filter/upscaling: Wait for internal task to be completed

This commit is contained in:
Michael Fabian 'Xaymar' Dirks 2021-10-26 23:38:25 +02:00
parent 21f872edfc
commit 926cb740b3

View file

@ -95,6 +95,8 @@ upscaling_instance::upscaling_instance(obs_data_t* data, obs_source_t* self)
_in_size(1, 1), _out_size(1, 1), _provider_ready(false), _provider(upscaling_provider::INVALID), _provider_lock(),
_provider_task(), _input(), _output(), _dirty(false)
{
D_LOG_DEBUG("Initializating... (Addr: 0x%" PRIuPTR ")", this);
{
::streamfx::obs::gs::context gctx;
@ -125,16 +127,28 @@ upscaling_instance::upscaling_instance(obs_data_t* data, obs_source_t* self)
upscaling_instance::~upscaling_instance()
{
// TODO: Make this asynchronous.
std::unique_lock<std::mutex> ul(_provider_lock);
switch (_provider) {
D_LOG_DEBUG("Finalizing... (Addr: 0x%" PRIuPTR ")", this);
{ // Unload the underlying effect ASAP.
std::unique_lock<std::mutex> ul(_provider_lock);
// De-queue the underlying task.
if (_provider_task) {
streamfx::threadpool()->pop(_provider_task);
_provider_task->await_completion();
_provider_task.reset();
}
// TODO: Make this asynchronous.
switch (_provider) {
#ifdef ENABLE_FILTER_UPSCALING_NVIDIA
case upscaling_provider::NVIDIA_SUPERRESOLUTION:
nvvfxsr_unload();
break;
case upscaling_provider::NVIDIA_SUPERRESOLUTION:
nvvfxsr_unload();
break;
#endif
default:
break;
default:
break;
}
}
}
@ -356,17 +370,24 @@ void streamfx::filter::upscaling::upscaling_instance::switch_provider(upscaling_
D_LOG_INFO("Instance '%s' is switching provider from '%s' to '%s'.", obs_source_get_name(_self), cstring(_provider),
cstring(provider));
// 1.If there is an existing task, attempt to cancel it.
// If there is an existing task, attempt to cancel it.
if (_provider_task) {
// De-queue it.
streamfx::threadpool()->pop(_provider_task);
// Await the death of the task itself.
_provider_task->await_completion();
// Clear any memory associated with it.
_provider_task.reset();
}
// 2. Build data to pass into the task.
// Build data to pass into the task.
auto spd = std::make_shared<switch_provider_data_t>();
spd->provider = _provider;
_provider = provider;
// 3. Then spawn a new task to switch provider.
// Then spawn a new task to switch provider.
_provider_task = streamfx::threadpool()->push(
std::bind(&upscaling_instance::task_switch_provider, this, std::placeholders::_1), spd);
}