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      1 /*
      2  *  Copyright (c) 2012 The WebRTC project authors. All Rights Reserved.
      3  *
      4  *  Use of this source code is governed by a BSD-style license
      5  *  that can be found in the LICENSE file in the root of the source
      6  *  tree. An additional intellectual property rights grant can be found
      7  *  in the file PATENTS.  All contributing project authors may
      8  *  be found in the AUTHORS file in the root of the source tree.
      9  */
     10 
     11 #ifndef WEBRTC_MODULES_VIDEO_RENDER_MAIN_SOURCE_ANDROID_VIDEO_RENDER_ANDROID_SURFACE_VIEW_H_
     12 #define WEBRTC_MODULES_VIDEO_RENDER_MAIN_SOURCE_ANDROID_VIDEO_RENDER_ANDROID_SURFACE_VIEW_H_
     13 
     14 #include <jni.h>
     15 
     16 #include "webrtc/modules/video_render/android/video_render_android_impl.h"
     17 #include "webrtc/modules/video_render/include/video_render_defines.h"
     18 
     19 namespace webrtc {
     20 
     21 class CriticalSectionWrapper;
     22 
     23 class AndroidSurfaceViewChannel : public AndroidStream {
     24  public:
     25   AndroidSurfaceViewChannel(uint32_t streamId,
     26                             JavaVM* jvm,
     27                             VideoRenderAndroid& renderer,
     28                             jobject javaRenderObj);
     29   ~AndroidSurfaceViewChannel();
     30 
     31   int32_t Init(int32_t zOrder, const float left, const float top,
     32                const float right, const float bottom);
     33 
     34   //Implement VideoRenderCallback
     35   virtual int32_t RenderFrame(const uint32_t streamId,
     36                               I420VideoFrame& videoFrame);
     37 
     38   //Implements AndroidStream
     39   virtual void DeliverFrame(JNIEnv* jniEnv);
     40 
     41  private:
     42   uint32_t _id;
     43   CriticalSectionWrapper& _renderCritSect;
     44 
     45   I420VideoFrame _bufferToRender;
     46   VideoRenderAndroid& _renderer;
     47   JavaVM* _jvm;
     48   jobject _javaRenderObj;
     49 
     50   jobject _javaByteBufferObj;
     51   unsigned char* _directBuffer;
     52   jmethodID _createByteBufferCid;
     53   jmethodID _drawByteBufferCid;
     54 
     55   jmethodID _setCoordinatesCid;
     56   int _bitmapWidth;
     57   int _bitmapHeight;
     58 };
     59 
     60 class AndroidSurfaceViewRenderer : private VideoRenderAndroid {
     61  public:
     62   AndroidSurfaceViewRenderer(const int32_t id,
     63                              const VideoRenderType videoRenderType,
     64                              void* window,
     65                              const bool fullscreen);
     66   ~AndroidSurfaceViewRenderer();
     67   int32_t Init();
     68   virtual AndroidStream* CreateAndroidRenderChannel(
     69       int32_t streamId,
     70       int32_t zOrder,
     71       const float left,
     72       const float top,
     73       const float right,
     74       const float bottom,
     75       VideoRenderAndroid& renderer);
     76  private:
     77   jobject _javaRenderObj;
     78   jclass _javaRenderClass;
     79 };
     80 
     81 }  // namespace webrtc
     82 
     83 #endif  // WEBRTC_MODULES_VIDEO_RENDER_MAIN_SOURCE_ANDROID_VIDEO_RENDER_ANDROID_SURFACE_VIEW_H_
     84