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92ea95e34a
In https://webrtc-review.googlesource.com/c/src/+/1560 we moved WebRTC from src/webrtc to src/ (in order to preserve an healthy git history). This CL takes care of fixing header guards, #include paths, etc... NOPRESUBMIT=true NOTREECHECKS=true NOTRY=true TBR=tommi@webrtc.org Bug: chromium:611808 Change-Id: Iea91618212bee0af16aa3f05071eab8f93706578 Reviewed-on: https://webrtc-review.googlesource.com/1561 Reviewed-by: Mirko Bonadei <mbonadei@webrtc.org> Reviewed-by: Henrik Kjellander <kjellander@webrtc.org> Commit-Queue: Mirko Bonadei <mbonadei@webrtc.org> Cr-Commit-Position: refs/heads/master@{#19846}
120 lines
4.3 KiB
C++
120 lines
4.3 KiB
C++
/*
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* Copyright (c) 2012 The WebRTC project authors. All Rights Reserved.
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*
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* Use of this source code is governed by a BSD-style license
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* that can be found in the LICENSE file in the root of the source
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* tree. An additional intellectual property rights grant can be found
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* in the file PATENTS. All contributing project authors may
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* be found in the AUTHORS file in the root of the source tree.
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*/
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#ifndef MODULES_VIDEO_CAPTURE_MAIN_SOURCE_VIDEO_CAPTURE_IMPL_H_
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#define MODULES_VIDEO_CAPTURE_MAIN_SOURCE_VIDEO_CAPTURE_IMPL_H_
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/*
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* video_capture_impl.h
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*/
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#include "api/video/video_frame.h"
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#include "common_video/libyuv/include/webrtc_libyuv.h"
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#include "modules/video_capture/video_capture.h"
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#include "modules/video_capture/video_capture_config.h"
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#include "rtc_base/criticalsection.h"
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#include "rtc_base/scoped_ref_ptr.h"
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namespace webrtc
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{
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namespace videocapturemodule {
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// Class definitions
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class VideoCaptureImpl: public VideoCaptureModule, public VideoCaptureExternal
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{
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public:
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/*
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* Create a video capture module object
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*
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* id - unique identifier of this video capture module object
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* deviceUniqueIdUTF8 - name of the device. Available names can be found by using GetDeviceName
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*/
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static rtc::scoped_refptr<VideoCaptureModule> Create(
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const char* deviceUniqueIdUTF8);
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/*
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* Create a video capture module object used for external capture.
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*
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* id - unique identifier of this video capture module object
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* externalCapture - [out] interface to call when a new frame is captured.
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*/
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static rtc::scoped_refptr<VideoCaptureModule> Create(
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VideoCaptureExternal*& externalCapture);
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static DeviceInfo* CreateDeviceInfo();
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// Helpers for converting between (integral) degrees and
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// VideoRotation values. Return 0 on success.
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static int32_t RotationFromDegrees(int degrees, VideoRotation* rotation);
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static int32_t RotationInDegrees(VideoRotation rotation, int* degrees);
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//Call backs
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void RegisterCaptureDataCallback(
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rtc::VideoSinkInterface<VideoFrame>* dataCallback) override;
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void DeRegisterCaptureDataCallback() override;
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int32_t SetCaptureRotation(VideoRotation rotation) override;
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bool SetApplyRotation(bool enable) override;
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bool GetApplyRotation() override {
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return apply_rotation_;
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}
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const char* CurrentDeviceName() const override;
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// Implement VideoCaptureExternal
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// |capture_time| must be specified in NTP time format in milliseconds.
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int32_t IncomingFrame(uint8_t* videoFrame,
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size_t videoFrameLength,
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const VideoCaptureCapability& frameInfo,
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int64_t captureTime = 0) override;
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// Platform dependent
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int32_t StartCapture(const VideoCaptureCapability& capability) override
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{
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_requestedCapability = capability;
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return -1;
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}
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int32_t StopCapture() override { return -1; }
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bool CaptureStarted() override {return false; }
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int32_t CaptureSettings(VideoCaptureCapability& /*settings*/) override
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{ return -1; }
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protected:
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VideoCaptureImpl();
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virtual ~VideoCaptureImpl();
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int32_t DeliverCapturedFrame(VideoFrame& captureFrame);
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char* _deviceUniqueId; // current Device unique name;
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rtc::CriticalSection _apiCs;
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VideoCaptureCapability _requestedCapability; // Should be set by platform dependent code in StartCapture.
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private:
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void UpdateFrameCount();
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uint32_t CalculateFrameRate(int64_t now_ns);
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// last time the module process function was called.
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int64_t _lastProcessTimeNanos;
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// last time the frame rate callback function was called.
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int64_t _lastFrameRateCallbackTimeNanos;
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rtc::VideoSinkInterface<VideoFrame>* _dataCallBack;
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int64_t _lastProcessFrameTimeNanos;
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// timestamp for local captured frames
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int64_t _incomingFrameTimesNanos[kFrameRateCountHistorySize];
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VideoRotation _rotateFrame; // Set if the frame should be rotated by the
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// capture module.
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// Indicate whether rotation should be applied before delivered externally.
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bool apply_rotation_;
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};
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} // namespace videocapturemodule
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} // namespace webrtc
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#endif // MODULES_VIDEO_CAPTURE_MAIN_SOURCE_VIDEO_CAPTURE_IMPL_H_
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