Add support for multiple color modes (fad9d8cd) · Commits · e / os / android_frameworks_native-old

services/surfaceflinger/DisplayHardware/HWComposer.cpp

+21 −0

Original line number	Diff line number	Diff line
		@@ -359,6 +359,27 @@ std::shared_ptr<const HWC2::Display::Config>
		return config;
		}

		std::vector<int32_t> HWComposer::getColorModes(int32_t displayId) const {
		std::vector<int32_t> modes;

		if (!isValidDisplay(displayId)) {
		ALOGE("getColorModes: Attempted to access invalid display %d",
		displayId);
		return modes;
		}
		const std::shared_ptr<HWC2::Display>& hwcDisplay =
		mDisplayData[displayId].hwcDisplay;

		auto error = hwcDisplay->getColorModes(&modes);
		if (error != HWC2::Error::None) {
		ALOGE("getColorModes failed for display %d: %s (%d)", displayId,
		to_string(error).c_str(), static_cast<int32_t>(error));
		return std::vector<int32_t>();
		}

		return modes;
		}

		void HWComposer::setVsyncEnabled(int32_t disp, HWC2::Vsync enabled) {
		if (disp < 0 \|\| disp >= HWC_DISPLAY_VIRTUAL) {
		ALOGD("setVsyncEnabled: Ignoring for virtual display %d", disp);

+2 −0

Original line number	Diff line number	Diff line
		@@ -149,6 +149,8 @@ public:
		std::shared_ptr<const HWC2::Display::Config>
		getActiveConfig(int32_t displayId) const;

		std::vector<int32_t> getColorModes(int32_t displayId) const;

		// for debugging ----------------------------------------------------------
		void dump(String8& out) const;

+12 −4

Original line number	Diff line number	Diff line
		@@ -614,9 +614,6 @@ status_t SurfaceFlinger::getDisplayConfigs(const sp<IBinder>& display,
		info.fps = 1e9 / hwConfig->getVsyncPeriod();
		info.appVsyncOffset = VSYNC_EVENT_PHASE_OFFSET_NS;

		// TODO: Hook this back up
		info.colorTransform = 0;

		// This is how far in advance a buffer must be queued for
		// presentation at a given time. If you want a buffer to appear
		// on the screen at time N, you must submit the buffer before
		@@ -635,8 +632,19 @@ status_t SurfaceFlinger::getDisplayConfigs(const sp<IBinder>& display,
		// All non-virtual displays are currently considered secure.
		info.secure = true;

		// DisplayManager expects each color mode to be its own display
		// info record.
		std::vector<int32_t> modes = getHwComposer().getColorModes(type);

		if (modes.size() == 0) {
		info.colorTransform = 0;
		configs->push_back(info);
		}
		for (int32_t mode : modes) {
		info.colorTransform = mode;
		configs->push_back(info);
		}
		}

		return NO_ERROR;
		}