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| 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_I_VIDEO_RENDER_H_ |
| 12 #define WEBRTC_MODULES_VIDEO_RENDER_MAIN_SOURCE_I_VIDEO_RENDER_H_ |
| 13 |
| 14 #include "webrtc/modules/video_render/video_render.h" |
| 15 |
| 16 namespace webrtc { |
| 17 |
| 18 // Class definitions |
| 19 class IVideoRender |
| 20 { |
| 21 public: |
| 22 /* |
| 23 * Constructor/destructor |
| 24 */ |
| 25 |
| 26 virtual ~IVideoRender() {} |
| 27 |
| 28 virtual int32_t Init() = 0; |
| 29 |
| 30 virtual int32_t ChangeWindow(void* window) = 0; |
| 31 |
| 32 /************************************************************************** |
| 33 * |
| 34 * Incoming Streams |
| 35 * |
| 36 ***************************************************************************
/ |
| 37 |
| 38 virtual VideoRenderCallback |
| 39 * AddIncomingRenderStream(const uint32_t streamId, |
| 40 const uint32_t zOrder, |
| 41 const float left, |
| 42 const float top, |
| 43 const float right, |
| 44 const float bottom) = 0; |
| 45 |
| 46 virtual int32_t |
| 47 DeleteIncomingRenderStream(const uint32_t streamId) = 0; |
| 48 |
| 49 virtual int32_t |
| 50 GetIncomingRenderStreamProperties(const uint32_t streamId, |
| 51 uint32_t& zOrder, |
| 52 float& left, |
| 53 float& top, |
| 54 float& right, |
| 55 float& bottom) const = 0; |
| 56 // Implemented in common code? |
| 57 //virtual uint32_t GetNumIncomingRenderStreams() const = 0; |
| 58 //virtual bool HasIncomingRenderStream(const uint16_t stramId) const = 0; |
| 59 |
| 60 |
| 61 /************************************************************************** |
| 62 * |
| 63 * Start/Stop |
| 64 * |
| 65 ***************************************************************************
/ |
| 66 |
| 67 virtual int32_t StartRender() = 0; |
| 68 |
| 69 virtual int32_t StopRender() = 0; |
| 70 |
| 71 /************************************************************************** |
| 72 * |
| 73 * Properties |
| 74 * |
| 75 ***************************************************************************
/ |
| 76 virtual VideoRenderType RenderType() = 0; |
| 77 |
| 78 virtual RawVideoType PerferedVideoType() = 0; |
| 79 |
| 80 virtual bool FullScreen() = 0; |
| 81 |
| 82 // TODO: This should be treated in platform specific code only |
| 83 virtual int32_t |
| 84 GetGraphicsMemory(uint64_t& totalGraphicsMemory, |
| 85 uint64_t& availableGraphicsMemory) const = 0; |
| 86 |
| 87 virtual int32_t |
| 88 GetScreenResolution(uint32_t& screenWidth, |
| 89 uint32_t& screenHeight) const = 0; |
| 90 |
| 91 virtual uint32_t RenderFrameRate(const uint32_t streamId) = 0; |
| 92 |
| 93 virtual int32_t SetStreamCropping(const uint32_t streamId, |
| 94 const float left, |
| 95 const float top, |
| 96 const float right, |
| 97 const float bottom) = 0; |
| 98 |
| 99 virtual int32_t ConfigureRenderer(const uint32_t streamId, |
| 100 const unsigned int zOrder, |
| 101 const float left, |
| 102 const float top, |
| 103 const float right, |
| 104 const float bottom) = 0; |
| 105 |
| 106 virtual int32_t SetTransparentBackground(const bool enable) = 0; |
| 107 |
| 108 virtual int32_t SetText(const uint8_t textId, |
| 109 const uint8_t* text, |
| 110 const int32_t textLength, |
| 111 const uint32_t textColorRef, |
| 112 const uint32_t backgroundColorRef, |
| 113 const float left, |
| 114 const float top, |
| 115 const float rigth, |
| 116 const float bottom) = 0; |
| 117 |
| 118 virtual int32_t SetBitmap(const void* bitMap, |
| 119 const uint8_t pictureId, |
| 120 const void* colorKey, |
| 121 const float left, |
| 122 const float top, |
| 123 const float right, |
| 124 const float bottom) = 0; |
| 125 |
| 126 }; |
| 127 } // namespace webrtc |
| 128 |
| 129 #endif // WEBRTC_MODULES_VIDEO_RENDER_MAIN_SOURCE_I_VIDEO_RENDER_H_ |
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