diff --git a/core/jni/android/graphics/SurfaceTexture.cpp b/core/jni/android/graphics/SurfaceTexture.cpp index 88de94fe3f2df..c4e5878c26941 100644 --- a/core/jni/android/graphics/SurfaceTexture.cpp +++ b/core/jni/android/graphics/SurfaceTexture.cpp @@ -19,6 +19,7 @@ #include #include +#include #include @@ -64,6 +65,15 @@ sp SurfaceTexture_getSurfaceTexture(JNIEnv* env, jobject thiz) return surfaceTexture; } +sp android_SurfaceTexture_getNativeWindow( + JNIEnv* env, jobject thiz) +{ + sp surfaceTexture(SurfaceTexture_getSurfaceTexture(env, thiz)); + sp surfaceTextureClient(surfaceTexture != NULL ? + new SurfaceTextureClient(surfaceTexture) : NULL); + return surfaceTextureClient; +} + // ---------------------------------------------------------------------------- class JNISurfaceTextureContext : public SurfaceTexture::FrameAvailableListener diff --git a/include/android_runtime/android_graphics_SurfaceTexture.h b/include/android_runtime/android_graphics_SurfaceTexture.h new file mode 100644 index 0000000000000..8e6fc6ee7fc26 --- /dev/null +++ b/include/android_runtime/android_graphics_SurfaceTexture.h @@ -0,0 +1,31 @@ +/* + * Copyright (C) 2011 The Android Open Source Project + * + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ + +#ifndef _ANDROID_GRAPHICS_SURFACETEXTURE_H +#define _ANDROID_GRAPHICS_SURFACETEXTURE_H + +#include + +#include "jni.h" + +namespace android { + +extern sp android_SurfaceTexture_getNativeWindow( + JNIEnv* env, jobject thiz); + +} // namespace android + +#endif // _ANDROID_GRAPHICS_SURFACETEXTURE_H diff --git a/native/android/native_window.cpp b/native/android/native_window.cpp index 7f92eec2d9575..219cd196daf23 100644 --- a/native/android/native_window.cpp +++ b/native/android/native_window.cpp @@ -20,6 +20,7 @@ #include #include #include +#include using namespace android; @@ -31,6 +32,14 @@ ANativeWindow* ANativeWindow_fromSurface(JNIEnv* env, jobject surface) { return win.get(); } +ANativeWindow* ANativeWindow_fromSurfaceTexture(JNIEnv* env, jobject surfaceTexture) { + sp win = android_SurfaceTexture_getNativeWindow(env, surfaceTexture); + if (win != NULL) { + win->incStrong((void*)ANativeWindow_acquire); + } + return win.get(); +} + void ANativeWindow_acquire(ANativeWindow* window) { window->incStrong((void*)ANativeWindow_acquire); } diff --git a/native/include/android/native_window_jni.h b/native/include/android/native_window_jni.h index b9e72efb7681f..408c263b96e41 100644 --- a/native/include/android/native_window_jni.h +++ b/native/include/android/native_window_jni.h @@ -33,6 +33,14 @@ extern "C" { */ ANativeWindow* ANativeWindow_fromSurface(JNIEnv* env, jobject surface); +/** + * Return the ANativeWindow associated with a Java SurfaceTexture object, + * for interacting with it through native code. This acquires a reference + * on the ANativeWindow that is returned; be sure to use ANativeWindow_release() + * when done with it so that it doesn't leak. + */ +ANativeWindow* ANativeWindow_fromSurfaceTexture(JNIEnv* env, jobject surfaceTexture); + #ifdef __cplusplus }; #endif