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Update to the PipeWire backend.

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This commit is contained in:
David Reid
2025-07-18 19:16:50 +10:00
parent 7bbecd211e
commit 8bb2b1ae80
1 changed files with 34 additions and 42 deletions
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extras/backends/pipewire/miniaudio_pipewire.c
+34 -42
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@@ -363,7 +363,37 @@ static void ma_context_uninit__pipewire(ma_context* pContext)
ma_free(pContextStatePipeWire, ma_context_get_allocation_callbacks(pContext));
}
static ma_result ma_context_enumerate_devices__pipewire(ma_context* pContext, ma_enum_devices_callback_proc callback, void* pCallbackUserData)
static ma_bool32 ma_context_enumerate_device_from_type__pipewire(ma_context* pContext, ma_device_type deviceType, ma_enum_devices_callback_proc callback, void* pUserData)
{
ma_device_info deviceInfo;
(void)pContext;
MA_PIPEWIRE_ZERO_OBJECT(&deviceInfo);
/* Default. */
deviceInfo.isDefault = MA_TRUE;
/* ID. */
deviceInfo.id.custom.i = 0;
/* Name. */
if (deviceType == ma_device_type_playback) {
ma_strncpy_s(deviceInfo.name, sizeof(deviceInfo.name), "Default Playback Device", (size_t)-1);
} else {
ma_strncpy_s(deviceInfo.name, sizeof(deviceInfo.name), "Default Capture Device", (size_t)-1);
}
/* Data Format. */
deviceInfo.nativeDataFormats[deviceInfo.nativeDataFormatCount].format = ma_format_unknown;
deviceInfo.nativeDataFormats[deviceInfo.nativeDataFormatCount].channels = 0;
deviceInfo.nativeDataFormats[deviceInfo.nativeDataFormatCount].sampleRate = 0;
deviceInfo.nativeDataFormatCount += 1;
return callback(deviceType, &deviceInfo, pUserData);
}
static ma_result ma_context_enumerate_devices__pipewire(ma_context* pContext, ma_enum_devices_callback_proc callback, void* pUserData)
{
ma_context_state_pipewire* pContextStatePipeWire = ma_context_get_backend_state__pipewire(pContext);
ma_bool32 cbResult = MA_TRUE;
@@ -375,55 +405,17 @@ static ma_result ma_context_enumerate_devices__pipewire(ma_context* pContext, ma
/* Playback. */
if (cbResult) {
ma_device_info deviceInfo;
MA_PIPEWIRE_ZERO_OBJECT(&deviceInfo);
deviceInfo.id.custom.i = 0;
ma_strncpy_s(deviceInfo.name, sizeof(deviceInfo.name), "Default Playback Device", (size_t)-1);
cbResult = callback(ma_device_type_playback, &deviceInfo, pCallbackUserData);
cbResult = ma_context_enumerate_device_from_type__pipewire(pContext, ma_device_type_playback, callback, pUserData);
}
/* Capture. */
if (cbResult) {
ma_device_info deviceInfo;
MA_PIPEWIRE_ZERO_OBJECT(&deviceInfo);
deviceInfo.id.custom.i = 0;
ma_strncpy_s(deviceInfo.name, sizeof(deviceInfo.name), "Default Capture Device", (size_t)-1);
cbResult = callback(ma_device_type_capture, &deviceInfo, pCallbackUserData);
cbResult = ma_context_enumerate_device_from_type__pipewire(pContext, ma_device_type_capture, callback, pUserData);
}
return MA_SUCCESS;
}
static ma_result ma_context_get_device_info__pipewire(ma_context* pContext, ma_device_type deviceType, const ma_device_id* pDeviceID, ma_device_info* pDeviceInfo)
{
/* TODO: Implement this properly. */
(void)pContext;
(void)pDeviceID;
MA_PIPEWIRE_ZERO_OBJECT(pDeviceInfo);
/* ID */
pDeviceInfo->id.custom.i = 0;
/* Name */
if (deviceType == ma_device_type_playback) {
ma_strncpy_s(pDeviceInfo->name, sizeof(pDeviceInfo->name), "Default Playback Device", (size_t)-1);
} else {
ma_strncpy_s(pDeviceInfo->name, sizeof(pDeviceInfo->name), "Default Capture Device", (size_t)-1);
}
pDeviceInfo->nativeDataFormats[pDeviceInfo->nativeDataFormatCount].format = ma_format_unknown;
pDeviceInfo->nativeDataFormats[pDeviceInfo->nativeDataFormatCount].channels = 0;
pDeviceInfo->nativeDataFormats[pDeviceInfo->nativeDataFormatCount].sampleRate = 0;
pDeviceInfo->nativeDataFormats[pDeviceInfo->nativeDataFormatCount].flags = 0;
pDeviceInfo->nativeDataFormatCount += 1;
return MA_SUCCESS;
}
static void ma_stream_event_param_changed__pipewire(void* pUserData, ma_uint32 id, const struct spa_pod* pParam)
{
@@ -838,7 +830,7 @@ static ma_device_backend_vtable ma_gDeviceBackendVTable_PipeWire =
ma_context_init__pipewire,
ma_context_uninit__pipewire,
ma_context_enumerate_devices__pipewire,
ma_context_get_device_info__pipewire,
NULL,
ma_device_init__pipewire,
ma_device_uninit__pipewire,
ma_device_start__pipewire,