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ao_wasapi: correct check for specified device on default change 

Correctly avoid a reload if the current device was specified by the user through
--audio-device. Previously, we only recognized if the user had specified
--ao=wasapi:device=.
This commit is contained in:
Kevin Mitchell 2016-01-22 21:35:51 -08:00
parent f1072be3b7
commit e927ff1666
3 changed files with 11 additions and 5 deletions
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1
audio/out/ao_wasapi.h
View File

@ -119,6 +119,7 @@ char *mp_PKEY_to_str_buf(char *buf, size_t buf_size, const PROPERTYKEY *pkey);
#define mp_PKEY_to_str(pkey) mp_PKEY_to_str_buf((char[42]){0}, 42, (pkey))
void wasapi_list_devs(struct ao *ao, struct ao_device_list *list);
bstr wasapi_get_specified_device_string(struct ao *ao);
LPWSTR find_deviceID(struct ao *ao);
void wasapi_dispatch(struct ao *ao);

6
audio/out/ao_wasapi_changenotify.c
View File

@ -122,7 +122,6 @@ static HRESULT STDMETHODCALLTYPE sIMMNotificationClient_OnDefaultDeviceChanged(
{
change_notify *change = (change_notify *)This;
struct ao *ao = change->ao;
struct wasapi_state *state = ao->priv;
// don't care about "eCapture" or non-"eMultimedia" roles
if (flow == eCapture || role != eMultimedia) return S_OK;
@ -133,9 +132,10 @@ static HRESULT STDMETHODCALLTYPE sIMMNotificationClient_OnDefaultDeviceChanged(
ao_hotplug_event(ao);
} else {
// stay on the device the user specified
if (state->opt_device) {
bstr device = wasapi_get_specified_device_string(ao);
if (device.len) {
MP_VERBOSE(ao, "OnDefaultDeviceChanged triggered: "
"staying on specified device %s\n", state->opt_device);
"staying on specified device %.*s\n", BSTR_P(device));
return S_OK;
}

9
audio/out/ao_wasapi_utils.c
View File

@ -858,14 +858,19 @@ static LPWSTR select_device(struct mp_log *l, struct device_desc *d)
(wcslen(d->deviceID) + 1) * sizeof(wchar_t));
}
LPWSTR find_deviceID(struct ao *ao)
bstr wasapi_get_specified_device_string(struct ao *ao)
{
LPWSTR deviceID = NULL;
struct wasapi_state *state = ao->priv;
bstr device = bstr_strip(bstr0(state->opt_device));
if (!device.len)
device = bstr_strip(bstr0(ao->device));
return device;
}
LPWSTR find_deviceID(struct ao *ao)
{
LPWSTR deviceID = NULL;
bstr device = wasapi_get_specified_device_string(ao);
MP_DBG(ao, "Find device \'%.*s\'\n", BSTR_P(device));
struct device_desc *d = NULL;