Audio channel masks

Macros

#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.

Detailed Description

Macro Definition Documentation

#define AV_CH_BACK_CENTER   0x00000100

Definition at line 49 of file channel_layout.h.

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

#define AV_CH_BACK_LEFT   0x00000010

Definition at line 45 of file channel_layout.h.

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

#define AV_CH_BACK_RIGHT   0x00000020

Definition at line 46 of file channel_layout.h.

Referenced by sane_layout(), and sniff_channel_order().

#define AV_CH_FRONT_CENTER   0x00000004

Definition at line 43 of file channel_layout.h.

Referenced by avresample_build_matrix(), output_configure(), and sniff_channel_order().

#define AV_CH_FRONT_LEFT   0x00000001
#define AV_CH_FRONT_LEFT_OF_CENTER   0x00000040

Definition at line 47 of file channel_layout.h.

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

#define AV_CH_FRONT_RIGHT   0x00000002

Definition at line 42 of file channel_layout.h.

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

#define AV_CH_FRONT_RIGHT_OF_CENTER   0x00000080

Definition at line 48 of file channel_layout.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 channel_layout.h.

Referenced by output_configure().

#define AV_CH_LOW_FREQUENCY_2   0x0000000800000000ULL

Definition at line 65 of file channel_layout.h.

#define AV_CH_SIDE_LEFT   0x00000200

Definition at line 50 of file channel_layout.h.

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

#define AV_CH_SIDE_RIGHT   0x00000400

Definition at line 51 of file channel_layout.h.

Referenced by sane_layout(), and sniff_channel_order().

#define AV_CH_STEREO_LEFT   0x20000000

Stereo downmix.

Definition at line 59 of file channel_layout.h.

Referenced by mov_get_channel_label(), and sane_layout().

#define AV_CH_STEREO_RIGHT   0x40000000

See AV_CH_STEREO_LEFT.

Definition at line 60 of file channel_layout.h.

Referenced by mov_get_channel_label(), and sane_layout().

#define AV_CH_SURROUND_DIRECT_LEFT   0x0000000200000000ULL

Definition at line 63 of file channel_layout.h.

Referenced by sane_layout().

#define AV_CH_SURROUND_DIRECT_RIGHT   0x0000000400000000ULL

Definition at line 64 of file channel_layout.h.

Referenced by sane_layout().

#define AV_CH_TOP_BACK_CENTER   0x00010000

Definition at line 57 of file channel_layout.h.

#define AV_CH_TOP_BACK_LEFT   0x00008000

Definition at line 56 of file channel_layout.h.

Referenced by sane_layout().

#define AV_CH_TOP_BACK_RIGHT   0x00020000

Definition at line 58 of file channel_layout.h.

Referenced by sane_layout().

#define AV_CH_TOP_CENTER   0x00000800

Definition at line 52 of file channel_layout.h.

#define AV_CH_TOP_FRONT_CENTER   0x00002000

Definition at line 54 of file channel_layout.h.

#define AV_CH_TOP_FRONT_LEFT   0x00001000

Definition at line 53 of file channel_layout.h.

Referenced by sane_layout().

#define AV_CH_TOP_FRONT_RIGHT   0x00004000

Definition at line 55 of file channel_layout.h.

Referenced by sane_layout().

#define AV_CH_WIDE_LEFT   0x0000000080000000ULL

Definition at line 61 of file channel_layout.h.

Referenced by sane_layout().

#define AV_CH_WIDE_RIGHT   0x0000000100000000ULL

Definition at line 62 of file channel_layout.h.

Referenced by sane_layout().