flac_protected_stream_encoder.h 3.6 KB

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  1. /* libFLAC - Free Lossless Audio Codec library
  2. * Copyright (C) 2001,2002,2003,2004,2005,2006,2007 Josh Coalson
  3. *
  4. * Redistribution and use in source and binary forms, with or without
  5. * modification, are permitted provided that the following conditions
  6. * are met:
  7. *
  8. * - Redistributions of source code must retain the above copyright
  9. * notice, this list of conditions and the following disclaimer.
  10. *
  11. * - Redistributions in binary form must reproduce the above copyright
  12. * notice, this list of conditions and the following disclaimer in the
  13. * documentation and/or other materials provided with the distribution.
  14. *
  15. * - Neither the name of the Xiph.org Foundation nor the names of its
  16. * contributors may be used to endorse or promote products derived from
  17. * this software without specific prior written permission.
  18. *
  19. * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
  20. * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
  21. * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
  22. * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR
  23. * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
  24. * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
  25. * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
  26. * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
  27. * LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
  28. * NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
  29. * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  30. */
  31. #ifndef FLAC__PROTECTED__STREAM_ENCODER_H
  32. #define FLAC__PROTECTED__STREAM_ENCODER_H
  33. #include "flac_FLAC_stream_encoder.h"
  34. #if FLAC__HAS_OGG
  35. #include "private/ogg_encoder_aspect.h"
  36. #endif
  37. #ifndef FLAC__INTEGER_ONLY_LIBRARY
  38. #include "flac_private_float.h"
  39. #define FLAC__MAX_APODIZATION_FUNCTIONS 32
  40. typedef enum {
  41. FLAC__APODIZATION_BARTLETT,
  42. FLAC__APODIZATION_BARTLETT_HANN,
  43. FLAC__APODIZATION_BLACKMAN,
  44. FLAC__APODIZATION_BLACKMAN_HARRIS_4TERM_92DB_SIDELOBE,
  45. FLAC__APODIZATION_CONNES,
  46. FLAC__APODIZATION_FLATTOP,
  47. FLAC__APODIZATION_GAUSS,
  48. FLAC__APODIZATION_HAMMING,
  49. FLAC__APODIZATION_HANN,
  50. FLAC__APODIZATION_KAISER_BESSEL,
  51. FLAC__APODIZATION_NUTTALL,
  52. FLAC__APODIZATION_RECTANGLE,
  53. FLAC__APODIZATION_TRIANGLE,
  54. FLAC__APODIZATION_TUKEY,
  55. FLAC__APODIZATION_WELCH
  56. } FLAC__ApodizationFunction;
  57. typedef struct {
  58. FLAC__ApodizationFunction type;
  59. union {
  60. struct {
  61. FLAC__real stddev;
  62. } gauss;
  63. struct {
  64. FLAC__real p;
  65. } tukey;
  66. } parameters;
  67. } FLAC__ApodizationSpecification;
  68. #endif // #ifndef FLAC__INTEGER_ONLY_LIBRARY
  69. typedef struct FLAC__StreamEncoderProtected {
  70. FLAC__StreamEncoderState state;
  71. FLAC__bool verify;
  72. FLAC__bool streamable_subset;
  73. FLAC__bool do_md5;
  74. FLAC__bool do_mid_side_stereo;
  75. FLAC__bool loose_mid_side_stereo;
  76. unsigned channels;
  77. unsigned bits_per_sample;
  78. unsigned sample_rate;
  79. unsigned blocksize;
  80. #ifndef FLAC__INTEGER_ONLY_LIBRARY
  81. unsigned num_apodizations;
  82. FLAC__ApodizationSpecification apodizations[FLAC__MAX_APODIZATION_FUNCTIONS];
  83. #endif
  84. unsigned max_lpc_order;
  85. unsigned qlp_coeff_precision;
  86. FLAC__bool do_qlp_coeff_prec_search;
  87. FLAC__bool do_exhaustive_model_search;
  88. FLAC__bool do_escape_coding;
  89. unsigned min_residual_partition_order;
  90. unsigned max_residual_partition_order;
  91. unsigned rice_parameter_search_dist;
  92. FLAC__uint64 total_samples_estimate;
  93. FLAC__StreamMetadata **metadata;
  94. unsigned num_metadata_blocks;
  95. FLAC__uint64 streaminfo_offset, seektable_offset, audio_offset;
  96. #if FLAC__HAS_OGG
  97. FLAC__OggEncoderAspect ogg_encoder_aspect;
  98. #endif
  99. } FLAC__StreamEncoderProtected;
  100. #endif