diff options
Diffstat (limited to 'src/ipa/raspberrypi/cam_helper_ov5647.cpp')
-rw-r--r-- | src/ipa/raspberrypi/cam_helper_ov5647.cpp | 108 |
1 files changed, 0 insertions, 108 deletions
diff --git a/src/ipa/raspberrypi/cam_helper_ov5647.cpp b/src/ipa/raspberrypi/cam_helper_ov5647.cpp deleted file mode 100644 index 702c2d07..00000000 --- a/src/ipa/raspberrypi/cam_helper_ov5647.cpp +++ /dev/null @@ -1,108 +0,0 @@ -/* SPDX-License-Identifier: BSD-2-Clause */ -/* - * Copyright (C) 2019, Raspberry Pi (Trading) Limited - * - * cam_helper_ov5647.cpp - camera information for ov5647 sensor - */ - -#include <assert.h> - -#include "cam_helper.hpp" - -using namespace RPiController; - -class CamHelperOv5647 : public CamHelper -{ -public: - CamHelperOv5647(); - uint32_t GainCode(double gain) const override; - double Gain(uint32_t gain_code) const override; - void GetDelays(int &exposure_delay, int &gain_delay, - int &vblank_delay) const override; - unsigned int HideFramesStartup() const override; - unsigned int HideFramesModeSwitch() const override; - unsigned int MistrustFramesStartup() const override; - unsigned int MistrustFramesModeSwitch() const override; - -private: - /* - * Smallest difference between the frame length and integration time, - * in units of lines. - */ - static constexpr int frameIntegrationDiff = 4; -}; - -/* - * OV5647 doesn't output metadata, so we have to use the "unicam parser" which - * works by counting frames. - */ - -CamHelperOv5647::CamHelperOv5647() - : CamHelper({}, frameIntegrationDiff) -{ -} - -uint32_t CamHelperOv5647::GainCode(double gain) const -{ - return static_cast<uint32_t>(gain * 16.0); -} - -double CamHelperOv5647::Gain(uint32_t gain_code) const -{ - return static_cast<double>(gain_code) / 16.0; -} - -void CamHelperOv5647::GetDelays(int &exposure_delay, int &gain_delay, - int &vblank_delay) const -{ - /* - * We run this sensor in a mode where the gain delay is bumped up to - * 2. It seems to be the only way to make the delays "predictable". - */ - exposure_delay = 2; - gain_delay = 2; - vblank_delay = 2; -} - -unsigned int CamHelperOv5647::HideFramesStartup() const -{ - /* - * On startup, we get a couple of under-exposed frames which - * we don't want shown. - */ - return 2; -} - -unsigned int CamHelperOv5647::HideFramesModeSwitch() const -{ - /* - * After a mode switch, we get a couple of under-exposed frames which - * we don't want shown. - */ - return 2; -} - -unsigned int CamHelperOv5647::MistrustFramesStartup() const -{ - /* - * First couple of frames are under-exposed and are no good for control - * algos. - */ - return 2; -} - -unsigned int CamHelperOv5647::MistrustFramesModeSwitch() const -{ - /* - * First couple of frames are under-exposed even after a simple - * mode switch, and are no good for control algos. - */ - return 2; -} - -static CamHelper *Create() -{ - return new CamHelperOv5647(); -} - -static RegisterCamHelper reg("ov5647", &Create); |