android_view_Surface.cpp revision f3d3b4d80618d498fb669c8bfdc492ce9ea25691
19066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project/* 29066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Copyright (C) 2007 The Android Open Source Project 39066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 49066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Licensed under the Apache License, Version 2.0 (the "License"); 59066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * you may not use this file except in compliance with the License. 69066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * You may obtain a copy of the License at 79066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 89066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * http://www.apache.org/licenses/LICENSE-2.0 99066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 109066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Unless required by applicable law or agreed to in writing, software 119066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * distributed under the License is distributed on an "AS IS" BASIS, 129066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 139066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * See the License for the specific language governing permissions and 149066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * limitations under the License. 159066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 169066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 17fae5cb2b356a1fef172b43066180a7ab4c32dbacMathias Agopian#define LOG_TAG "Surface" 18fae5cb2b356a1fef172b43066180a7ab4c32dbacMathias Agopian 199066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project#include <stdio.h> 209066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 213866f0d581ceaa165710feeee9f37fe1b0d7067dMathias Agopian#include "jni.h" 223866f0d581ceaa165710feeee9f37fe1b0d7067dMathias Agopian#include "JNIHelp.h" 2364a55af0ac700baecb0877235eb42caac59a3560Jeff Brown#include "android_os_Parcel.h" 24a111187a5b4dc5d287e29ced7d65e8d20edca140Dianne Hackborn#include "android/graphics/GraphicsJNI.h" 259066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 263866f0d581ceaa165710feeee9f37fe1b0d7067dMathias Agopian#include <android_runtime/AndroidRuntime.h> 273866f0d581ceaa165710feeee9f37fe1b0d7067dMathias Agopian#include <android_runtime/android_view_Surface.h> 283866f0d581ceaa165710feeee9f37fe1b0d7067dMathias Agopian#include <android_runtime/android_graphics_SurfaceTexture.h> 298335f1ccccedb6655d96d9d5b697a7f0938235ddMathias Agopian 308335f1ccccedb6655d96d9d5b697a7f0938235ddMathias Agopian#include <gui/Surface.h> 3152800617946c456e78ed010c82d0ec4358368164Mathias Agopian#include <gui/SurfaceControl.h> 32d47f7d8b5fe3a3861d7cbdc5f912235407823c8eAndy McFadden#include <gui/GLConsumer.h> 338335f1ccccedb6655d96d9d5b697a7f0938235ddMathias Agopian 349066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project#include <ui/Rect.h> 358335f1ccccedb6655d96d9d5b697a7f0938235ddMathias Agopian#include <ui/Region.h> 369066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 379066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project#include <SkCanvas.h> 389066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project#include <SkBitmap.h> 396158b1bf0364da1582468a98ec09d004ba99deecMathias Agopian#include <SkRegion.h> 409066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 419066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project#include <utils/misc.h> 429e316a1a2a8d734315bbd56a85308f9657a92913Jeff Brown#include <utils/Log.h> 439066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 4464a55af0ac700baecb0877235eb42caac59a3560Jeff Brown#include <ScopedUtfChars.h> 4564a55af0ac700baecb0877235eb42caac59a3560Jeff Brown 469066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project// ---------------------------------------------------------------------------- 479066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 489066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectnamespace android { 499066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 509066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectstatic const char* const OutOfResourcesException = 519066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project "android/view/Surface$OutOfResourcesException"; 529066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 5364a55af0ac700baecb0877235eb42caac59a3560Jeff Brownstatic struct { 5464a55af0ac700baecb0877235eb42caac59a3560Jeff Brown jclass clazz; 553866f0d581ceaa165710feeee9f37fe1b0d7067dMathias Agopian jfieldID mNativeObject; 5664a55af0ac700baecb0877235eb42caac59a3560Jeff Brown jfieldID mGenerationId; 5764a55af0ac700baecb0877235eb42caac59a3560Jeff Brown jfieldID mCanvas; 587c1a49f5f5ed6613d736464bf5001b777e89ced2Chris Craik jfieldID mCanvasSaveCount; 59cbad976b2a36a0895ca94510d5208a86f66cf596Jeff Brown jmethodID ctor; 6064a55af0ac700baecb0877235eb42caac59a3560Jeff Brown} gSurfaceClassInfo; 6164a55af0ac700baecb0877235eb42caac59a3560Jeff Brown 6264a55af0ac700baecb0877235eb42caac59a3560Jeff Brownstatic struct { 6364a55af0ac700baecb0877235eb42caac59a3560Jeff Brown jfieldID left; 6464a55af0ac700baecb0877235eb42caac59a3560Jeff Brown jfieldID top; 6564a55af0ac700baecb0877235eb42caac59a3560Jeff Brown jfieldID right; 6664a55af0ac700baecb0877235eb42caac59a3560Jeff Brown jfieldID bottom; 6764a55af0ac700baecb0877235eb42caac59a3560Jeff Brown} gRectClassInfo; 6864a55af0ac700baecb0877235eb42caac59a3560Jeff Brown 6964a55af0ac700baecb0877235eb42caac59a3560Jeff Brownstatic struct { 7064a55af0ac700baecb0877235eb42caac59a3560Jeff Brown jfieldID mNativeCanvas; 7164a55af0ac700baecb0877235eb42caac59a3560Jeff Brown jfieldID mSurfaceFormat; 7264a55af0ac700baecb0877235eb42caac59a3560Jeff Brown} gCanvasClassInfo; 7364a55af0ac700baecb0877235eb42caac59a3560Jeff Brown 749066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project// ---------------------------------------------------------------------------- 759066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 7664a55af0ac700baecb0877235eb42caac59a3560Jeff Brownbool android_view_Surface_isInstanceOf(JNIEnv* env, jobject obj) { 7764a55af0ac700baecb0877235eb42caac59a3560Jeff Brown return env->IsInstanceOf(obj, gSurfaceClassInfo.clazz); 78050316184b01c0d1a01c46afae7429b89a27c31btedbo} 79050316184b01c0d1a01c46afae7429b89a27c31btedbo 803866f0d581ceaa165710feeee9f37fe1b0d7067dMathias Agopiansp<ANativeWindow> android_view_Surface_getNativeWindow(JNIEnv* env, jobject surfaceObj) { 813866f0d581ceaa165710feeee9f37fe1b0d7067dMathias Agopian return android_view_Surface_getSurface(env, surfaceObj); 829066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project} 839066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 843866f0d581ceaa165710feeee9f37fe1b0d7067dMathias Agopiansp<Surface> android_view_Surface_getSurface(JNIEnv* env, jobject surfaceObj) { 853866f0d581ceaa165710feeee9f37fe1b0d7067dMathias Agopian return reinterpret_cast<Surface *>( 863866f0d581ceaa165710feeee9f37fe1b0d7067dMathias Agopian env->GetIntField(surfaceObj, gSurfaceClassInfo.mNativeObject)); 87cbad976b2a36a0895ca94510d5208a86f66cf596Jeff Brown} 88cbad976b2a36a0895ca94510d5208a86f66cf596Jeff Brown 8929479ebe1007361222bf6ab4d5e2a27927d4b8e8Mathias Agopianjobject android_view_Surface_createFromIGraphicBufferProducer(JNIEnv* env, 90d47f7d8b5fe3a3861d7cbdc5f912235407823c8eAndy McFadden const sp<IGraphicBufferProducer>& bufferProducer) { 91d47f7d8b5fe3a3861d7cbdc5f912235407823c8eAndy McFadden if (bufferProducer == NULL) { 92cbad976b2a36a0895ca94510d5208a86f66cf596Jeff Brown return NULL; 93cbad976b2a36a0895ca94510d5208a86f66cf596Jeff Brown } 94cbad976b2a36a0895ca94510d5208a86f66cf596Jeff Brown 95d47f7d8b5fe3a3861d7cbdc5f912235407823c8eAndy McFadden sp<Surface> surface(new Surface(bufferProducer)); 96cbad976b2a36a0895ca94510d5208a86f66cf596Jeff Brown if (surface == NULL) { 97cbad976b2a36a0895ca94510d5208a86f66cf596Jeff Brown return NULL; 98cbad976b2a36a0895ca94510d5208a86f66cf596Jeff Brown } 99cbad976b2a36a0895ca94510d5208a86f66cf596Jeff Brown 1003866f0d581ceaa165710feeee9f37fe1b0d7067dMathias Agopian jobject surfaceObj = env->NewObject(gSurfaceClassInfo.clazz, gSurfaceClassInfo.ctor, surface.get()); 101cbad976b2a36a0895ca94510d5208a86f66cf596Jeff Brown if (surfaceObj == NULL) { 102cbad976b2a36a0895ca94510d5208a86f66cf596Jeff Brown if (env->ExceptionCheck()) { 103d47f7d8b5fe3a3861d7cbdc5f912235407823c8eAndy McFadden ALOGE("Could not create instance of Surface from IGraphicBufferProducer."); 104cbad976b2a36a0895ca94510d5208a86f66cf596Jeff Brown LOGE_EX(env); 105cbad976b2a36a0895ca94510d5208a86f66cf596Jeff Brown env->ExceptionClear(); 106cbad976b2a36a0895ca94510d5208a86f66cf596Jeff Brown } 107cbad976b2a36a0895ca94510d5208a86f66cf596Jeff Brown return NULL; 108cbad976b2a36a0895ca94510d5208a86f66cf596Jeff Brown } 1093866f0d581ceaa165710feeee9f37fe1b0d7067dMathias Agopian surface->incStrong(surfaceObj); 110cbad976b2a36a0895ca94510d5208a86f66cf596Jeff Brown return surfaceObj; 111cbad976b2a36a0895ca94510d5208a86f66cf596Jeff Brown} 112cbad976b2a36a0895ca94510d5208a86f66cf596Jeff Brown 1139066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project// ---------------------------------------------------------------------------- 1149066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 115f3d3b4d80618d498fb669c8bfdc492ce9ea25691Mathias Agopianstatic inline bool isSurfaceValid(const sp<Surface>& sur) { 116f3d3b4d80618d498fb669c8bfdc492ce9ea25691Mathias Agopian return Surface::isValid(sur); 11752800617946c456e78ed010c82d0ec4358368164Mathias Agopian} 11852800617946c456e78ed010c82d0ec4358368164Mathias Agopian 11952800617946c456e78ed010c82d0ec4358368164Mathias Agopian// ---------------------------------------------------------------------------- 12052800617946c456e78ed010c82d0ec4358368164Mathias Agopian 12152800617946c456e78ed010c82d0ec4358368164Mathias Agopianstatic jint nativeCreateFromSurfaceTexture(JNIEnv* env, jclass clazz, 12264a55af0ac700baecb0877235eb42caac59a3560Jeff Brown jobject surfaceTextureObj) { 123d47f7d8b5fe3a3861d7cbdc5f912235407823c8eAndy McFadden sp<GLConsumer> st(SurfaceTexture_getSurfaceTexture(env, surfaceTextureObj)); 1242e76c992bfa955cb637417005941e3e93810a99dDaniel Lam if (st == NULL) { 1252e76c992bfa955cb637417005941e3e93810a99dDaniel Lam jniThrowException(env, "java/lang/IllegalArgumentException", 1262e76c992bfa955cb637417005941e3e93810a99dDaniel Lam "SurfaceTexture has already been released"); 1273866f0d581ceaa165710feeee9f37fe1b0d7067dMathias Agopian return 0; 1282e76c992bfa955cb637417005941e3e93810a99dDaniel Lam } 12964a55af0ac700baecb0877235eb42caac59a3560Jeff Brown 130d47f7d8b5fe3a3861d7cbdc5f912235407823c8eAndy McFadden sp<IGraphicBufferProducer> bq = st->getBufferQueue(); 1312e76c992bfa955cb637417005941e3e93810a99dDaniel Lam sp<Surface> surface(new Surface(bq)); 1320de171b0d490a5928d54d2fb67c912d140aac643Ted Bonkenburg if (surface == NULL) { 1330de171b0d490a5928d54d2fb67c912d140aac643Ted Bonkenburg jniThrowException(env, OutOfResourcesException, NULL); 1343866f0d581ceaa165710feeee9f37fe1b0d7067dMathias Agopian return 0; 1350de171b0d490a5928d54d2fb67c912d140aac643Ted Bonkenburg } 1360de171b0d490a5928d54d2fb67c912d140aac643Ted Bonkenburg 13752800617946c456e78ed010c82d0ec4358368164Mathias Agopian surface->incStrong(clazz); 1383866f0d581ceaa165710feeee9f37fe1b0d7067dMathias Agopian return int(surface.get()); 1399066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project} 1409066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 14129479ebe1007361222bf6ab4d5e2a27927d4b8e8Mathias Agopianstatic void nativeRelease(JNIEnv* env, jclass clazz, jint nativeObject) { 1423866f0d581ceaa165710feeee9f37fe1b0d7067dMathias Agopian sp<Surface> sur(reinterpret_cast<Surface *>(nativeObject)); 14329479ebe1007361222bf6ab4d5e2a27927d4b8e8Mathias Agopian sur->decStrong(clazz); 1448138cb49e47f9a9905a316a217757710185c66aaMarco Nelissen} 1458138cb49e47f9a9905a316a217757710185c66aaMarco Nelissen 14629479ebe1007361222bf6ab4d5e2a27927d4b8e8Mathias Agopianstatic void nativeDestroy(JNIEnv* env, jclass clazz, jint nativeObject) { 1473866f0d581ceaa165710feeee9f37fe1b0d7067dMathias Agopian sp<Surface> sur(reinterpret_cast<Surface *>(nativeObject)); 14829479ebe1007361222bf6ab4d5e2a27927d4b8e8Mathias Agopian sur->decStrong(clazz); 149402c34649f514669517c2208e35caa58ff8bb2b9Mathias Agopian} 150402c34649f514669517c2208e35caa58ff8bb2b9Mathias Agopian 15129479ebe1007361222bf6ab4d5e2a27927d4b8e8Mathias Agopianstatic jboolean nativeIsValid(JNIEnv* env, jclass clazz, jint nativeObject) { 1523866f0d581ceaa165710feeee9f37fe1b0d7067dMathias Agopian sp<Surface> sur(reinterpret_cast<Surface *>(nativeObject)); 15352800617946c456e78ed010c82d0ec4358368164Mathias Agopian return isSurfaceValid(sur) ? JNI_TRUE : JNI_FALSE; 1549066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project} 1559066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 15629479ebe1007361222bf6ab4d5e2a27927d4b8e8Mathias Agopianstatic jboolean nativeIsConsumerRunningBehind(JNIEnv* env, jclass clazz, jint nativeObject) { 1573866f0d581ceaa165710feeee9f37fe1b0d7067dMathias Agopian sp<Surface> sur(reinterpret_cast<Surface *>(nativeObject)); 15852800617946c456e78ed010c82d0ec4358368164Mathias Agopian if (!isSurfaceValid(sur)) { 159c14bacf1fb511472138eeb5dc84a9423fc003214Mathias Agopian doThrowIAE(env); 16064a55af0ac700baecb0877235eb42caac59a3560Jeff Brown return JNI_FALSE; 161c14bacf1fb511472138eeb5dc84a9423fc003214Mathias Agopian } 16264a55af0ac700baecb0877235eb42caac59a3560Jeff Brown int value = 0; 1633866f0d581ceaa165710feeee9f37fe1b0d7067dMathias Agopian ANativeWindow* anw = static_cast<ANativeWindow*>(sur.get()); 164c14bacf1fb511472138eeb5dc84a9423fc003214Mathias Agopian anw->query(anw, NATIVE_WINDOW_CONSUMER_RUNNING_BEHIND, &value); 16564a55af0ac700baecb0877235eb42caac59a3560Jeff Brown return value; 166c14bacf1fb511472138eeb5dc84a9423fc003214Mathias Agopian} 167c14bacf1fb511472138eeb5dc84a9423fc003214Mathias Agopian 16864a55af0ac700baecb0877235eb42caac59a3560Jeff Brownstatic inline SkBitmap::Config convertPixelFormat(PixelFormat format) { 169f1e5b0d4e5d0d2a78c234cd0cbd3005a74a79429Mathias Agopian /* note: if PIXEL_FORMAT_RGBX_8888 means that all alpha bytes are 0xFF, then 1709066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project we can map to SkBitmap::kARGB_8888_Config, and optionally call 1719066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project bitmap.setIsOpaque(true) on the resulting SkBitmap (as an accelerator) 1729066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 1738138cb49e47f9a9905a316a217757710185c66aaMarco Nelissen switch (format) { 1748138cb49e47f9a9905a316a217757710185c66aaMarco Nelissen case PIXEL_FORMAT_RGBX_8888: return SkBitmap::kARGB_8888_Config; 1759066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project case PIXEL_FORMAT_RGBA_8888: return SkBitmap::kARGB_8888_Config; 1769066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project case PIXEL_FORMAT_RGBA_4444: return SkBitmap::kARGB_4444_Config; 1778138cb49e47f9a9905a316a217757710185c66aaMarco Nelissen case PIXEL_FORMAT_RGB_565: return SkBitmap::kRGB_565_Config; 1788138cb49e47f9a9905a316a217757710185c66aaMarco Nelissen case PIXEL_FORMAT_A_8: return SkBitmap::kA8_Config; 1798138cb49e47f9a9905a316a217757710185c66aaMarco Nelissen default: return SkBitmap::kNo_Config; 1808138cb49e47f9a9905a316a217757710185c66aaMarco Nelissen } 1819066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project} 1829066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 1833866f0d581ceaa165710feeee9f37fe1b0d7067dMathias Agopianstatic jobject nativeLockCanvas(JNIEnv* env, jobject surfaceObj, jint nativeObject, jobject dirtyRectObj) { 1843866f0d581ceaa165710feeee9f37fe1b0d7067dMathias Agopian sp<Surface> surface(reinterpret_cast<Surface *>(nativeObject)); 1853866f0d581ceaa165710feeee9f37fe1b0d7067dMathias Agopian 18652800617946c456e78ed010c82d0ec4358368164Mathias Agopian if (!isSurfaceValid(surface)) { 1878451b25a4422656bbd6657a5855e69c0f4d53c74Elliott Hughes doThrowIAE(env); 18864a55af0ac700baecb0877235eb42caac59a3560Jeff Brown return NULL; 189fea12b87f2988f20ea87314c4a1b47e1a0f4d95eRomain Guy } 1909066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 1919066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project // get dirty region 1929066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project Region dirtyRegion; 19364a55af0ac700baecb0877235eb42caac59a3560Jeff Brown if (dirtyRectObj) { 1949066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project Rect dirty; 19564a55af0ac700baecb0877235eb42caac59a3560Jeff Brown dirty.left = env->GetIntField(dirtyRectObj, gRectClassInfo.left); 19664a55af0ac700baecb0877235eb42caac59a3560Jeff Brown dirty.top = env->GetIntField(dirtyRectObj, gRectClassInfo.top); 19764a55af0ac700baecb0877235eb42caac59a3560Jeff Brown dirty.right = env->GetIntField(dirtyRectObj, gRectClassInfo.right); 19864a55af0ac700baecb0877235eb42caac59a3560Jeff Brown dirty.bottom = env->GetIntField(dirtyRectObj, gRectClassInfo.bottom); 1996158b1bf0364da1582468a98ec09d004ba99deecMathias Agopian if (!dirty.isEmpty()) { 2008451b25a4422656bbd6657a5855e69c0f4d53c74Elliott Hughes dirtyRegion.set(dirty); 2019066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 2029066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } else { 20364a55af0ac700baecb0877235eb42caac59a3560Jeff Brown dirtyRegion.set(Rect(0x3FFF, 0x3FFF)); 2049066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 2059066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 20652800617946c456e78ed010c82d0ec4358368164Mathias Agopian ANativeWindow_Buffer outBuffer; 20752800617946c456e78ed010c82d0ec4358368164Mathias Agopian Rect dirtyBounds(dirtyRegion.getBounds()); 20852800617946c456e78ed010c82d0ec4358368164Mathias Agopian status_t err = surface->lock(&outBuffer, &dirtyBounds); 209f798a8e8d4f09cb1273964a48d2af1d5635d7d87Mathias Agopian dirtyRegion.set(dirtyBounds); 2109066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (err < 0) { 2119066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project const char* const exception = (err == NO_MEMORY) ? 21264a55af0ac700baecb0877235eb42caac59a3560Jeff Brown OutOfResourcesException : 21364a55af0ac700baecb0877235eb42caac59a3560Jeff Brown "java/lang/IllegalArgumentException"; 2148451b25a4422656bbd6657a5855e69c0f4d53c74Elliott Hughes jniThrowException(env, exception, NULL); 21564a55af0ac700baecb0877235eb42caac59a3560Jeff Brown return NULL; 2169066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 2179066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 2189066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project // Associate a SkCanvas object to this surface 21964a55af0ac700baecb0877235eb42caac59a3560Jeff Brown jobject canvasObj = env->GetObjectField(surfaceObj, gSurfaceClassInfo.mCanvas); 22052800617946c456e78ed010c82d0ec4358368164Mathias Agopian env->SetIntField(canvasObj, gCanvasClassInfo.mSurfaceFormat, outBuffer.format); 2219066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 2227c1a49f5f5ed6613d736464bf5001b777e89ced2Chris Craik SkCanvas* nativeCanvas = reinterpret_cast<SkCanvas*>( 2237c1a49f5f5ed6613d736464bf5001b777e89ced2Chris Craik env->GetIntField(canvasObj, gCanvasClassInfo.mNativeCanvas)); 2249066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project SkBitmap bitmap; 22552800617946c456e78ed010c82d0ec4358368164Mathias Agopian ssize_t bpr = outBuffer.stride * bytesPerPixel(outBuffer.format); 22652800617946c456e78ed010c82d0ec4358368164Mathias Agopian bitmap.setConfig(convertPixelFormat(outBuffer.format), outBuffer.width, outBuffer.height, bpr); 22752800617946c456e78ed010c82d0ec4358368164Mathias Agopian if (outBuffer.format == PIXEL_FORMAT_RGBX_8888) { 228f1e5b0d4e5d0d2a78c234cd0cbd3005a74a79429Mathias Agopian bitmap.setIsOpaque(true); 229f1e5b0d4e5d0d2a78c234cd0cbd3005a74a79429Mathias Agopian } 23052800617946c456e78ed010c82d0ec4358368164Mathias Agopian if (outBuffer.width > 0 && outBuffer.height > 0) { 23152800617946c456e78ed010c82d0ec4358368164Mathias Agopian bitmap.setPixels(outBuffer.bits); 2329066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } else { 2339066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project // be safe with an empty bitmap. 2349066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project bitmap.setPixels(NULL); 2359066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 2367c1a49f5f5ed6613d736464bf5001b777e89ced2Chris Craik nativeCanvas->setBitmapDevice(bitmap); 2378451b25a4422656bbd6657a5855e69c0f4d53c74Elliott Hughes 2386158b1bf0364da1582468a98ec09d004ba99deecMathias Agopian SkRegion clipReg; 2396158b1bf0364da1582468a98ec09d004ba99deecMathias Agopian if (dirtyRegion.isRect()) { // very common case 240a8a0aa8b922c45fb4633f51610f264a19f9bd825Mathias Agopian const Rect b(dirtyRegion.getBounds()); 2416158b1bf0364da1582468a98ec09d004ba99deecMathias Agopian clipReg.setRect(b.left, b.top, b.right, b.bottom); 2426158b1bf0364da1582468a98ec09d004ba99deecMathias Agopian } else { 2436158b1bf0364da1582468a98ec09d004ba99deecMathias Agopian size_t count; 2446158b1bf0364da1582468a98ec09d004ba99deecMathias Agopian Rect const* r = dirtyRegion.getArray(&count); 2456158b1bf0364da1582468a98ec09d004ba99deecMathias Agopian while (count) { 2466158b1bf0364da1582468a98ec09d004ba99deecMathias Agopian clipReg.op(r->left, r->top, r->right, r->bottom, SkRegion::kUnion_Op); 2476158b1bf0364da1582468a98ec09d004ba99deecMathias Agopian r++, count--; 2486158b1bf0364da1582468a98ec09d004ba99deecMathias Agopian } 2496158b1bf0364da1582468a98ec09d004ba99deecMathias Agopian } 2506158b1bf0364da1582468a98ec09d004ba99deecMathias Agopian 2516158b1bf0364da1582468a98ec09d004ba99deecMathias Agopian nativeCanvas->clipRegion(clipReg); 2528451b25a4422656bbd6657a5855e69c0f4d53c74Elliott Hughes 2537c1a49f5f5ed6613d736464bf5001b777e89ced2Chris Craik int saveCount = nativeCanvas->save(); 2547c1a49f5f5ed6613d736464bf5001b777e89ced2Chris Craik env->SetIntField(surfaceObj, gSurfaceClassInfo.mCanvasSaveCount, saveCount); 2557c1a49f5f5ed6613d736464bf5001b777e89ced2Chris Craik 25664a55af0ac700baecb0877235eb42caac59a3560Jeff Brown if (dirtyRectObj) { 2576158b1bf0364da1582468a98ec09d004ba99deecMathias Agopian const Rect& bounds(dirtyRegion.getBounds()); 25864a55af0ac700baecb0877235eb42caac59a3560Jeff Brown env->SetIntField(dirtyRectObj, gRectClassInfo.left, bounds.left); 25964a55af0ac700baecb0877235eb42caac59a3560Jeff Brown env->SetIntField(dirtyRectObj, gRectClassInfo.top, bounds.top); 26064a55af0ac700baecb0877235eb42caac59a3560Jeff Brown env->SetIntField(dirtyRectObj, gRectClassInfo.right, bounds.right); 26164a55af0ac700baecb0877235eb42caac59a3560Jeff Brown env->SetIntField(dirtyRectObj, gRectClassInfo.bottom, bounds.bottom); 2629066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 2638451b25a4422656bbd6657a5855e69c0f4d53c74Elliott Hughes 26464a55af0ac700baecb0877235eb42caac59a3560Jeff Brown return canvasObj; 2659066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project} 2669066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 2673866f0d581ceaa165710feeee9f37fe1b0d7067dMathias Agopianstatic void nativeUnlockCanvasAndPost(JNIEnv* env, jobject surfaceObj, jint nativeObject, jobject canvasObj) { 26864a55af0ac700baecb0877235eb42caac59a3560Jeff Brown jobject ownCanvasObj = env->GetObjectField(surfaceObj, gSurfaceClassInfo.mCanvas); 26964a55af0ac700baecb0877235eb42caac59a3560Jeff Brown if (!env->IsSameObject(ownCanvasObj, canvasObj)) { 2708451b25a4422656bbd6657a5855e69c0f4d53c74Elliott Hughes doThrowIAE(env); 2719066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return; 2729066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 2738451b25a4422656bbd6657a5855e69c0f4d53c74Elliott Hughes 2743866f0d581ceaa165710feeee9f37fe1b0d7067dMathias Agopian sp<Surface> surface(reinterpret_cast<Surface *>(nativeObject)); 27552800617946c456e78ed010c82d0ec4358368164Mathias Agopian if (!isSurfaceValid(surface)) { 2769066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return; 27764a55af0ac700baecb0877235eb42caac59a3560Jeff Brown } 2789066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 2799066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project // detach the canvas from the surface 2807c1a49f5f5ed6613d736464bf5001b777e89ced2Chris Craik SkCanvas* nativeCanvas = reinterpret_cast<SkCanvas*>( 2817c1a49f5f5ed6613d736464bf5001b777e89ced2Chris Craik env->GetIntField(canvasObj, gCanvasClassInfo.mNativeCanvas)); 2827c1a49f5f5ed6613d736464bf5001b777e89ced2Chris Craik int saveCount = env->GetIntField(surfaceObj, gSurfaceClassInfo.mCanvasSaveCount); 2837c1a49f5f5ed6613d736464bf5001b777e89ced2Chris Craik nativeCanvas->restoreToCount(saveCount); 2847c1a49f5f5ed6613d736464bf5001b777e89ced2Chris Craik nativeCanvas->setBitmapDevice(SkBitmap()); 2857c1a49f5f5ed6613d736464bf5001b777e89ced2Chris Craik env->SetIntField(surfaceObj, gSurfaceClassInfo.mCanvasSaveCount, 0); 2869066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 2879066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project // unlock surface 2889066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project status_t err = surface->unlockAndPost(); 2899066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (err < 0) { 2908451b25a4422656bbd6657a5855e69c0f4d53c74Elliott Hughes doThrowIAE(env); 2919066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 2929066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project} 2939066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 29464a55af0ac700baecb0877235eb42caac59a3560Jeff Brown// ---------------------------------------------------------------------------- 29564a55af0ac700baecb0877235eb42caac59a3560Jeff Brown 29629479ebe1007361222bf6ab4d5e2a27927d4b8e8Mathias Agopianstatic jint nativeCopyFrom(JNIEnv* env, jclass clazz, 2973866f0d581ceaa165710feeee9f37fe1b0d7067dMathias Agopian jint nativeObject, jint surfaceControlNativeObj) { 29817f638b39f2e8b610ecfa1290e5bc42ab7700c98Mathias Agopian /* 29917f638b39f2e8b610ecfa1290e5bc42ab7700c98Mathias Agopian * This is used by the WindowManagerService just after constructing 30017f638b39f2e8b610ecfa1290e5bc42ab7700c98Mathias Agopian * a Surface and is necessary for returning the Surface reference to 30117f638b39f2e8b610ecfa1290e5bc42ab7700c98Mathias Agopian * the caller. At this point, we should only have a SurfaceControl. 30217f638b39f2e8b610ecfa1290e5bc42ab7700c98Mathias Agopian */ 303fae5cb2b356a1fef172b43066180a7ab4c32dbacMathias Agopian 3043866f0d581ceaa165710feeee9f37fe1b0d7067dMathias Agopian sp<SurfaceControl> ctrl(reinterpret_cast<SurfaceControl *>(surfaceControlNativeObj)); 3053866f0d581ceaa165710feeee9f37fe1b0d7067dMathias Agopian sp<Surface> other(ctrl->getSurface()); 3063866f0d581ceaa165710feeee9f37fe1b0d7067dMathias Agopian if (other != NULL) { 30729479ebe1007361222bf6ab4d5e2a27927d4b8e8Mathias Agopian other->incStrong(clazz); 3083866f0d581ceaa165710feeee9f37fe1b0d7067dMathias Agopian } 3093866f0d581ceaa165710feeee9f37fe1b0d7067dMathias Agopian 3103866f0d581ceaa165710feeee9f37fe1b0d7067dMathias Agopian sp<Surface> sur(reinterpret_cast<Surface *>(nativeObject)); 3113866f0d581ceaa165710feeee9f37fe1b0d7067dMathias Agopian if (sur != NULL) { 31229479ebe1007361222bf6ab4d5e2a27927d4b8e8Mathias Agopian sur->decStrong(clazz); 3139066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 3149066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 3153866f0d581ceaa165710feeee9f37fe1b0d7067dMathias Agopian return int(other.get()); 31661566cc1932468720a831ad5cbc68ee080d613c9Dianne Hackborn} 31761566cc1932468720a831ad5cbc68ee080d613c9Dianne Hackborn 31829479ebe1007361222bf6ab4d5e2a27927d4b8e8Mathias Agopianstatic jint nativeReadFromParcel(JNIEnv* env, jclass clazz, 3193866f0d581ceaa165710feeee9f37fe1b0d7067dMathias Agopian jint nativeObject, jobject parcelObj) { 32064a55af0ac700baecb0877235eb42caac59a3560Jeff Brown Parcel* parcel = parcelForJavaObject(env, parcelObj); 3219066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (parcel == NULL) { 3228451b25a4422656bbd6657a5855e69c0f4d53c74Elliott Hughes doThrowNPE(env); 3233866f0d581ceaa165710feeee9f37fe1b0d7067dMathias Agopian return 0; 3249066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 3253866f0d581ceaa165710feeee9f37fe1b0d7067dMathias Agopian sp<Surface> self(reinterpret_cast<Surface *>(nativeObject)); 3263866f0d581ceaa165710feeee9f37fe1b0d7067dMathias Agopian if (self != NULL) { 32729479ebe1007361222bf6ab4d5e2a27927d4b8e8Mathias Agopian self->decStrong(clazz); 3283866f0d581ceaa165710feeee9f37fe1b0d7067dMathias Agopian } 3293866f0d581ceaa165710feeee9f37fe1b0d7067dMathias Agopian sp<Surface> sur(Surface::readFromParcel(*parcel)); 3303866f0d581ceaa165710feeee9f37fe1b0d7067dMathias Agopian if (sur != NULL) { 33129479ebe1007361222bf6ab4d5e2a27927d4b8e8Mathias Agopian sur->incStrong(clazz); 3323866f0d581ceaa165710feeee9f37fe1b0d7067dMathias Agopian } 3333866f0d581ceaa165710feeee9f37fe1b0d7067dMathias Agopian return int(sur.get()); 3349066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project} 3359066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 33629479ebe1007361222bf6ab4d5e2a27927d4b8e8Mathias Agopianstatic void nativeWriteToParcel(JNIEnv* env, jclass clazz, 3373866f0d581ceaa165710feeee9f37fe1b0d7067dMathias Agopian jint nativeObject, jobject parcelObj) { 33864a55af0ac700baecb0877235eb42caac59a3560Jeff Brown Parcel* parcel = parcelForJavaObject(env, parcelObj); 3399066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (parcel == NULL) { 3408451b25a4422656bbd6657a5855e69c0f4d53c74Elliott Hughes doThrowNPE(env); 3419066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return; 3429066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 3433866f0d581ceaa165710feeee9f37fe1b0d7067dMathias Agopian sp<Surface> self(reinterpret_cast<Surface *>(nativeObject)); 3443866f0d581ceaa165710feeee9f37fe1b0d7067dMathias Agopian Surface::writeToParcel(self, parcel); 3459066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project} 3469066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 3479066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project// ---------------------------------------------------------------------------- 3489066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 3499066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectstatic JNINativeMethod gSurfaceMethods[] = { 3503866f0d581ceaa165710feeee9f37fe1b0d7067dMathias Agopian {"nativeCreateFromSurfaceTexture", "(Landroid/graphics/SurfaceTexture;)I", 35164a55af0ac700baecb0877235eb42caac59a3560Jeff Brown (void*)nativeCreateFromSurfaceTexture }, 3523866f0d581ceaa165710feeee9f37fe1b0d7067dMathias Agopian {"nativeRelease", "(I)V", 35364a55af0ac700baecb0877235eb42caac59a3560Jeff Brown (void*)nativeRelease }, 3543866f0d581ceaa165710feeee9f37fe1b0d7067dMathias Agopian {"nativeDestroy", "(I)V", 35564a55af0ac700baecb0877235eb42caac59a3560Jeff Brown (void*)nativeDestroy }, 3563866f0d581ceaa165710feeee9f37fe1b0d7067dMathias Agopian {"nativeIsValid", "(I)Z", 35764a55af0ac700baecb0877235eb42caac59a3560Jeff Brown (void*)nativeIsValid }, 3583866f0d581ceaa165710feeee9f37fe1b0d7067dMathias Agopian {"nativeIsConsumerRunningBehind", "(I)Z", 35964a55af0ac700baecb0877235eb42caac59a3560Jeff Brown (void*)nativeIsConsumerRunningBehind }, 3603866f0d581ceaa165710feeee9f37fe1b0d7067dMathias Agopian {"nativeLockCanvas", "(ILandroid/graphics/Rect;)Landroid/graphics/Canvas;", 36164a55af0ac700baecb0877235eb42caac59a3560Jeff Brown (void*)nativeLockCanvas }, 3623866f0d581ceaa165710feeee9f37fe1b0d7067dMathias Agopian {"nativeUnlockCanvasAndPost", "(ILandroid/graphics/Canvas;)V", 36364a55af0ac700baecb0877235eb42caac59a3560Jeff Brown (void*)nativeUnlockCanvasAndPost }, 3643866f0d581ceaa165710feeee9f37fe1b0d7067dMathias Agopian {"nativeCopyFrom", "(II)I", 36564a55af0ac700baecb0877235eb42caac59a3560Jeff Brown (void*)nativeCopyFrom }, 3663866f0d581ceaa165710feeee9f37fe1b0d7067dMathias Agopian {"nativeReadFromParcel", "(ILandroid/os/Parcel;)I", 36764a55af0ac700baecb0877235eb42caac59a3560Jeff Brown (void*)nativeReadFromParcel }, 3683866f0d581ceaa165710feeee9f37fe1b0d7067dMathias Agopian {"nativeWriteToParcel", "(ILandroid/os/Parcel;)V", 36964a55af0ac700baecb0877235eb42caac59a3560Jeff Brown (void*)nativeWriteToParcel }, 3709066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project}; 3719066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 3729066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectint register_android_view_Surface(JNIEnv* env) 3739066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project{ 37464a55af0ac700baecb0877235eb42caac59a3560Jeff Brown int err = AndroidRuntime::registerNativeMethods(env, "android/view/Surface", 3759066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project gSurfaceMethods, NELEM(gSurfaceMethods)); 37664a55af0ac700baecb0877235eb42caac59a3560Jeff Brown 37764a55af0ac700baecb0877235eb42caac59a3560Jeff Brown jclass clazz = env->FindClass("android/view/Surface"); 37864a55af0ac700baecb0877235eb42caac59a3560Jeff Brown gSurfaceClassInfo.clazz = jclass(env->NewGlobalRef(clazz)); 3793866f0d581ceaa165710feeee9f37fe1b0d7067dMathias Agopian gSurfaceClassInfo.mNativeObject = 3803866f0d581ceaa165710feeee9f37fe1b0d7067dMathias Agopian env->GetFieldID(gSurfaceClassInfo.clazz, "mNativeObject", "I"); 38164a55af0ac700baecb0877235eb42caac59a3560Jeff Brown gSurfaceClassInfo.mGenerationId = 38264a55af0ac700baecb0877235eb42caac59a3560Jeff Brown env->GetFieldID(gSurfaceClassInfo.clazz, "mGenerationId", "I"); 38364a55af0ac700baecb0877235eb42caac59a3560Jeff Brown gSurfaceClassInfo.mCanvas = 38464a55af0ac700baecb0877235eb42caac59a3560Jeff Brown env->GetFieldID(gSurfaceClassInfo.clazz, "mCanvas", "Landroid/graphics/Canvas;"); 3857c1a49f5f5ed6613d736464bf5001b777e89ced2Chris Craik gSurfaceClassInfo.mCanvasSaveCount = 3867c1a49f5f5ed6613d736464bf5001b777e89ced2Chris Craik env->GetFieldID(gSurfaceClassInfo.clazz, "mCanvasSaveCount", "I"); 3873866f0d581ceaa165710feeee9f37fe1b0d7067dMathias Agopian gSurfaceClassInfo.ctor = env->GetMethodID(gSurfaceClassInfo.clazz, "<init>", "(I)V"); 38864a55af0ac700baecb0877235eb42caac59a3560Jeff Brown 38964a55af0ac700baecb0877235eb42caac59a3560Jeff Brown clazz = env->FindClass("android/graphics/Canvas"); 39064a55af0ac700baecb0877235eb42caac59a3560Jeff Brown gCanvasClassInfo.mNativeCanvas = env->GetFieldID(clazz, "mNativeCanvas", "I"); 39164a55af0ac700baecb0877235eb42caac59a3560Jeff Brown gCanvasClassInfo.mSurfaceFormat = env->GetFieldID(clazz, "mSurfaceFormat", "I"); 39264a55af0ac700baecb0877235eb42caac59a3560Jeff Brown 39364a55af0ac700baecb0877235eb42caac59a3560Jeff Brown clazz = env->FindClass("android/graphics/Rect"); 39464a55af0ac700baecb0877235eb42caac59a3560Jeff Brown gRectClassInfo.left = env->GetFieldID(clazz, "left", "I"); 39564a55af0ac700baecb0877235eb42caac59a3560Jeff Brown gRectClassInfo.top = env->GetFieldID(clazz, "top", "I"); 39664a55af0ac700baecb0877235eb42caac59a3560Jeff Brown gRectClassInfo.right = env->GetFieldID(clazz, "right", "I"); 39764a55af0ac700baecb0877235eb42caac59a3560Jeff Brown gRectClassInfo.bottom = env->GetFieldID(clazz, "bottom", "I"); 39864a55af0ac700baecb0877235eb42caac59a3560Jeff Brown 3999066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return err; 4009066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project} 4019066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 4029066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project}; 403