Audio channel masks
[Audio related]


Defines
#define	AV_CH_FRONT_LEFT 0x00000001
#define	AV_CH_FRONT_RIGHT 0x00000002
#define	AV_CH_FRONT_CENTER 0x00000004
#define	AV_CH_LOW_FREQUENCY 0x00000008
#define	AV_CH_BACK_LEFT 0x00000010
#define	AV_CH_BACK_RIGHT 0x00000020
#define	AV_CH_FRONT_LEFT_OF_CENTER 0x00000040
#define	AV_CH_FRONT_RIGHT_OF_CENTER 0x00000080
#define	AV_CH_BACK_CENTER 0x00000100
#define	AV_CH_SIDE_LEFT 0x00000200
#define	AV_CH_SIDE_RIGHT 0x00000400
#define	AV_CH_TOP_CENTER 0x00000800
#define	AV_CH_TOP_FRONT_LEFT 0x00001000
#define	AV_CH_TOP_FRONT_CENTER 0x00002000
#define	AV_CH_TOP_FRONT_RIGHT 0x00004000
#define	AV_CH_TOP_BACK_LEFT 0x00008000
#define	AV_CH_TOP_BACK_CENTER 0x00010000
#define	AV_CH_TOP_BACK_RIGHT 0x00020000
#define	AV_CH_STEREO_LEFT 0x20000000
	Stereo downmix.
#define	AV_CH_STEREO_RIGHT 0x40000000
	See AV_CH_STEREO_LEFT.
#define	AV_CH_WIDE_LEFT 0x0000000080000000ULL
#define	AV_CH_WIDE_RIGHT 0x0000000100000000ULL
#define	AV_CH_SURROUND_DIRECT_LEFT 0x0000000200000000ULL
#define	AV_CH_SURROUND_DIRECT_RIGHT 0x0000000400000000ULL
#define	AV_CH_LOW_FREQUENCY_2 0x0000000800000000ULL
#define	AV_CH_LAYOUT_NATIVE 0x8000000000000000ULL
	Channel mask value used for AVCodecContext.request_channel_layout to indicate that the user requests the channel order of the decoder output to be the native codec channel order.

Define Documentation

#define AV_CH_BACK_CENTER 0x00000100

Definition at line 49 of file audioconvert.h.

Referenced by auto_matrix(), avresample_build_matrix(), dca_decode_frame(), oggvorbis_init_encoder(), and sniff_channel_order().

#define AV_CH_BACK_LEFT 0x00000010

Definition at line 45 of file audioconvert.h.

Referenced by auto_matrix(), avresample_build_matrix(), sane_layout(), and sniff_channel_order().

#define AV_CH_BACK_RIGHT 0x00000020

Definition at line 46 of file audioconvert.h.

Referenced by sane_layout(), and sniff_channel_order().

#define AV_CH_FRONT_CENTER 0x00000004

Definition at line 43 of file audioconvert.h.

Referenced by auto_matrix(), avresample_build_matrix(), clean_layout(), flac_encode_init(), oggvorbis_init_encoder(), output_configure(), and sniff_channel_order().

#define AV_CH_FRONT_LEFT 0x00000001

Definition at line 41 of file audioconvert.h.

Referenced by aac_decode_frame_int(), auto_matrix(), avresample_build_matrix(), output_configure(), sane_layout(), and sniff_channel_order().

#define AV_CH_FRONT_LEFT_OF_CENTER 0x00000040

Definition at line 47 of file audioconvert.h.

Referenced by auto_matrix(), avresample_build_matrix(), sane_layout(), and sniff_channel_order().

#define AV_CH_FRONT_RIGHT 0x00000002

Definition at line 42 of file audioconvert.h.

Referenced by aac_decode_frame_int(), output_configure(), sane_layout(), and sniff_channel_order().

#define AV_CH_FRONT_RIGHT_OF_CENTER 0x00000080

Definition at line 48 of file audioconvert.h.

Referenced by sane_layout(), and sniff_channel_order().

#define AV_CH_LAYOUT_NATIVE 0x8000000000000000ULL

Channel mask value used for AVCodecContext.request_channel_layout to indicate that the user requests the channel order of the decoder output to be the native codec channel order.

Definition at line 70 of file audioconvert.h.

Referenced by dca_decode_frame(), and output_configure().

#define AV_CH_LOW_FREQUENCY 0x00000008

Definition at line 44 of file audioconvert.h.

Referenced by auto_matrix(), avpriv_ac3_parse_header(), avresample_build_matrix(), dca_decode_frame(), mov_read_dac3(), mov_read_dec3(), read_restart_header(), set_channel_info(), sniff_channel_order(), and swap_channel_layouts_on_filter().