1/* 2 * Copyright (C) 2018 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#include <android/surface_texture.h> 18#include <android/surface_texture_jni.h> 19 20#define LOG_TAG "ASurfaceTexture" 21 22#include <utils/Log.h> 23 24#include <gui/GLConsumer.h> 25#include <gui/Surface.h> 26 27#include <android_runtime/android_graphics_SurfaceTexture.h> 28 29using namespace android; 30 31struct ASurfaceTexture { 32 sp<GLConsumer> consumer; 33 sp<IGraphicBufferProducer> producer; 34}; 35 36ASurfaceTexture* ASurfaceTexture_fromSurfaceTexture(JNIEnv* env, jobject surfacetexture) { 37 if (!surfacetexture || !android_SurfaceTexture_isInstanceOf(env, surfacetexture)) { 38 return nullptr; 39 } 40 ASurfaceTexture* ast = new ASurfaceTexture; 41 ast->consumer = SurfaceTexture_getSurfaceTexture(env, surfacetexture); 42 ast->producer = SurfaceTexture_getProducer(env, surfacetexture); 43 return ast; 44} 45 46ANativeWindow* ASurfaceTexture_acquireANativeWindow(ASurfaceTexture* st) { 47 sp<Surface> surface = new Surface(st->producer); 48 ANativeWindow* win(surface.get()); 49 ANativeWindow_acquire(win); 50 return win; 51} 52 53void ASurfaceTexture_release(ASurfaceTexture* st) { 54 delete st; 55} 56 57int ASurfaceTexture_attachToGLContext(ASurfaceTexture* st, uint32_t tex) { 58 return st->consumer->attachToContext(tex); 59} 60 61int ASurfaceTexture_detachFromGLContext(ASurfaceTexture* st) { 62 return st->consumer->detachFromContext(); 63} 64 65int ASurfaceTexture_updateTexImage(ASurfaceTexture* st) { 66 return st->consumer->updateTexImage(); 67} 68 69void ASurfaceTexture_getTransformMatrix(ASurfaceTexture* st, float mtx[16]) { 70 st->consumer->getTransformMatrix(mtx); 71} 72 73int64_t ASurfaceTexture_getTimestamp(ASurfaceTexture* st) { 74 return st->consumer->getTimestamp(); 75} 76