Home | History | Annotate | Download | only in external 
      1 /*
      2  *  Copyright (c) 2011 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_EXTERNAL_VIDEO_RENDER_EXTERNAL_IMPL_H_
     12 #define WEBRTC_MODULES_VIDEO_RENDER_MAIN_SOURCE_EXTERNAL_VIDEO_RENDER_EXTERNAL_IMPL_H_
     13 
     14 #include "webrtc/modules/include/module_common_types.h"
     15 #include "webrtc/modules/video_render/i_video_render.h"
     16 #include "webrtc/system_wrappers/include/critical_section_wrapper.h"
     17 
     18 namespace webrtc {
     19 
     20 // Class definitions
     21 class VideoRenderExternalImpl: IVideoRender, public VideoRenderCallback
     22 {
     23 public:
     24     /*
     25      *   Constructor/destructor
     26      */
     27 
     28     VideoRenderExternalImpl(const int32_t id,
     29                             const VideoRenderType videoRenderType,
     30                             void* window, const bool fullscreen);
     31 
     32     virtual ~VideoRenderExternalImpl();
     33 
     34     virtual int32_t Init();
     35 
     36     virtual int32_t ChangeWindow(void* window);
     37 
     38     /**************************************************************************
     39      *
     40      *   Incoming Streams
     41      *
     42      ***************************************************************************/
     43 
     44     virtual VideoRenderCallback
     45             * AddIncomingRenderStream(const uint32_t streamId,
     46                                       const uint32_t zOrder,
     47                                       const float left, const float top,
     48                                       const float right, const float bottom);
     49 
     50     virtual int32_t
     51             DeleteIncomingRenderStream(const uint32_t streamId);
     52 
     53     virtual int32_t
     54             GetIncomingRenderStreamProperties(const uint32_t streamId,
     55                                               uint32_t& zOrder,
     56                                               float& left, float& top,
     57                                               float& right, float& bottom) const;
     58 
     59     /**************************************************************************
     60      *
     61      *   Start/Stop
     62      *
     63      ***************************************************************************/
     64 
     65     virtual int32_t StartRender();
     66 
     67     virtual int32_t StopRender();
     68 
     69     /**************************************************************************
     70      *
     71      *   Properties
     72      *
     73      ***************************************************************************/
     74 
     75     virtual VideoRenderType RenderType();
     76 
     77     virtual RawVideoType PerferedVideoType();
     78 
     79     virtual bool FullScreen();
     80 
     81     virtual int32_t
     82             GetGraphicsMemory(uint64_t& totalGraphicsMemory,
     83                               uint64_t& availableGraphicsMemory) const;
     84 
     85     virtual int32_t
     86             GetScreenResolution(uint32_t& screenWidth,
     87                                 uint32_t& screenHeight) const;
     88 
     89     virtual uint32_t RenderFrameRate(const uint32_t streamId);
     90 
     91     virtual int32_t SetStreamCropping(const uint32_t streamId,
     92                                       const float left, const float top,
     93                                       const float right, const float bottom);
     94 
     95     virtual int32_t ConfigureRenderer(const uint32_t streamId,
     96                                       const unsigned int zOrder,
     97                                       const float left, const float top,
     98                                       const float right, const float bottom);
     99 
    100     virtual int32_t SetTransparentBackground(const bool enable);
    101 
    102     virtual int32_t SetText(const uint8_t textId,
    103                             const uint8_t* text,
    104                             const int32_t textLength,
    105                             const uint32_t textColorRef,
    106                             const uint32_t backgroundColorRef,
    107                             const float left, const float top,
    108                             const float right, const float bottom);
    109 
    110     virtual int32_t SetBitmap(const void* bitMap,
    111                               const uint8_t pictureId,
    112                               const void* colorKey, const float left,
    113                               const float top, const float right,
    114                               const float bottom);
    115 
    116     // VideoRenderCallback
    117     virtual int32_t RenderFrame(const uint32_t streamId,
    118                                 const VideoFrame& videoFrame);
    119 
    120 private:
    121     CriticalSectionWrapper& _critSect;
    122     bool _fullscreen;
    123 };
    124 
    125 }  // namespace webrtc
    126 
    127 
    128 #endif  // WEBRTC_MODULES_VIDEO_RENDER_MAIN_SOURCE_EXTERNAL_VIDEO_RENDER_EXTERNAL_IMPL_H_
    129