Audio channel convenience macros
[Audio related]


Defines

#define AV_CH_LAYOUT_MONO   (AV_CH_FRONT_CENTER)
#define AV_CH_LAYOUT_STEREO   (AV_CH_FRONT_LEFT|AV_CH_FRONT_RIGHT)
#define AV_CH_LAYOUT_2POINT1   (AV_CH_LAYOUT_STEREO|AV_CH_LOW_FREQUENCY)
#define AV_CH_LAYOUT_2_1   (AV_CH_LAYOUT_STEREO|AV_CH_BACK_CENTER)
#define AV_CH_LAYOUT_SURROUND   (AV_CH_LAYOUT_STEREO|AV_CH_FRONT_CENTER)
#define AV_CH_LAYOUT_3POINT1   (AV_CH_LAYOUT_SURROUND|AV_CH_LOW_FREQUENCY)
#define AV_CH_LAYOUT_4POINT0   (AV_CH_LAYOUT_SURROUND|AV_CH_BACK_CENTER)
#define AV_CH_LAYOUT_4POINT1   (AV_CH_LAYOUT_4POINT0|AV_CH_LOW_FREQUENCY)
#define AV_CH_LAYOUT_2_2   (AV_CH_LAYOUT_STEREO|AV_CH_SIDE_LEFT|AV_CH_SIDE_RIGHT)
#define AV_CH_LAYOUT_QUAD   (AV_CH_LAYOUT_STEREO|AV_CH_BACK_LEFT|AV_CH_BACK_RIGHT)
#define AV_CH_LAYOUT_5POINT0   (AV_CH_LAYOUT_SURROUND|AV_CH_SIDE_LEFT|AV_CH_SIDE_RIGHT)
#define AV_CH_LAYOUT_5POINT1   (AV_CH_LAYOUT_5POINT0|AV_CH_LOW_FREQUENCY)
#define AV_CH_LAYOUT_5POINT0_BACK   (AV_CH_LAYOUT_SURROUND|AV_CH_BACK_LEFT|AV_CH_BACK_RIGHT)
#define AV_CH_LAYOUT_5POINT1_BACK   (AV_CH_LAYOUT_5POINT0_BACK|AV_CH_LOW_FREQUENCY)
#define AV_CH_LAYOUT_6POINT0   (AV_CH_LAYOUT_5POINT0|AV_CH_BACK_CENTER)
#define AV_CH_LAYOUT_6POINT0_FRONT   (AV_CH_LAYOUT_2_2|AV_CH_FRONT_LEFT_OF_CENTER|AV_CH_FRONT_RIGHT_OF_CENTER)
#define AV_CH_LAYOUT_HEXAGONAL   (AV_CH_LAYOUT_5POINT0_BACK|AV_CH_BACK_CENTER)
#define AV_CH_LAYOUT_6POINT1   (AV_CH_LAYOUT_5POINT1|AV_CH_BACK_CENTER)
#define AV_CH_LAYOUT_6POINT1_BACK   (AV_CH_LAYOUT_5POINT1_BACK|AV_CH_BACK_CENTER)
#define AV_CH_LAYOUT_6POINT1_FRONT   (AV_CH_LAYOUT_6POINT0_FRONT|AV_CH_LOW_FREQUENCY)
#define AV_CH_LAYOUT_7POINT0   (AV_CH_LAYOUT_5POINT0|AV_CH_BACK_LEFT|AV_CH_BACK_RIGHT)
#define AV_CH_LAYOUT_7POINT0_FRONT   (AV_CH_LAYOUT_5POINT0|AV_CH_FRONT_LEFT_OF_CENTER|AV_CH_FRONT_RIGHT_OF_CENTER)
#define AV_CH_LAYOUT_7POINT1   (AV_CH_LAYOUT_5POINT1|AV_CH_BACK_LEFT|AV_CH_BACK_RIGHT)
#define AV_CH_LAYOUT_7POINT1_WIDE   (AV_CH_LAYOUT_5POINT1|AV_CH_FRONT_LEFT_OF_CENTER|AV_CH_FRONT_RIGHT_OF_CENTER)
#define AV_CH_LAYOUT_7POINT1_WIDE_BACK   (AV_CH_LAYOUT_5POINT1_BACK|AV_CH_FRONT_LEFT_OF_CENTER|AV_CH_FRONT_RIGHT_OF_CENTER)
#define AV_CH_LAYOUT_OCTAGONAL   (AV_CH_LAYOUT_5POINT0|AV_CH_BACK_LEFT|AV_CH_BACK_CENTER|AV_CH_BACK_RIGHT)
#define AV_CH_LAYOUT_STEREO_DOWNMIX   (AV_CH_STEREO_LEFT|AV_CH_STEREO_RIGHT)

Enumerations

enum  AVMatrixEncoding { AV_MATRIX_ENCODING_NONE, AV_MATRIX_ENCODING_DOLBY, AV_MATRIX_ENCODING_DPLII, AV_MATRIX_ENCODING_NB }

Define Documentation

#define AV_CH_LAYOUT_2_1   (AV_CH_LAYOUT_STEREO|AV_CH_BACK_CENTER)

Definition at line 80 of file audioconvert.h.

Referenced by pcm_bluray_decode_frame(), and pcm_bluray_parse_header().

#define AV_CH_LAYOUT_2_2   (AV_CH_LAYOUT_STEREO|AV_CH_SIDE_LEFT|AV_CH_SIDE_RIGHT)

Definition at line 85 of file audioconvert.h.

Referenced by find_reorder_func(), flac_encode_init(), oggvorbis_init_encoder(), pcm_bluray_decode_frame(), and pcm_bluray_parse_header().

#define AV_CH_LAYOUT_2POINT1   (AV_CH_LAYOUT_STEREO|AV_CH_LOW_FREQUENCY)

Definition at line 79 of file audioconvert.h.

#define AV_CH_LAYOUT_3POINT1   (AV_CH_LAYOUT_SURROUND|AV_CH_LOW_FREQUENCY)

Definition at line 82 of file audioconvert.h.

#define AV_CH_LAYOUT_4POINT0   (AV_CH_LAYOUT_SURROUND|AV_CH_BACK_CENTER)

Definition at line 83 of file audioconvert.h.

Referenced by pcm_bluray_decode_frame(), and pcm_bluray_parse_header().

#define AV_CH_LAYOUT_4POINT1   (AV_CH_LAYOUT_4POINT0|AV_CH_LOW_FREQUENCY)

Definition at line 84 of file audioconvert.h.

#define AV_CH_LAYOUT_5POINT0   (AV_CH_LAYOUT_SURROUND|AV_CH_SIDE_LEFT|AV_CH_SIDE_RIGHT)

Definition at line 87 of file audioconvert.h.

Referenced by encode_init(), find_reorder_func(), flac_encode_init(), oggvorbis_init_encoder(), pcm_bluray_decode_frame(), and pcm_bluray_parse_header().

#define AV_CH_LAYOUT_5POINT0_BACK   (AV_CH_LAYOUT_SURROUND|AV_CH_BACK_LEFT|AV_CH_BACK_RIGHT)

Definition at line 89 of file audioconvert.h.

Referenced by encode_init(), find_reorder_func(), flac_encode_init(), oggvorbis_init_encoder(), and read_restart_header().

#define AV_CH_LAYOUT_5POINT1   (AV_CH_LAYOUT_5POINT0|AV_CH_LOW_FREQUENCY)

Definition at line 88 of file audioconvert.h.

Referenced by encode_init(), find_reorder_func(), flac_encode_init(), get_mix_any_func_TMPL(), oggvorbis_init_encoder(), pcm_bluray_decode_frame(), and pcm_bluray_parse_header().

#define AV_CH_LAYOUT_5POINT1_BACK   (AV_CH_LAYOUT_5POINT0_BACK|AV_CH_LOW_FREQUENCY)

Definition at line 90 of file audioconvert.h.

Referenced by cdata_read_header(), encode_init(), find_reorder_func(), flac_encode_init(), get_mix_any_func_TMPL(), oggvorbis_init_encoder(), read_restart_header(), and s302m_parse_frame_header().

#define AV_CH_LAYOUT_6POINT0   (AV_CH_LAYOUT_5POINT0|AV_CH_BACK_CENTER)

Definition at line 91 of file audioconvert.h.

#define AV_CH_LAYOUT_6POINT0_FRONT   (AV_CH_LAYOUT_2_2|AV_CH_FRONT_LEFT_OF_CENTER|AV_CH_FRONT_RIGHT_OF_CENTER)

Definition at line 92 of file audioconvert.h.

#define AV_CH_LAYOUT_6POINT1   (AV_CH_LAYOUT_5POINT1|AV_CH_BACK_CENTER)

Definition at line 94 of file audioconvert.h.

Referenced by read_restart_header().

#define AV_CH_LAYOUT_6POINT1_BACK   (AV_CH_LAYOUT_5POINT1_BACK|AV_CH_BACK_CENTER)

Definition at line 95 of file audioconvert.h.

#define AV_CH_LAYOUT_6POINT1_FRONT   (AV_CH_LAYOUT_6POINT0_FRONT|AV_CH_LOW_FREQUENCY)

Definition at line 96 of file audioconvert.h.

#define AV_CH_LAYOUT_7POINT0   (AV_CH_LAYOUT_5POINT0|AV_CH_BACK_LEFT|AV_CH_BACK_RIGHT)

Definition at line 97 of file audioconvert.h.

Referenced by pcm_bluray_decode_frame(), and pcm_bluray_parse_header().

#define AV_CH_LAYOUT_7POINT0_FRONT   (AV_CH_LAYOUT_5POINT0|AV_CH_FRONT_LEFT_OF_CENTER|AV_CH_FRONT_RIGHT_OF_CENTER)

Definition at line 98 of file audioconvert.h.

#define AV_CH_LAYOUT_7POINT1   (AV_CH_LAYOUT_5POINT1|AV_CH_BACK_LEFT|AV_CH_BACK_RIGHT)

Definition at line 99 of file audioconvert.h.

Referenced by find_reorder_func(), get_mix_any_func_TMPL(), oggvorbis_init_encoder(), pcm_bluray_decode_frame(), pcm_bluray_parse_header(), and read_restart_header().

#define AV_CH_LAYOUT_7POINT1_WIDE   (AV_CH_LAYOUT_5POINT1|AV_CH_FRONT_LEFT_OF_CENTER|AV_CH_FRONT_RIGHT_OF_CENTER)

Definition at line 100 of file audioconvert.h.

Referenced by read_restart_header().

#define AV_CH_LAYOUT_7POINT1_WIDE_BACK   (AV_CH_LAYOUT_5POINT1_BACK|AV_CH_FRONT_LEFT_OF_CENTER|AV_CH_FRONT_RIGHT_OF_CENTER)

Definition at line 101 of file audioconvert.h.

#define AV_CH_LAYOUT_HEXAGONAL   (AV_CH_LAYOUT_5POINT0_BACK|AV_CH_BACK_CENTER)

Definition at line 93 of file audioconvert.h.

#define AV_CH_LAYOUT_MONO   (AV_CH_FRONT_CENTER)

Definition at line 77 of file audioconvert.h.

Referenced by aea_read_header(), ape_decode_init(), cook_decode_init(), decode_frame(), decode_init(), flic_read_header(), g723_1_decode_init(), g723_1_init(), imc_decode_init(), mpc8_decode_init(), pcm_bluray_decode_frame(), pcm_bluray_parse_header(), read_major_sync(), set_channel_info(), smka_decode_init(), wavpack_decode_init(), and wv_read_block_header().

#define AV_CH_LAYOUT_OCTAGONAL   (AV_CH_LAYOUT_5POINT0|AV_CH_BACK_LEFT|AV_CH_BACK_CENTER|AV_CH_BACK_RIGHT)

Definition at line 102 of file audioconvert.h.

#define AV_CH_LAYOUT_QUAD   (AV_CH_LAYOUT_STEREO|AV_CH_BACK_LEFT|AV_CH_BACK_RIGHT)

Definition at line 86 of file audioconvert.h.

Referenced by cdata_read_header(), find_reorder_func(), flac_encode_init(), oggvorbis_init_encoder(), read_restart_header(), and s302m_parse_frame_header().

#define AV_CH_LAYOUT_STEREO   (AV_CH_FRONT_LEFT|AV_CH_FRONT_RIGHT)

Definition at line 78 of file audioconvert.h.

Referenced by aea_read_header(), ape_decode_init(), auto_matrix(), avresample_build_matrix(), clean_layout(), cook_decode_init(), dca_decode_frame(), decode_frame(), decode_init(), encode_init(), flac_encode_init(), get_mix_any_func_TMPL(), imc_decode_init(), mpc7_decode_init(), mpc8_decode_init(), oggvorbis_init_encoder(), paf_aud_init(), pcm_bluray_decode_frame(), pcm_bluray_parse_header(), query_formats(), read_major_sync(), s302m_parse_frame_header(), sbg_read_header(), select_channel_layout(), smka_decode_init(), wavpack_decode_init(), and wv_read_block_header().

#define AV_CH_LAYOUT_STEREO_DOWNMIX   (AV_CH_STEREO_LEFT|AV_CH_STEREO_RIGHT)

Definition at line 103 of file audioconvert.h.

Referenced by audio_open(), avresample_build_matrix(), clean_layout(), and s302m_parse_frame_header().

#define AV_CH_LAYOUT_SURROUND   (AV_CH_LAYOUT_STEREO|AV_CH_FRONT_CENTER)

Definition at line 81 of file audioconvert.h.

Referenced by pcm_bluray_decode_frame(), pcm_bluray_parse_header(), and sane_layout().

Enumeration Type Documentation

enum AVMatrixEncoding

Enumerator:
AV_MATRIX_ENCODING_NONE 
AV_MATRIX_ENCODING_DOLBY 
AV_MATRIX_ENCODING_DPLII 
AV_MATRIX_ENCODING_NB 

Definition at line 105 of file audioconvert.h.

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