| /* libFLAC++ - Free Lossless Audio Codec library |
| * Copyright (C) 2002,2003,2004,2005,2006 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. |
| */ |
| |
| #include "FLAC++/encoder.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 { |
| |
| SeekableStream::SeekableStream(): |
| encoder_(::FLAC__seekable_stream_encoder_new()) |
| { } |
| |
| SeekableStream::~SeekableStream() |
| { |
| if(0 != encoder_) { |
| ::FLAC__seekable_stream_encoder_finish(encoder_); |
| ::FLAC__seekable_stream_encoder_delete(encoder_); |
| } |
| } |
| |
| bool SeekableStream::is_valid() const |
| { |
| return 0 != encoder_; |
| } |
| |
| bool SeekableStream::set_verify(bool value) |
| { |
| FLAC__ASSERT(is_valid()); |
| return (bool)::FLAC__seekable_stream_encoder_set_verify(encoder_, value); |
| } |
| |
| bool SeekableStream::set_streamable_subset(bool value) |
| { |
| FLAC__ASSERT(is_valid()); |
| return (bool)::FLAC__seekable_stream_encoder_set_streamable_subset(encoder_, value); |
| } |
| |
| bool SeekableStream::set_do_mid_side_stereo(bool value) |
| { |
| FLAC__ASSERT(is_valid()); |
| return (bool)::FLAC__seekable_stream_encoder_set_do_mid_side_stereo(encoder_, value); |
| } |
| |
| bool SeekableStream::set_loose_mid_side_stereo(bool value) |
| { |
| FLAC__ASSERT(is_valid()); |
| return (bool)::FLAC__seekable_stream_encoder_set_loose_mid_side_stereo(encoder_, value); |
| } |
| |
| bool SeekableStream::set_channels(unsigned value) |
| { |
| FLAC__ASSERT(is_valid()); |
| return (bool)::FLAC__seekable_stream_encoder_set_channels(encoder_, value); |
| } |
| |
| bool SeekableStream::set_bits_per_sample(unsigned value) |
| { |
| FLAC__ASSERT(is_valid()); |
| return (bool)::FLAC__seekable_stream_encoder_set_bits_per_sample(encoder_, value); |
| } |
| |
| bool SeekableStream::set_sample_rate(unsigned value) |
| { |
| FLAC__ASSERT(is_valid()); |
| return (bool)::FLAC__seekable_stream_encoder_set_sample_rate(encoder_, value); |
| } |
| |
| bool SeekableStream::set_blocksize(unsigned value) |
| { |
| FLAC__ASSERT(is_valid()); |
| return (bool)::FLAC__seekable_stream_encoder_set_blocksize(encoder_, value); |
| } |
| |
| bool SeekableStream::set_apodization(const char *specification) |
| { |
| FLAC__ASSERT(is_valid()); |
| return (bool)::FLAC__seekable_stream_encoder_set_apodization(encoder_, specification); |
| } |
| |
| bool SeekableStream::set_max_lpc_order(unsigned value) |
| { |
| FLAC__ASSERT(is_valid()); |
| return (bool)::FLAC__seekable_stream_encoder_set_max_lpc_order(encoder_, value); |
| } |
| |
| bool SeekableStream::set_qlp_coeff_precision(unsigned value) |
| { |
| FLAC__ASSERT(is_valid()); |
| return (bool)::FLAC__seekable_stream_encoder_set_qlp_coeff_precision(encoder_, value); |
| } |
| |
| bool SeekableStream::set_do_qlp_coeff_prec_search(bool value) |
| { |
| FLAC__ASSERT(is_valid()); |
| return (bool)::FLAC__seekable_stream_encoder_set_do_qlp_coeff_prec_search(encoder_, value); |
| } |
| |
| bool SeekableStream::set_do_escape_coding(bool value) |
| { |
| FLAC__ASSERT(is_valid()); |
| return (bool)::FLAC__seekable_stream_encoder_set_do_escape_coding(encoder_, value); |
| } |
| |
| bool SeekableStream::set_do_exhaustive_model_search(bool value) |
| { |
| FLAC__ASSERT(is_valid()); |
| return (bool)::FLAC__seekable_stream_encoder_set_do_exhaustive_model_search(encoder_, value); |
| } |
| |
| bool SeekableStream::set_min_residual_partition_order(unsigned value) |
| { |
| FLAC__ASSERT(is_valid()); |
| return (bool)::FLAC__seekable_stream_encoder_set_min_residual_partition_order(encoder_, value); |
| } |
| |
| bool SeekableStream::set_max_residual_partition_order(unsigned value) |
| { |
| FLAC__ASSERT(is_valid()); |
| return (bool)::FLAC__seekable_stream_encoder_set_max_residual_partition_order(encoder_, value); |
| } |
| |
| bool SeekableStream::set_rice_parameter_search_dist(unsigned value) |
| { |
| FLAC__ASSERT(is_valid()); |
| return (bool)::FLAC__seekable_stream_encoder_set_rice_parameter_search_dist(encoder_, value); |
| } |
| |
| bool SeekableStream::set_total_samples_estimate(FLAC__uint64 value) |
| { |
| FLAC__ASSERT(is_valid()); |
| return (bool)::FLAC__seekable_stream_encoder_set_total_samples_estimate(encoder_, value); |
| } |
| |
| bool SeekableStream::set_metadata(::FLAC__StreamMetadata **metadata, unsigned num_blocks) |
| { |
| FLAC__ASSERT(is_valid()); |
| return (bool)::FLAC__seekable_stream_encoder_set_metadata(encoder_, metadata, num_blocks); |
| } |
| |
| bool SeekableStream::set_metadata(FLAC::Metadata::Prototype **metadata, unsigned num_blocks) |
| { |
| FLAC__ASSERT(is_valid()); |
| #if (defined _MSC_VER) || (defined __SUNPRO_CC) |
| // MSVC++ 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(unsigned i = 0; i < num_blocks; i++) { |
| // we can get away with this since we know the encoder will only correct the is_last flags |
| m[i] = const_cast< ::FLAC__StreamMetadata*>((::FLAC__StreamMetadata*)metadata[i]); |
| } |
| #if (defined _MSC_VER) || (defined __SUNPRO_CC) |
| // complete the hack |
| const bool ok = (bool)::FLAC__seekable_stream_encoder_set_metadata(encoder_, m, num_blocks); |
| delete [] m; |
| return ok; |
| #else |
| return (bool)::FLAC__seekable_stream_encoder_set_metadata(encoder_, m, num_blocks); |
| #endif |
| } |
| |
| SeekableStream::State SeekableStream::get_state() const |
| { |
| FLAC__ASSERT(is_valid()); |
| return State(::FLAC__seekable_stream_encoder_get_state(encoder_)); |
| } |
| |
| Stream::State SeekableStream::get_stream_encoder_state() const |
| { |
| FLAC__ASSERT(is_valid()); |
| return Stream::State(::FLAC__seekable_stream_encoder_get_stream_encoder_state(encoder_)); |
| } |
| |
| Decoder::Stream::State SeekableStream::get_verify_decoder_state() const |
| { |
| FLAC__ASSERT(is_valid()); |
| return Decoder::Stream::State(::FLAC__seekable_stream_encoder_get_verify_decoder_state(encoder_)); |
| } |
| |
| void SeekableStream::get_verify_decoder_error_stats(FLAC__uint64 *absolute_sample, unsigned *frame_number, unsigned *channel, unsigned *sample, FLAC__int32 *expected, FLAC__int32 *got) |
| { |
| FLAC__ASSERT(is_valid()); |
| ::FLAC__seekable_stream_encoder_get_verify_decoder_error_stats(encoder_, absolute_sample, frame_number, channel, sample, expected, got); |
| } |
| |
| bool SeekableStream::get_verify() const |
| { |
| FLAC__ASSERT(is_valid()); |
| return (bool)::FLAC__seekable_stream_encoder_get_verify(encoder_); |
| } |
| |
| bool SeekableStream::get_streamable_subset() const |
| { |
| FLAC__ASSERT(is_valid()); |
| return (bool)::FLAC__seekable_stream_encoder_get_streamable_subset(encoder_); |
| } |
| |
| bool SeekableStream::get_do_mid_side_stereo() const |
| { |
| FLAC__ASSERT(is_valid()); |
| return (bool)::FLAC__seekable_stream_encoder_get_do_mid_side_stereo(encoder_); |
| } |
| |
| bool SeekableStream::get_loose_mid_side_stereo() const |
| { |
| FLAC__ASSERT(is_valid()); |
| return (bool)::FLAC__seekable_stream_encoder_get_loose_mid_side_stereo(encoder_); |
| } |
| |
| unsigned SeekableStream::get_channels() const |
| { |
| FLAC__ASSERT(is_valid()); |
| return ::FLAC__seekable_stream_encoder_get_channels(encoder_); |
| } |
| |
| unsigned SeekableStream::get_bits_per_sample() const |
| { |
| FLAC__ASSERT(is_valid()); |
| return ::FLAC__seekable_stream_encoder_get_bits_per_sample(encoder_); |
| } |
| |
| unsigned SeekableStream::get_sample_rate() const |
| { |
| FLAC__ASSERT(is_valid()); |
| return ::FLAC__seekable_stream_encoder_get_sample_rate(encoder_); |
| } |
| |
| unsigned SeekableStream::get_blocksize() const |
| { |
| FLAC__ASSERT(is_valid()); |
| return ::FLAC__seekable_stream_encoder_get_blocksize(encoder_); |
| } |
| |
| unsigned SeekableStream::get_max_lpc_order() const |
| { |
| FLAC__ASSERT(is_valid()); |
| return ::FLAC__seekable_stream_encoder_get_max_lpc_order(encoder_); |
| } |
| |
| unsigned SeekableStream::get_qlp_coeff_precision() const |
| { |
| FLAC__ASSERT(is_valid()); |
| return ::FLAC__seekable_stream_encoder_get_qlp_coeff_precision(encoder_); |
| } |
| |
| bool SeekableStream::get_do_qlp_coeff_prec_search() const |
| { |
| FLAC__ASSERT(is_valid()); |
| return (bool)::FLAC__seekable_stream_encoder_get_do_qlp_coeff_prec_search(encoder_); |
| } |
| |
| bool SeekableStream::get_do_escape_coding() const |
| { |
| FLAC__ASSERT(is_valid()); |
| return (bool)::FLAC__seekable_stream_encoder_get_do_escape_coding(encoder_); |
| } |
| |
| bool SeekableStream::get_do_exhaustive_model_search() const |
| { |
| FLAC__ASSERT(is_valid()); |
| return (bool)::FLAC__seekable_stream_encoder_get_do_exhaustive_model_search(encoder_); |
| } |
| |
| unsigned SeekableStream::get_min_residual_partition_order() const |
| { |
| FLAC__ASSERT(is_valid()); |
| return ::FLAC__seekable_stream_encoder_get_min_residual_partition_order(encoder_); |
| } |
| |
| unsigned SeekableStream::get_max_residual_partition_order() const |
| { |
| FLAC__ASSERT(is_valid()); |
| return ::FLAC__seekable_stream_encoder_get_max_residual_partition_order(encoder_); |
| } |
| |
| unsigned SeekableStream::get_rice_parameter_search_dist() const |
| { |
| FLAC__ASSERT(is_valid()); |
| return ::FLAC__seekable_stream_encoder_get_rice_parameter_search_dist(encoder_); |
| } |
| |
| FLAC__uint64 SeekableStream::get_total_samples_estimate() const |
| { |
| FLAC__ASSERT(is_valid()); |
| return ::FLAC__seekable_stream_encoder_get_total_samples_estimate(encoder_); |
| } |
| |
| SeekableStream::State SeekableStream::init() |
| { |
| FLAC__ASSERT(is_valid()); |
| ::FLAC__seekable_stream_encoder_set_seek_callback(encoder_, seek_callback_); |
| ::FLAC__seekable_stream_encoder_set_tell_callback(encoder_, tell_callback_); |
| ::FLAC__seekable_stream_encoder_set_write_callback(encoder_, write_callback_); |
| ::FLAC__seekable_stream_encoder_set_client_data(encoder_, (void*)this); |
| return State(::FLAC__seekable_stream_encoder_init(encoder_)); |
| } |
| |
| void SeekableStream::finish() |
| { |
| FLAC__ASSERT(is_valid()); |
| ::FLAC__seekable_stream_encoder_finish(encoder_); |
| } |
| |
| bool SeekableStream::process(const FLAC__int32 * const buffer[], unsigned samples) |
| { |
| FLAC__ASSERT(is_valid()); |
| return (bool)::FLAC__seekable_stream_encoder_process(encoder_, buffer, samples); |
| } |
| |
| bool SeekableStream::process_interleaved(const FLAC__int32 buffer[], unsigned samples) |
| { |
| FLAC__ASSERT(is_valid()); |
| return (bool)::FLAC__seekable_stream_encoder_process_interleaved(encoder_, buffer, samples); |
| } |
| |
| ::FLAC__SeekableStreamEncoderSeekStatus SeekableStream::seek_callback_(const ::FLAC__SeekableStreamEncoder *encoder, FLAC__uint64 absolute_byte_offset, void *client_data) |
| { |
| (void)encoder; |
| FLAC__ASSERT(0 != client_data); |
| SeekableStream *instance = reinterpret_cast<SeekableStream *>(client_data); |
| FLAC__ASSERT(0 != instance); |
| return instance->seek_callback(absolute_byte_offset); |
| } |
| |
| ::FLAC__SeekableStreamEncoderTellStatus SeekableStream::tell_callback_(const ::FLAC__SeekableStreamEncoder *encoder, FLAC__uint64 *absolute_byte_offset, void *client_data) |
| { |
| (void)encoder; |
| FLAC__ASSERT(0 != client_data); |
| SeekableStream *instance = reinterpret_cast<SeekableStream *>(client_data); |
| FLAC__ASSERT(0 != instance); |
| return instance->tell_callback(absolute_byte_offset); |
| } |
| |
| ::FLAC__StreamEncoderWriteStatus SeekableStream::write_callback_(const ::FLAC__SeekableStreamEncoder *encoder, const FLAC__byte buffer[], unsigned bytes, unsigned samples, unsigned current_frame, void *client_data) |
| { |
| (void)encoder; |
| FLAC__ASSERT(0 != client_data); |
| SeekableStream *instance = reinterpret_cast<SeekableStream *>(client_data); |
| FLAC__ASSERT(0 != instance); |
| return instance->write_callback(buffer, bytes, samples, current_frame); |
| } |
| |
| } |
| } |