a6de3f0203
The settings in an android capture request may be null, in which case the settings from the most recently submitted capture request should be used. Cache the request settings to achieve this. Signed-off-by: Paul Elder <paul.elder@ideasonboard.com> Reviewed-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com> Reviewed-by: Jacopo Mondi <jacopo@jmondi.org>
142 lines
4.1 KiB
C++
142 lines
4.1 KiB
C++
/* SPDX-License-Identifier: LGPL-2.1-or-later */
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/*
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* Copyright (C) 2019, Google Inc.
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*
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* camera_device.h - libcamera Android Camera Device
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*/
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#ifndef __ANDROID_CAMERA_DEVICE_H__
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#define __ANDROID_CAMERA_DEVICE_H__
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#include <map>
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#include <memory>
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#include <tuple>
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#include <vector>
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#include <hardware/camera3.h>
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#include <libcamera/buffer.h>
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#include <libcamera/camera.h>
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#include <libcamera/geometry.h>
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#include <libcamera/request.h>
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#include <libcamera/stream.h>
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#include "libcamera/internal/buffer.h"
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#include "libcamera/internal/log.h"
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#include "libcamera/internal/message.h"
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#include "camera_metadata.h"
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#include "camera_stream.h"
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#include "camera_worker.h"
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#include "jpeg/encoder.h"
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class MappedCamera3Buffer : public libcamera::MappedBuffer
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{
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public:
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MappedCamera3Buffer(const buffer_handle_t camera3buffer, int flags);
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};
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class CameraDevice : protected libcamera::Loggable
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{
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public:
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static std::shared_ptr<CameraDevice> create(unsigned int id,
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const std::shared_ptr<libcamera::Camera> &cam);
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~CameraDevice();
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int initialize();
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int open(const hw_module_t *hardwareModule);
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void close();
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unsigned int id() const { return id_; }
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camera3_device_t *camera3Device() { return &camera3Device_; }
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std::shared_ptr<libcamera::Camera> camera() const { return camera_; }
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libcamera::CameraConfiguration *cameraConfiguration() const
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{
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return config_.get();
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}
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const std::string &maker() const { return maker_; }
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const std::string &model() const { return model_; }
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int facing() const { return facing_; }
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int orientation() const { return orientation_; }
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unsigned int maxJpegBufferSize() const { return maxJpegBufferSize_; }
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void setCallbacks(const camera3_callback_ops_t *callbacks);
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const camera_metadata_t *getStaticMetadata();
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const camera_metadata_t *constructDefaultRequestSettings(int type);
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int configureStreams(camera3_stream_configuration_t *stream_list);
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int processCaptureRequest(camera3_capture_request_t *request);
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void requestComplete(libcamera::Request *request);
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protected:
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std::string logPrefix() const override;
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private:
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CameraDevice(unsigned int id, const std::shared_ptr<libcamera::Camera> &camera);
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struct Camera3RequestDescriptor {
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Camera3RequestDescriptor(libcamera::Camera *camera,
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const camera3_capture_request_t *camera3Request);
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~Camera3RequestDescriptor();
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uint32_t frameNumber_;
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uint32_t numBuffers_;
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camera3_stream_buffer_t *buffers_;
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std::vector<std::unique_ptr<libcamera::FrameBuffer>> frameBuffers_;
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CameraMetadata settings_;
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std::unique_ptr<CaptureRequest> request_;
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};
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struct Camera3StreamConfiguration {
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libcamera::Size resolution;
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int androidFormat;
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};
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int initializeStreamConfigurations();
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std::vector<libcamera::Size>
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getYUVResolutions(libcamera::CameraConfiguration *cameraConfig,
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const libcamera::PixelFormat &pixelFormat,
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const std::vector<libcamera::Size> &resolutions);
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std::vector<libcamera::Size>
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getRawResolutions(const libcamera::PixelFormat &pixelFormat);
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std::tuple<uint32_t, uint32_t> calculateStaticMetadataSize();
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libcamera::FrameBuffer *createFrameBuffer(const buffer_handle_t camera3buffer);
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void notifyShutter(uint32_t frameNumber, uint64_t timestamp);
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void notifyError(uint32_t frameNumber, camera3_stream_t *stream);
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CameraMetadata *requestTemplatePreview();
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libcamera::PixelFormat toPixelFormat(int format) const;
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int processControls(Camera3RequestDescriptor *descriptor);
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std::unique_ptr<CameraMetadata> getResultMetadata(
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Camera3RequestDescriptor *descriptor, int64_t timestamp);
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unsigned int id_;
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camera3_device_t camera3Device_;
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CameraWorker worker_;
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bool running_;
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std::shared_ptr<libcamera::Camera> camera_;
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std::unique_ptr<libcamera::CameraConfiguration> config_;
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CameraMetadata *staticMetadata_;
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std::map<unsigned int, const CameraMetadata *> requestTemplates_;
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const camera3_callback_ops_t *callbacks_;
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std::vector<Camera3StreamConfiguration> streamConfigurations_;
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std::map<int, libcamera::PixelFormat> formatsMap_;
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std::vector<CameraStream> streams_;
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std::string maker_;
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std::string model_;
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int facing_;
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int orientation_;
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unsigned int maxJpegBufferSize_;
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CameraMetadata lastSettings_;
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};
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#endif /* __ANDROID_CAMERA_DEVICE_H__ */
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