1 /* 2 * Copyright (C) 2010 The Android Open Source Project 3 * 4 * Licensed under the Apache License, Version 2.0 (the "License"); 5 * you may not use this file except in compliance with the License. 6 * You may obtain a copy of the License at 7 * 8 * http://www.apache.org/licenses/LICENSE-2.0 9 * 10 * Unless required by applicable law or agreed to in writing, software 11 * distributed under the License is distributed on an "AS IS" BASIS, 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13 * See the License for the specific language governing permissions and 14 * limitations under the License. 15 */ 16 17 #define LOG_TAG "MediaLayer" 18 #define LOG_NDEBUG 1 19 20 #include "config.h" 21 #include "MediaLayer.h" 22 23 #include "AndroidLog.h" 24 #include "MediaTexture.h" 25 #include "TilesManager.h" 26 27 #if USE(ACCELERATED_COMPOSITING) 28 29 namespace WebCore { 30 31 MediaLayer::MediaLayer(jobject webViewRef, jobject webViewCoreRef) : LayerAndroid((RenderLayer*) NULL) 32 { 33 m_mediaTexture = new MediaTexture(webViewRef, webViewCoreRef); 34 m_mediaTexture->incStrong(this); 35 36 m_isCopy = false; 37 m_outlineSize = 0; 38 ALOGV("Creating Media Layer %p", this); 39 } 40 41 MediaLayer::MediaLayer(const MediaLayer& layer) : LayerAndroid(layer) 42 { 43 m_mediaTexture = layer.m_mediaTexture; 44 m_mediaTexture->incStrong(this); 45 46 m_isCopy = true; 47 m_outlineSize = layer.m_outlineSize; 48 ALOGV("Creating Media Layer Copy %p -> %p", &layer, this); 49 } 50 51 MediaLayer::~MediaLayer() 52 { 53 ALOGV("Deleting Media Layer"); 54 m_mediaTexture->decStrong(this); 55 } 56 57 bool MediaLayer::drawGL(bool layerTilesDisabled) 58 { 59 FloatRect clippingRect = TilesManager::instance()->shader()->rectInInvViewCoord(drawClip()); 60 TilesManager::instance()->shader()->clip(clippingRect); 61 62 // when the plugin gains focus webkit applies an outline to the 63 // widget, which causes the layer to expand to accommodate the 64 // outline. Therefore, we shrink the rect by the outline's dimensions 65 // to ensure the plugin does not draw outside of its bounds. 66 SkRect mediaBounds; 67 mediaBounds.set(0, 0, getSize().width(), getSize().height()); 68 mediaBounds.inset(m_outlineSize, m_outlineSize); 69 70 // check to see if we need to create a content or video texture 71 m_mediaTexture->initNativeWindowIfNeeded(); 72 73 // the layer's shader draws the content inverted so we must undo 74 // that change in the transformation matrix 75 TransformationMatrix m = m_drawTransform; 76 if (!m_mediaTexture->isContentInverted()) { 77 m.flipY(); 78 m.translate(0, -getSize().height()); 79 } 80 81 // draw any content or video if present 82 m_mediaTexture->draw(m, m_drawTransform, mediaBounds); 83 return false; 84 } 85 86 ANativeWindow* MediaLayer::acquireNativeWindowForContent() 87 { 88 return m_mediaTexture->getNativeWindowForContent(); 89 } 90 91 92 ANativeWindow* MediaLayer::acquireNativeWindowForVideo() 93 { 94 return m_mediaTexture->requestNativeWindowForVideo(); 95 } 96 97 void MediaLayer::setWindowDimensionsForVideo(const ANativeWindow* window, const SkRect& dimensions) 98 { 99 //TODO validate that the dimensions do not exceed the plugin's bounds 100 m_mediaTexture->setDimensions(window, dimensions); 101 } 102 103 void MediaLayer::releaseNativeWindowForVideo(ANativeWindow* window) 104 { 105 m_mediaTexture->releaseNativeWindow(window); 106 } 107 108 void MediaLayer::setFramerateCallback(const ANativeWindow* window, FramerateCallbackProc callback) 109 { 110 m_mediaTexture->setFramerateCallback(window, callback); 111 } 112 113 } // namespace WebCore 114 115 #endif // USE(ACCELERATED_COMPOSITING) 116