1 #ifndef foochannelmaphfoo 2 #define foochannelmaphfoo 25 #include <pulse/cdecl.h> 152 #define PA_CHANNEL_POSITION_INVALID PA_CHANNEL_POSITION_INVALID 153 #define PA_CHANNEL_POSITION_MONO PA_CHANNEL_POSITION_MONO 154 #define PA_CHANNEL_POSITION_LEFT PA_CHANNEL_POSITION_LEFT 155 #define PA_CHANNEL_POSITION_RIGHT PA_CHANNEL_POSITION_RIGHT 156 #define PA_CHANNEL_POSITION_CENTER PA_CHANNEL_POSITION_CENTER 157 #define PA_CHANNEL_POSITION_FRONT_LEFT PA_CHANNEL_POSITION_FRONT_LEFT 158 #define PA_CHANNEL_POSITION_FRONT_RIGHT PA_CHANNEL_POSITION_FRONT_RIGHT 159 #define PA_CHANNEL_POSITION_FRONT_CENTER PA_CHANNEL_POSITION_FRONT_CENTER 160 #define PA_CHANNEL_POSITION_REAR_CENTER PA_CHANNEL_POSITION_REAR_CENTER 161 #define PA_CHANNEL_POSITION_REAR_LEFT PA_CHANNEL_POSITION_REAR_LEFT 162 #define PA_CHANNEL_POSITION_REAR_RIGHT PA_CHANNEL_POSITION_REAR_RIGHT 163 #define PA_CHANNEL_POSITION_LFE PA_CHANNEL_POSITION_LFE 164 #define PA_CHANNEL_POSITION_SUBWOOFER PA_CHANNEL_POSITION_SUBWOOFER 165 #define PA_CHANNEL_POSITION_FRONT_LEFT_OF_CENTER PA_CHANNEL_POSITION_FRONT_LEFT_OF_CENTER 166 #define PA_CHANNEL_POSITION_FRONT_RIGHT_OF_CENTER PA_CHANNEL_POSITION_FRONT_RIGHT_OF_CENTER 167 #define PA_CHANNEL_POSITION_SIDE_LEFT PA_CHANNEL_POSITION_SIDE_LEFT 168 #define PA_CHANNEL_POSITION_SIDE_RIGHT PA_CHANNEL_POSITION_SIDE_RIGHT 169 #define PA_CHANNEL_POSITION_AUX0 PA_CHANNEL_POSITION_AUX0 170 #define PA_CHANNEL_POSITION_AUX1 PA_CHANNEL_POSITION_AUX1 171 #define PA_CHANNEL_POSITION_AUX2 PA_CHANNEL_POSITION_AUX2 172 #define PA_CHANNEL_POSITION_AUX3 PA_CHANNEL_POSITION_AUX3 173 #define PA_CHANNEL_POSITION_AUX4 PA_CHANNEL_POSITION_AUX4 174 #define PA_CHANNEL_POSITION_AUX5 PA_CHANNEL_POSITION_AUX5 175 #define PA_CHANNEL_POSITION_AUX6 PA_CHANNEL_POSITION_AUX6 176 #define PA_CHANNEL_POSITION_AUX7 PA_CHANNEL_POSITION_AUX7 177 #define PA_CHANNEL_POSITION_AUX8 PA_CHANNEL_POSITION_AUX8 178 #define PA_CHANNEL_POSITION_AUX9 PA_CHANNEL_POSITION_AUX9 179 #define PA_CHANNEL_POSITION_AUX10 PA_CHANNEL_POSITION_AUX10 180 #define PA_CHANNEL_POSITION_AUX11 PA_CHANNEL_POSITION_AUX11 181 #define PA_CHANNEL_POSITION_AUX12 PA_CHANNEL_POSITION_AUX12 182 #define PA_CHANNEL_POSITION_AUX13 PA_CHANNEL_POSITION_AUX13 183 #define PA_CHANNEL_POSITION_AUX14 PA_CHANNEL_POSITION_AUX14 184 #define PA_CHANNEL_POSITION_AUX15 PA_CHANNEL_POSITION_AUX15 185 #define PA_CHANNEL_POSITION_AUX16 PA_CHANNEL_POSITION_AUX16 186 #define PA_CHANNEL_POSITION_AUX17 PA_CHANNEL_POSITION_AUX17 187 #define PA_CHANNEL_POSITION_AUX18 PA_CHANNEL_POSITION_AUX18 188 #define PA_CHANNEL_POSITION_AUX19 PA_CHANNEL_POSITION_AUX19 189 #define PA_CHANNEL_POSITION_AUX20 PA_CHANNEL_POSITION_AUX20 190 #define PA_CHANNEL_POSITION_AUX21 PA_CHANNEL_POSITION_AUX21 191 #define PA_CHANNEL_POSITION_AUX22 PA_CHANNEL_POSITION_AUX22 192 #define PA_CHANNEL_POSITION_AUX23 PA_CHANNEL_POSITION_AUX23 193 #define PA_CHANNEL_POSITION_AUX24 PA_CHANNEL_POSITION_AUX24 194 #define PA_CHANNEL_POSITION_AUX25 PA_CHANNEL_POSITION_AUX25 195 #define PA_CHANNEL_POSITION_AUX26 PA_CHANNEL_POSITION_AUX26 196 #define PA_CHANNEL_POSITION_AUX27 PA_CHANNEL_POSITION_AUX27 197 #define PA_CHANNEL_POSITION_AUX28 PA_CHANNEL_POSITION_AUX28 198 #define PA_CHANNEL_POSITION_AUX29 PA_CHANNEL_POSITION_AUX29 199 #define PA_CHANNEL_POSITION_AUX30 PA_CHANNEL_POSITION_AUX30 200 #define PA_CHANNEL_POSITION_AUX31 PA_CHANNEL_POSITION_AUX31 201 #define PA_CHANNEL_POSITION_TOP_CENTER PA_CHANNEL_POSITION_TOP_CENTER 202 #define PA_CHANNEL_POSITION_TOP_FRONT_LEFT PA_CHANNEL_POSITION_TOP_FRONT_LEFT 203 #define PA_CHANNEL_POSITION_TOP_FRONT_RIGHT PA_CHANNEL_POSITION_TOP_FRONT_RIGHT 204 #define PA_CHANNEL_POSITION_TOP_FRONT_CENTER PA_CHANNEL_POSITION_TOP_FRONT_CENTER 205 #define PA_CHANNEL_POSITION_TOP_REAR_LEFT PA_CHANNEL_POSITION_TOP_REAR_LEFT 206 #define PA_CHANNEL_POSITION_TOP_REAR_RIGHT PA_CHANNEL_POSITION_TOP_REAR_RIGHT 207 #define PA_CHANNEL_POSITION_TOP_REAR_CENTER PA_CHANNEL_POSITION_TOP_REAR_CENTER 208 #define PA_CHANNEL_POSITION_MAX PA_CHANNEL_POSITION_MAX 215 #define PA_CHANNEL_POSITION_MASK(f) ((pa_channel_position_mask_t) (1ULL << (f))) 252 #define PA_CHANNEL_MAP_AIFF PA_CHANNEL_MAP_AIFF 253 #define PA_CHANNEL_MAP_ALSA PA_CHANNEL_MAP_ALSA 254 #define PA_CHANNEL_MAP_AUX PA_CHANNEL_MAP_AUX 255 #define PA_CHANNEL_MAP_WAVEEX PA_CHANNEL_MAP_WAVEEX 256 #define PA_CHANNEL_MAP_OSS PA_CHANNEL_MAP_OSS 257 #define PA_CHANNEL_MAP_DEF_MAX PA_CHANNEL_MAP_DEF_MAX 258 #define PA_CHANNEL_MAP_DEFAULT PA_CHANNEL_MAP_DEFAULT 309 #define PA_CHANNEL_MAP_SNPRINT_MAX 336 The mapping from RFC3551, which is based on AIFF-C.
Definition: channelmap.h:219
Definition: channelmap.h:132
pa_channel_map * pa_channel_map_init(pa_channel_map *m)
Initialize the specified channel map and return a pointer to it.
A sample format and attribute specification.
Definition: sample.h:252
int pa_channel_map_has_position(const pa_channel_map *map, pa_channel_position_t p) PA_GCC_PURE
Returns non-zero if the specified channel position is available at least once in the channel map...
Definition: channelmap.h:118
Definition: channelmap.h:110
Definition: channelmap.h:123
Definition: channelmap.h:124
Definition: channelmap.h:111
The default channel map.
Definition: channelmap.h:247
Definition: channelmap.h:127
Microsoft calls this 'Back Left', Apple calls this 'Left Surround' (!), Dolby calls this 'Surround Re...
Definition: channelmap.h:91
Definition: channelmap.h:130
Definition: channelmap.h:119
int pa_channel_map_can_balance(const pa_channel_map *map) PA_GCC_PURE
Returns non-zero if it makes sense to apply a volume 'balance' with this mapping, i...
Apple, Dolby call this 'Right'.
Definition: channelmap.h:81
Apple calls this 'Right Surround Direct', Dolby calls this 'Surround Right' (!)
Definition: channelmap.h:103
uint64_t pa_channel_position_mask_t
A mask of channel positions.
Definition: channelmap.h:212
int pa_channel_map_can_fade(const pa_channel_map *map) PA_GCC_PURE
Returns non-zero if it makes sense to apply a volume 'fade' (i.e. 'balance' between front and rear) w...
pa_channel_map * pa_channel_map_init_extend(pa_channel_map *m, unsigned channels, pa_channel_map_def_t def)
Similar to pa_channel_map_init_auto() but instead of failing if no default mapping is known with the ...
Microsoft and Apple call this 'Top Back Left'.
Definition: channelmap.h:144
#define PA_CHANNELS_MAX
Maximum number of allowed channels.
Definition: sample.h:128
pa_channel_position
A list of channel labels.
Definition: channelmap.h:76
Definition: channelmap.h:117
const char * pa_channel_map_to_name(const pa_channel_map *map) PA_GCC_PURE
Tries to find a well-known channel mapping name for this channel mapping, i.e. "stereo", "surround-71" and so on.
Definition: channelmap.h:105
Definition: channelmap.h:125
enum pa_channel_position pa_channel_position_t
A list of channel labels.
Apple calls this 'Vertical Height Right'.
Definition: channelmap.h:141
pa_channel_map_def
A list of channel mapping definitions for pa_channel_map_init_auto()
Definition: channelmap.h:218
Definition: channelmap.h:78
Apple calls this 'Vertical Height Center'.
Definition: channelmap.h:142
Microsoft and Apple call this 'Top Back Center'.
Definition: channelmap.h:146
Apple, Dolby call this 'Left'.
Definition: channelmap.h:80
int pa_channel_map_valid(const pa_channel_map *map) PA_GCC_PURE
Return non-zero if the specified channel map is considered valid.
Definition: channelmap.h:112
Apple calls this 'Vertical Height Left'.
Definition: channelmap.h:140
#define PA_GCC_PURE
This function's return value depends only the arguments list and global state.
Definition: gccmacro.h:73
Definition: channelmap.h:126
Definition: channelmap.h:128
Definition: channelmap.h:109
Definition: channelmap.h:122
uint8_t channels
Number of channels mapped.
Definition: channelmap.h:265
enum pa_channel_map_def pa_channel_map_def_t
A list of channel mapping definitions for pa_channel_map_init_auto()
Apple, Dolby call this 'Center'.
Definition: channelmap.h:82
Definition: channelmap.h:136
Definition: channelmap.h:129
Definition: channelmap.h:121
Microsoft calls this 'Low Frequency', Apple calls this 'LFEScreen'.
Definition: channelmap.h:94
Apple calls this 'Left Surround Direct', Dolby calls this 'Surround Left' (!)
Definition: channelmap.h:102
Microsoft and Apple call this 'Top Back Right'.
Definition: channelmap.h:145
pa_channel_map * pa_channel_map_parse(pa_channel_map *map, const char *s)
Parse a channel position list or well-known mapping name into a channel map structure.
Definition: channelmap.h:135
Definition: channelmap.h:107
Definition: channelmap.h:134
Definition: channelmap.h:114
pa_channel_position_t pa_channel_position_from_string(const char *s) PA_GCC_PURE
The inverse of pa_channel_position_to_string().
pa_channel_map * pa_channel_map_init_stereo(pa_channel_map *m)
Initialize the specified channel map for stereophonic audio and return a pointer to it...
Apple, Dolby call this 'Left Center'.
Definition: channelmap.h:99
Microsoft calls this 'Back Center', Apple calls this 'Center Surround', Dolby calls this 'Surround Re...
Definition: channelmap.h:90
pa_channel_position_mask_t pa_channel_map_mask(const pa_channel_map *map) PA_GCC_PURE
Generates a bit mask from a channel map.
Microsoft's WAVEFORMATEXTENSIBLE mapping.
Definition: channelmap.h:232
Constants and routines for sample type handling.
int pa_channel_map_compatible(const pa_channel_map *map, const pa_sample_spec *ss) PA_GCC_PURE
Return non-zero if the specified channel map is compatible with the specified sample spec...
pa_channel_map * pa_channel_map_init_mono(pa_channel_map *m)
Initialize the specified channel map for monaural audio and return a pointer to it.
int pa_channel_map_can_lfe_balance(const pa_channel_map *map) PA_GCC_PURE
Returns non-zero if it makes sense to apply a volume 'lfe balance' (i.e. 'balance' between LFE and no...
Definition: channelmap.h:77
Definition: channelmap.h:148
Definition: channelmap.h:106
struct pa_channel_map pa_channel_map
A channel map which can be used to attach labels to specific channels of a stream.
Apple calls this 'Top Center Surround'.
Definition: channelmap.h:138
Apple, Dolby call this 'Right Center.
Definition: channelmap.h:100
int pa_channel_map_equal(const pa_channel_map *a, const pa_channel_map *b) PA_GCC_PURE
Compare two channel maps.
Definition: channelmap.h:108
Only aux channels.
Definition: channelmap.h:229
Definition: channelmap.h:131
pa_channel_position_t map[PA_CHANNELS_MAX]
Channel labels.
Definition: channelmap.h:268
const char * pa_channel_position_to_string(pa_channel_position_t pos) PA_GCC_PURE
Return a text label for the specified channel position.
Definition: channelmap.h:115
Definition: channelmap.h:113
A channel map which can be used to attach labels to specific channels of a stream.
Definition: channelmap.h:264
char * pa_channel_map_snprint(char *s, size_t l, const pa_channel_map *map)
Make a human readable string from the specified channel map.
Definition: channelmap.h:116
int pa_channel_map_superset(const pa_channel_map *a, const pa_channel_map *b) PA_GCC_PURE
Returns non-zero if every channel defined in b is also defined in a.
const char * pa_channel_position_to_pretty_string(pa_channel_position_t pos)
Return a human readable text label for the specified channel position.
Definition: channelmap.h:133
pa_channel_map * pa_channel_map_init_auto(pa_channel_map *m, unsigned channels, pa_channel_map_def_t def)
Initialize the specified channel map for the specified number of channels using default labels and re...
Definition: channelmap.h:120
const char * pa_channel_map_to_pretty_name(const pa_channel_map *map) PA_GCC_PURE
Tries to find a human readable text label for this channel mapping, i.e. "Stereo", "Surround 7.1" and so on.
Microsoft calls this 'Back Right', Apple calls this 'Right Surround' (!), Dolby calls this 'Surround ...
Definition: channelmap.h:92
Upper limit of valid channel mapping definitions.
Definition: channelmap.h:245