mirror of
https://github.com/openharmony/multimedia_camera_lite.git
synced 2026-07-19 16:53:38 -04:00
杨帅
126 lines
3.6 KiB
C++
Executable File
126 lines
3.6 KiB
C++
Executable File
/*
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* Copyright (c) 2020 Huawei Device Co., Ltd.
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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#ifndef OHOS_CAMERA_DEVICE_H
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#define OHOS_CAMERA_DEVICE_H
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#include <cstdbool>
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#include <thread>
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#include <vector>
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#include "camera_ability.h"
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#include "camera_config.h"
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#include "codec_type.h"
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#include "frame_config.h"
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#include "surface.h"
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using namespace std;
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namespace OHOS {
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namespace Media {
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enum LoopState {
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LOOP_IDLE,
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LOOP_READY,
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LOOP_LOOPING,
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LOOP_STOP,
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LOOP_ERROR,
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};
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class DeviceAssistant {
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public:
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std::thread *thrd_ = nullptr;
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LoopState state_ = LOOP_IDLE;
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FrameConfig *fc_ = nullptr;
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uint32_t cameraId_;
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uint32_t streamId_;
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virtual int32_t SetFrameConfig(FrameConfig &fc, uint32_t *streamId)
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{
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return -1;
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}
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virtual int32_t Start(uint32_t streamId)
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{
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return -1;
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}
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virtual int32_t Stop()
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{
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return -1;
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}
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};
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class RecordAssistant : public DeviceAssistant {
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public:
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int32_t SetFrameConfig(FrameConfig &fc, uint32_t *streamId) override;
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int32_t Start(uint32_t streamId) override;
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int32_t Stop() override;
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vector<CODEC_HANDLETYPE> vencHdls_;
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vector<list<Surface *>> vencSurfaces_;
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static int OnVencBufferAvailble(UINTPTR hComponent, UINTPTR dataIn, OutputInfo *buffer);
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static CodecCallback recordCodecCb_;
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};
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class PreviewAssistant : public DeviceAssistant {
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public:
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int32_t SetFrameConfig(FrameConfig &fc, uint32_t *streamId) override;
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int32_t Start(uint32_t streamId) override;
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virtual int32_t Stop() override;
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Surface *capSurface_ = nullptr;
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private:
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int32_t sourceIdx = 0;
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pthread_t threadId;
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static void *YuvCopyProcess(void *arg);
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};
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class CaptureAssistant : public DeviceAssistant {
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int32_t SetFrameConfig(FrameConfig &fc, uint32_t *streamId) override;
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int32_t Start(uint32_t streamId) override;
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virtual int32_t Stop() override;
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CODEC_HANDLETYPE vencHdl_ = nullptr;
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Surface *capSurface_ = nullptr;
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};
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class CallbackAssistant : public DeviceAssistant {
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public:
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int32_t SetFrameConfig(FrameConfig &fc, uint32_t *streamId) override;
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int32_t Start(uint32_t streamId) override;
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virtual int32_t Stop() override;
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Surface *capSurface_ = nullptr;
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private:
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pthread_t threadId;
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static void *StreamCopyProcess(void *arg);
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};
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class CameraDevice {
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public:
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CameraDevice();
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CameraDevice(uint32_t cameraId);
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virtual ~CameraDevice();
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int32_t Initialize();
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int32_t UnInitialize();
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int32_t SetCameraConfig();
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int32_t TriggerLoopingCapture(FrameConfig &fc, uint32_t *streamId);
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void StopLoopingCapture();
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int32_t TriggerSingleCapture(FrameConfig &fc, uint32_t *streamId);
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uint32_t GetCameraId();
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private:
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uint32_t cameraId;
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RecordAssistant recordAssistant_;
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PreviewAssistant previewAssistant_;
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CaptureAssistant captureAssistant_;
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CallbackAssistant callbackAssistant_;
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};
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} // namespace Media
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} // namespace OHOS
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#endif // OHOS_CAMERA_DEVICE_H
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