New upstream version 23.2.1+dfsg1

plugins/decklink/DecklinkOutput.cpp

@@ -0,0 +1,110 @@
+#include "DecklinkOutput.hpp"
+
+#include <util/threading.h>
+
+DeckLinkOutput::DeckLinkOutput(obs_output_t *output, DeckLinkDeviceDiscovery *discovery_)
+		: DecklinkBase(discovery_),
+		  output(output)
+{
+	discovery->AddCallback(DeckLinkOutput::DevicesChanged, this);
+}
+
+DeckLinkOutput::~DeckLinkOutput(void)
+{
+	discovery->RemoveCallback(DeckLinkOutput::DevicesChanged, this);
+	Deactivate();
+}
+
+void DeckLinkOutput::DevicesChanged(void *param, DeckLinkDevice *device, bool)
+{
+	auto *decklink = reinterpret_cast<DeckLinkOutput*>(param);
+	std::lock_guard<std::recursive_mutex> lock(decklink->deviceMutex);
+
+	blog(LOG_DEBUG, "%s", device->GetHash().c_str());
+}
+
+bool DeckLinkOutput::Activate(DeckLinkDevice *device, long long modeId)
+{
+	std::lock_guard<std::recursive_mutex> lock(deviceMutex);
+	DeckLinkDevice *curDevice = GetDevice();
+	const bool same = device == curDevice;
+	const bool isActive = instance != nullptr;
+
+	if (same) {
+		if (!isActive)
+			return false;
+
+		if (instance->GetActiveModeId() == modeId &&
+			instance->GetActivePixelFormat() == pixelFormat &&
+			instance->GetActiveColorSpace() == colorSpace &&
+			instance->GetActiveColorRange() == colorRange &&
+			instance->GetActiveChannelFormat() == channelFormat)
+			return false;
+	}
+
+	if (isActive)
+		instance->StopOutput();
+
+	if (!same)
+		instance.Set(new DeckLinkDeviceInstance(this, device));
+
+	if (instance == nullptr)
+		return false;
+
+	DeckLinkDeviceMode *mode = GetDevice()->FindOutputMode(modeId);
+	if (mode == nullptr) {
+		instance = nullptr;
+		return false;
+	}
+
+
+	if (!instance->StartOutput(mode)) {
+		instance = nullptr;
+		return false;
+	}
+
+	os_atomic_inc_long(&activateRefs);
+	return true;
+}
+
+void DeckLinkOutput::Deactivate(void)
+{
+	std::lock_guard<std::recursive_mutex> lock(deviceMutex);
+	if (instance)
+		instance->StopOutput();
+
+	instance = nullptr;
+
+	os_atomic_dec_long(&activateRefs);
+}
+
+obs_output_t *DeckLinkOutput::GetOutput(void) const
+{
+	return output;
+}
+
+void DeckLinkOutput::DisplayVideoFrame(video_data *frame)
+{
+	instance->DisplayVideoFrame(frame);
+}
+
+void DeckLinkOutput::WriteAudio(audio_data *frames)
+{
+	instance->WriteAudio(frames);
+}
+
+void DeckLinkOutput::SetSize(int width, int height)
+{
+	this->width = width;
+	this->height = height;
+}
+
+int DeckLinkOutput::GetWidth()
+{
+	return width;
+}
+
+int DeckLinkOutput::GetHeight()
+{
+	return height;
+}