android_view_Surface.cpp revision c3b9cd635163ae48a9151fc6e1650388c5d716be
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
304a05f436989a49e06ec762aac9507ad13fcc5e23Mathias Agopian#include <binder/Parcel.h>
314a05f436989a49e06ec762aac9507ad13fcc5e23Mathias Agopian
328335f1ccccedb6655d96d9d5b697a7f0938235ddMathias Agopian#include <gui/Surface.h>
3352800617946c456e78ed010c82d0ec4358368164Mathias Agopian#include <gui/SurfaceControl.h>
34d47f7d8b5fe3a3861d7cbdc5f912235407823c8eAndy McFadden#include <gui/GLConsumer.h>
358335f1ccccedb6655d96d9d5b697a7f0938235ddMathias Agopian
369066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project#include <ui/Rect.h>
378335f1ccccedb6655d96d9d5b697a7f0938235ddMathias Agopian#include <ui/Region.h>
389066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project
399066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project#include <SkCanvas.h>
409066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project#include <SkBitmap.h>
416158b1bf0364da1582468a98ec09d004ba99deecMathias Agopian#include <SkRegion.h>
429066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project
439066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project#include <utils/misc.h>
449e316a1a2a8d734315bbd56a85308f9657a92913Jeff Brown#include <utils/Log.h>
459066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project
4664a55af0ac700baecb0877235eb42caac59a3560Jeff Brown#include <ScopedUtfChars.h>
4764a55af0ac700baecb0877235eb42caac59a3560Jeff Brown
489066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project// ----------------------------------------------------------------------------
499066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project
509066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectnamespace android {
519066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project
529066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectstatic const char* const OutOfResourcesException =
539066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project    "android/view/Surface$OutOfResourcesException";
549066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project
5564a55af0ac700baecb0877235eb42caac59a3560Jeff Brownstatic struct {
5664a55af0ac700baecb0877235eb42caac59a3560Jeff Brown    jclass clazz;
573866f0d581ceaa165710feeee9f37fe1b0d7067dMathias Agopian    jfieldID mNativeObject;
5864a55af0ac700baecb0877235eb42caac59a3560Jeff Brown    jfieldID mCanvas;
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 {
70fc615a0f643408956fc0dc1b997871e2b27cee7eDerek Sollenberger    jfieldID mFinalizer;
7164a55af0ac700baecb0877235eb42caac59a3560Jeff Brown    jfieldID mNativeCanvas;
7264a55af0ac700baecb0877235eb42caac59a3560Jeff Brown    jfieldID mSurfaceFormat;
7364a55af0ac700baecb0877235eb42caac59a3560Jeff Brown} gCanvasClassInfo;
7464a55af0ac700baecb0877235eb42caac59a3560Jeff Brown
7564a55af0ac700baecb0877235eb42caac59a3560Jeff Brownstatic struct {
76fc615a0f643408956fc0dc1b997871e2b27cee7eDerek Sollenberger    jfieldID mNativeCanvas;
77fc615a0f643408956fc0dc1b997871e2b27cee7eDerek Sollenberger} gCanvasFinalizerClassInfo;
78fc615a0f643408956fc0dc1b997871e2b27cee7eDerek Sollenberger
799066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project// ----------------------------------------------------------------------------
809066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project
81b1d90c8f60f71422196c337f1d078b68867f5710Mathias Agopian// this is just a pointer we use to pass to inc/decStrong
82b1d90c8f60f71422196c337f1d078b68867f5710Mathias Agopianstatic const void *sRefBaseOwner;
83b1d90c8f60f71422196c337f1d078b68867f5710Mathias Agopian
8464a55af0ac700baecb0877235eb42caac59a3560Jeff Brownbool android_view_Surface_isInstanceOf(JNIEnv* env, jobject obj) {
8564a55af0ac700baecb0877235eb42caac59a3560Jeff Brown    return env->IsInstanceOf(obj, gSurfaceClassInfo.clazz);
86050316184b01c0d1a01c46afae7429b89a27c31btedbo}
87050316184b01c0d1a01c46afae7429b89a27c31btedbo
883866f0d581ceaa165710feeee9f37fe1b0d7067dMathias Agopiansp<ANativeWindow> android_view_Surface_getNativeWindow(JNIEnv* env, jobject surfaceObj) {
893866f0d581ceaa165710feeee9f37fe1b0d7067dMathias Agopian    return android_view_Surface_getSurface(env, surfaceObj);
909066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project}
919066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project
923866f0d581ceaa165710feeee9f37fe1b0d7067dMathias Agopiansp<Surface> android_view_Surface_getSurface(JNIEnv* env, jobject surfaceObj) {
933866f0d581ceaa165710feeee9f37fe1b0d7067dMathias Agopian    return reinterpret_cast<Surface *>(
943866f0d581ceaa165710feeee9f37fe1b0d7067dMathias Agopian            env->GetIntField(surfaceObj, gSurfaceClassInfo.mNativeObject));
95cbad976b2a36a0895ca94510d5208a86f66cf596Jeff Brown}
96cbad976b2a36a0895ca94510d5208a86f66cf596Jeff Brown
9729479ebe1007361222bf6ab4d5e2a27927d4b8e8Mathias Agopianjobject android_view_Surface_createFromIGraphicBufferProducer(JNIEnv* env,
98d47f7d8b5fe3a3861d7cbdc5f912235407823c8eAndy McFadden        const sp<IGraphicBufferProducer>& bufferProducer) {
99d47f7d8b5fe3a3861d7cbdc5f912235407823c8eAndy McFadden    if (bufferProducer == NULL) {
100cbad976b2a36a0895ca94510d5208a86f66cf596Jeff Brown        return NULL;
101cbad976b2a36a0895ca94510d5208a86f66cf596Jeff Brown    }
102cbad976b2a36a0895ca94510d5208a86f66cf596Jeff Brown
103d47f7d8b5fe3a3861d7cbdc5f912235407823c8eAndy McFadden    sp<Surface> surface(new Surface(bufferProducer));
104cbad976b2a36a0895ca94510d5208a86f66cf596Jeff Brown    if (surface == NULL) {
105cbad976b2a36a0895ca94510d5208a86f66cf596Jeff Brown        return NULL;
106cbad976b2a36a0895ca94510d5208a86f66cf596Jeff Brown    }
107cbad976b2a36a0895ca94510d5208a86f66cf596Jeff Brown
1083866f0d581ceaa165710feeee9f37fe1b0d7067dMathias Agopian    jobject surfaceObj = env->NewObject(gSurfaceClassInfo.clazz, gSurfaceClassInfo.ctor, surface.get());
109cbad976b2a36a0895ca94510d5208a86f66cf596Jeff Brown    if (surfaceObj == NULL) {
110cbad976b2a36a0895ca94510d5208a86f66cf596Jeff Brown        if (env->ExceptionCheck()) {
111d47f7d8b5fe3a3861d7cbdc5f912235407823c8eAndy McFadden            ALOGE("Could not create instance of Surface from IGraphicBufferProducer.");
112cbad976b2a36a0895ca94510d5208a86f66cf596Jeff Brown            LOGE_EX(env);
113cbad976b2a36a0895ca94510d5208a86f66cf596Jeff Brown            env->ExceptionClear();
114cbad976b2a36a0895ca94510d5208a86f66cf596Jeff Brown        }
115cbad976b2a36a0895ca94510d5208a86f66cf596Jeff Brown        return NULL;
116cbad976b2a36a0895ca94510d5208a86f66cf596Jeff Brown    }
117b1d90c8f60f71422196c337f1d078b68867f5710Mathias Agopian    surface->incStrong(&sRefBaseOwner);
118cbad976b2a36a0895ca94510d5208a86f66cf596Jeff Brown    return surfaceObj;
119cbad976b2a36a0895ca94510d5208a86f66cf596Jeff Brown}
120cbad976b2a36a0895ca94510d5208a86f66cf596Jeff Brown
1219066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project// ----------------------------------------------------------------------------
1229066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project
123f3d3b4d80618d498fb669c8bfdc492ce9ea25691Mathias Agopianstatic inline bool isSurfaceValid(const sp<Surface>& sur) {
124f3d3b4d80618d498fb669c8bfdc492ce9ea25691Mathias Agopian    return Surface::isValid(sur);
12552800617946c456e78ed010c82d0ec4358368164Mathias Agopian}
12652800617946c456e78ed010c82d0ec4358368164Mathias Agopian
12752800617946c456e78ed010c82d0ec4358368164Mathias Agopian// ----------------------------------------------------------------------------
12852800617946c456e78ed010c82d0ec4358368164Mathias Agopian
12952800617946c456e78ed010c82d0ec4358368164Mathias Agopianstatic jint nativeCreateFromSurfaceTexture(JNIEnv* env, jclass clazz,
13064a55af0ac700baecb0877235eb42caac59a3560Jeff Brown        jobject surfaceTextureObj) {
131d47f7d8b5fe3a3861d7cbdc5f912235407823c8eAndy McFadden    sp<GLConsumer> st(SurfaceTexture_getSurfaceTexture(env, surfaceTextureObj));
1322e76c992bfa955cb637417005941e3e93810a99dDaniel Lam    if (st == NULL) {
1332e76c992bfa955cb637417005941e3e93810a99dDaniel Lam        jniThrowException(env, "java/lang/IllegalArgumentException",
1342e76c992bfa955cb637417005941e3e93810a99dDaniel Lam                "SurfaceTexture has already been released");
1353866f0d581ceaa165710feeee9f37fe1b0d7067dMathias Agopian        return 0;
1362e76c992bfa955cb637417005941e3e93810a99dDaniel Lam    }
13764a55af0ac700baecb0877235eb42caac59a3560Jeff Brown
138d47f7d8b5fe3a3861d7cbdc5f912235407823c8eAndy McFadden    sp<IGraphicBufferProducer> bq = st->getBufferQueue();
1392e76c992bfa955cb637417005941e3e93810a99dDaniel Lam    sp<Surface> surface(new Surface(bq));
1400de171b0d490a5928d54d2fb67c912d140aac643Ted Bonkenburg    if (surface == NULL) {
1410de171b0d490a5928d54d2fb67c912d140aac643Ted Bonkenburg        jniThrowException(env, OutOfResourcesException, NULL);
1423866f0d581ceaa165710feeee9f37fe1b0d7067dMathias Agopian        return 0;
1430de171b0d490a5928d54d2fb67c912d140aac643Ted Bonkenburg    }
1440de171b0d490a5928d54d2fb67c912d140aac643Ted Bonkenburg
145b1d90c8f60f71422196c337f1d078b68867f5710Mathias Agopian    surface->incStrong(&sRefBaseOwner);
1463866f0d581ceaa165710feeee9f37fe1b0d7067dMathias Agopian    return int(surface.get());
1479066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project}
1489066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project
14929479ebe1007361222bf6ab4d5e2a27927d4b8e8Mathias Agopianstatic void nativeRelease(JNIEnv* env, jclass clazz, jint nativeObject) {
1503866f0d581ceaa165710feeee9f37fe1b0d7067dMathias Agopian    sp<Surface> sur(reinterpret_cast<Surface *>(nativeObject));
151b1d90c8f60f71422196c337f1d078b68867f5710Mathias Agopian    sur->decStrong(&sRefBaseOwner);
1528138cb49e47f9a9905a316a217757710185c66aaMarco Nelissen}
1538138cb49e47f9a9905a316a217757710185c66aaMarco Nelissen
15429479ebe1007361222bf6ab4d5e2a27927d4b8e8Mathias Agopianstatic void nativeDestroy(JNIEnv* env, jclass clazz, jint nativeObject) {
1553866f0d581ceaa165710feeee9f37fe1b0d7067dMathias Agopian    sp<Surface> sur(reinterpret_cast<Surface *>(nativeObject));
156b1d90c8f60f71422196c337f1d078b68867f5710Mathias Agopian    sur->decStrong(&sRefBaseOwner);
157402c34649f514669517c2208e35caa58ff8bb2b9Mathias Agopian}
158402c34649f514669517c2208e35caa58ff8bb2b9Mathias Agopian
15929479ebe1007361222bf6ab4d5e2a27927d4b8e8Mathias Agopianstatic jboolean nativeIsValid(JNIEnv* env, jclass clazz, jint nativeObject) {
1603866f0d581ceaa165710feeee9f37fe1b0d7067dMathias Agopian    sp<Surface> sur(reinterpret_cast<Surface *>(nativeObject));
16152800617946c456e78ed010c82d0ec4358368164Mathias Agopian    return isSurfaceValid(sur) ? JNI_TRUE : JNI_FALSE;
1629066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project}
1639066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project
16429479ebe1007361222bf6ab4d5e2a27927d4b8e8Mathias Agopianstatic jboolean nativeIsConsumerRunningBehind(JNIEnv* env, jclass clazz, jint nativeObject) {
1653866f0d581ceaa165710feeee9f37fe1b0d7067dMathias Agopian    sp<Surface> sur(reinterpret_cast<Surface *>(nativeObject));
16652800617946c456e78ed010c82d0ec4358368164Mathias Agopian    if (!isSurfaceValid(sur)) {
167c14bacf1fb511472138eeb5dc84a9423fc003214Mathias Agopian        doThrowIAE(env);
16864a55af0ac700baecb0877235eb42caac59a3560Jeff Brown        return JNI_FALSE;
169c14bacf1fb511472138eeb5dc84a9423fc003214Mathias Agopian    }
17064a55af0ac700baecb0877235eb42caac59a3560Jeff Brown    int value = 0;
1713866f0d581ceaa165710feeee9f37fe1b0d7067dMathias Agopian    ANativeWindow* anw = static_cast<ANativeWindow*>(sur.get());
172c14bacf1fb511472138eeb5dc84a9423fc003214Mathias Agopian    anw->query(anw, NATIVE_WINDOW_CONSUMER_RUNNING_BEHIND, &value);
17364a55af0ac700baecb0877235eb42caac59a3560Jeff Brown    return value;
174c14bacf1fb511472138eeb5dc84a9423fc003214Mathias Agopian}
175c14bacf1fb511472138eeb5dc84a9423fc003214Mathias Agopian
17664a55af0ac700baecb0877235eb42caac59a3560Jeff Brownstatic inline SkBitmap::Config convertPixelFormat(PixelFormat format) {
177f1e5b0d4e5d0d2a78c234cd0cbd3005a74a79429Mathias Agopian    /* note: if PIXEL_FORMAT_RGBX_8888 means that all alpha bytes are 0xFF, then
1789066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project        we can map to SkBitmap::kARGB_8888_Config, and optionally call
1799066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project        bitmap.setIsOpaque(true) on the resulting SkBitmap (as an accelerator)
1809066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project    */
1818138cb49e47f9a9905a316a217757710185c66aaMarco Nelissen    switch (format) {
1828138cb49e47f9a9905a316a217757710185c66aaMarco Nelissen    case PIXEL_FORMAT_RGBX_8888:    return SkBitmap::kARGB_8888_Config;
1839066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project    case PIXEL_FORMAT_RGBA_8888:    return SkBitmap::kARGB_8888_Config;
1849066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project    case PIXEL_FORMAT_RGBA_4444:    return SkBitmap::kARGB_4444_Config;
1858138cb49e47f9a9905a316a217757710185c66aaMarco Nelissen    case PIXEL_FORMAT_RGB_565:      return SkBitmap::kRGB_565_Config;
1868138cb49e47f9a9905a316a217757710185c66aaMarco Nelissen    case PIXEL_FORMAT_A_8:          return SkBitmap::kA8_Config;
1878138cb49e47f9a9905a316a217757710185c66aaMarco Nelissen    default:                        return SkBitmap::kNo_Config;
1888138cb49e47f9a9905a316a217757710185c66aaMarco Nelissen    }
1899066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project}
1909066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project
191fc615a0f643408956fc0dc1b997871e2b27cee7eDerek Sollenbergerstatic inline void swapCanvasPtr(JNIEnv* env, jobject canvasObj, SkCanvas* newCanvas) {
192fc615a0f643408956fc0dc1b997871e2b27cee7eDerek Sollenberger  jobject canvasFinalizerObj = env->GetObjectField(canvasObj, gCanvasClassInfo.mFinalizer);
193fc615a0f643408956fc0dc1b997871e2b27cee7eDerek Sollenberger  SkCanvas* previousCanvas = reinterpret_cast<SkCanvas*>(
194fc615a0f643408956fc0dc1b997871e2b27cee7eDerek Sollenberger          env->GetIntField(canvasObj, gCanvasClassInfo.mNativeCanvas));
195fc615a0f643408956fc0dc1b997871e2b27cee7eDerek Sollenberger  env->SetIntField(canvasObj, gCanvasClassInfo.mNativeCanvas, (int)newCanvas);
196fc615a0f643408956fc0dc1b997871e2b27cee7eDerek Sollenberger  env->SetIntField(canvasFinalizerObj, gCanvasFinalizerClassInfo.mNativeCanvas, (int)newCanvas);
197fc615a0f643408956fc0dc1b997871e2b27cee7eDerek Sollenberger  SkSafeUnref(previousCanvas);
198fc615a0f643408956fc0dc1b997871e2b27cee7eDerek Sollenberger}
199fc615a0f643408956fc0dc1b997871e2b27cee7eDerek Sollenberger
2003866f0d581ceaa165710feeee9f37fe1b0d7067dMathias Agopianstatic jobject nativeLockCanvas(JNIEnv* env, jobject surfaceObj, jint nativeObject, jobject dirtyRectObj) {
2013866f0d581ceaa165710feeee9f37fe1b0d7067dMathias Agopian    sp<Surface> surface(reinterpret_cast<Surface *>(nativeObject));
2023866f0d581ceaa165710feeee9f37fe1b0d7067dMathias Agopian
20352800617946c456e78ed010c82d0ec4358368164Mathias Agopian    if (!isSurfaceValid(surface)) {
2048451b25a4422656bbd6657a5855e69c0f4d53c74Elliott Hughes        doThrowIAE(env);
20564a55af0ac700baecb0877235eb42caac59a3560Jeff Brown        return NULL;
206fea12b87f2988f20ea87314c4a1b47e1a0f4d95eRomain Guy    }
2079066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project
2089066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project    // get dirty region
2099066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project    Region dirtyRegion;
21064a55af0ac700baecb0877235eb42caac59a3560Jeff Brown    if (dirtyRectObj) {
2119066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project        Rect dirty;
21264a55af0ac700baecb0877235eb42caac59a3560Jeff Brown        dirty.left = env->GetIntField(dirtyRectObj, gRectClassInfo.left);
21364a55af0ac700baecb0877235eb42caac59a3560Jeff Brown        dirty.top = env->GetIntField(dirtyRectObj, gRectClassInfo.top);
21464a55af0ac700baecb0877235eb42caac59a3560Jeff Brown        dirty.right = env->GetIntField(dirtyRectObj, gRectClassInfo.right);
21564a55af0ac700baecb0877235eb42caac59a3560Jeff Brown        dirty.bottom = env->GetIntField(dirtyRectObj, gRectClassInfo.bottom);
2166158b1bf0364da1582468a98ec09d004ba99deecMathias Agopian        if (!dirty.isEmpty()) {
2178451b25a4422656bbd6657a5855e69c0f4d53c74Elliott Hughes            dirtyRegion.set(dirty);
2189066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project        }
2199066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project    } else {
22064a55af0ac700baecb0877235eb42caac59a3560Jeff Brown        dirtyRegion.set(Rect(0x3FFF, 0x3FFF));
2219066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project    }
2229066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project
22352800617946c456e78ed010c82d0ec4358368164Mathias Agopian    ANativeWindow_Buffer outBuffer;
22452800617946c456e78ed010c82d0ec4358368164Mathias Agopian    Rect dirtyBounds(dirtyRegion.getBounds());
22552800617946c456e78ed010c82d0ec4358368164Mathias Agopian    status_t err = surface->lock(&outBuffer, &dirtyBounds);
226f798a8e8d4f09cb1273964a48d2af1d5635d7d87Mathias Agopian    dirtyRegion.set(dirtyBounds);
2279066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project    if (err < 0) {
2289066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project        const char* const exception = (err == NO_MEMORY) ?
22964a55af0ac700baecb0877235eb42caac59a3560Jeff Brown                OutOfResourcesException :
23064a55af0ac700baecb0877235eb42caac59a3560Jeff Brown                "java/lang/IllegalArgumentException";
2318451b25a4422656bbd6657a5855e69c0f4d53c74Elliott Hughes        jniThrowException(env, exception, NULL);
23264a55af0ac700baecb0877235eb42caac59a3560Jeff Brown        return NULL;
2339066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project    }
2349066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project
2359066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project    // Associate a SkCanvas object to this surface
23664a55af0ac700baecb0877235eb42caac59a3560Jeff Brown    jobject canvasObj = env->GetObjectField(surfaceObj, gSurfaceClassInfo.mCanvas);
23752800617946c456e78ed010c82d0ec4358368164Mathias Agopian    env->SetIntField(canvasObj, gCanvasClassInfo.mSurfaceFormat, outBuffer.format);
2389066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project
2399066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project    SkBitmap bitmap;
24052800617946c456e78ed010c82d0ec4358368164Mathias Agopian    ssize_t bpr = outBuffer.stride * bytesPerPixel(outBuffer.format);
24152800617946c456e78ed010c82d0ec4358368164Mathias Agopian    bitmap.setConfig(convertPixelFormat(outBuffer.format), outBuffer.width, outBuffer.height, bpr);
24252800617946c456e78ed010c82d0ec4358368164Mathias Agopian    if (outBuffer.format == PIXEL_FORMAT_RGBX_8888) {
243f1e5b0d4e5d0d2a78c234cd0cbd3005a74a79429Mathias Agopian        bitmap.setIsOpaque(true);
244f1e5b0d4e5d0d2a78c234cd0cbd3005a74a79429Mathias Agopian    }
24552800617946c456e78ed010c82d0ec4358368164Mathias Agopian    if (outBuffer.width > 0 && outBuffer.height > 0) {
24652800617946c456e78ed010c82d0ec4358368164Mathias Agopian        bitmap.setPixels(outBuffer.bits);
2479066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project    } else {
2489066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project        // be safe with an empty bitmap.
2499066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project        bitmap.setPixels(NULL);
2509066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project    }
251fc615a0f643408956fc0dc1b997871e2b27cee7eDerek Sollenberger
252fc615a0f643408956fc0dc1b997871e2b27cee7eDerek Sollenberger    SkCanvas* nativeCanvas = SkNEW_ARGS(SkCanvas, (bitmap));
253fc615a0f643408956fc0dc1b997871e2b27cee7eDerek Sollenberger    swapCanvasPtr(env, canvasObj, nativeCanvas);
2548451b25a4422656bbd6657a5855e69c0f4d53c74Elliott Hughes
2556158b1bf0364da1582468a98ec09d004ba99deecMathias Agopian    SkRegion clipReg;
2566158b1bf0364da1582468a98ec09d004ba99deecMathias Agopian    if (dirtyRegion.isRect()) { // very common case
257a8a0aa8b922c45fb4633f51610f264a19f9bd825Mathias Agopian        const Rect b(dirtyRegion.getBounds());
2586158b1bf0364da1582468a98ec09d004ba99deecMathias Agopian        clipReg.setRect(b.left, b.top, b.right, b.bottom);
2596158b1bf0364da1582468a98ec09d004ba99deecMathias Agopian    } else {
2606158b1bf0364da1582468a98ec09d004ba99deecMathias Agopian        size_t count;
2616158b1bf0364da1582468a98ec09d004ba99deecMathias Agopian        Rect const* r = dirtyRegion.getArray(&count);
2626158b1bf0364da1582468a98ec09d004ba99deecMathias Agopian        while (count) {
2636158b1bf0364da1582468a98ec09d004ba99deecMathias Agopian            clipReg.op(r->left, r->top, r->right, r->bottom, SkRegion::kUnion_Op);
2646158b1bf0364da1582468a98ec09d004ba99deecMathias Agopian            r++, count--;
2656158b1bf0364da1582468a98ec09d004ba99deecMathias Agopian        }
2666158b1bf0364da1582468a98ec09d004ba99deecMathias Agopian    }
2676158b1bf0364da1582468a98ec09d004ba99deecMathias Agopian
2686158b1bf0364da1582468a98ec09d004ba99deecMathias Agopian    nativeCanvas->clipRegion(clipReg);
2698451b25a4422656bbd6657a5855e69c0f4d53c74Elliott Hughes
27064a55af0ac700baecb0877235eb42caac59a3560Jeff Brown    if (dirtyRectObj) {
2716158b1bf0364da1582468a98ec09d004ba99deecMathias Agopian        const Rect& bounds(dirtyRegion.getBounds());
27264a55af0ac700baecb0877235eb42caac59a3560Jeff Brown        env->SetIntField(dirtyRectObj, gRectClassInfo.left, bounds.left);
27364a55af0ac700baecb0877235eb42caac59a3560Jeff Brown        env->SetIntField(dirtyRectObj, gRectClassInfo.top, bounds.top);
27464a55af0ac700baecb0877235eb42caac59a3560Jeff Brown        env->SetIntField(dirtyRectObj, gRectClassInfo.right, bounds.right);
27564a55af0ac700baecb0877235eb42caac59a3560Jeff Brown        env->SetIntField(dirtyRectObj, gRectClassInfo.bottom, bounds.bottom);
2769066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project    }
2778451b25a4422656bbd6657a5855e69c0f4d53c74Elliott Hughes
27864a55af0ac700baecb0877235eb42caac59a3560Jeff Brown    return canvasObj;
2799066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project}
2809066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project
2813866f0d581ceaa165710feeee9f37fe1b0d7067dMathias Agopianstatic void nativeUnlockCanvasAndPost(JNIEnv* env, jobject surfaceObj, jint nativeObject, jobject canvasObj) {
28264a55af0ac700baecb0877235eb42caac59a3560Jeff Brown    jobject ownCanvasObj = env->GetObjectField(surfaceObj, gSurfaceClassInfo.mCanvas);
28364a55af0ac700baecb0877235eb42caac59a3560Jeff Brown    if (!env->IsSameObject(ownCanvasObj, canvasObj)) {
2848451b25a4422656bbd6657a5855e69c0f4d53c74Elliott Hughes        doThrowIAE(env);
2859066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project        return;
2869066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project    }
2878451b25a4422656bbd6657a5855e69c0f4d53c74Elliott Hughes
2883866f0d581ceaa165710feeee9f37fe1b0d7067dMathias Agopian    sp<Surface> surface(reinterpret_cast<Surface *>(nativeObject));
28952800617946c456e78ed010c82d0ec4358368164Mathias Agopian    if (!isSurfaceValid(surface)) {
2909066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project        return;
29164a55af0ac700baecb0877235eb42caac59a3560Jeff Brown    }
2929066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project
2939066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project    // detach the canvas from the surface
294fc615a0f643408956fc0dc1b997871e2b27cee7eDerek Sollenberger    SkCanvas* nativeCanvas = SkNEW(SkCanvas);
295fc615a0f643408956fc0dc1b997871e2b27cee7eDerek Sollenberger    swapCanvasPtr(env, canvasObj, nativeCanvas);
2969066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project
2979066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project    // unlock surface
2989066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project    status_t err = surface->unlockAndPost();
2999066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project    if (err < 0) {
3008451b25a4422656bbd6657a5855e69c0f4d53c74Elliott Hughes        doThrowIAE(env);
3019066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project    }
3029066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project}
3039066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project
30464a55af0ac700baecb0877235eb42caac59a3560Jeff Brown// ----------------------------------------------------------------------------
30564a55af0ac700baecb0877235eb42caac59a3560Jeff Brown
30629479ebe1007361222bf6ab4d5e2a27927d4b8e8Mathias Agopianstatic jint nativeCopyFrom(JNIEnv* env, jclass clazz,
3073866f0d581ceaa165710feeee9f37fe1b0d7067dMathias Agopian        jint nativeObject, jint surfaceControlNativeObj) {
30817f638b39f2e8b610ecfa1290e5bc42ab7700c98Mathias Agopian    /*
30917f638b39f2e8b610ecfa1290e5bc42ab7700c98Mathias Agopian     * This is used by the WindowManagerService just after constructing
31017f638b39f2e8b610ecfa1290e5bc42ab7700c98Mathias Agopian     * a Surface and is necessary for returning the Surface reference to
31117f638b39f2e8b610ecfa1290e5bc42ab7700c98Mathias Agopian     * the caller. At this point, we should only have a SurfaceControl.
31217f638b39f2e8b610ecfa1290e5bc42ab7700c98Mathias Agopian     */
313fae5cb2b356a1fef172b43066180a7ab4c32dbacMathias Agopian
3143866f0d581ceaa165710feeee9f37fe1b0d7067dMathias Agopian    sp<SurfaceControl> ctrl(reinterpret_cast<SurfaceControl *>(surfaceControlNativeObj));
3153866f0d581ceaa165710feeee9f37fe1b0d7067dMathias Agopian    sp<Surface> other(ctrl->getSurface());
3163866f0d581ceaa165710feeee9f37fe1b0d7067dMathias Agopian    if (other != NULL) {
317b1d90c8f60f71422196c337f1d078b68867f5710Mathias Agopian        other->incStrong(&sRefBaseOwner);
3189066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project    }
3199066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project
3203866f0d581ceaa165710feeee9f37fe1b0d7067dMathias Agopian    sp<Surface> sur(reinterpret_cast<Surface *>(nativeObject));
3213866f0d581ceaa165710feeee9f37fe1b0d7067dMathias Agopian    if (sur != NULL) {
322b1d90c8f60f71422196c337f1d078b68867f5710Mathias Agopian        sur->decStrong(&sRefBaseOwner);
3239066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project    }
3249066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project
3253866f0d581ceaa165710feeee9f37fe1b0d7067dMathias Agopian    return int(other.get());
32661566cc1932468720a831ad5cbc68ee080d613c9Dianne Hackborn}
32761566cc1932468720a831ad5cbc68ee080d613c9Dianne Hackborn
32829479ebe1007361222bf6ab4d5e2a27927d4b8e8Mathias Agopianstatic jint nativeReadFromParcel(JNIEnv* env, jclass clazz,
3293866f0d581ceaa165710feeee9f37fe1b0d7067dMathias Agopian        jint nativeObject, jobject parcelObj) {
33064a55af0ac700baecb0877235eb42caac59a3560Jeff Brown    Parcel* parcel = parcelForJavaObject(env, parcelObj);
3319066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project    if (parcel == NULL) {
3328451b25a4422656bbd6657a5855e69c0f4d53c74Elliott Hughes        doThrowNPE(env);
3333866f0d581ceaa165710feeee9f37fe1b0d7067dMathias Agopian        return 0;
3349066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project    }
335c3b9cd635163ae48a9151fc6e1650388c5d716beMathias Agopian
3363866f0d581ceaa165710feeee9f37fe1b0d7067dMathias Agopian    sp<Surface> self(reinterpret_cast<Surface *>(nativeObject));
337c3b9cd635163ae48a9151fc6e1650388c5d716beMathias Agopian    sp<IBinder> binder(parcel->readStrongBinder());
338c3b9cd635163ae48a9151fc6e1650388c5d716beMathias Agopian
339c3b9cd635163ae48a9151fc6e1650388c5d716beMathias Agopian    // update the Surface only if the underlying IGraphicBufferProducer
340c3b9cd635163ae48a9151fc6e1650388c5d716beMathias Agopian    // has changed.
341c3b9cd635163ae48a9151fc6e1650388c5d716beMathias Agopian    if (self != NULL
342c3b9cd635163ae48a9151fc6e1650388c5d716beMathias Agopian            && (self->getIGraphicBufferProducer()->asBinder() == binder)) {
343c3b9cd635163ae48a9151fc6e1650388c5d716beMathias Agopian        // same IGraphicBufferProducer, return ourselves
344c3b9cd635163ae48a9151fc6e1650388c5d716beMathias Agopian        return int(self.get());
3453866f0d581ceaa165710feeee9f37fe1b0d7067dMathias Agopian    }
3464a05f436989a49e06ec762aac9507ad13fcc5e23Mathias Agopian
3474a05f436989a49e06ec762aac9507ad13fcc5e23Mathias Agopian    sp<Surface> sur;
348c3b9cd635163ae48a9151fc6e1650388c5d716beMathias Agopian    sp<IGraphicBufferProducer> gbp(interface_cast<IGraphicBufferProducer>(binder));
3494a05f436989a49e06ec762aac9507ad13fcc5e23Mathias Agopian    if (gbp != NULL) {
350c3b9cd635163ae48a9151fc6e1650388c5d716beMathias Agopian        // we have a new IGraphicBufferProducer, create a new Surface for it
3514a05f436989a49e06ec762aac9507ad13fcc5e23Mathias Agopian        sur = new Surface(gbp);
352c3b9cd635163ae48a9151fc6e1650388c5d716beMathias Agopian        // and keep a reference before passing to java
353b1d90c8f60f71422196c337f1d078b68867f5710Mathias Agopian        sur->incStrong(&sRefBaseOwner);
3543866f0d581ceaa165710feeee9f37fe1b0d7067dMathias Agopian    }
3554a05f436989a49e06ec762aac9507ad13fcc5e23Mathias Agopian
356c3b9cd635163ae48a9151fc6e1650388c5d716beMathias Agopian    if (self != NULL) {
357c3b9cd635163ae48a9151fc6e1650388c5d716beMathias Agopian        // and loose the java reference to ourselves
358c3b9cd635163ae48a9151fc6e1650388c5d716beMathias Agopian        self->decStrong(&sRefBaseOwner);
359c3b9cd635163ae48a9151fc6e1650388c5d716beMathias Agopian    }
360c3b9cd635163ae48a9151fc6e1650388c5d716beMathias Agopian
3613866f0d581ceaa165710feeee9f37fe1b0d7067dMathias Agopian    return int(sur.get());
3629066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project}
3639066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project
36429479ebe1007361222bf6ab4d5e2a27927d4b8e8Mathias Agopianstatic void nativeWriteToParcel(JNIEnv* env, jclass clazz,
3653866f0d581ceaa165710feeee9f37fe1b0d7067dMathias Agopian        jint nativeObject, jobject parcelObj) {
36664a55af0ac700baecb0877235eb42caac59a3560Jeff Brown    Parcel* parcel = parcelForJavaObject(env, parcelObj);
3679066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project    if (parcel == NULL) {
3688451b25a4422656bbd6657a5855e69c0f4d53c74Elliott Hughes        doThrowNPE(env);
3699066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project        return;
3709066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project    }
3713866f0d581ceaa165710feeee9f37fe1b0d7067dMathias Agopian    sp<Surface> self(reinterpret_cast<Surface *>(nativeObject));
3724a05f436989a49e06ec762aac9507ad13fcc5e23Mathias Agopian    parcel->writeStrongBinder( self != 0 ? self->getIGraphicBufferProducer()->asBinder() : NULL);
3739066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project}
3749066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project
3759066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project// ----------------------------------------------------------------------------
3769066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project
3779066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectstatic JNINativeMethod gSurfaceMethods[] = {
3783866f0d581ceaa165710feeee9f37fe1b0d7067dMathias Agopian    {"nativeCreateFromSurfaceTexture", "(Landroid/graphics/SurfaceTexture;)I",
37964a55af0ac700baecb0877235eb42caac59a3560Jeff Brown            (void*)nativeCreateFromSurfaceTexture },
3803866f0d581ceaa165710feeee9f37fe1b0d7067dMathias Agopian    {"nativeRelease", "(I)V",
38164a55af0ac700baecb0877235eb42caac59a3560Jeff Brown            (void*)nativeRelease },
3823866f0d581ceaa165710feeee9f37fe1b0d7067dMathias Agopian    {"nativeDestroy", "(I)V",
38364a55af0ac700baecb0877235eb42caac59a3560Jeff Brown            (void*)nativeDestroy },
3843866f0d581ceaa165710feeee9f37fe1b0d7067dMathias Agopian    {"nativeIsValid", "(I)Z",
38564a55af0ac700baecb0877235eb42caac59a3560Jeff Brown            (void*)nativeIsValid },
3863866f0d581ceaa165710feeee9f37fe1b0d7067dMathias Agopian    {"nativeIsConsumerRunningBehind", "(I)Z",
38764a55af0ac700baecb0877235eb42caac59a3560Jeff Brown            (void*)nativeIsConsumerRunningBehind },
3883866f0d581ceaa165710feeee9f37fe1b0d7067dMathias Agopian    {"nativeLockCanvas", "(ILandroid/graphics/Rect;)Landroid/graphics/Canvas;",
38964a55af0ac700baecb0877235eb42caac59a3560Jeff Brown            (void*)nativeLockCanvas },
3903866f0d581ceaa165710feeee9f37fe1b0d7067dMathias Agopian    {"nativeUnlockCanvasAndPost", "(ILandroid/graphics/Canvas;)V",
39164a55af0ac700baecb0877235eb42caac59a3560Jeff Brown            (void*)nativeUnlockCanvasAndPost },
3923866f0d581ceaa165710feeee9f37fe1b0d7067dMathias Agopian    {"nativeCopyFrom", "(II)I",
39364a55af0ac700baecb0877235eb42caac59a3560Jeff Brown            (void*)nativeCopyFrom },
3943866f0d581ceaa165710feeee9f37fe1b0d7067dMathias Agopian    {"nativeReadFromParcel", "(ILandroid/os/Parcel;)I",
39564a55af0ac700baecb0877235eb42caac59a3560Jeff Brown            (void*)nativeReadFromParcel },
3963866f0d581ceaa165710feeee9f37fe1b0d7067dMathias Agopian    {"nativeWriteToParcel", "(ILandroid/os/Parcel;)V",
39764a55af0ac700baecb0877235eb42caac59a3560Jeff Brown            (void*)nativeWriteToParcel },
3989066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project};
3999066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project
4009066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectint register_android_view_Surface(JNIEnv* env)
4019066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project{
40264a55af0ac700baecb0877235eb42caac59a3560Jeff Brown    int err = AndroidRuntime::registerNativeMethods(env, "android/view/Surface",
4039066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project            gSurfaceMethods, NELEM(gSurfaceMethods));
40464a55af0ac700baecb0877235eb42caac59a3560Jeff Brown
40564a55af0ac700baecb0877235eb42caac59a3560Jeff Brown    jclass clazz = env->FindClass("android/view/Surface");
40664a55af0ac700baecb0877235eb42caac59a3560Jeff Brown    gSurfaceClassInfo.clazz = jclass(env->NewGlobalRef(clazz));
4073866f0d581ceaa165710feeee9f37fe1b0d7067dMathias Agopian    gSurfaceClassInfo.mNativeObject =
4083866f0d581ceaa165710feeee9f37fe1b0d7067dMathias Agopian            env->GetFieldID(gSurfaceClassInfo.clazz, "mNativeObject", "I");
40964a55af0ac700baecb0877235eb42caac59a3560Jeff Brown    gSurfaceClassInfo.mCanvas =
41064a55af0ac700baecb0877235eb42caac59a3560Jeff Brown            env->GetFieldID(gSurfaceClassInfo.clazz, "mCanvas", "Landroid/graphics/Canvas;");
411ffddc9b8045235a493ec506965ae4892601eb23dMathias Agopian    gSurfaceClassInfo.ctor = env->GetMethodID(gSurfaceClassInfo.clazz, "<init>", "(I)V");
41264a55af0ac700baecb0877235eb42caac59a3560Jeff Brown
41364a55af0ac700baecb0877235eb42caac59a3560Jeff Brown    clazz = env->FindClass("android/graphics/Canvas");
414fc615a0f643408956fc0dc1b997871e2b27cee7eDerek Sollenberger    gCanvasClassInfo.mFinalizer = env->GetFieldID(clazz, "mFinalizer", "Landroid/graphics/Canvas$CanvasFinalizer;");
41564a55af0ac700baecb0877235eb42caac59a3560Jeff Brown    gCanvasClassInfo.mNativeCanvas = env->GetFieldID(clazz, "mNativeCanvas", "I");
41664a55af0ac700baecb0877235eb42caac59a3560Jeff Brown    gCanvasClassInfo.mSurfaceFormat = env->GetFieldID(clazz, "mSurfaceFormat", "I");
41764a55af0ac700baecb0877235eb42caac59a3560Jeff Brown
418fc615a0f643408956fc0dc1b997871e2b27cee7eDerek Sollenberger    clazz = env->FindClass("android/graphics/Canvas$CanvasFinalizer");
419fc615a0f643408956fc0dc1b997871e2b27cee7eDerek Sollenberger    gCanvasFinalizerClassInfo.mNativeCanvas = env->GetFieldID(clazz, "mNativeCanvas", "I");
420fc615a0f643408956fc0dc1b997871e2b27cee7eDerek Sollenberger
42164a55af0ac700baecb0877235eb42caac59a3560Jeff Brown    clazz = env->FindClass("android/graphics/Rect");
42264a55af0ac700baecb0877235eb42caac59a3560Jeff Brown    gRectClassInfo.left = env->GetFieldID(clazz, "left", "I");
42364a55af0ac700baecb0877235eb42caac59a3560Jeff Brown    gRectClassInfo.top = env->GetFieldID(clazz, "top", "I");
42464a55af0ac700baecb0877235eb42caac59a3560Jeff Brown    gRectClassInfo.right = env->GetFieldID(clazz, "right", "I");
42564a55af0ac700baecb0877235eb42caac59a3560Jeff Brown    gRectClassInfo.bottom = env->GetFieldID(clazz, "bottom", "I");
42664a55af0ac700baecb0877235eb42caac59a3560Jeff Brown
4279066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project    return err;
4289066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project}
4299066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project
4309066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project};
431