diff options
| -rw-r--r-- | src/ipa/rpi/cam_helper/cam_helper_imx708.cpp | 25 |
1 files changed, 24 insertions, 1 deletions
diff --git a/src/ipa/rpi/cam_helper/cam_helper_imx708.cpp b/src/ipa/rpi/cam_helper/cam_helper_imx708.cpp index 641ba18f..dce39cd5 100644 --- a/src/ipa/rpi/cam_helper/cam_helper_imx708.cpp +++ b/src/ipa/rpi/cam_helper/cam_helper_imx708.cpp @@ -21,6 +21,8 @@ using namespace RPiController; using namespace libcamera; using libcamera::utils::Duration; +using namespace std::literals::chrono_literals; + namespace libcamera { LOG_DECLARE_CATEGORY(IPARPI) } @@ -56,7 +58,8 @@ public: int &vblankDelay, int &hblankDelay) const override; bool sensorEmbeddedDataPresent() const override; double getModeSensitivity(const CameraMode &mode) const override; - unsigned int hideFramesModeSwitch() const override { return 1; } // seems to be required for HDR + unsigned int hideFramesModeSwitch() const override; + unsigned int hideFramesStartup() const override; private: /* @@ -225,6 +228,26 @@ double CamHelperImx708::getModeSensitivity(const CameraMode &mode) const return (mode.width > 2304) ? 1.0 : 2.0; } +unsigned int CamHelperImx708::hideFramesModeSwitch() const +{ + /* + * We need to drop the first startup frame in HDR mode. + * Unfortunately the only way to currently determine if the sensor is in + * the HDR mode is to match with the resolution and framerate - the HDR + * mode only runs upto 30fps. + */ + if (mode_.width == 2304 && mode_.height == 1296 && + mode_.minFrameDuration > 1.0s / 32) + return 1; + else + return 0; +} + +unsigned int CamHelperImx708::hideFramesStartup() const +{ + return hideFramesModeSwitch(); +} + void CamHelperImx708::populateMetadata(const MdParser::RegisterMap ®isters, Metadata &metadata) const { |