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/*
* Copyright (c) 2012 The WebRTC project authors. All Rights Reserved.
*
* Use of this source code is governed by a BSD-style license
* that can be found in the LICENSE file in the root of the source
* tree. An additional intellectual property rights grant can be found
* in the file PATENTS. All contributing project authors may
* be found in the AUTHORS file in the root of the source tree.
*/
#ifndef WEBRTC_MODULES_VIDEO_RENDER_MAIN_SOURCE_ANDROID_VIDEO_RENDER_ANDROID_IMPL_H_
#define WEBRTC_MODULES_VIDEO_RENDER_MAIN_SOURCE_ANDROID_VIDEO_RENDER_ANDROID_IMPL_H_
#include <jni.h>
#include <map>
#include "webrtc/modules/video_render/i_video_render.h"
#include "webrtc/system_wrappers/include/thread_wrapper.h"
namespace webrtc {
//#define ANDROID_LOG
class CriticalSectionWrapper;
class EventWrapper;
// The object a module user uses to send new frames to the java renderer
// Base class for android render streams.
class AndroidStream : public VideoRenderCallback {
public:
// DeliverFrame is called from a thread connected to the Java VM.
// Used for Delivering frame for rendering.
virtual void DeliverFrame(JNIEnv* jniEnv)=0;
virtual ~AndroidStream() {};
};
class VideoRenderAndroid: IVideoRender {
public:
VideoRenderAndroid(const int32_t id,
const VideoRenderType videoRenderType,
void* window,
const bool fullscreen);
virtual ~VideoRenderAndroid();
virtual int32_t Init()=0;
virtual int32_t ChangeWindow(void* window);
virtual VideoRenderCallback* AddIncomingRenderStream(
const uint32_t streamId,
const uint32_t zOrder,
const float left, const float top,
const float right, const float bottom);
virtual int32_t DeleteIncomingRenderStream(
const uint32_t streamId);
virtual int32_t GetIncomingRenderStreamProperties(
const uint32_t streamId,
uint32_t& zOrder,
float& left, float& top,
float& right, float& bottom) const;
virtual int32_t StartRender();
virtual int32_t StopRender();
virtual void ReDraw();
// Properties
virtual VideoRenderType RenderType();
virtual RawVideoType PerferedVideoType();
virtual bool FullScreen();
virtual int32_t GetGraphicsMemory(
uint64_t& totalGraphicsMemory,
uint64_t& availableGraphicsMemory) const;
virtual int32_t GetScreenResolution(
uint32_t& screenWidth,
uint32_t& screenHeight) const;
virtual uint32_t RenderFrameRate(const uint32_t streamId);
virtual int32_t SetStreamCropping(const uint32_t streamId,
const float left, const float top,
const float right, const float bottom);
virtual int32_t SetTransparentBackground(const bool enable);
virtual int32_t ConfigureRenderer(const uint32_t streamId,
const unsigned int zOrder,
const float left, const float top,
const float right, const float bottom);
virtual int32_t SetText(const uint8_t textId,
const uint8_t* text,
const int32_t textLength,
const uint32_t textColorRef,
const uint32_t backgroundColorRef,
const float left, const float top,
const float rigth, const float bottom);
virtual int32_t SetBitmap(const void* bitMap,
const uint8_t pictureId,
const void* colorKey, const float left,
const float top, const float right,
const float bottom);
static JavaVM* g_jvm;
protected:
virtual AndroidStream* CreateAndroidRenderChannel(
int32_t streamId,
int32_t zOrder,
const float left,
const float top,
const float right,
const float bottom,
VideoRenderAndroid& renderer) = 0;
int32_t _id;
CriticalSectionWrapper& _critSect;
VideoRenderType _renderType;
jobject _ptrWindow;
private:
static bool JavaRenderThreadFun(void* obj);
bool JavaRenderThreadProcess();
// Map with streams to render.
typedef std::map<int32_t, AndroidStream*> AndroidStreamMap;
AndroidStreamMap _streamsMap;
// True if the _javaRenderThread thread shall be detached from the JVM.
bool _javaShutDownFlag;
EventWrapper& _javaShutdownEvent;
EventWrapper& _javaRenderEvent;
int64_t _lastJavaRenderEvent;
JNIEnv* _javaRenderJniEnv; // JNIEnv for the java render thread.
rtc::scoped_ptr<ThreadWrapper> _javaRenderThread;
};
} // namespace webrtc
#endif // WEBRTC_MODULES_VIDEO_RENDER_MAIN_SOURCE_ANDROID_VIDEO_RENDER_ANDROID_IMPL_H_
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