1 /* 2 * Copyright (C) 2011 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 // Copied from frameworks/base/cmds/stagefright/stream.cpp 18 19 // Note to NDK developers who happen to see this: this module uses Android internal platform APIs 20 // that are not part of the NDK supported APIs, and are subject to change at any time. 21 22 #include <binder/ProcessState.h> 23 #include <gui/Surface.h> 24 #include <gui/SurfaceComposerClient.h> 25 #include <utils/String8.h> 26 27 #include "nativewindow.h" 28 29 #if 1 30 #include <assert.h> 31 #define CHECK assert 32 #define CHECK_EQ(a,b) CHECK((a)==(b)) 33 #else 34 #include <media/stagefright/foundation/ADebug.h> 35 #endif 36 37 namespace android { 38 39 sp<Surface> gSurface; 40 sp<SurfaceComposerClient> gComposerClient; 41 sp<SurfaceControl> gControl; 42 43 ANativeWindow *getNativeWindow_() 44 { 45 #if 0 46 android::ProcessState::self()->startThreadPool(); 47 #endif 48 49 sp<SurfaceComposerClient> composerClient = new SurfaceComposerClient; 50 CHECK_EQ(composerClient->initCheck(), (status_t)OK); 51 52 sp<SurfaceControl> control = 53 composerClient->createSurface( 54 String8("A Surface"), 55 0, 56 1280, 57 800, 58 PIXEL_FORMAT_RGB_565, 59 0); 60 61 CHECK(control != NULL); 62 CHECK(control->isValid()); 63 64 SurfaceComposerClient::openGlobalTransaction(); 65 CHECK_EQ(control->setLayer(30000), (status_t)OK); 66 CHECK_EQ(control->show(), (status_t)OK); 67 SurfaceComposerClient::closeGlobalTransaction(); 68 69 sp<Surface> surface = control->getSurface(); 70 CHECK(surface != NULL); 71 72 gSurface = surface; 73 gComposerClient = composerClient; 74 gControl = control; 75 // composerClient->dispose() at exit 76 return surface.get(); 77 } 78 79 void disposeNativeWindow_() 80 { 81 gComposerClient->dispose(); 82 } 83 84 } // namespace android 85 86 ANativeWindow *getNativeWindow() 87 { 88 return android::getNativeWindow_(); 89 } 90 91 void disposeNativeWindow() 92 { 93 android::disposeNativeWindow_(); 94 } 95