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filter/denoising: Wait for internal task to be completed

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This commit is contained in:
Michael Fabian 'Xaymar' Dirks 2021-10-26 23:38:43 +02:00
parent 926cb740b3
commit f0b0b0d33d
1 changed files with 32 additions and 11 deletions
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29
source/filters/filter-denoising.cpp
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@ -90,6 +90,8 @@ denoising_instance::denoising_instance(obs_data_t* data, obs_source_t* self)
_size(1, 1), _provider_ready(false), _provider(denoising_provider::INVALID), _provider_lock(), _provider_task(),
_input(), _output()
{
D_LOG_DEBUG("Initializating... (Addr: 0x%" PRIuPTR ")", this);
{
::streamfx::obs::gs::context gctx;
@ -120,8 +122,19 @@ denoising_instance::denoising_instance(obs_data_t* data, obs_source_t* self)
denoising_instance::~denoising_instance()
{
// TODO: Make this asynchronous.
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_DENOISING_NVIDIA
case denoising_provider::NVIDIA_DENOISING:
@ -131,6 +144,7 @@ denoising_instance::~denoising_instance()
default:
break;
}
}
}
void denoising_instance::load(obs_data_t* data)
@ -370,17 +384,24 @@ void streamfx::filter::denoising::denoising_instance::switch_provider(denoising_
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(&denoising_instance::task_switch_provider, this, std::placeholders::_1), spd);
}