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ao_wasapi: support set_pause

This commit is contained in:
Misaki Kasumi 2024-03-27 00:56:47 +08:00 committed by sfan5
parent dbc1e3a459
commit d419cc562d
2 changed files with 38 additions and 10 deletions
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44
audio/out/ao_wasapi.c
View File

@ -150,14 +150,32 @@ exit_label:
return false;
}
static void thread_pause(struct ao *ao)
{
struct wasapi_state *state = ao->priv;
MP_DBG(state, "Thread Pause\n");
HRESULT hr = IAudioClient_Stop(state->pAudioClient);
if (FAILED(hr))
MP_ERR(state, "IAudioClient_Stop returned: %s\n", mp_HRESULT_to_str(hr));
}
static void thread_unpause(struct ao *ao)
{
struct wasapi_state *state = ao->priv;
MP_DBG(state, "Thread Unpause\n");
HRESULT hr = IAudioClient_Start(state->pAudioClient);
if (FAILED(hr)) {
MP_ERR(state, "IAudioClient_Start returned %s\n",
mp_HRESULT_to_str(hr));
}
}
static void thread_reset(struct ao *ao)
{
struct wasapi_state *state = ao->priv;
HRESULT hr;
MP_DBG(state, "Thread Reset\n");
hr = IAudioClient_Stop(state->pAudioClient);
if (FAILED(hr))
MP_ERR(state, "IAudioClient_Stop returned: %s\n", mp_HRESULT_to_str(hr));
thread_pause(ao);
hr = IAudioClient_Reset(state->pAudioClient);
if (FAILED(hr))
@ -172,12 +190,7 @@ static void thread_resume(struct ao *ao)
MP_DBG(state, "Thread Resume\n");
thread_reset(ao);
thread_feed(ao);
HRESULT hr = IAudioClient_Start(state->pAudioClient);
if (FAILED(hr)) {
MP_ERR(state, "IAudioClient_Start returned %s\n",
mp_HRESULT_to_str(hr));
}
thread_unpause(ao);
}
static void set_state_and_wakeup_thread(struct ao *ao,
@ -229,6 +242,12 @@ static DWORD __stdcall AudioThread(void *lpParameter)
case WASAPI_THREAD_SHUTDOWN:
thread_reset(ao);
goto exit_label;
case WASAPI_THREAD_PAUSE:
thread_pause(ao);
break;
case WASAPI_THREAD_UNPAUSE:
thread_unpause(ao);
break;
default:
MP_ERR(ao, "Unhandled thread state: %d\n", thread_state);
}
@ -463,6 +482,12 @@ static void audio_resume(struct ao *ao)
set_state_and_wakeup_thread(ao, WASAPI_THREAD_RESUME);
}
static bool audio_set_pause(struct ao *ao, bool paused)
{
set_state_and_wakeup_thread(ao, paused ? WASAPI_THREAD_PAUSE : WASAPI_THREAD_UNPAUSE);
return true;
}
static void hotplug_uninit(struct ao *ao)
{
MP_DBG(ao, "Hotplug uninit\n");
@ -496,6 +521,7 @@ const struct ao_driver audio_out_wasapi = {
.control = control,
.reset = audio_reset,
.start = audio_resume,
.set_pause = audio_set_pause,
.list_devs = wasapi_list_devs,
.hotplug_init = hotplug_init,
.hotplug_uninit = hotplug_uninit,

4
audio/out/ao_wasapi.h
View File

@ -51,7 +51,9 @@ enum wasapi_thread_state {
WASAPI_THREAD_DISPATCH,
WASAPI_THREAD_RESUME,
WASAPI_THREAD_RESET,
WASAPI_THREAD_SHUTDOWN
WASAPI_THREAD_SHUTDOWN,
WASAPI_THREAD_PAUSE,
WASAPI_THREAD_UNPAUSE,
};
typedef struct wasapi_state {