifndef FLACPP__DECODER_H
#define FLACPP__DECODER_H
#include "FLAC/file_decoder.h"
#include "FLAC/seekable_stream_decoder.h"
#include "FLAC/stream_decoder.h"
// ===============================================================
//
// Full documentation for the decoder interfaces can be found
// in the C layer in include/FLAC/*_decoder.h
//
// ===============================================================
namespace FLAC {
namespace Decoder {
// ============================================================
//
// The only real difference here is that instead of passing
// in C function pointers for callbacks, you inherit from
// stream and provide implementations for the callbacks in
// the derived class; because of this there is no need for a
// 'client_data' property.
//
// ============================================================
// ============================================================
//
// Equivalent: FLAC__StreamDecoder
//
// ============================================================
class Stream {
public:
class State {
public:
inline State(::FLAC__StreamDecoderState state): state_(state) { }
inline operator ::FLAC__StreamDecoderState() const { return state_; }
inline const char *as_cstring() const { return ::FLAC__StreamDecoderStateString[state_]; }
protected:
::FLAC__StreamDecoderState state_;
};
Stream();
virtual ~Stream();
bool is_valid() const;
inline operator bool() const { return is_valid(); }
bool set_metadata_respond(::FLAC__MetaDataType type);
bool set_metadata_respond_application(const FLAC__byte id[4]);
bool set_metadata_respond_all();
bool set_metadata_ignore(::FLAC__MetaDataType type);
bool set_metadata_ignore_application(const FLAC__byte id[4]);
bool set_metadata_ignore_all();
State get_state() const;
unsigned get_channels() const;
::FLAC__ChannelAssignment get_channel_assignment() const;
unsigned get_bits_per_sample() const;
unsigned get_sample_rate() const;
unsigned get_blocksize() const;
// Initialize the instance; as with the C interface,
// init() should be called after construction and 'set'
// calls but before any of the 'process' calls.
State init();
void finish();
bool flush();
bool reset();
bool process_whole_stream();
bool process_metadata();
bool process_one_frame();
bool process_remaining_frames();
protected:
virtual ::FLAC__StreamDecoderReadStatus read_callback(FLAC__byte buffer[], unsigned *bytes) = 0;
virtual ::FLAC__StreamDecoderWriteStatus write_callback(const ::FLAC__Frame *frame, const FLAC__int32 *buffer[]) = 0;
virtual void metadata_callback(const ::FLAC__StreamMetaData *metadata) = 0;
virtual void error_callback(::FLAC__StreamDecoderErrorStatus status) = 0;
::FLAC__StreamDecoder *decoder_;
private:
static ::FLAC__StreamDecoderReadStatus read_callback_(const ::FLAC__StreamDecoder *decoder, FLAC__byte buffer[], unsigned *bytes, void *client_data);
static ::FLAC__StreamDecoderWriteStatus write_callback_(const ::FLAC__StreamDecoder *decoder, const ::FLAC__Frame *frame, const FLAC__int32 *buffer[], void *client_data);
static void metadata_callback_(const ::FLAC__StreamDecoder *decoder, const ::FLAC__StreamMetaData *metadata, void *client_data);
static void error_callback_(const ::FLAC__StreamDecoder *decoder, ::FLAC__StreamDecoderErrorStatus status, void *client_data);
// Private and undefined so you can't use them:
Stream(const Stream &);
void operator=(const Stream &);
};
// ============================================================
//
// Equivalent: FLAC__SeekableStreamDecoder
//
// ============================================================
class SeekableStream {
public:
class State {
public:
inline State(::FLAC__SeekableStreamDecoderState state): state_(state) { }
inline operator ::FLAC__SeekableStreamDecoderState() const { return state_; }
inline const char *as_cstring() const { return ::FLAC__SeekableStreamDecoderStateString[state_]; }
protected:
::FLAC__SeekableStreamDecoderState state_;
};
SeekableStream();
virtual ~SeekableStream();
bool is_valid() const;
inline operator bool() const { return is_valid(); }
bool set_md5_checking(bool value);
bool set_metadata_respond(::FLAC__MetaDataType type);
bool set_metadata_respond_application(const FLAC__byte id[4]);
bool set_metadata_respond_all();
bool set_metadata_ignore(::FLAC__MetaDataType type);
bool set_metadata_ignore_application(const FLAC__byte id[4]);
bool set_metadata_ignore_all();
State get_state() const;
bool get_md5_checking() const;
State init();
bool finish();
bool process_whole_stream();
bool process_metadata();
bool process_one_frame();
bool process_remaining_frames();
bool seek_absolute(FLAC__uint64 sample);
protected:
virtual ::FLAC__SeekableStreamDecoderReadStatus read_callback(FLAC__byte buffer[], unsigned *bytes) = 0;
virtual ::FLAC__SeekableStreamDecoderSeekStatus seek_callback(FLAC__uint64 absolute_byte_offset) = 0;
virtual ::FLAC__SeekableStreamDecoderTellStatus tell_callback(FLAC__uint64 *absolute_byte_offset) = 0;
virtual ::FLAC__SeekableStreamDecoderLengthStatus length_callback(FLAC__uint64 *stream_length) = 0;
virtual bool eof_callback() = 0;
virtual ::FLAC__StreamDecoderWriteStatus write_callback(const ::FLAC__Frame *frame, const FLAC__int32 *buffer[]) = 0;
virtual void metadata_callback(const ::FLAC__StreamMetaData *metadata) = 0;
virtual void error_callback(::FLAC__StreamDecoderErrorStatus status) = 0;
::FLAC__SeekableStreamDecoder *decoder_;
private:
static FLAC__SeekableStreamDecoderReadStatus read_callback_(const ::FLAC__SeekableStreamDecoder *decoder, FLAC__byte buffer[], unsigned *bytes, void *client_data);
static FLAC__SeekableStreamDecoderSeekStatus seek_callback_(const ::FLAC__SeekableStreamDecoder *decoder, FLAC__uint64 absolute_byte_offset, void *client_data);
static FLAC__SeekableStreamDecoderTellStatus tell_callback_(const ::FLAC__SeekableStreamDecoder *decoder, FLAC__uint64 *absolute_byte_offset, void *client_data);
static FLAC__SeekableStreamDecoderLengthStatus length_callback_(const ::FLAC__SeekableStreamDecoder *decoder, FLAC__uint64 *stream_length, void *client_data);
static FLAC__bool eof_callback_(const ::FLAC__SeekableStreamDecoder *decoder, void *client_data);
static FLAC__StreamDecoderWriteStatus write_callback_(const ::FLAC__SeekableStreamDecoder *decoder, const ::FLAC__Frame *frame, const FLAC__int32 *buffer[], void *client_data);
static void metadata_callback_(const ::FLAC__SeekableStreamDecoder *decoder, const ::FLAC__StreamMetaData *metadata, void *client_data);
static void error_callback_(const ::FLAC__SeekableStreamDecoder *decoder, ::FLAC__StreamDecoderErrorStatus status, void *client_data);
// Private and undefined so you can't use them:
SeekableStream(const SeekableStream &);
void operator=(const SeekableStream &);
};
// ============================================================
//
// Equivalent: FLAC__FileDecoder
//
// ============================================================
class File {
public:
class State {
public:
inline State(::FLAC__FileDecoderState state): state_(state) { }
inline operator ::FLAC__FileDecoderState() const { return state_; }
inline const char *as_cstring() const { return ::FLAC__FileDecoderStateString[state_]; }
protected:
::FLAC__FileDecoderState state_;
};
File();
virtual ~File();
bool is_valid() const;
inline operator bool() const { return is_valid(); }
bool set_md5_checking(bool value);
bool set_filename(const char *value); // 'value' may not be 0; use "-" for stdin
bool set_metadata_respond(::FLAC__MetaDataType type);
bool set_metadata_respond_application(const FLAC__byte id[4]);
bool set_metadata_respond_all();
bool set_metadata_ignore(::FLAC__MetaDataType type);
bool set_metadata_ignore_application(const FLAC__byte id[4]);
bool set_metadata_ignore_all();
State get_state() const;
bool get_md5_checking() const;
State init();
bool finish();
bool process_whole_file();
bool process_metadata();
bool process_one_frame();
bool process_remaining_frames();
bool seek_absolute(FLAC__uint64 sample);
protected:
virtual ::FLAC__StreamDecoderWriteStatus write_callback(const ::FLAC__Frame *frame, const FLAC__int32 *buffer[]) = 0;
virtual void metadata_callback(const ::FLAC__StreamMetaData *metadata) = 0;
virtual void error_callback(::FLAC__StreamDecoderErrorStatus status) = 0;
::FLAC__FileDecoder *decoder_;
private:
static ::FLAC__StreamDecoderWriteStatus write_callback_(const ::FLAC__FileDecoder *decoder, const ::FLAC__Frame *frame, const FLAC__int32 *buffer[], void *client_data);
static void metadata_callback_(const ::FLAC__FileDecoder *decoder, const ::FLAC__StreamMetaData *metadata, void *client_data);
static void error_callback_(const ::FLAC__FileDecoder *decoder, ::FLAC__StreamDecoderErrorStatus status, void *client_data);
// Private and undefined so you can't use them:
File(const File &);
void operator=(const File &);
};
};
};
#endif
include/FLAC++/encoder.h 0 → 100644
View file @ b04a16e4
/* libFLAC++ - Free Lossless Audio Codec library
* Copyright (C) 2002 Josh Coalson
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Library General Public
* License as published by the Free Software Foundation; either
* version 2 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Library General Public License for more details.
*
* You should have received a copy of the GNU Library General Public
* License along with this library; if not, write to the
* Free Software Foundation, Inc., 59 Temple Place - Suite 330,
* Boston, MA 02111-1307, USA.
*/
#ifndef FLACPP__ENCODER_H
#define FLACPP__ENCODER_H
#include "FLAC/stream_encoder.h"
// ===============================================================
//
// Full documentation for the encoder interface can be found
// in the C layer in include/FLAC/stream_encoder.h
//
// ===============================================================
namespace FLAC {
namespace Encoder {
// ============================================================
//
// Equivalent: FLAC__StreamEncoder
//
// ----------------------------------------------------------
//
// The only real difference here is that instead of passing
// in C function pointers for callbacks, you inherit from
// stream and provide implementations for the callbacks in
// the derived class; because of this there is no need for a
// 'client_data' property.
//
// ============================================================
class Stream {
public:
class State {
public:
inline State(::FLAC__StreamEncoderState state): state_(state) { }
inline operator ::FLAC__StreamEncoderState() const { return state_; }
inline const char *as_cstring() const { return ::FLAC__StreamEncoderStateString[state_]; }
protected:
::FLAC__StreamEncoderState state_;
};
Stream();
virtual ~Stream();
bool is_valid() const;
inline operator bool() const { return is_valid(); }
bool set_streamable_subset(bool value);
bool set_do_mid_side_stereo(bool value);
bool set_loose_mid_side_stereo(bool value);
bool set_channels(unsigned value);
bool set_bits_per_sample(unsigned value);
bool set_sample_rate(unsigned value);
bool set_blocksize(unsigned value);
bool set_max_lpc_order(unsigned value);
bool set_qlp_coeff_precision(unsigned value);
bool set_do_qlp_coeff_prec_search(bool value);
bool set_do_escape_coding(bool value);
bool set_do_exhaustive_model_search(bool value);
bool set_min_residual_partition_order(unsigned value);
bool set_max_residual_partition_order(unsigned value);
bool set_rice_parameter_search_dist(unsigned value);
bool set_total_samples_estimate(FLAC__uint64 value);
bool set_seek_table(const FLAC__StreamMetaData_SeekTable *value);
bool set_padding(int value);
bool set_last_metadata_is_last(bool value);
State get_state() const;
bool get_streamable_subset() const;
bool get_do_mid_side_stereo() const;
bool get_loose_mid_side_stereo() const;
unsigned get_channels() const;
unsigned get_bits_per_sample() const;
unsigned get_sample_rate() const;
unsigned get_blocksize() const;
unsigned get_max_lpc_order() const;
unsigned get_qlp_coeff_precision() const;
bool get_do_qlp_coeff_prec_search() const;
bool get_do_escape_coding() const;
bool get_do_exhaustive_model_search() const;
unsigned get_min_residual_partition_order() const;
unsigned get_max_residual_partition_order() const;
unsigned get_rice_parameter_search_dist() const;
// Initialize the instance; as with the C interface,
// init() should be called after construction and 'set'
// calls but before any of the 'process' calls.
State init();
void finish();
bool process(const FLAC__int32 *buf[], unsigned samples);
bool process_interleaved(const FLAC__int32 buf[], unsigned samples);
protected:
virtual ::FLAC__StreamEncoderWriteStatus write_callback(const FLAC__byte buffer[], unsigned bytes, unsigned samples, unsigned current_frame) = 0;
virtual void metadata_callback(const FLAC__StreamMetaData *metadata) = 0;
::FLAC__StreamEncoder *encoder_;
private:
static ::FLAC__StreamEncoderWriteStatus write_callback_(const ::FLAC__StreamEncoder *encoder, const FLAC__byte buffer[], unsigned bytes, unsigned samples, unsigned current_frame, void *client_data);
static void metadata_callback_(const ::FLAC__StreamEncoder *encoder, const ::FLAC__StreamMetaData *metadata, void *client_data);
// Private and undefined so you can't use them:
Stream(const Stream &);
void operator=(const Stream &);
};
};
};
#endif
src/libFLAC++/file_decoder.cc 0 → 100644
View file @ b04a16e4
/* libFLAC++ - Free Lossless Audio Codec library
* Copyright (C) 2002 Josh Coalson
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Library General Public
* License as published by the Free Software Foundation; either
* version 2 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Library General Public License for more details.
*
* You should have received a copy of the GNU Library General Public
* License along with this library; if not, write to the
* Free Software Foundation, Inc., 59 Temple Place - Suite 330,
* Boston, MA 02111-1307, USA.
*/
#include "FLAC++/decoder.h"
#include "FLAC/assert.h"
namespace FLAC {
namespace Decoder {
File::File():
decoder_(::FLAC__file_decoder_new())
{ }
File::~File()
{
if(0 != decoder_) {
(void) ::FLAC__file_decoder_finish(decoder_);
::FLAC__file_decoder_delete(decoder_);
}
}
bool File::is_valid() const
{
return 0 != decoder_;
}
bool File::set_md5_checking(bool value)
{
FLAC__ASSERT(0 != decoder_);
return ::FLAC__file_decoder_set_md5_checking(decoder_, value);
}
bool File::set_filename(const char *value)
{
FLAC__ASSERT(0 != decoder_);
return ::FLAC__file_decoder_set_filename(decoder_, value);
}
bool File::set_metadata_respond(::FLAC__MetaDataType type)
{
FLAC__ASSERT(0 != decoder_);
return ::FLAC__file_decoder_set_metadata_respond(decoder_, type);
}
bool File::set_metadata_respond_application(const FLAC__byte id[4])
{
FLAC__ASSERT(0 != decoder_);
return ::FLAC__file_decoder_set_metadata_respond_application(decoder_, id);
}
bool File::set_metadata_respond_all()
{
FLAC__ASSERT(0 != decoder_);
return ::FLAC__file_decoder_set_metadata_respond_all(decoder_);
}
bool File::set_metadata_ignore(::FLAC__MetaDataType type)
{
FLAC__ASSERT(0 != decoder_);
return ::FLAC__file_decoder_set_metadata_ignore(decoder_, type);
}
bool File::set_metadata_ignore_application(const FLAC__byte id[4])
{
FLAC__ASSERT(0 != decoder_);
return ::FLAC__file_decoder_set_metadata_ignore_application(decoder_, id);
}
bool File::set_metadata_ignore_all()
{
FLAC__ASSERT(0 != decoder_);
return ::FLAC__file_decoder_set_metadata_ignore_all(decoder_);
}
File::State File::get_state() const
{
FLAC__ASSERT(0 != decoder_);
return State(::FLAC__file_decoder_get_state(decoder_));
}
bool File::get_md5_checking() const
{
FLAC__ASSERT(0 != decoder_);
return ::FLAC__file_decoder_get_md5_checking(decoder_);
}
File::State File::init()
{
FLAC__ASSERT(0 != decoder_);
::FLAC__file_decoder_set_write_callback(decoder_, write_callback_);
::FLAC__file_decoder_set_metadata_callback(decoder_, metadata_callback_);
::FLAC__file_decoder_set_error_callback(decoder_, error_callback_);
::FLAC__file_decoder_set_client_data(decoder_, (void*)this);
return State(::FLAC__file_decoder_init(decoder_));
}
bool File::finish()
{
FLAC__ASSERT(0 != decoder_);
return ::FLAC__file_decoder_finish(decoder_);
}
bool File::process_whole_file()
{
FLAC__ASSERT(0 != decoder_);
return ::FLAC__file_decoder_process_whole_file(decoder_);
}
bool File::process_metadata()
{
FLAC__ASSERT(0 != decoder_);
return ::FLAC__file_decoder_process_metadata(decoder_);
}
bool File::process_one_frame()
{
FLAC__ASSERT(0 != decoder_);
return ::FLAC__file_decoder_process_one_frame(decoder_);
}
bool File::process_remaining_frames()
{
FLAC__ASSERT(0 != decoder_);
return ::FLAC__file_decoder_process_remaining_frames(decoder_);
}
bool File::seek_absolute(FLAC__uint64 sample)
{
FLAC__ASSERT(0 != decoder_);
return ::FLAC__file_decoder_seek_absolute(decoder_, sample);
}
::FLAC__StreamDecoderWriteStatus File::write_callback_(const ::FLAC__FileDecoder *decoder, const ::FLAC__Frame *frame, const FLAC__int32 *buffer[], void *client_data)
{
(void) decoder;
FLAC__ASSERT(0 != client_data);
File *instance = reinterpret_cast<File *>(client_data);
FLAC__ASSERT(0 != instance);
return instance->write_callback(frame, buffer);
}
void File::metadata_callback_(const ::FLAC__FileDecoder *decoder, const ::FLAC__StreamMetaData *metadata, void *client_data)
{
(void) decoder;
FLAC__ASSERT(0 != client_data);
File *instance = reinterpret_cast<File *>(client_data);
FLAC__ASSERT(0 != instance);
instance->metadata_callback(metadata);
}
void File::error_callback_(const ::FLAC__FileDecoder *decoder, ::FLAC__StreamDecoderErrorStatus status, void *client_data)
{
(void) decoder;
FLAC__ASSERT(0 != client_data);
File *instance = reinterpret_cast<File *>(client_data);
FLAC__ASSERT(0 != instance);
instance->error_callback(status);
}
};
};
src/libFLAC++/seekable_stream_decoder.cc 0 → 100644
View file @ b04a16e4
/* libFLAC++ - Free Lossless Audio Codec library
* Copyright (C) 2002 Josh Coalson
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Library General Public
* License as published by the Free Software Foundation; either
* version 2 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Library General Public License for more details.
*
* You should have received a copy of the GNU Library General Public
* License along with this library; if not, write to the
* Free Software Foundation, Inc., 59 Temple Place - Suite 330,
* Boston, MA 02111-1307, USA.
*/
#include "FLAC++/decoder.h"
#include "FLAC/assert.h"
namespace FLAC {
namespace Decoder {
SeekableStream::SeekableStream():
decoder_(::FLAC__seekable_stream_decoder_new())
{ }
SeekableStream::~SeekableStream()
{
if(0 != decoder_) {
(void) ::FLAC__seekable_stream_decoder_finish(decoder_);
::FLAC__seekable_stream_decoder_delete(decoder_);
}
}
bool SeekableStream::is_valid() const
{
return 0 != decoder_;
}
bool SeekableStream::set_md5_checking(bool value)
{
FLAC__ASSERT(is_valid());
return ::FLAC__seekable_stream_decoder_set_md5_checking(decoder_, value);
}
bool SeekableStream::set_metadata_respond(::FLAC__MetaDataType type)
{
FLAC__ASSERT(is_valid());
return ::FLAC__seekable_stream_decoder_set_metadata_respond(decoder_, type);
}
bool SeekableStream::set_metadata_respond_application(const FLAC__byte id[4])