56 lines
1.6 KiB
C++
56 lines
1.6 KiB
C++
/*
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* Copyright (C) 2023 The Android Open Source Project
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*
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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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#pragma once
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#include <linux/videodev2.h>
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#include <utility>
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#include <vector>
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#include <android/hardware_buffer.h>
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#include "Buffer.h"
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#include "Utils.h"
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namespace android {
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namespace webcam {
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struct CameraConfig {
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uint32_t width = 0;
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uint32_t height = 0;
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uint32_t fps = 0;
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uint32_t fcc = V4L2_PIX_FMT_MJPEG;
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};
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// Abstract class which maps camera operations
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class FrameProvider {
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public:
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FrameProvider(std::shared_ptr<BufferProducer> producer, CameraConfig config)
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: mBufferProducer(std::move(producer)), mConfig(config) {}
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virtual ~FrameProvider() = default;
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virtual void setStreamConfig() = 0;
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virtual Status startStreaming() = 0;
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virtual Status stopStreaming() = 0;
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virtual Status encodeImage(AHardwareBuffer* hardwareBuffer, long timestamp) = 0;
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[[nodiscard]] virtual bool isInited() const { return mInited; }
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protected:
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std::shared_ptr<BufferProducer> mBufferProducer;
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CameraConfig mConfig;
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bool mInited = false;
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};
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} // namespace webcam
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} // namespace android
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