src/flac/encode.h

   1 /* flac - Command-line FLAC encoder/decoder
   2  * Copyright (C) 2000,2001,2002,2003,2004,2005,2006,2007,2008,2009  Josh Coalson
   3  *
   4  * This program is free software; you can redistribute it and/or
   5  * modify it under the terms of the GNU General Public License
   6  * as published by the Free Software Foundation; either version 2
   7  * of the License, or (at your option) any later version.
   8  *
   9  * This program is distributed in the hope that it will be useful,
  10  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  11  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  12  * GNU General Public License for more details.
  13  *
  14  * You should have received a copy of the GNU General Public License along
  15  * with this program; if not, write to the Free Software Foundation, Inc.,
  16  * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
  17  */
  18
  19 #ifndef flac__encode_h
  20 #define flac__encode_h
  21
  22 #if HAVE_CONFIG_H
  23 #  include <config.h>
  24 #endif
  25
  26 #include "FLAC/metadata.h"
  27 #include "foreign_metadata.h"
  28 #include "utils.h"
  29 #include "share/compat.h"
  30
  31 extern const int FLAC_ENCODE__DEFAULT_PADDING;
  32
  33 typedef enum {
  34         CST_BLOCKSIZE,
  35         CST_COMPRESSION_LEVEL,
  36         CST_DO_MID_SIDE,
  37         CST_LOOSE_MID_SIDE,
  38         CST_APODIZATION,
  39         CST_MAX_LPC_ORDER,
  40         CST_QLP_COEFF_PRECISION,
  41         CST_DO_QLP_COEFF_PREC_SEARCH,
  42         CST_DO_ESCAPE_CODING,
  43         CST_DO_EXHAUSTIVE_MODEL_SEARCH,
  44         CST_MIN_RESIDUAL_PARTITION_ORDER,
  45         CST_MAX_RESIDUAL_PARTITION_ORDER,
  46         CST_RICE_PARAMETER_SEARCH_DIST
  47 } compression_setting_type_t;
  48
  49 typedef struct {
  50         compression_setting_type_t type;
  51         union {
  52                 FLAC__bool t_bool;
  53                 unsigned t_unsigned;
  54                 const char *t_string;
  55         } value;
  56 } compression_setting_t;
  57
  58 typedef struct {
  59         utils__SkipUntilSpecification skip_specification;
  60         utils__SkipUntilSpecification until_specification;
  61         FLAC__bool verify;
  62 #if FLAC__HAS_OGG
  63         FLAC__bool use_ogg;
  64         long serial_number;
  65 #endif
  66         FLAC__bool lax;
  67         int padding;
  68         size_t num_compression_settings;
  69         compression_setting_t compression_settings[64];
  70         char *requested_seek_points;
  71         int num_requested_seek_points;
  72         const char *cuesheet_filename;
  73         FLAC__bool treat_warnings_as_errors;
  74         FLAC__bool continue_through_decode_errors; /* currently only obeyed when encoding from FLAC or Ogg FLAC */
  75         FLAC__bool cued_seekpoints;
  76         FLAC__bool channel_map_none; /* --channel-map=none specified, eventually will expand to take actual channel map */
  77
  78         /* options related to --replay-gain and --sector-align */
  79         FLAC__bool is_first_file;
  80         FLAC__bool is_last_file;
  81         FLAC__int32 **align_reservoir;
  82         unsigned *align_reservoir_samples;
  83         FLAC__bool replay_gain;
  84         FLAC__bool ignore_chunk_sizes;
  85         FLAC__bool sector_align;
  86
  87         FLAC__StreamMetadata *vorbis_comment;
  88         FLAC__StreamMetadata *pictures[64];
  89         unsigned num_pictures;
  90
  91         FileFormat format;
  92         union {
  93                 struct {
  94                         FLAC__bool is_big_endian;
  95                         FLAC__bool is_unsigned_samples;
  96                         unsigned channels;
  97                         unsigned bps;
  98                         unsigned sample_rate;
  99                 } raw;
 100                 struct {
 101                         foreign_metadata_t *foreign_metadata; /* NULL unless --keep-foreign-metadata requested */
 102                 } iff;
 103         } format_options;
 104
 105         struct {
 106                 FLAC__bool disable_constant_subframes;
 107                 FLAC__bool disable_fixed_subframes;
 108                 FLAC__bool disable_verbatim_subframes;
 109                 FLAC__bool do_md5;
 110         } debug;
 111 } encode_options_t;
 112
 113 int flac__encode_file(FILE *infile, FLAC__off_t infilesize, const char *infilename, const char *outfilename, const FLAC__byte *lookahead, unsigned lookahead_length, encode_options_t options);
 114
 115 #endif