| /* libFLAC++ - Free Lossless Audio Codec library |
| * Copyright (C) 2002-2009 Josh Coalson |
| * Copyright (C) 2011-2016 Xiph.Org Foundation |
| * |
| * 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. |
| */ |
| |
| #ifdef HAVE_CONFIG_H |
| #include "config.h" |
| #endif |
| |
| #include "FLAC++/encoder.h" |
| #include "FLAC++/metadata.h" |
| #include "FLAC/assert.h" |
| |
| #ifdef _MSC_VER |
| // warning C4800: 'int' : forcing to bool 'true' or 'false' (performance warning) |
| #pragma warning ( disable : 4800 ) |
| #endif |
| |
| namespace FLAC { |
| namespace Encoder { |
| |
| // ------------------------------------------------------------ |
| // |
| // Stream |
| // |
| // ------------------------------------------------------------ |
| |
| Stream::Stream(): |
| encoder_(::FLAC__stream_encoder_new()) |
| { } |
| |
| Stream::~Stream() |
| { |
| if(0 != encoder_) { |
| (void)::FLAC__stream_encoder_finish(encoder_); |
| ::FLAC__stream_encoder_delete(encoder_); |
| } |
| } |
| |
| bool Stream::is_valid() const |
| { |
| return 0 != encoder_; |
| } |
| |
| bool Stream::set_ogg_serial_number(long value) |
| { |
| FLAC__ASSERT(is_valid()); |
| return static_cast<bool>(::FLAC__stream_encoder_set_ogg_serial_number(encoder_, value)); |
| } |
| |
| bool Stream::set_verify(bool value) |
| { |
| FLAC__ASSERT(is_valid()); |
| return static_cast<bool>(::FLAC__stream_encoder_set_verify(encoder_, value)); |
| } |
| |
| bool Stream::set_streamable_subset(bool value) |
| { |
| FLAC__ASSERT(is_valid()); |
| return static_cast<bool>(::FLAC__stream_encoder_set_streamable_subset(encoder_, value)); |
| } |
| |
| bool Stream::set_channels(uint32_t value) |
| { |
| FLAC__ASSERT(is_valid()); |
| return static_cast<bool>(::FLAC__stream_encoder_set_channels(encoder_, value)); |
| } |
| |
| bool Stream::set_bits_per_sample(uint32_t value) |
| { |
| FLAC__ASSERT(is_valid()); |
| return static_cast<bool>(::FLAC__stream_encoder_set_bits_per_sample(encoder_, value)); |
| } |
| |
| bool Stream::set_sample_rate(uint32_t value) |
| { |
| FLAC__ASSERT(is_valid()); |
| return static_cast<bool>(::FLAC__stream_encoder_set_sample_rate(encoder_, value)); |
| } |
| |
| bool Stream::set_compression_level(uint32_t value) |
| { |
| FLAC__ASSERT(is_valid()); |
| return static_cast<bool>(::FLAC__stream_encoder_set_compression_level(encoder_, value)); |
| } |
| |
| bool Stream::set_blocksize(uint32_t value) |
| { |
| FLAC__ASSERT(is_valid()); |
| return static_cast<bool>(::FLAC__stream_encoder_set_blocksize(encoder_, value)); |
| } |
| |
| bool Stream::set_do_mid_side_stereo(bool value) |
| { |
| FLAC__ASSERT(is_valid()); |
| return static_cast<bool>(::FLAC__stream_encoder_set_do_mid_side_stereo(encoder_, value)); |
| } |
| |
| bool Stream::set_loose_mid_side_stereo(bool value) |
| { |
| FLAC__ASSERT(is_valid()); |
| return static_cast<bool>(::FLAC__stream_encoder_set_loose_mid_side_stereo(encoder_, value)); |
| } |
| |
| bool Stream::set_apodization(const char *specification) |
| { |
| FLAC__ASSERT(is_valid()); |
| return static_cast<bool>(::FLAC__stream_encoder_set_apodization(encoder_, specification)); |
| } |
| |
| bool Stream::set_max_lpc_order(uint32_t value) |
| { |
| FLAC__ASSERT(is_valid()); |
| return static_cast<bool>(::FLAC__stream_encoder_set_max_lpc_order(encoder_, value)); |
| } |
| |
| bool Stream::set_qlp_coeff_precision(uint32_t value) |
| { |
| FLAC__ASSERT(is_valid()); |
| return static_cast<bool>(::FLAC__stream_encoder_set_qlp_coeff_precision(encoder_, value)); |
| } |
| |
| bool Stream::set_do_qlp_coeff_prec_search(bool value) |
| { |
| FLAC__ASSERT(is_valid()); |
| return static_cast<bool>(::FLAC__stream_encoder_set_do_qlp_coeff_prec_search(encoder_, value)); |
| } |
| |
| bool Stream::set_do_escape_coding(bool value) |
| { |
| FLAC__ASSERT(is_valid()); |
| return static_cast<bool>(::FLAC__stream_encoder_set_do_escape_coding(encoder_, value)); |
| } |
| |
| bool Stream::set_do_exhaustive_model_search(bool value) |
| { |
| FLAC__ASSERT(is_valid()); |
| return static_cast<bool>(::FLAC__stream_encoder_set_do_exhaustive_model_search(encoder_, value)); |
| } |
| |
| bool Stream::set_min_residual_partition_order(uint32_t value) |
| { |
| FLAC__ASSERT(is_valid()); |
| return static_cast<bool>(::FLAC__stream_encoder_set_min_residual_partition_order(encoder_, value)); |
| } |
| |
| bool Stream::set_max_residual_partition_order(uint32_t value) |
| { |
| FLAC__ASSERT(is_valid()); |
| return static_cast<bool>(::FLAC__stream_encoder_set_max_residual_partition_order(encoder_, value)); |
| } |
| |
| bool Stream::set_rice_parameter_search_dist(uint32_t value) |
| { |
| FLAC__ASSERT(is_valid()); |
| return static_cast<bool>(::FLAC__stream_encoder_set_rice_parameter_search_dist(encoder_, value)); |
| } |
| |
| bool Stream::set_total_samples_estimate(FLAC__uint64 value) |
| { |
| FLAC__ASSERT(is_valid()); |
| return static_cast<bool>(::FLAC__stream_encoder_set_total_samples_estimate(encoder_, value)); |
| } |
| |
| bool Stream::set_metadata(::FLAC__StreamMetadata **metadata, uint32_t num_blocks) |
| { |
| FLAC__ASSERT(is_valid()); |
| return static_cast<bool>(::FLAC__stream_encoder_set_metadata(encoder_, metadata, num_blocks)); |
| } |
| |
| bool Stream::set_metadata(FLAC::Metadata::Prototype **metadata, uint32_t num_blocks) |
| { |
| FLAC__ASSERT(is_valid()); |
| #ifndef HAVE_CXX_VARARRAYS |
| // some compilers (MSVC++, Borland C, SunPro, some GCCs w/ -pedantic) can't handle: |
| // ::FLAC__StreamMetadata *m[num_blocks]; |
| // so we do this ugly workaround |
| ::FLAC__StreamMetadata **m = new ::FLAC__StreamMetadata*[num_blocks]; |
| #else |
| ::FLAC__StreamMetadata *m[num_blocks]; |
| #endif |
| for(uint32_t i = 0; i < num_blocks; i++) { |
| // we can get away with the const_cast since we know the encoder will only correct the is_last flags |
| m[i] = const_cast< ::FLAC__StreamMetadata*>(static_cast<const ::FLAC__StreamMetadata*>(*metadata[i])); |
| } |
| #ifndef HAVE_CXX_VARARRAYS |
| // complete the hack |
| const bool ok = static_cast<bool>(::FLAC__stream_encoder_set_metadata(encoder_, m, num_blocks)); |
| delete [] m; |
| return ok; |
| #else |
| return static_cast<bool>(::FLAC__stream_encoder_set_metadata(encoder_, m, num_blocks)); |
| #endif |
| } |
| |
| Stream::State Stream::get_state() const |
| { |
| FLAC__ASSERT(is_valid()); |
| return State(::FLAC__stream_encoder_get_state(encoder_)); |
| } |
| |
| Decoder::Stream::State Stream::get_verify_decoder_state() const |
| { |
| FLAC__ASSERT(is_valid()); |
| return Decoder::Stream::State(::FLAC__stream_encoder_get_verify_decoder_state(encoder_)); |
| } |
| |
| void Stream::get_verify_decoder_error_stats(FLAC__uint64 *absolute_sample, uint32_t *frame_number, uint32_t *channel, uint32_t *sample, FLAC__int32 *expected, FLAC__int32 *got) |
| { |
| FLAC__ASSERT(is_valid()); |
| ::FLAC__stream_encoder_get_verify_decoder_error_stats(encoder_, absolute_sample, frame_number, channel, sample, expected, got); |
| } |
| |
| bool Stream::get_verify() const |
| { |
| FLAC__ASSERT(is_valid()); |
| return static_cast<bool>(::FLAC__stream_encoder_get_verify(encoder_)); |
| } |
| |
| bool Stream::get_streamable_subset() const |
| { |
| FLAC__ASSERT(is_valid()); |
| return static_cast<bool>(::FLAC__stream_encoder_get_streamable_subset(encoder_)); |
| } |
| |
| bool Stream::get_do_mid_side_stereo() const |
| { |
| FLAC__ASSERT(is_valid()); |
| return static_cast<bool>(::FLAC__stream_encoder_get_do_mid_side_stereo(encoder_)); |
| } |
| |
| bool Stream::get_loose_mid_side_stereo() const |
| { |
| FLAC__ASSERT(is_valid()); |
| return static_cast<bool>(::FLAC__stream_encoder_get_loose_mid_side_stereo(encoder_)); |
| } |
| |
| uint32_t Stream::get_channels() const |
| { |
| FLAC__ASSERT(is_valid()); |
| return ::FLAC__stream_encoder_get_channels(encoder_); |
| } |
| |
| uint32_t Stream::get_bits_per_sample() const |
| { |
| FLAC__ASSERT(is_valid()); |
| return ::FLAC__stream_encoder_get_bits_per_sample(encoder_); |
| } |
| |
| uint32_t Stream::get_sample_rate() const |
| { |
| FLAC__ASSERT(is_valid()); |
| return ::FLAC__stream_encoder_get_sample_rate(encoder_); |
| } |
| |
| uint32_t Stream::get_blocksize() const |
| { |
| FLAC__ASSERT(is_valid()); |
| return ::FLAC__stream_encoder_get_blocksize(encoder_); |
| } |
| |
| uint32_t Stream::get_max_lpc_order() const |
| { |
| FLAC__ASSERT(is_valid()); |
| return ::FLAC__stream_encoder_get_max_lpc_order(encoder_); |
| } |
| |
| uint32_t Stream::get_qlp_coeff_precision() const |
| { |
| FLAC__ASSERT(is_valid()); |
| return ::FLAC__stream_encoder_get_qlp_coeff_precision(encoder_); |
| } |
| |
| bool Stream::get_do_qlp_coeff_prec_search() const |
| { |
| FLAC__ASSERT(is_valid()); |
| return static_cast<bool>(::FLAC__stream_encoder_get_do_qlp_coeff_prec_search(encoder_)); |
| } |
| |
| bool Stream::get_do_escape_coding() const |
| { |
| FLAC__ASSERT(is_valid()); |
| return static_cast<bool>(::FLAC__stream_encoder_get_do_escape_coding(encoder_)); |
| } |
| |
| bool Stream::get_do_exhaustive_model_search() const |
| { |
| FLAC__ASSERT(is_valid()); |
| return static_cast<bool>(::FLAC__stream_encoder_get_do_exhaustive_model_search(encoder_)); |
| } |
| |
| uint32_t Stream::get_min_residual_partition_order() const |
| { |
| FLAC__ASSERT(is_valid()); |
| return ::FLAC__stream_encoder_get_min_residual_partition_order(encoder_); |
| } |
| |
| uint32_t Stream::get_max_residual_partition_order() const |
| { |
| FLAC__ASSERT(is_valid()); |
| return ::FLAC__stream_encoder_get_max_residual_partition_order(encoder_); |
| } |
| |
| uint32_t Stream::get_rice_parameter_search_dist() const |
| { |
| FLAC__ASSERT(is_valid()); |
| return ::FLAC__stream_encoder_get_rice_parameter_search_dist(encoder_); |
| } |
| |
| FLAC__uint64 Stream::get_total_samples_estimate() const |
| { |
| FLAC__ASSERT(is_valid()); |
| return ::FLAC__stream_encoder_get_total_samples_estimate(encoder_); |
| } |
| |
| ::FLAC__StreamEncoderInitStatus Stream::init() |
| { |
| FLAC__ASSERT(is_valid()); |
| return ::FLAC__stream_encoder_init_stream(encoder_, write_callback_, seek_callback_, tell_callback_, metadata_callback_, /*client_data=*/(void*)this); |
| } |
| |
| ::FLAC__StreamEncoderInitStatus Stream::init_ogg() |
| { |
| FLAC__ASSERT(is_valid()); |
| return ::FLAC__stream_encoder_init_ogg_stream(encoder_, read_callback_, write_callback_, seek_callback_, tell_callback_, metadata_callback_, /*client_data=*/(void*)this); |
| } |
| |
| bool Stream::finish() |
| { |
| FLAC__ASSERT(is_valid()); |
| return static_cast<bool>(::FLAC__stream_encoder_finish(encoder_)); |
| } |
| |
| bool Stream::process(const FLAC__int32 * const buffer[], uint32_t samples) |
| { |
| FLAC__ASSERT(is_valid()); |
| return static_cast<bool>(::FLAC__stream_encoder_process(encoder_, buffer, samples)); |
| } |
| |
| bool Stream::process_interleaved(const FLAC__int32 buffer[], uint32_t samples) |
| { |
| FLAC__ASSERT(is_valid()); |
| return static_cast<bool>(::FLAC__stream_encoder_process_interleaved(encoder_, buffer, samples)); |
| } |
| |
| ::FLAC__StreamEncoderReadStatus Stream::read_callback(FLAC__byte buffer[], size_t *bytes) |
| { |
| (void)buffer, (void)bytes; |
| return ::FLAC__STREAM_ENCODER_READ_STATUS_UNSUPPORTED; |
| } |
| |
| ::FLAC__StreamEncoderSeekStatus Stream::seek_callback(FLAC__uint64 absolute_byte_offset) |
| { |
| (void)absolute_byte_offset; |
| return ::FLAC__STREAM_ENCODER_SEEK_STATUS_UNSUPPORTED; |
| } |
| |
| ::FLAC__StreamEncoderTellStatus Stream::tell_callback(FLAC__uint64 *absolute_byte_offset) |
| { |
| (void)absolute_byte_offset; |
| return ::FLAC__STREAM_ENCODER_TELL_STATUS_UNSUPPORTED; |
| } |
| |
| void Stream::metadata_callback(const ::FLAC__StreamMetadata *metadata) |
| { |
| (void)metadata; |
| } |
| |
| ::FLAC__StreamEncoderReadStatus Stream::read_callback_(const ::FLAC__StreamEncoder *encoder, FLAC__byte buffer[], size_t *bytes, void *client_data) |
| { |
| (void)encoder; |
| FLAC__ASSERT(0 != client_data); |
| Stream *instance = reinterpret_cast<Stream *>(client_data); |
| FLAC__ASSERT(0 != instance); |
| return instance->read_callback(buffer, bytes); |
| } |
| |
| ::FLAC__StreamEncoderWriteStatus Stream::write_callback_(const ::FLAC__StreamEncoder *encoder, const FLAC__byte buffer[], size_t bytes, uint32_t samples, uint32_t current_frame, void *client_data) |
| { |
| (void)encoder; |
| FLAC__ASSERT(0 != client_data); |
| Stream *instance = reinterpret_cast<Stream *>(client_data); |
| FLAC__ASSERT(0 != instance); |
| return instance->write_callback(buffer, bytes, samples, current_frame); |
| } |
| |
| ::FLAC__StreamEncoderSeekStatus Stream::seek_callback_(const ::FLAC__StreamEncoder *encoder, FLAC__uint64 absolute_byte_offset, void *client_data) |
| { |
| (void)encoder; |
| FLAC__ASSERT(0 != client_data); |
| Stream *instance = reinterpret_cast<Stream *>(client_data); |
| FLAC__ASSERT(0 != instance); |
| return instance->seek_callback(absolute_byte_offset); |
| } |
| |
| ::FLAC__StreamEncoderTellStatus Stream::tell_callback_(const ::FLAC__StreamEncoder *encoder, FLAC__uint64 *absolute_byte_offset, void *client_data) |
| { |
| (void)encoder; |
| FLAC__ASSERT(0 != client_data); |
| Stream *instance = reinterpret_cast<Stream *>(client_data); |
| FLAC__ASSERT(0 != instance); |
| return instance->tell_callback(absolute_byte_offset); |
| } |
| |
| void Stream::metadata_callback_(const ::FLAC__StreamEncoder *encoder, const ::FLAC__StreamMetadata *metadata, void *client_data) |
| { |
| (void)encoder; |
| FLAC__ASSERT(0 != client_data); |
| Stream *instance = reinterpret_cast<Stream *>(client_data); |
| FLAC__ASSERT(0 != instance); |
| instance->metadata_callback(metadata); |
| } |
| |
| // ------------------------------------------------------------ |
| // |
| // File |
| // |
| // ------------------------------------------------------------ |
| |
| File::File(): |
| Stream() |
| { } |
| |
| File::~File() |
| { |
| } |
| |
| ::FLAC__StreamEncoderInitStatus File::init(FILE *file) |
| { |
| FLAC__ASSERT(is_valid()); |
| return ::FLAC__stream_encoder_init_FILE(encoder_, file, progress_callback_, /*client_data=*/(void*)this); |
| } |
| |
| ::FLAC__StreamEncoderInitStatus File::init(const char *filename) |
| { |
| FLAC__ASSERT(is_valid()); |
| return ::FLAC__stream_encoder_init_file(encoder_, filename, progress_callback_, /*client_data=*/(void*)this); |
| } |
| |
| ::FLAC__StreamEncoderInitStatus File::init(const std::string &filename) |
| { |
| return init(filename.c_str()); |
| } |
| |
| ::FLAC__StreamEncoderInitStatus File::init_ogg(FILE *file) |
| { |
| FLAC__ASSERT(is_valid()); |
| return ::FLAC__stream_encoder_init_ogg_FILE(encoder_, file, progress_callback_, /*client_data=*/(void*)this); |
| } |
| |
| ::FLAC__StreamEncoderInitStatus File::init_ogg(const char *filename) |
| { |
| FLAC__ASSERT(is_valid()); |
| return ::FLAC__stream_encoder_init_ogg_file(encoder_, filename, progress_callback_, /*client_data=*/(void*)this); |
| } |
| |
| ::FLAC__StreamEncoderInitStatus File::init_ogg(const std::string &filename) |
| { |
| return init_ogg(filename.c_str()); |
| } |
| |
| // This is a dummy to satisfy the pure virtual from Stream; the |
| // read callback will never be called since we are initializing |
| // with FLAC__stream_decoder_init_FILE() or |
| // FLAC__stream_decoder_init_file() and those supply the read |
| // callback internally. |
| ::FLAC__StreamEncoderWriteStatus File::write_callback(const FLAC__byte buffer[], size_t bytes, uint32_t samples, uint32_t current_frame) |
| { |
| (void)buffer, (void)bytes, (void)samples, (void)current_frame; |
| FLAC__ASSERT(false); |
| return ::FLAC__STREAM_ENCODER_WRITE_STATUS_FATAL_ERROR; // double protection |
| } |
| |
| void File::progress_callback(FLAC__uint64 bytes_written, FLAC__uint64 samples_written, uint32_t frames_written, uint32_t total_frames_estimate) |
| { |
| (void)bytes_written, (void)samples_written, (void)frames_written, (void)total_frames_estimate; |
| } |
| |
| void File::progress_callback_(const ::FLAC__StreamEncoder *encoder, FLAC__uint64 bytes_written, FLAC__uint64 samples_written, uint32_t frames_written, uint32_t total_frames_estimate, void *client_data) |
| { |
| (void)encoder; |
| FLAC__ASSERT(0 != client_data); |
| File *instance = reinterpret_cast<File *>(client_data); |
| FLAC__ASSERT(0 != instance); |
| instance->progress_callback(bytes_written, samples_written, frames_written, total_frames_estimate); |
| } |
| |
| } // namespace Encoder |
| } // namespace FLAC |