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acp: add channel layout and map channels

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This commit is contained in:
Wim Taymans 2020-11-23 15:31:10 +01:00
parent 8f7e5dd950
commit af3f18b489
2 changed files with 116 additions and 2 deletions
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71
spa/plugins/alsa/acp/acp.c
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@ -32,6 +32,75 @@ void *_acp_log_data;
#define VOLUME_ACCURACY (PA_VOLUME_NORM/100) /* don't require volume adjustments to be perfectly correct. don't necessarily extend granularity in software unless the differences get greater than this level */
static const uint32_t channel_table[PA_CHANNEL_POSITION_MAX] = {
[PA_CHANNEL_POSITION_MONO] = ACP_CHANNEL_MONO,
[PA_CHANNEL_POSITION_FRONT_LEFT] = ACP_CHANNEL_FL,
[PA_CHANNEL_POSITION_FRONT_RIGHT] = ACP_CHANNEL_FR,
[PA_CHANNEL_POSITION_FRONT_CENTER] = ACP_CHANNEL_FC,
[PA_CHANNEL_POSITION_REAR_CENTER] = ACP_CHANNEL_RC,
[PA_CHANNEL_POSITION_REAR_LEFT] = ACP_CHANNEL_RL,
[PA_CHANNEL_POSITION_REAR_RIGHT] = ACP_CHANNEL_RR,
[PA_CHANNEL_POSITION_LFE] = ACP_CHANNEL_LFE,
[PA_CHANNEL_POSITION_FRONT_LEFT_OF_CENTER] = ACP_CHANNEL_FLC,
[PA_CHANNEL_POSITION_FRONT_RIGHT_OF_CENTER] = ACP_CHANNEL_FRC,
[PA_CHANNEL_POSITION_SIDE_LEFT] = ACP_CHANNEL_SL,
[PA_CHANNEL_POSITION_SIDE_RIGHT] = ACP_CHANNEL_SR,
[PA_CHANNEL_POSITION_AUX0] = ACP_CHANNEL_CUSTOM_START + 1,
[PA_CHANNEL_POSITION_AUX1] = ACP_CHANNEL_CUSTOM_START + 2,
[PA_CHANNEL_POSITION_AUX2] = ACP_CHANNEL_CUSTOM_START + 3,
[PA_CHANNEL_POSITION_AUX3] = ACP_CHANNEL_CUSTOM_START + 4,
[PA_CHANNEL_POSITION_AUX4] = ACP_CHANNEL_CUSTOM_START + 5,
[PA_CHANNEL_POSITION_AUX5] = ACP_CHANNEL_CUSTOM_START + 6,
[PA_CHANNEL_POSITION_AUX6] = ACP_CHANNEL_CUSTOM_START + 7,
[PA_CHANNEL_POSITION_AUX7] = ACP_CHANNEL_CUSTOM_START + 8,
[PA_CHANNEL_POSITION_AUX8] = ACP_CHANNEL_CUSTOM_START + 9,
[PA_CHANNEL_POSITION_AUX9] = ACP_CHANNEL_CUSTOM_START + 10,
[PA_CHANNEL_POSITION_AUX10] = ACP_CHANNEL_CUSTOM_START + 11,
[PA_CHANNEL_POSITION_AUX11] = ACP_CHANNEL_CUSTOM_START + 12,
[PA_CHANNEL_POSITION_AUX12] = ACP_CHANNEL_CUSTOM_START + 13,
[PA_CHANNEL_POSITION_AUX13] = ACP_CHANNEL_CUSTOM_START + 14,
[PA_CHANNEL_POSITION_AUX14] = ACP_CHANNEL_CUSTOM_START + 15,
[PA_CHANNEL_POSITION_AUX15] = ACP_CHANNEL_CUSTOM_START + 16,
[PA_CHANNEL_POSITION_AUX16] = ACP_CHANNEL_CUSTOM_START + 17,
[PA_CHANNEL_POSITION_AUX17] = ACP_CHANNEL_CUSTOM_START + 18,
[PA_CHANNEL_POSITION_AUX18] = ACP_CHANNEL_CUSTOM_START + 19,
[PA_CHANNEL_POSITION_AUX19] = ACP_CHANNEL_CUSTOM_START + 20,
[PA_CHANNEL_POSITION_AUX20] = ACP_CHANNEL_CUSTOM_START + 21,
[PA_CHANNEL_POSITION_AUX21] = ACP_CHANNEL_CUSTOM_START + 22,
[PA_CHANNEL_POSITION_AUX22] = ACP_CHANNEL_CUSTOM_START + 23,
[PA_CHANNEL_POSITION_AUX23] = ACP_CHANNEL_CUSTOM_START + 24,
[PA_CHANNEL_POSITION_AUX24] = ACP_CHANNEL_CUSTOM_START + 25,
[PA_CHANNEL_POSITION_AUX25] = ACP_CHANNEL_CUSTOM_START + 26,
[PA_CHANNEL_POSITION_AUX26] = ACP_CHANNEL_CUSTOM_START + 27,
[PA_CHANNEL_POSITION_AUX27] = ACP_CHANNEL_CUSTOM_START + 28,
[PA_CHANNEL_POSITION_AUX28] = ACP_CHANNEL_CUSTOM_START + 29,
[PA_CHANNEL_POSITION_AUX29] = ACP_CHANNEL_CUSTOM_START + 30,
[PA_CHANNEL_POSITION_AUX30] = ACP_CHANNEL_CUSTOM_START + 31,
[PA_CHANNEL_POSITION_AUX31] = ACP_CHANNEL_CUSTOM_START + 32,
[PA_CHANNEL_POSITION_TOP_CENTER] = ACP_CHANNEL_TC,
[PA_CHANNEL_POSITION_TOP_FRONT_LEFT] = ACP_CHANNEL_TFL,
[PA_CHANNEL_POSITION_TOP_FRONT_RIGHT] = ACP_CHANNEL_TFR,
[PA_CHANNEL_POSITION_TOP_FRONT_CENTER] = ACP_CHANNEL_TFC,
[PA_CHANNEL_POSITION_TOP_REAR_LEFT] = ACP_CHANNEL_TRL,
[PA_CHANNEL_POSITION_TOP_REAR_RIGHT] = ACP_CHANNEL_TRR,
[PA_CHANNEL_POSITION_TOP_REAR_CENTER] = ACP_CHANNEL_TRC,
};
static inline uint32_t channel_pa2acp(pa_channel_position_t channel)
{
if (channel < 0 || (size_t)channel >= SPA_N_ELEMENTS(channel_table))
return ACP_CHANNEL_UNKNOWN;
return channel_table[channel];
}
const char *acp_available_str(enum acp_available status)
{
switch (status) {
@ -89,7 +158,7 @@ static void init_device(pa_card *impl, pa_alsa_device *dev, pa_alsa_direction_t
dev->device.format.channels = m->channel_map.channels;
pa_cvolume_reset(&dev->real_volume, m->channel_map.channels);
for (i = 0; i < m->channel_map.channels; i++)
dev->device.format.map[i]= m->channel_map.map[i];
dev->device.format.map[i]= channel_pa2acp(m->channel_map.map[i]);
dev->direction = direction;
dev->proplist = pa_proplist_new();
pa_proplist_update(dev->proplist, PA_UPDATE_REPLACE, m->proplist);