From aa97e4d4981d61808a558c5ab36be6d3bcc2c4f6 Mon Sep 17 00:00:00 2001 From: Dave Chapman Date: Wed, 16 Feb 2005 19:33:19 +0000 Subject: Initial import of libFLAC from flac-1.1.2.tar.gz git-svn-id: svn://svn.rockbox.org/rockbox/trunk@5983 a1c6a512-1295-4272-9138-f99709370657 --- apps/codecs/libFLAC/file_encoder.c | 776 +++++++++++++++++++++++++++++++++++++ 1 file changed, 776 insertions(+) create mode 100644 apps/codecs/libFLAC/file_encoder.c (limited to 'apps/codecs/libFLAC/file_encoder.c') diff --git a/apps/codecs/libFLAC/file_encoder.c b/apps/codecs/libFLAC/file_encoder.c new file mode 100644 index 0000000000..db4c421f98 --- /dev/null +++ b/apps/codecs/libFLAC/file_encoder.c @@ -0,0 +1,776 @@ +/* libFLAC - Free Lossless Audio Codec 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. + */ + +#include +#include /* for malloc() */ +#include /* for strlen(), strcpy() */ +#include "FLAC/assert.h" +#include "protected/file_encoder.h" + +#ifdef max +#undef max +#endif +#define max(x,y) ((x)>(y)?(x):(y)) + +/*********************************************************************** + * + * Private class method prototypes + * + ***********************************************************************/ + +/* unpublished debug routines */ +extern FLAC__bool FLAC__seekable_stream_encoder_disable_constant_subframes(FLAC__SeekableStreamEncoder *encoder, FLAC__bool value); +extern FLAC__bool FLAC__seekable_stream_encoder_disable_fixed_subframes(FLAC__SeekableStreamEncoder *encoder, FLAC__bool value); +extern FLAC__bool FLAC__seekable_stream_encoder_disable_verbatim_subframes(FLAC__SeekableStreamEncoder *encoder, FLAC__bool value); + +static void set_defaults_(FLAC__FileEncoder *encoder); +static FLAC__SeekableStreamEncoderSeekStatus seek_callback_(const FLAC__SeekableStreamEncoder *encoder, FLAC__uint64 absolute_byte_offset, void *client_data); +static FLAC__SeekableStreamEncoderTellStatus tell_callback_(const FLAC__SeekableStreamEncoder *encoder, FLAC__uint64 *absolute_byte_offset, void *client_data); +static FLAC__StreamEncoderWriteStatus write_callback_(const FLAC__SeekableStreamEncoder *encoder, const FLAC__byte buffer[], unsigned bytes, unsigned samples, unsigned current_frame, void *client_data); + +/*********************************************************************** + * + * Private class data + * + ***********************************************************************/ + +typedef struct FLAC__FileEncoderPrivate { + FLAC__FileEncoderProgressCallback progress_callback; + void *client_data; + char *filename; + FLAC__uint64 bytes_written; + FLAC__uint64 samples_written; + unsigned frames_written; + unsigned total_frames_estimate; + FLAC__SeekableStreamEncoder *seekable_stream_encoder; + FILE *file; +} FLAC__FileEncoderPrivate; + +/*********************************************************************** + * + * Public static class data + * + ***********************************************************************/ + +FLAC_API const char * const FLAC__FileEncoderStateString[] = { + "FLAC__FILE_ENCODER_OK", + "FLAC__FILE_ENCODER_NO_FILENAME", + "FLAC__FILE_ENCODER_SEEKABLE_STREAM_ENCODER_ERROR", + "FLAC__FILE_ENCODER_FATAL_ERROR_WHILE_WRITING", + "FLAC__FILE_ENCODER_ERROR_OPENING_FILE", + "FLAC__FILE_ENCODER_MEMORY_ALLOCATION_ERROR", + "FLAC__FILE_ENCODER_ALREADY_INITIALIZED", + "FLAC__FILE_ENCODER_UNINITIALIZED" +}; + + +/*********************************************************************** + * + * Class constructor/destructor + * + ***********************************************************************/ + +FLAC_API FLAC__FileEncoder *FLAC__file_encoder_new() +{ + FLAC__FileEncoder *encoder; + + FLAC__ASSERT(sizeof(int) >= 4); /* we want to die right away if this is not true */ + + encoder = (FLAC__FileEncoder*)calloc(1, sizeof(FLAC__FileEncoder)); + if(encoder == 0) { + return 0; + } + + encoder->protected_ = (FLAC__FileEncoderProtected*)calloc(1, sizeof(FLAC__FileEncoderProtected)); + if(encoder->protected_ == 0) { + free(encoder); + return 0; + } + + encoder->private_ = (FLAC__FileEncoderPrivate*)calloc(1, sizeof(FLAC__FileEncoderPrivate)); + if(encoder->private_ == 0) { + free(encoder->protected_); + free(encoder); + return 0; + } + + encoder->private_->seekable_stream_encoder = FLAC__seekable_stream_encoder_new(); + if(0 == encoder->private_->seekable_stream_encoder) { + free(encoder->private_); + free(encoder->protected_); + free(encoder); + return 0; + } + + encoder->private_->file = 0; + + set_defaults_(encoder); + + encoder->protected_->state = FLAC__FILE_ENCODER_UNINITIALIZED; + + return encoder; +} + +FLAC_API void FLAC__file_encoder_delete(FLAC__FileEncoder *encoder) +{ + FLAC__ASSERT(0 != encoder); + FLAC__ASSERT(0 != encoder->protected_); + FLAC__ASSERT(0 != encoder->private_); + FLAC__ASSERT(0 != encoder->private_->seekable_stream_encoder); + + (void)FLAC__file_encoder_finish(encoder); + + FLAC__seekable_stream_encoder_delete(encoder->private_->seekable_stream_encoder); + + free(encoder->private_); + free(encoder->protected_); + free(encoder); +} + +/*********************************************************************** + * + * Public class methods + * + ***********************************************************************/ + +FLAC_API FLAC__FileEncoderState FLAC__file_encoder_init(FLAC__FileEncoder *encoder) +{ + FLAC__ASSERT(0 != encoder); + + if(encoder->protected_->state != FLAC__FILE_ENCODER_UNINITIALIZED) + return encoder->protected_->state = FLAC__FILE_ENCODER_ALREADY_INITIALIZED; + + if(0 == encoder->private_->filename) + return encoder->protected_->state = FLAC__FILE_ENCODER_NO_FILENAME; + + encoder->private_->file = fopen(encoder->private_->filename, "w+b"); + + if(encoder->private_->file == 0) + return encoder->protected_->state = FLAC__FILE_ENCODER_ERROR_OPENING_FILE; + + encoder->private_->bytes_written = 0; + encoder->private_->samples_written = 0; + encoder->private_->frames_written = 0; + + FLAC__seekable_stream_encoder_set_seek_callback(encoder->private_->seekable_stream_encoder, seek_callback_); + FLAC__seekable_stream_encoder_set_tell_callback(encoder->private_->seekable_stream_encoder, tell_callback_); + FLAC__seekable_stream_encoder_set_write_callback(encoder->private_->seekable_stream_encoder, write_callback_); + FLAC__seekable_stream_encoder_set_client_data(encoder->private_->seekable_stream_encoder, encoder); + + if(FLAC__seekable_stream_encoder_init(encoder->private_->seekable_stream_encoder) != FLAC__SEEKABLE_STREAM_ENCODER_OK) + return encoder->protected_->state = FLAC__FILE_ENCODER_SEEKABLE_STREAM_ENCODER_ERROR; + + { + unsigned blocksize = FLAC__file_encoder_get_blocksize(encoder); + + FLAC__ASSERT(blocksize != 0); + encoder->private_->total_frames_estimate = (unsigned)((FLAC__file_encoder_get_total_samples_estimate(encoder) + blocksize - 1) / blocksize); + } + + return encoder->protected_->state = FLAC__FILE_ENCODER_OK; +} + +FLAC_API void FLAC__file_encoder_finish(FLAC__FileEncoder *encoder) +{ + FLAC__ASSERT(0 != encoder); + + if(encoder->protected_->state == FLAC__FILE_ENCODER_UNINITIALIZED) + return; + + FLAC__ASSERT(0 != encoder->private_->seekable_stream_encoder); + + /* FLAC__seekable_stream_encoder_finish() might write data so we must close the file after it. */ + + FLAC__seekable_stream_encoder_finish(encoder->private_->seekable_stream_encoder); + + if(0 != encoder->private_->file) { + fclose(encoder->private_->file); + encoder->private_->file = 0; + } + + if(0 != encoder->private_->filename) { + free(encoder->private_->filename); + encoder->private_->filename = 0; + } + + set_defaults_(encoder); + + encoder->protected_->state = FLAC__FILE_ENCODER_UNINITIALIZED; +} + +FLAC_API FLAC__bool FLAC__file_encoder_set_verify(FLAC__FileEncoder *encoder, FLAC__bool value) +{ + FLAC__ASSERT(0 != encoder); + FLAC__ASSERT(0 != encoder->private_); + FLAC__ASSERT(0 != encoder->protected_); + FLAC__ASSERT(0 != encoder->private_->seekable_stream_encoder); + if(encoder->protected_->state != FLAC__FILE_ENCODER_UNINITIALIZED) + return false; + return FLAC__seekable_stream_encoder_set_verify(encoder->private_->seekable_stream_encoder, value); +} + +FLAC_API FLAC__bool FLAC__file_encoder_set_streamable_subset(FLAC__FileEncoder *encoder, FLAC__bool value) +{ + FLAC__ASSERT(0 != encoder); + FLAC__ASSERT(0 != encoder->private_); + FLAC__ASSERT(0 != encoder->protected_); + FLAC__ASSERT(0 != encoder->private_->seekable_stream_encoder); + if(encoder->protected_->state != FLAC__FILE_ENCODER_UNINITIALIZED) + return false; + return FLAC__seekable_stream_encoder_set_streamable_subset(encoder->private_->seekable_stream_encoder, value); +} + +FLAC_API FLAC__bool FLAC__file_encoder_set_do_mid_side_stereo(FLAC__FileEncoder *encoder, FLAC__bool value) +{ + FLAC__ASSERT(0 != encoder); + FLAC__ASSERT(0 != encoder->private_); + FLAC__ASSERT(0 != encoder->protected_); + FLAC__ASSERT(0 != encoder->private_->seekable_stream_encoder); + if(encoder->protected_->state != FLAC__FILE_ENCODER_UNINITIALIZED) + return false; + return FLAC__seekable_stream_encoder_set_do_mid_side_stereo(encoder->private_->seekable_stream_encoder, value); +} + +FLAC_API FLAC__bool FLAC__file_encoder_set_loose_mid_side_stereo(FLAC__FileEncoder *encoder, FLAC__bool value) +{ + FLAC__ASSERT(0 != encoder); + FLAC__ASSERT(0 != encoder->private_); + FLAC__ASSERT(0 != encoder->protected_); + FLAC__ASSERT(0 != encoder->private_->seekable_stream_encoder); + if(encoder->protected_->state != FLAC__FILE_ENCODER_UNINITIALIZED) + return false; + return FLAC__seekable_stream_encoder_set_loose_mid_side_stereo(encoder->private_->seekable_stream_encoder, value); +} + +FLAC_API FLAC__bool FLAC__file_encoder_set_channels(FLAC__FileEncoder *encoder, unsigned value) +{ + FLAC__ASSERT(0 != encoder); + FLAC__ASSERT(0 != encoder->private_); + FLAC__ASSERT(0 != encoder->protected_); + FLAC__ASSERT(0 != encoder->private_->seekable_stream_encoder); + if(encoder->protected_->state != FLAC__FILE_ENCODER_UNINITIALIZED) + return false; + return FLAC__seekable_stream_encoder_set_channels(encoder->private_->seekable_stream_encoder, value); +} + +FLAC_API FLAC__bool FLAC__file_encoder_set_bits_per_sample(FLAC__FileEncoder *encoder, unsigned value) +{ + FLAC__ASSERT(0 != encoder); + FLAC__ASSERT(0 != encoder->private_); + FLAC__ASSERT(0 != encoder->protected_); + FLAC__ASSERT(0 != encoder->private_->seekable_stream_encoder); + if(encoder->protected_->state != FLAC__FILE_ENCODER_UNINITIALIZED) + return false; + return FLAC__seekable_stream_encoder_set_bits_per_sample(encoder->private_->seekable_stream_encoder, value); +} + +FLAC_API FLAC__bool FLAC__file_encoder_set_sample_rate(FLAC__FileEncoder *encoder, unsigned value) +{ + FLAC__ASSERT(0 != encoder); + FLAC__ASSERT(0 != encoder->private_); + FLAC__ASSERT(0 != encoder->protected_); + FLAC__ASSERT(0 != encoder->private_->seekable_stream_encoder); + if(encoder->protected_->state != FLAC__FILE_ENCODER_UNINITIALIZED) + return false; + return FLAC__seekable_stream_encoder_set_sample_rate(encoder->private_->seekable_stream_encoder, value); +} + +FLAC_API FLAC__bool FLAC__file_encoder_set_blocksize(FLAC__FileEncoder *encoder, unsigned value) +{ + FLAC__ASSERT(0 != encoder); + FLAC__ASSERT(0 != encoder->private_); + FLAC__ASSERT(0 != encoder->protected_); + FLAC__ASSERT(0 != encoder->private_->seekable_stream_encoder); + if(encoder->protected_->state != FLAC__FILE_ENCODER_UNINITIALIZED) + return false; + return FLAC__seekable_stream_encoder_set_blocksize(encoder->private_->seekable_stream_encoder, value); +} + +FLAC_API FLAC__bool FLAC__file_encoder_set_max_lpc_order(FLAC__FileEncoder *encoder, unsigned value) +{ + FLAC__ASSERT(0 != encoder); + FLAC__ASSERT(0 != encoder->private_); + FLAC__ASSERT(0 != encoder->protected_); + FLAC__ASSERT(0 != encoder->private_->seekable_stream_encoder); + if(encoder->protected_->state != FLAC__FILE_ENCODER_UNINITIALIZED) + return false; + return FLAC__seekable_stream_encoder_set_max_lpc_order(encoder->private_->seekable_stream_encoder, value); +} + +FLAC_API FLAC__bool FLAC__file_encoder_set_qlp_coeff_precision(FLAC__FileEncoder *encoder, unsigned value) +{ + FLAC__ASSERT(0 != encoder); + FLAC__ASSERT(0 != encoder->private_); + FLAC__ASSERT(0 != encoder->protected_); + FLAC__ASSERT(0 != encoder->private_->seekable_stream_encoder); + if(encoder->protected_->state != FLAC__FILE_ENCODER_UNINITIALIZED) + return false; + return FLAC__seekable_stream_encoder_set_qlp_coeff_precision(encoder->private_->seekable_stream_encoder, value); +} + +FLAC_API FLAC__bool FLAC__file_encoder_set_do_qlp_coeff_prec_search(FLAC__FileEncoder *encoder, FLAC__bool value) +{ + FLAC__ASSERT(0 != encoder); + FLAC__ASSERT(0 != encoder->private_); + FLAC__ASSERT(0 != encoder->protected_); + FLAC__ASSERT(0 != encoder->private_->seekable_stream_encoder); + if(encoder->protected_->state != FLAC__FILE_ENCODER_UNINITIALIZED) + return false; + return FLAC__seekable_stream_encoder_set_do_qlp_coeff_prec_search(encoder->private_->seekable_stream_encoder, value); +} + +FLAC_API FLAC__bool FLAC__file_encoder_set_do_escape_coding(FLAC__FileEncoder *encoder, FLAC__bool value) +{ + FLAC__ASSERT(0 != encoder); + FLAC__ASSERT(0 != encoder->private_); + FLAC__ASSERT(0 != encoder->protected_); + FLAC__ASSERT(0 != encoder->private_->seekable_stream_encoder); + if(encoder->protected_->state != FLAC__FILE_ENCODER_UNINITIALIZED) + return false; + return FLAC__seekable_stream_encoder_set_do_escape_coding(encoder->private_->seekable_stream_encoder, value); +} + +FLAC_API FLAC__bool FLAC__file_encoder_set_do_exhaustive_model_search(FLAC__FileEncoder *encoder, FLAC__bool value) +{ + FLAC__ASSERT(0 != encoder); + FLAC__ASSERT(0 != encoder->private_); + FLAC__ASSERT(0 != encoder->protected_); + FLAC__ASSERT(0 != encoder->private_->seekable_stream_encoder); + if(encoder->protected_->state != FLAC__FILE_ENCODER_UNINITIALIZED) + return false; + return FLAC__seekable_stream_encoder_set_do_exhaustive_model_search(encoder->private_->seekable_stream_encoder, value); +} + +FLAC_API FLAC__bool FLAC__file_encoder_set_min_residual_partition_order(FLAC__FileEncoder *encoder, unsigned value) +{ + FLAC__ASSERT(0 != encoder); + FLAC__ASSERT(0 != encoder->private_); + FLAC__ASSERT(0 != encoder->protected_); + FLAC__ASSERT(0 != encoder->private_->seekable_stream_encoder); + if(encoder->protected_->state != FLAC__FILE_ENCODER_UNINITIALIZED) + return false; + return FLAC__seekable_stream_encoder_set_min_residual_partition_order(encoder->private_->seekable_stream_encoder, value); +} + +FLAC_API FLAC__bool FLAC__file_encoder_set_max_residual_partition_order(FLAC__FileEncoder *encoder, unsigned value) +{ + FLAC__ASSERT(0 != encoder); + FLAC__ASSERT(0 != encoder->private_); + FLAC__ASSERT(0 != encoder->protected_); + FLAC__ASSERT(0 != encoder->private_->seekable_stream_encoder); + if(encoder->protected_->state != FLAC__FILE_ENCODER_UNINITIALIZED) + return false; + return FLAC__seekable_stream_encoder_set_max_residual_partition_order(encoder->private_->seekable_stream_encoder, value); +} + +FLAC_API FLAC__bool FLAC__file_encoder_set_rice_parameter_search_dist(FLAC__FileEncoder *encoder, unsigned value) +{ + FLAC__ASSERT(0 != encoder); + FLAC__ASSERT(0 != encoder->private_); + FLAC__ASSERT(0 != encoder->protected_); + FLAC__ASSERT(0 != encoder->private_->seekable_stream_encoder); + if(encoder->protected_->state != FLAC__FILE_ENCODER_UNINITIALIZED) + return false; + return FLAC__seekable_stream_encoder_set_rice_parameter_search_dist(encoder->private_->seekable_stream_encoder, value); +} + +FLAC_API FLAC__bool FLAC__file_encoder_set_total_samples_estimate(FLAC__FileEncoder *encoder, FLAC__uint64 value) +{ + FLAC__ASSERT(0 != encoder); + FLAC__ASSERT(0 != encoder->private_); + FLAC__ASSERT(0 != encoder->protected_); + FLAC__ASSERT(0 != encoder->private_->seekable_stream_encoder); + if(encoder->protected_->state != FLAC__FILE_ENCODER_UNINITIALIZED) + return false; + return FLAC__seekable_stream_encoder_set_total_samples_estimate(encoder->private_->seekable_stream_encoder, value); +} + +FLAC_API FLAC__bool FLAC__file_encoder_set_metadata(FLAC__FileEncoder *encoder, FLAC__StreamMetadata **metadata, unsigned num_blocks) +{ + FLAC__ASSERT(0 != encoder); + FLAC__ASSERT(0 != encoder->private_); + FLAC__ASSERT(0 != encoder->protected_); + FLAC__ASSERT(0 != encoder->private_->seekable_stream_encoder); + if(encoder->protected_->state != FLAC__FILE_ENCODER_UNINITIALIZED) + return false; + return FLAC__seekable_stream_encoder_set_metadata(encoder->private_->seekable_stream_encoder, metadata, num_blocks); +} + +FLAC_API FLAC__bool FLAC__file_encoder_set_filename(FLAC__FileEncoder *encoder, const char *value) +{ + FLAC__ASSERT(0 != encoder); + FLAC__ASSERT(0 != encoder->private_); + FLAC__ASSERT(0 != encoder->protected_); + FLAC__ASSERT(0 != value); + if(encoder->protected_->state != FLAC__FILE_ENCODER_UNINITIALIZED) + return false; + if(0 != encoder->private_->filename) { + free(encoder->private_->filename); + encoder->private_->filename = 0; + } + if(0 == (encoder->private_->filename = (char*)malloc(strlen(value)+1))) { + encoder->protected_->state = FLAC__FILE_ENCODER_MEMORY_ALLOCATION_ERROR; + return false; + } + strcpy(encoder->private_->filename, value); + return true; +} + +FLAC_API FLAC__bool FLAC__file_encoder_set_progress_callback(FLAC__FileEncoder *encoder, FLAC__FileEncoderProgressCallback value) +{ + FLAC__ASSERT(0 != encoder); + FLAC__ASSERT(0 != encoder->private_); + FLAC__ASSERT(0 != encoder->protected_); + if(encoder->protected_->state != FLAC__FILE_ENCODER_UNINITIALIZED) + return false; + encoder->private_->progress_callback = value; + return true; +} + +FLAC_API FLAC__bool FLAC__file_encoder_set_client_data(FLAC__FileEncoder *encoder, void *value) +{ + FLAC__ASSERT(0 != encoder); + FLAC__ASSERT(0 != encoder->private_); + FLAC__ASSERT(0 != encoder->protected_); + if(encoder->protected_->state != FLAC__FILE_ENCODER_UNINITIALIZED) + return false; + encoder->private_->client_data = value; + return true; +} + +/* + * These three functions are not static, but not publically exposed in + * include/FLAC/ either. They are used by the test suite. + */ +FLAC_API FLAC__bool FLAC__file_encoder_disable_constant_subframes(FLAC__FileEncoder *encoder, FLAC__bool value) +{ + FLAC__ASSERT(0 != encoder); + FLAC__ASSERT(0 != encoder->private_); + FLAC__ASSERT(0 != encoder->protected_); + if(encoder->protected_->state != FLAC__FILE_ENCODER_UNINITIALIZED) + return false; + return FLAC__seekable_stream_encoder_disable_constant_subframes(encoder->private_->seekable_stream_encoder, value); +} + +FLAC_API FLAC__bool FLAC__file_encoder_disable_fixed_subframes(FLAC__FileEncoder *encoder, FLAC__bool value) +{ + FLAC__ASSERT(0 != encoder); + FLAC__ASSERT(0 != encoder->private_); + FLAC__ASSERT(0 != encoder->protected_); + if(encoder->protected_->state != FLAC__FILE_ENCODER_UNINITIALIZED) + return false; + return FLAC__seekable_stream_encoder_disable_fixed_subframes(encoder->private_->seekable_stream_encoder, value); +} + +FLAC_API FLAC__bool FLAC__file_encoder_disable_verbatim_subframes(FLAC__FileEncoder *encoder, FLAC__bool value) +{ + FLAC__ASSERT(0 != encoder); + FLAC__ASSERT(0 != encoder->private_); + FLAC__ASSERT(0 != encoder->protected_); + if(encoder->protected_->state != FLAC__FILE_ENCODER_UNINITIALIZED) + return false; + return FLAC__seekable_stream_encoder_disable_verbatim_subframes(encoder->private_->seekable_stream_encoder, value); +} + +FLAC_API FLAC__FileEncoderState FLAC__file_encoder_get_state(const FLAC__FileEncoder *encoder) +{ + FLAC__ASSERT(0 != encoder); + FLAC__ASSERT(0 != encoder->protected_); + return encoder->protected_->state; +} + +FLAC_API FLAC__SeekableStreamEncoderState FLAC__file_encoder_get_seekable_stream_encoder_state(const FLAC__FileEncoder *encoder) +{ + FLAC__ASSERT(0 != encoder); + FLAC__ASSERT(0 != encoder->private_); + return FLAC__seekable_stream_encoder_get_state(encoder->private_->seekable_stream_encoder); +} + +FLAC_API FLAC__StreamEncoderState FLAC__file_encoder_get_stream_encoder_state(const FLAC__FileEncoder *encoder) +{ + FLAC__ASSERT(0 != encoder); + FLAC__ASSERT(0 != encoder->private_); + return FLAC__seekable_stream_encoder_get_stream_encoder_state(encoder->private_->seekable_stream_encoder); +} + +FLAC_API FLAC__StreamDecoderState FLAC__file_encoder_get_verify_decoder_state(const FLAC__FileEncoder *encoder) +{ + FLAC__ASSERT(0 != encoder); + FLAC__ASSERT(0 != encoder->private_); + return FLAC__seekable_stream_encoder_get_verify_decoder_state(encoder->private_->seekable_stream_encoder); +} + +FLAC_API const char *FLAC__file_encoder_get_resolved_state_string(const FLAC__FileEncoder *encoder) +{ + if(encoder->protected_->state != FLAC__FILE_ENCODER_SEEKABLE_STREAM_ENCODER_ERROR) + return FLAC__FileEncoderStateString[encoder->protected_->state]; + else + return FLAC__seekable_stream_encoder_get_resolved_state_string(encoder->private_->seekable_stream_encoder); +} + +FLAC_API void FLAC__file_encoder_get_verify_decoder_error_stats(const FLAC__FileEncoder *encoder, FLAC__uint64 *absolute_sample, unsigned *frame_number, unsigned *channel, unsigned *sample, FLAC__int32 *expected, FLAC__int32 *got) +{ + FLAC__ASSERT(0 != encoder); + FLAC__ASSERT(0 != encoder->private_); + FLAC__seekable_stream_encoder_get_verify_decoder_error_stats(encoder->private_->seekable_stream_encoder, absolute_sample, frame_number, channel, sample, expected, got); +} + +FLAC_API FLAC__bool FLAC__file_encoder_get_verify(const FLAC__FileEncoder *encoder) +{ + FLAC__ASSERT(0 != encoder); + FLAC__ASSERT(0 != encoder->private_); + return FLAC__seekable_stream_encoder_get_verify(encoder->private_->seekable_stream_encoder); +} + +FLAC_API FLAC__bool FLAC__file_encoder_get_streamable_subset(const FLAC__FileEncoder *encoder) +{ + FLAC__ASSERT(0 != encoder); + FLAC__ASSERT(0 != encoder->private_); + return FLAC__seekable_stream_encoder_get_streamable_subset(encoder->private_->seekable_stream_encoder); +} + +FLAC_API FLAC__bool FLAC__file_encoder_get_do_mid_side_stereo(const FLAC__FileEncoder *encoder) +{ + FLAC__ASSERT(0 != encoder); + FLAC__ASSERT(0 != encoder->private_); + return FLAC__seekable_stream_encoder_get_do_mid_side_stereo(encoder->private_->seekable_stream_encoder); +} + +FLAC_API FLAC__bool FLAC__file_encoder_get_loose_mid_side_stereo(const FLAC__FileEncoder *encoder) +{ + FLAC__ASSERT(0 != encoder); + FLAC__ASSERT(0 != encoder->private_); + return FLAC__seekable_stream_encoder_get_loose_mid_side_stereo(encoder->private_->seekable_stream_encoder); +} + +FLAC_API unsigned FLAC__file_encoder_get_channels(const FLAC__FileEncoder *encoder) +{ + FLAC__ASSERT(0 != encoder); + FLAC__ASSERT(0 != encoder->private_); + return FLAC__seekable_stream_encoder_get_channels(encoder->private_->seekable_stream_encoder); +} + +FLAC_API unsigned FLAC__file_encoder_get_bits_per_sample(const FLAC__FileEncoder *encoder) +{ + FLAC__ASSERT(0 != encoder); + FLAC__ASSERT(0 != encoder->private_); + return FLAC__seekable_stream_encoder_get_bits_per_sample(encoder->private_->seekable_stream_encoder); +} + +FLAC_API unsigned FLAC__file_encoder_get_sample_rate(const FLAC__FileEncoder *encoder) +{ + FLAC__ASSERT(0 != encoder); + FLAC__ASSERT(0 != encoder->private_); + return FLAC__seekable_stream_encoder_get_sample_rate(encoder->private_->seekable_stream_encoder); +} + +FLAC_API unsigned FLAC__file_encoder_get_blocksize(const FLAC__FileEncoder *encoder) +{ + FLAC__ASSERT(0 != encoder); + FLAC__ASSERT(0 != encoder->private_); + return FLAC__seekable_stream_encoder_get_blocksize(encoder->private_->seekable_stream_encoder); +} + +FLAC_API unsigned FLAC__file_encoder_get_max_lpc_order(const FLAC__FileEncoder *encoder) +{ + FLAC__ASSERT(0 != encoder); + FLAC__ASSERT(0 != encoder->private_); + return FLAC__seekable_stream_encoder_get_max_lpc_order(encoder->private_->seekable_stream_encoder); +} + +FLAC_API unsigned FLAC__file_encoder_get_qlp_coeff_precision(const FLAC__FileEncoder *encoder) +{ + FLAC__ASSERT(0 != encoder); + FLAC__ASSERT(0 != encoder->private_); + return FLAC__seekable_stream_encoder_get_qlp_coeff_precision(encoder->private_->seekable_stream_encoder); +} + +FLAC_API FLAC__bool FLAC__file_encoder_get_do_qlp_coeff_prec_search(const FLAC__FileEncoder *encoder) +{ + FLAC__ASSERT(0 != encoder); + FLAC__ASSERT(0 != encoder->private_); + return FLAC__seekable_stream_encoder_get_do_qlp_coeff_prec_search(encoder->private_->seekable_stream_encoder); +} + +FLAC_API FLAC__bool FLAC__file_encoder_get_do_escape_coding(const FLAC__FileEncoder *encoder) +{ + FLAC__ASSERT(0 != encoder); + FLAC__ASSERT(0 != encoder->private_); + return FLAC__seekable_stream_encoder_get_do_escape_coding(encoder->private_->seekable_stream_encoder); +} + +FLAC_API FLAC__bool FLAC__file_encoder_get_do_exhaustive_model_search(const FLAC__FileEncoder *encoder) +{ + FLAC__ASSERT(0 != encoder); + FLAC__ASSERT(0 != encoder->private_); + return FLAC__seekable_stream_encoder_get_do_exhaustive_model_search(encoder->private_->seekable_stream_encoder); +} + +FLAC_API unsigned FLAC__file_encoder_get_min_residual_partition_order(const FLAC__FileEncoder *encoder) +{ + FLAC__ASSERT(0 != encoder); + FLAC__ASSERT(0 != encoder->private_); + return FLAC__seekable_stream_encoder_get_min_residual_partition_order(encoder->private_->seekable_stream_encoder); +} + +FLAC_API unsigned FLAC__file_encoder_get_max_residual_partition_order(const FLAC__FileEncoder *encoder) +{ + FLAC__ASSERT(0 != encoder); + FLAC__ASSERT(0 != encoder->private_); + return FLAC__seekable_stream_encoder_get_max_residual_partition_order(encoder->private_->seekable_stream_encoder); +} + +FLAC_API unsigned FLAC__file_encoder_get_rice_parameter_search_dist(const FLAC__FileEncoder *encoder) +{ + FLAC__ASSERT(0 != encoder); + FLAC__ASSERT(0 != encoder->private_); + return FLAC__seekable_stream_encoder_get_rice_parameter_search_dist(encoder->private_->seekable_stream_encoder); +} + +FLAC_API FLAC__uint64 FLAC__file_encoder_get_total_samples_estimate(const FLAC__FileEncoder *encoder) +{ + FLAC__ASSERT(0 != encoder); + FLAC__ASSERT(0 != encoder->private_); + return FLAC__seekable_stream_encoder_get_total_samples_estimate(encoder->private_->seekable_stream_encoder); +} + +FLAC_API FLAC__bool FLAC__file_encoder_process(FLAC__FileEncoder *encoder, const FLAC__int32 * const buffer[], unsigned samples) +{ + FLAC__ASSERT(0 != encoder); + FLAC__ASSERT(0 != encoder->private_); + if(!FLAC__seekable_stream_encoder_process(encoder->private_->seekable_stream_encoder, buffer, samples)) { + encoder->protected_->state = FLAC__FILE_ENCODER_SEEKABLE_STREAM_ENCODER_ERROR; + return false; + } + else + return true; +} + +/* 'samples' is channel-wide samples, e.g. for 1 second at 44100Hz, 'samples' = 44100 regardless of the number of channels */ +FLAC_API FLAC__bool FLAC__file_encoder_process_interleaved(FLAC__FileEncoder *encoder, const FLAC__int32 buffer[], unsigned samples) +{ + FLAC__ASSERT(0 != encoder); + FLAC__ASSERT(0 != encoder->private_); + if(!FLAC__seekable_stream_encoder_process_interleaved(encoder->private_->seekable_stream_encoder, buffer, samples)) { + encoder->protected_->state = FLAC__FILE_ENCODER_SEEKABLE_STREAM_ENCODER_ERROR; + return false; + } + else + return true; +} + + +/*********************************************************************** + * + * Private class methods + * + ***********************************************************************/ + +void set_defaults_(FLAC__FileEncoder *encoder) +{ + FLAC__ASSERT(0 != encoder); + FLAC__ASSERT(0 != encoder->private_); + + encoder->private_->progress_callback = 0; + encoder->private_->client_data = 0; + encoder->private_->total_frames_estimate = 0; + encoder->private_->filename = 0; +} + +FLAC__SeekableStreamEncoderSeekStatus seek_callback_(const FLAC__SeekableStreamEncoder *encoder, FLAC__uint64 absolute_byte_offset, void *client_data) +{ + FLAC__FileEncoder *file_encoder = (FLAC__FileEncoder*)client_data; + + (void)encoder; + + FLAC__ASSERT(0 != file_encoder); + + if(fseek(file_encoder->private_->file, (long)absolute_byte_offset, SEEK_SET) < 0) + return FLAC__SEEKABLE_STREAM_ENCODER_SEEK_STATUS_ERROR; + else + return FLAC__SEEKABLE_STREAM_ENCODER_SEEK_STATUS_OK; +} + +FLAC__SeekableStreamEncoderTellStatus tell_callback_(const FLAC__SeekableStreamEncoder *encoder, FLAC__uint64 *absolute_byte_offset, void *client_data) +{ + FLAC__FileEncoder *file_encoder = (FLAC__FileEncoder*)client_data; + long offset; + + (void)encoder; + + FLAC__ASSERT(0 != file_encoder); + + offset = ftell(file_encoder->private_->file); + + if(offset < 0) { + return FLAC__SEEKABLE_STREAM_ENCODER_TELL_STATUS_ERROR; + } + else { + *absolute_byte_offset = (FLAC__uint64)offset; + return FLAC__SEEKABLE_STREAM_ENCODER_TELL_STATUS_OK; + } +} + +#ifdef FLAC__VALGRIND_TESTING +static size_t local__fwrite(const void *ptr, size_t size, size_t nmemb, FILE *stream) +{ + size_t ret = fwrite(ptr, size, nmemb, stream); + if(!ferror(stream)) + fflush(stream); + return ret; +} +#else +#define local__fwrite fwrite +#endif + +FLAC__StreamEncoderWriteStatus write_callback_(const FLAC__SeekableStreamEncoder *encoder, const FLAC__byte buffer[], unsigned bytes, unsigned samples, unsigned current_frame, void *client_data) +{ + FLAC__FileEncoder *file_encoder = (FLAC__FileEncoder*)client_data; + + (void)encoder, (void)samples, (void)current_frame; + + FLAC__ASSERT(0 != file_encoder); + + if(local__fwrite(buffer, sizeof(FLAC__byte), bytes, file_encoder->private_->file) == bytes) { + file_encoder->private_->bytes_written += bytes; + file_encoder->private_->samples_written += samples; + /* we keep a high watermark on the number of frames written because + * when the encoder goes back to write metadata, 'current_frame' + * will drop back to 0. + */ + file_encoder->private_->frames_written = max(file_encoder->private_->frames_written, current_frame+1); + if(0 != file_encoder->private_->progress_callback && samples > 0) + file_encoder->private_->progress_callback(file_encoder, file_encoder->private_->bytes_written, file_encoder->private_->samples_written, file_encoder->private_->frames_written, file_encoder->private_->total_frames_estimate, file_encoder->private_->client_data); + return FLAC__STREAM_ENCODER_WRITE_STATUS_OK; + } + else + return FLAC__STREAM_ENCODER_WRITE_STATUS_FATAL_ERROR; +} -- cgit v1.2.3