android_hardware_Camera.cpp revision f0d6a48c6ad852b84687127f14b1ffde02416dc4
19066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project/* 29066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project** 39066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project** Copyright 2008, The Android Open Source Project 49066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project** 59066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project** Licensed under the Apache License, Version 2.0 (the "License"); 69066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project** you may not use this file except in compliance with the License. 79066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project** You may obtain a copy of the License at 89066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project** 99066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project** http://www.apache.org/licenses/LICENSE-2.0 109066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project** 119066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project** Unless required by applicable law or agreed to in writing, software 129066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project** distributed under the License is distributed on an "AS IS" BASIS, 139066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project** WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 149066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project** See the License for the specific language governing permissions and 159066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project** limitations under the License. 169066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project*/ 179066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 189066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project//#define LOG_NDEBUG 0 199066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project#define LOG_TAG "Camera-JNI" 209066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project#include <utils/Log.h> 219066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 229066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project#include "jni.h" 239066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project#include "JNIHelp.h" 249066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project#include "android_runtime/AndroidRuntime.h" 259066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 2694927dffce1626898b59579dfc5af53b5de8cef6Andrew Harp#include <utils/Vector.h> 2794927dffce1626898b59579dfc5af53b5de8cef6Andrew Harp 28fd6f39e147dc077139a41b9c2a4039fbaa20224eJamie Gennis#include <gui/SurfaceTexture.h> 29000479f9e325b4e426a67033abd92d47da412725Mathias Agopian#include <surfaceflinger/Surface.h> 30000479f9e325b4e426a67033abd92d47da412725Mathias Agopian#include <camera/Camera.h> 310795272aa226f4e965968a03daddc53ce30b7cdaMathias Agopian#include <binder/IMemory.h> 329066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 339066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectusing namespace android; 349066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 359066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectstruct fields_t { 369066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project jfieldID context; 379066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project jfieldID surface; 38fd6f39e147dc077139a41b9c2a4039fbaa20224eJamie Gennis jfieldID surfaceTexture; 39b8bb78f54b48868465a9d69d65fda08524ab5ae1Chih-Chung Chang jfieldID facing; 40b8bb78f54b48868465a9d69d65fda08524ab5ae1Chih-Chung Chang jfieldID orientation; 41f0d6a48c6ad852b84687127f14b1ffde02416dc4Wu-cheng Li jfieldID face_rect; 424c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li jfieldID face_score; 434c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li jfieldID rect_left; 444c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li jfieldID rect_top; 454c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li jfieldID rect_right; 464c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li jfieldID rect_bottom; 479066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project jmethodID post_event; 489066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project}; 499066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 509066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectstatic fields_t fields; 519066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectstatic Mutex sLock; 529066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 535e27115995c4506dddf4f1271effd4fb4c935ad3Dave Sparks// provides persistent context for calls from native code to Java 545e27115995c4506dddf4f1271effd4fb4c935ad3Dave Sparksclass JNICameraContext: public CameraListener 555e27115995c4506dddf4f1271effd4fb4c935ad3Dave Sparks{ 565e27115995c4506dddf4f1271effd4fb4c935ad3Dave Sparkspublic: 575e27115995c4506dddf4f1271effd4fb4c935ad3Dave Sparks JNICameraContext(JNIEnv* env, jobject weak_this, jclass clazz, const sp<Camera>& camera); 585e27115995c4506dddf4f1271effd4fb4c935ad3Dave Sparks ~JNICameraContext() { release(); } 595e27115995c4506dddf4f1271effd4fb4c935ad3Dave Sparks virtual void notify(int32_t msgType, int32_t ext1, int32_t ext2); 605e27115995c4506dddf4f1271effd4fb4c935ad3Dave Sparks virtual void postData(int32_t msgType, const sp<IMemory>& dataPtr); 6159c1a935295cb30c2ba2f759855e89c174b42a07Dave Sparks virtual void postDataTimestamp(nsecs_t timestamp, int32_t msgType, const sp<IMemory>& dataPtr); 62e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong void addCallbackBuffer(JNIEnv *env, jbyteArray cbb, int msgType); 6394927dffce1626898b59579dfc5af53b5de8cef6Andrew Harp void setCallbackMode(JNIEnv *env, bool installed, bool manualMode); 645e27115995c4506dddf4f1271effd4fb4c935ad3Dave Sparks sp<Camera> getCamera() { Mutex::Autolock _l(mLock); return mCamera; } 65e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong bool isRawImageCallbackBufferAvailable() const; 665e27115995c4506dddf4f1271effd4fb4c935ad3Dave Sparks void release(); 675e27115995c4506dddf4f1271effd4fb4c935ad3Dave Sparks 685e27115995c4506dddf4f1271effd4fb4c935ad3Dave Sparksprivate: 695e27115995c4506dddf4f1271effd4fb4c935ad3Dave Sparks void copyAndPost(JNIEnv* env, const sp<IMemory>& dataPtr, int msgType); 70e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong void clearCallbackBuffers_l(JNIEnv *env, Vector<jbyteArray> *buffers); 7194927dffce1626898b59579dfc5af53b5de8cef6Andrew Harp void clearCallbackBuffers_l(JNIEnv *env); 72e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong jbyteArray getCallbackBuffer(JNIEnv *env, Vector<jbyteArray> *buffers, size_t bufferSize); 735e27115995c4506dddf4f1271effd4fb4c935ad3Dave Sparks 749066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project jobject mCameraJObjectWeak; // weak reference to java object 759066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project jclass mCameraJClass; // strong reference to java class 76ffe1cf251a4f8469695b8acfa37270684dc1b70cWu-cheng Li sp<Camera> mCamera; // strong reference to native object 775e27115995c4506dddf4f1271effd4fb4c935ad3Dave Sparks Mutex mLock; 7894927dffce1626898b59579dfc5af53b5de8cef6Andrew Harp 79e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong /* 80e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong * Global reference application-managed raw image buffer queue. 81e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong * 82e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong * Manual-only mode is supported for raw image callbacks, which is 83e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong * set whenever method addCallbackBuffer() with msgType = 84e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong * CAMERA_MSG_RAW_IMAGE is called; otherwise, null is returned 85e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong * with raw image callbacks. 86e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong */ 87e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong Vector<jbyteArray> mRawImageCallbackBuffers; 88e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong 89e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong /* 90e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong * Application-managed preview buffer queue and the flags 91e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong * associated with the usage of the preview buffer callback. 92e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong */ 9394927dffce1626898b59579dfc5af53b5de8cef6Andrew Harp Vector<jbyteArray> mCallbackBuffers; // Global reference application managed byte[] 9494927dffce1626898b59579dfc5af53b5de8cef6Andrew Harp bool mManualBufferMode; // Whether to use application managed buffers. 95e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong bool mManualCameraCallbackSet; // Whether the callback has been set, used to 96e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong // reduce unnecessary calls to set the callback. 979066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project}; 989066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 99e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dongbool JNICameraContext::isRawImageCallbackBufferAvailable() const 100e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong{ 101e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong return !mRawImageCallbackBuffers.isEmpty(); 102e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong} 103e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong 1045e27115995c4506dddf4f1271effd4fb4c935ad3Dave Sparkssp<Camera> get_native_camera(JNIEnv *env, jobject thiz, JNICameraContext** pContext) 1059066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project{ 1069066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project sp<Camera> camera; 1079066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project Mutex::Autolock _l(sLock); 1085e27115995c4506dddf4f1271effd4fb4c935ad3Dave Sparks JNICameraContext* context = reinterpret_cast<JNICameraContext*>(env->GetIntField(thiz, fields.context)); 1099066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (context != NULL) { 1105e27115995c4506dddf4f1271effd4fb4c935ad3Dave Sparks camera = context->getCamera(); 1119066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 1129066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project LOGV("get_native_camera: context=%p, camera=%p", context, camera.get()); 1139066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (camera == 0) { 11469a017bc1d1649350f830dfada5c6ed5eac0b770Elliott Hughes jniThrowRuntimeException(env, "Method called after release()"); 1159066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 1169066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 1179066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (pContext != NULL) *pContext = context; 1189066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return camera; 1199066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project} 1209066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 1215e27115995c4506dddf4f1271effd4fb4c935ad3Dave SparksJNICameraContext::JNICameraContext(JNIEnv* env, jobject weak_this, jclass clazz, const sp<Camera>& camera) 1229066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project{ 1235e27115995c4506dddf4f1271effd4fb4c935ad3Dave Sparks mCameraJObjectWeak = env->NewGlobalRef(weak_this); 1245e27115995c4506dddf4f1271effd4fb4c935ad3Dave Sparks mCameraJClass = (jclass)env->NewGlobalRef(clazz); 1255e27115995c4506dddf4f1271effd4fb4c935ad3Dave Sparks mCamera = camera; 12694927dffce1626898b59579dfc5af53b5de8cef6Andrew Harp 12794927dffce1626898b59579dfc5af53b5de8cef6Andrew Harp mManualBufferMode = false; 12894927dffce1626898b59579dfc5af53b5de8cef6Andrew Harp mManualCameraCallbackSet = false; 1295e27115995c4506dddf4f1271effd4fb4c935ad3Dave Sparks} 1309066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 1315e27115995c4506dddf4f1271effd4fb4c935ad3Dave Sparksvoid JNICameraContext::release() 1325e27115995c4506dddf4f1271effd4fb4c935ad3Dave Sparks{ 1335e27115995c4506dddf4f1271effd4fb4c935ad3Dave Sparks LOGV("release"); 1345e27115995c4506dddf4f1271effd4fb4c935ad3Dave Sparks Mutex::Autolock _l(mLock); 1355e27115995c4506dddf4f1271effd4fb4c935ad3Dave Sparks JNIEnv *env = AndroidRuntime::getJNIEnv(); 1369066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 1375e27115995c4506dddf4f1271effd4fb4c935ad3Dave Sparks if (mCameraJObjectWeak != NULL) { 1385e27115995c4506dddf4f1271effd4fb4c935ad3Dave Sparks env->DeleteGlobalRef(mCameraJObjectWeak); 1395e27115995c4506dddf4f1271effd4fb4c935ad3Dave Sparks mCameraJObjectWeak = NULL; 1405e27115995c4506dddf4f1271effd4fb4c935ad3Dave Sparks } 1415e27115995c4506dddf4f1271effd4fb4c935ad3Dave Sparks if (mCameraJClass != NULL) { 1425e27115995c4506dddf4f1271effd4fb4c935ad3Dave Sparks env->DeleteGlobalRef(mCameraJClass); 1435e27115995c4506dddf4f1271effd4fb4c935ad3Dave Sparks mCameraJClass = NULL; 1445e27115995c4506dddf4f1271effd4fb4c935ad3Dave Sparks } 14594927dffce1626898b59579dfc5af53b5de8cef6Andrew Harp clearCallbackBuffers_l(env); 1465e27115995c4506dddf4f1271effd4fb4c935ad3Dave Sparks mCamera.clear(); 1475e27115995c4506dddf4f1271effd4fb4c935ad3Dave Sparks} 1485e27115995c4506dddf4f1271effd4fb4c935ad3Dave Sparks 1495e27115995c4506dddf4f1271effd4fb4c935ad3Dave Sparksvoid JNICameraContext::notify(int32_t msgType, int32_t ext1, int32_t ext2) 1505e27115995c4506dddf4f1271effd4fb4c935ad3Dave Sparks{ 1515e27115995c4506dddf4f1271effd4fb4c935ad3Dave Sparks LOGV("notify"); 1525e27115995c4506dddf4f1271effd4fb4c935ad3Dave Sparks 1535e27115995c4506dddf4f1271effd4fb4c935ad3Dave Sparks // VM pointer will be NULL if object is released 1545e27115995c4506dddf4f1271effd4fb4c935ad3Dave Sparks Mutex::Autolock _l(mLock); 1555e27115995c4506dddf4f1271effd4fb4c935ad3Dave Sparks if (mCameraJObjectWeak == NULL) { 1565e27115995c4506dddf4f1271effd4fb4c935ad3Dave Sparks LOGW("callback on dead camera object"); 1575e27115995c4506dddf4f1271effd4fb4c935ad3Dave Sparks return; 1585e27115995c4506dddf4f1271effd4fb4c935ad3Dave Sparks } 1595e27115995c4506dddf4f1271effd4fb4c935ad3Dave Sparks JNIEnv *env = AndroidRuntime::getJNIEnv(); 160e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong 161e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong /* 162e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong * If the notification or msgType is CAMERA_MSG_RAW_IMAGE_NOTIFY, change it 163e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong * to CAMERA_MSG_RAW_IMAGE since CAMERA_MSG_RAW_IMAGE_NOTIFY is not exposed 164e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong * to the Java app. 165e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong */ 166e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong if (msgType == CAMERA_MSG_RAW_IMAGE_NOTIFY) { 167e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong msgType = CAMERA_MSG_RAW_IMAGE; 168e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong } 169e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong 170c62f9bd13327937aa2d2f20b44215397120634c1Dave Sparks env->CallStaticVoidMethod(mCameraJClass, fields.post_event, 1716157de0e2d87568d6d5071b11aeb033a7986b279Chih-Chung Chang mCameraJObjectWeak, msgType, ext1, ext2, NULL); 1725e27115995c4506dddf4f1271effd4fb4c935ad3Dave Sparks} 1735e27115995c4506dddf4f1271effd4fb4c935ad3Dave Sparks 174e00cab707dcaf6f05adb5ccb9c80fdf25c483427James DongjbyteArray JNICameraContext::getCallbackBuffer( 175e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong JNIEnv* env, Vector<jbyteArray>* buffers, size_t bufferSize) 176e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong{ 177e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong jbyteArray obj = NULL; 178e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong 179e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong // Vector access should be protected by lock in postData() 180e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong if (!buffers->isEmpty()) { 181e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong LOGV("Using callback buffer from queue of length %d", buffers->size()); 182e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong jbyteArray globalBuffer = buffers->itemAt(0); 183e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong buffers->removeAt(0); 184e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong 185e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong obj = (jbyteArray)env->NewLocalRef(globalBuffer); 186e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong env->DeleteGlobalRef(globalBuffer); 187e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong 188e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong if (obj != NULL) { 189e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong jsize bufferLength = env->GetArrayLength(obj); 190e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong if ((int)bufferLength < (int)bufferSize) { 191e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong LOGE("Callback buffer was too small! Expected %d bytes, but got %d bytes!", 192e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong bufferSize, bufferLength); 193e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong env->DeleteLocalRef(obj); 194e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong return NULL; 195e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong } 196e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong } 197e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong } 198e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong 199e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong return obj; 200e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong} 201e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong 2025e27115995c4506dddf4f1271effd4fb4c935ad3Dave Sparksvoid JNICameraContext::copyAndPost(JNIEnv* env, const sp<IMemory>& dataPtr, int msgType) 2035e27115995c4506dddf4f1271effd4fb4c935ad3Dave Sparks{ 2045e27115995c4506dddf4f1271effd4fb4c935ad3Dave Sparks jbyteArray obj = NULL; 2055e27115995c4506dddf4f1271effd4fb4c935ad3Dave Sparks 2065e27115995c4506dddf4f1271effd4fb4c935ad3Dave Sparks // allocate Java byte array and copy data 2075e27115995c4506dddf4f1271effd4fb4c935ad3Dave Sparks if (dataPtr != NULL) { 2085e27115995c4506dddf4f1271effd4fb4c935ad3Dave Sparks ssize_t offset; 2095e27115995c4506dddf4f1271effd4fb4c935ad3Dave Sparks size_t size; 2105e27115995c4506dddf4f1271effd4fb4c935ad3Dave Sparks sp<IMemoryHeap> heap = dataPtr->getMemory(&offset, &size); 211e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong LOGV("copyAndPost: off=%ld, size=%d", offset, size); 2125e27115995c4506dddf4f1271effd4fb4c935ad3Dave Sparks uint8_t *heapBase = (uint8_t*)heap->base(); 2135e27115995c4506dddf4f1271effd4fb4c935ad3Dave Sparks 2145e27115995c4506dddf4f1271effd4fb4c935ad3Dave Sparks if (heapBase != NULL) { 215c4ca420625183a8efa619e06287b47f3d2e72283Dave Sparks const jbyte* data = reinterpret_cast<const jbyte*>(heapBase + offset); 21694927dffce1626898b59579dfc5af53b5de8cef6Andrew Harp 21794927dffce1626898b59579dfc5af53b5de8cef6Andrew Harp if (!mManualBufferMode) { 21894927dffce1626898b59579dfc5af53b5de8cef6Andrew Harp LOGV("Allocating callback buffer"); 21994927dffce1626898b59579dfc5af53b5de8cef6Andrew Harp obj = env->NewByteArray(size); 22094927dffce1626898b59579dfc5af53b5de8cef6Andrew Harp } else { 221e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong switch (msgType) { 222e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong case CAMERA_MSG_PREVIEW_FRAME: { 223e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong obj = getCallbackBuffer(env, &mCallbackBuffers, size); 224e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong 225e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong if (mCallbackBuffers.isEmpty()) { 226e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong LOGV("Out of buffers, clearing callback!"); 2279c7ac0d142eaf4b083a309299ab023932a9bb109Iliyan Malchev mCamera->setPreviewCallbackFlags(CAMERA_FRAME_CALLBACK_FLAG_NOOP); 228e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong mManualCameraCallbackSet = false; 229e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong 230e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong if (obj == NULL) { 231e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong return; 232e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong } 23394927dffce1626898b59579dfc5af53b5de8cef6Andrew Harp } 234e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong break; 23594927dffce1626898b59579dfc5af53b5de8cef6Andrew Harp } 236e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong case CAMERA_MSG_RAW_IMAGE: { 237e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong obj = getCallbackBuffer(env, &mRawImageCallbackBuffers, size); 238e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong break; 239e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong } 240e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong default: { 24169a017bc1d1649350f830dfada5c6ed5eac0b770Elliott Hughes jniThrowRuntimeException(env, "Unsupported message type"); 24294927dffce1626898b59579dfc5af53b5de8cef6Andrew Harp return; 24394927dffce1626898b59579dfc5af53b5de8cef6Andrew Harp } 24494927dffce1626898b59579dfc5af53b5de8cef6Andrew Harp } 24594927dffce1626898b59579dfc5af53b5de8cef6Andrew Harp } 24694927dffce1626898b59579dfc5af53b5de8cef6Andrew Harp 2475e27115995c4506dddf4f1271effd4fb4c935ad3Dave Sparks if (obj == NULL) { 2485e27115995c4506dddf4f1271effd4fb4c935ad3Dave Sparks LOGE("Couldn't allocate byte array for JPEG data"); 2495e27115995c4506dddf4f1271effd4fb4c935ad3Dave Sparks env->ExceptionClear(); 2505e27115995c4506dddf4f1271effd4fb4c935ad3Dave Sparks } else { 251a95f495f75d0516ad48576500f64a3ffea037af8Dave Sparks env->SetByteArrayRegion(obj, 0, size, data); 2525e27115995c4506dddf4f1271effd4fb4c935ad3Dave Sparks } 2535e27115995c4506dddf4f1271effd4fb4c935ad3Dave Sparks } else { 2545e27115995c4506dddf4f1271effd4fb4c935ad3Dave Sparks LOGE("image heap is NULL"); 2555e27115995c4506dddf4f1271effd4fb4c935ad3Dave Sparks } 2565e27115995c4506dddf4f1271effd4fb4c935ad3Dave Sparks } 2579066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 2585e27115995c4506dddf4f1271effd4fb4c935ad3Dave Sparks // post image data to Java 2595e27115995c4506dddf4f1271effd4fb4c935ad3Dave Sparks env->CallStaticVoidMethod(mCameraJClass, fields.post_event, 2605e27115995c4506dddf4f1271effd4fb4c935ad3Dave Sparks mCameraJObjectWeak, msgType, 0, 0, obj); 2615e27115995c4506dddf4f1271effd4fb4c935ad3Dave Sparks if (obj) { 2625e27115995c4506dddf4f1271effd4fb4c935ad3Dave Sparks env->DeleteLocalRef(obj); 2635e27115995c4506dddf4f1271effd4fb4c935ad3Dave Sparks } 2645e27115995c4506dddf4f1271effd4fb4c935ad3Dave Sparks} 2655e27115995c4506dddf4f1271effd4fb4c935ad3Dave Sparks 2665e27115995c4506dddf4f1271effd4fb4c935ad3Dave Sparksvoid JNICameraContext::postData(int32_t msgType, const sp<IMemory>& dataPtr) 2675e27115995c4506dddf4f1271effd4fb4c935ad3Dave Sparks{ 2685e27115995c4506dddf4f1271effd4fb4c935ad3Dave Sparks // VM pointer will be NULL if object is released 2695e27115995c4506dddf4f1271effd4fb4c935ad3Dave Sparks Mutex::Autolock _l(mLock); 2709066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project JNIEnv *env = AndroidRuntime::getJNIEnv(); 271d0cbb1a52d1b2b8b04a122501d696938b295e502Dave Sparks if (mCameraJObjectWeak == NULL) { 272d0cbb1a52d1b2b8b04a122501d696938b295e502Dave Sparks LOGW("callback on dead camera object"); 273d0cbb1a52d1b2b8b04a122501d696938b295e502Dave Sparks return; 274d0cbb1a52d1b2b8b04a122501d696938b295e502Dave Sparks } 2755e27115995c4506dddf4f1271effd4fb4c935ad3Dave Sparks 2765e27115995c4506dddf4f1271effd4fb4c935ad3Dave Sparks // return data based on callback type 277e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong switch (msgType) { 278e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong case CAMERA_MSG_VIDEO_FRAME: 279e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong // should never happen 280e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong break; 281e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong 282e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong // For backward-compatibility purpose, if there is no callback 283e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong // buffer for raw image, the callback returns null. 284e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong case CAMERA_MSG_RAW_IMAGE: 285e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong LOGV("rawCallback"); 286e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong if (mRawImageCallbackBuffers.isEmpty()) { 287e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong env->CallStaticVoidMethod(mCameraJClass, fields.post_event, 288e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong mCameraJObjectWeak, msgType, 0, 0, NULL); 289e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong } else { 290e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong copyAndPost(env, dataPtr, msgType); 291e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong } 292e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong break; 293e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong 294e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong default: 295e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong LOGV("dataCallback(%d, %p)", msgType, dataPtr.get()); 296e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong copyAndPost(env, dataPtr, msgType); 297e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong break; 2989066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 2999066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project} 3009066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 30159c1a935295cb30c2ba2f759855e89c174b42a07Dave Sparksvoid JNICameraContext::postDataTimestamp(nsecs_t timestamp, int32_t msgType, const sp<IMemory>& dataPtr) 30259c1a935295cb30c2ba2f759855e89c174b42a07Dave Sparks{ 30359c1a935295cb30c2ba2f759855e89c174b42a07Dave Sparks // TODO: plumb up to Java. For now, just drop the timestamp 30459c1a935295cb30c2ba2f759855e89c174b42a07Dave Sparks postData(msgType, dataPtr); 30559c1a935295cb30c2ba2f759855e89c174b42a07Dave Sparks} 30659c1a935295cb30c2ba2f759855e89c174b42a07Dave Sparks 30794927dffce1626898b59579dfc5af53b5de8cef6Andrew Harpvoid JNICameraContext::setCallbackMode(JNIEnv *env, bool installed, bool manualMode) 30894927dffce1626898b59579dfc5af53b5de8cef6Andrew Harp{ 30994927dffce1626898b59579dfc5af53b5de8cef6Andrew Harp Mutex::Autolock _l(mLock); 31094927dffce1626898b59579dfc5af53b5de8cef6Andrew Harp mManualBufferMode = manualMode; 31194927dffce1626898b59579dfc5af53b5de8cef6Andrew Harp mManualCameraCallbackSet = false; 31294927dffce1626898b59579dfc5af53b5de8cef6Andrew Harp 31394927dffce1626898b59579dfc5af53b5de8cef6Andrew Harp // In order to limit the over usage of binder threads, all non-manual buffer 3149c7ac0d142eaf4b083a309299ab023932a9bb109Iliyan Malchev // callbacks use CAMERA_FRAME_CALLBACK_FLAG_BARCODE_SCANNER mode now. 31594927dffce1626898b59579dfc5af53b5de8cef6Andrew Harp // 31694927dffce1626898b59579dfc5af53b5de8cef6Andrew Harp // Continuous callbacks will have the callback re-registered from handleMessage. 31794927dffce1626898b59579dfc5af53b5de8cef6Andrew Harp // Manual buffer mode will operate as fast as possible, relying on the finite supply 31894927dffce1626898b59579dfc5af53b5de8cef6Andrew Harp // of buffers for throttling. 31994927dffce1626898b59579dfc5af53b5de8cef6Andrew Harp 32094927dffce1626898b59579dfc5af53b5de8cef6Andrew Harp if (!installed) { 3219c7ac0d142eaf4b083a309299ab023932a9bb109Iliyan Malchev mCamera->setPreviewCallbackFlags(CAMERA_FRAME_CALLBACK_FLAG_NOOP); 322e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong clearCallbackBuffers_l(env, &mCallbackBuffers); 32394927dffce1626898b59579dfc5af53b5de8cef6Andrew Harp } else if (mManualBufferMode) { 32494927dffce1626898b59579dfc5af53b5de8cef6Andrew Harp if (!mCallbackBuffers.isEmpty()) { 3259c7ac0d142eaf4b083a309299ab023932a9bb109Iliyan Malchev mCamera->setPreviewCallbackFlags(CAMERA_FRAME_CALLBACK_FLAG_CAMERA); 32694927dffce1626898b59579dfc5af53b5de8cef6Andrew Harp mManualCameraCallbackSet = true; 32794927dffce1626898b59579dfc5af53b5de8cef6Andrew Harp } 32894927dffce1626898b59579dfc5af53b5de8cef6Andrew Harp } else { 3299c7ac0d142eaf4b083a309299ab023932a9bb109Iliyan Malchev mCamera->setPreviewCallbackFlags(CAMERA_FRAME_CALLBACK_FLAG_BARCODE_SCANNER); 330e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong clearCallbackBuffers_l(env, &mCallbackBuffers); 33194927dffce1626898b59579dfc5af53b5de8cef6Andrew Harp } 33294927dffce1626898b59579dfc5af53b5de8cef6Andrew Harp} 33394927dffce1626898b59579dfc5af53b5de8cef6Andrew Harp 334e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dongvoid JNICameraContext::addCallbackBuffer( 335e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong JNIEnv *env, jbyteArray cbb, int msgType) 33694927dffce1626898b59579dfc5af53b5de8cef6Andrew Harp{ 337e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong LOGV("addCallbackBuffer: 0x%x", msgType); 33894927dffce1626898b59579dfc5af53b5de8cef6Andrew Harp if (cbb != NULL) { 33994927dffce1626898b59579dfc5af53b5de8cef6Andrew Harp Mutex::Autolock _l(mLock); 340e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong switch (msgType) { 341e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong case CAMERA_MSG_PREVIEW_FRAME: { 342e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong jbyteArray callbackBuffer = (jbyteArray)env->NewGlobalRef(cbb); 343e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong mCallbackBuffers.push(callbackBuffer); 344e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong 345e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong LOGV("Adding callback buffer to queue, %d total", 346e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong mCallbackBuffers.size()); 347e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong 348e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong // We want to make sure the camera knows we're ready for the 349e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong // next frame. This may have come unset had we not had a 350e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong // callbackbuffer ready for it last time. 351e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong if (mManualBufferMode && !mManualCameraCallbackSet) { 3529c7ac0d142eaf4b083a309299ab023932a9bb109Iliyan Malchev mCamera->setPreviewCallbackFlags(CAMERA_FRAME_CALLBACK_FLAG_CAMERA); 353e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong mManualCameraCallbackSet = true; 354e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong } 355e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong break; 356e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong } 357e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong case CAMERA_MSG_RAW_IMAGE: { 358e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong jbyteArray callbackBuffer = (jbyteArray)env->NewGlobalRef(cbb); 359e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong mRawImageCallbackBuffers.push(callbackBuffer); 360e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong break; 361e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong } 362e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong default: { 363e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong jniThrowException(env, 364e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong "java/lang/IllegalArgumentException", 365e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong "Unsupported message type"); 366e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong return; 367e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong } 36894927dffce1626898b59579dfc5af53b5de8cef6Andrew Harp } 36994927dffce1626898b59579dfc5af53b5de8cef6Andrew Harp } else { 37094927dffce1626898b59579dfc5af53b5de8cef6Andrew Harp LOGE("Null byte array!"); 37194927dffce1626898b59579dfc5af53b5de8cef6Andrew Harp } 37294927dffce1626898b59579dfc5af53b5de8cef6Andrew Harp} 37394927dffce1626898b59579dfc5af53b5de8cef6Andrew Harp 37494927dffce1626898b59579dfc5af53b5de8cef6Andrew Harpvoid JNICameraContext::clearCallbackBuffers_l(JNIEnv *env) 37594927dffce1626898b59579dfc5af53b5de8cef6Andrew Harp{ 376e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong clearCallbackBuffers_l(env, &mCallbackBuffers); 377e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong clearCallbackBuffers_l(env, &mRawImageCallbackBuffers); 378e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong} 379e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong 380e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dongvoid JNICameraContext::clearCallbackBuffers_l(JNIEnv *env, Vector<jbyteArray> *buffers) { 381e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong LOGV("Clearing callback buffers, %d remained", buffers->size()); 382e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong while (!buffers->isEmpty()) { 383e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong env->DeleteGlobalRef(buffers->top()); 384e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong buffers->pop(); 38594927dffce1626898b59579dfc5af53b5de8cef6Andrew Harp } 38694927dffce1626898b59579dfc5af53b5de8cef6Andrew Harp} 38794927dffce1626898b59579dfc5af53b5de8cef6Andrew Harp 388e25cc656392d8866e163f78b60c7791455d0fb44Chih-Chung Changstatic jint android_hardware_Camera_getNumberOfCameras(JNIEnv *env, jobject thiz) 389e25cc656392d8866e163f78b60c7791455d0fb44Chih-Chung Chang{ 390e25cc656392d8866e163f78b60c7791455d0fb44Chih-Chung Chang return Camera::getNumberOfCameras(); 391e25cc656392d8866e163f78b60c7791455d0fb44Chih-Chung Chang} 392e25cc656392d8866e163f78b60c7791455d0fb44Chih-Chung Chang 393b8bb78f54b48868465a9d69d65fda08524ab5ae1Chih-Chung Changstatic void android_hardware_Camera_getCameraInfo(JNIEnv *env, jobject thiz, 394b8bb78f54b48868465a9d69d65fda08524ab5ae1Chih-Chung Chang jint cameraId, jobject info_obj) 395b8bb78f54b48868465a9d69d65fda08524ab5ae1Chih-Chung Chang{ 396b8bb78f54b48868465a9d69d65fda08524ab5ae1Chih-Chung Chang CameraInfo cameraInfo; 397b8bb78f54b48868465a9d69d65fda08524ab5ae1Chih-Chung Chang status_t rc = Camera::getCameraInfo(cameraId, &cameraInfo); 398b8bb78f54b48868465a9d69d65fda08524ab5ae1Chih-Chung Chang if (rc != NO_ERROR) { 39969a017bc1d1649350f830dfada5c6ed5eac0b770Elliott Hughes jniThrowRuntimeException(env, "Fail to get camera info"); 400b8bb78f54b48868465a9d69d65fda08524ab5ae1Chih-Chung Chang return; 401b8bb78f54b48868465a9d69d65fda08524ab5ae1Chih-Chung Chang } 402b8bb78f54b48868465a9d69d65fda08524ab5ae1Chih-Chung Chang env->SetIntField(info_obj, fields.facing, cameraInfo.facing); 403b8bb78f54b48868465a9d69d65fda08524ab5ae1Chih-Chung Chang env->SetIntField(info_obj, fields.orientation, cameraInfo.orientation); 404b8bb78f54b48868465a9d69d65fda08524ab5ae1Chih-Chung Chang} 405b8bb78f54b48868465a9d69d65fda08524ab5ae1Chih-Chung Chang 4069066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project// connect to camera service 407e25cc656392d8866e163f78b60c7791455d0fb44Chih-Chung Changstatic void android_hardware_Camera_native_setup(JNIEnv *env, jobject thiz, 408e25cc656392d8866e163f78b60c7791455d0fb44Chih-Chung Chang jobject weak_this, jint cameraId) 4099066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project{ 410e25cc656392d8866e163f78b60c7791455d0fb44Chih-Chung Chang sp<Camera> camera = Camera::connect(cameraId); 4119066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 4129066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (camera == NULL) { 41369a017bc1d1649350f830dfada5c6ed5eac0b770Elliott Hughes jniThrowRuntimeException(env, "Fail to connect to camera service"); 4149066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return; 4159066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 4169066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 4179066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project // make sure camera hardware is alive 4189066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (camera->getStatus() != NO_ERROR) { 41969a017bc1d1649350f830dfada5c6ed5eac0b770Elliott Hughes jniThrowRuntimeException(env, "Camera initialization failed"); 4209066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return; 4219066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 4229066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 4239066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project jclass clazz = env->GetObjectClass(thiz); 4249066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (clazz == NULL) { 42569a017bc1d1649350f830dfada5c6ed5eac0b770Elliott Hughes jniThrowRuntimeException(env, "Can't find android/hardware/Camera"); 4269066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return; 4279066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 4289066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 4299066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project // We use a weak reference so the Camera object can be garbage collected. 4309066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project // The reference is only used as a proxy for callbacks. 4315e27115995c4506dddf4f1271effd4fb4c935ad3Dave Sparks sp<JNICameraContext> context = new JNICameraContext(env, weak_this, clazz, camera); 4325e27115995c4506dddf4f1271effd4fb4c935ad3Dave Sparks context->incStrong(thiz); 4335e27115995c4506dddf4f1271effd4fb4c935ad3Dave Sparks camera->setListener(context); 4349066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 4359066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project // save context in opaque field 4365e27115995c4506dddf4f1271effd4fb4c935ad3Dave Sparks env->SetIntField(thiz, fields.context, (int)context.get()); 4379066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project} 4389066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 4399066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project// disconnect from camera service 4409066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project// It's okay to call this when the native camera context is already null. 4419066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project// This handles the case where the user has called release() and the 4429066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project// finalizer is invoked later. 4439066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectstatic void android_hardware_Camera_release(JNIEnv *env, jobject thiz) 4449066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project{ 445da57856d749457e495bd860c4ff45aaaf87c9dabDave Sparks // TODO: Change to LOGV 446f5d95cbc1a6974afeb4d3155bdaa8dae55722a39Joe Onorato LOGV("release camera"); 4475e27115995c4506dddf4f1271effd4fb4c935ad3Dave Sparks JNICameraContext* context = NULL; 4489066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project sp<Camera> camera; 4499066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project { 4509066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project Mutex::Autolock _l(sLock); 4515e27115995c4506dddf4f1271effd4fb4c935ad3Dave Sparks context = reinterpret_cast<JNICameraContext*>(env->GetIntField(thiz, fields.context)); 4529066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 4539066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project // Make sure we do not attempt to callback on a deleted Java object. 4549066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project env->SetIntField(thiz, fields.context, 0); 4559066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 4569066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 4579066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project // clean up if release has not been called before 4589066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (context != NULL) { 4595e27115995c4506dddf4f1271effd4fb4c935ad3Dave Sparks camera = context->getCamera(); 4605e27115995c4506dddf4f1271effd4fb4c935ad3Dave Sparks context->release(); 4619066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project LOGV("native_release: context=%p camera=%p", context, camera.get()); 4629066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 4639066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project // clear callbacks 4649066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (camera != NULL) { 4659c7ac0d142eaf4b083a309299ab023932a9bb109Iliyan Malchev camera->setPreviewCallbackFlags(CAMERA_FRAME_CALLBACK_FLAG_NOOP); 4669066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project camera->disconnect(); 4679066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 4689066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 4699066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project // remove context to prevent further Java access 4705e27115995c4506dddf4f1271effd4fb4c935ad3Dave Sparks context->decStrong(thiz); 4719066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 4729066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project} 4739066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 4749066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectstatic void android_hardware_Camera_setPreviewDisplay(JNIEnv *env, jobject thiz, jobject jSurface) 4759066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project{ 4769066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project LOGV("setPreviewDisplay"); 4779066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project sp<Camera> camera = get_native_camera(env, thiz, NULL); 4789066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (camera == 0) return; 4799066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 480b8a10fe45657f2dcc50cae8a06805f8438a6937eWu-cheng Li sp<Surface> surface = NULL; 481b8a10fe45657f2dcc50cae8a06805f8438a6937eWu-cheng Li if (jSurface != NULL) { 482b8a10fe45657f2dcc50cae8a06805f8438a6937eWu-cheng Li surface = reinterpret_cast<Surface*>(env->GetIntField(jSurface, fields.surface)); 483b8a10fe45657f2dcc50cae8a06805f8438a6937eWu-cheng Li } 4849066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (camera->setPreviewDisplay(surface) != NO_ERROR) { 4859066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project jniThrowException(env, "java/io/IOException", "setPreviewDisplay failed"); 4869066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 4879066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project} 4889066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 489fd6f39e147dc077139a41b9c2a4039fbaa20224eJamie Gennisstatic void android_hardware_Camera_setPreviewTexture(JNIEnv *env, 490fd6f39e147dc077139a41b9c2a4039fbaa20224eJamie Gennis jobject thiz, jobject jSurfaceTexture) 491fd6f39e147dc077139a41b9c2a4039fbaa20224eJamie Gennis{ 492fd6f39e147dc077139a41b9c2a4039fbaa20224eJamie Gennis LOGV("setPreviewTexture"); 493fd6f39e147dc077139a41b9c2a4039fbaa20224eJamie Gennis sp<Camera> camera = get_native_camera(env, thiz, NULL); 494fd6f39e147dc077139a41b9c2a4039fbaa20224eJamie Gennis if (camera == 0) return; 495fd6f39e147dc077139a41b9c2a4039fbaa20224eJamie Gennis 496fd6f39e147dc077139a41b9c2a4039fbaa20224eJamie Gennis sp<SurfaceTexture> surfaceTexture = NULL; 497fd6f39e147dc077139a41b9c2a4039fbaa20224eJamie Gennis if (jSurfaceTexture != NULL) { 498fd6f39e147dc077139a41b9c2a4039fbaa20224eJamie Gennis surfaceTexture = reinterpret_cast<SurfaceTexture*>(env->GetIntField( 499fd6f39e147dc077139a41b9c2a4039fbaa20224eJamie Gennis jSurfaceTexture, fields.surfaceTexture)); 500fd6f39e147dc077139a41b9c2a4039fbaa20224eJamie Gennis } 501fd6f39e147dc077139a41b9c2a4039fbaa20224eJamie Gennis if (camera->setPreviewTexture(surfaceTexture) != NO_ERROR) { 502fd6f39e147dc077139a41b9c2a4039fbaa20224eJamie Gennis jniThrowException(env, "java/io/IOException", 503fd6f39e147dc077139a41b9c2a4039fbaa20224eJamie Gennis "setPreviewTexture failed"); 504fd6f39e147dc077139a41b9c2a4039fbaa20224eJamie Gennis } 505fd6f39e147dc077139a41b9c2a4039fbaa20224eJamie Gennis} 506fd6f39e147dc077139a41b9c2a4039fbaa20224eJamie Gennis 5079066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectstatic void android_hardware_Camera_startPreview(JNIEnv *env, jobject thiz) 5089066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project{ 5099066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project LOGV("startPreview"); 5109066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project sp<Camera> camera = get_native_camera(env, thiz, NULL); 5119066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (camera == 0) return; 5129066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 5139066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (camera->startPreview() != NO_ERROR) { 51469a017bc1d1649350f830dfada5c6ed5eac0b770Elliott Hughes jniThrowRuntimeException(env, "startPreview failed"); 5159066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return; 5169066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 5179066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project} 5189066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 5199066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectstatic void android_hardware_Camera_stopPreview(JNIEnv *env, jobject thiz) 5209066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project{ 5219066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project LOGV("stopPreview"); 5229066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project sp<Camera> c = get_native_camera(env, thiz, NULL); 5239066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (c == 0) return; 5249066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 5259066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project c->stopPreview(); 5269066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project} 5279066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 5289066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectstatic bool android_hardware_Camera_previewEnabled(JNIEnv *env, jobject thiz) 5299066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project{ 5309066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project LOGV("previewEnabled"); 5319066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project sp<Camera> c = get_native_camera(env, thiz, NULL); 5329066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (c == 0) return false; 5339066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 5349066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return c->previewEnabled(); 5359066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project} 5369066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 53794927dffce1626898b59579dfc5af53b5de8cef6Andrew Harpstatic void android_hardware_Camera_setHasPreviewCallback(JNIEnv *env, jobject thiz, jboolean installed, jboolean manualBuffer) 5389066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project{ 53994927dffce1626898b59579dfc5af53b5de8cef6Andrew Harp LOGV("setHasPreviewCallback: installed:%d, manualBuffer:%d", (int)installed, (int)manualBuffer); 5409066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project // Important: Only install preview_callback if the Java code has called 5419066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project // setPreviewCallback() with a non-null value, otherwise we'd pay to memcpy 5429066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project // each preview frame for nothing. 5435e27115995c4506dddf4f1271effd4fb4c935ad3Dave Sparks JNICameraContext* context; 5449066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project sp<Camera> camera = get_native_camera(env, thiz, &context); 5459066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (camera == 0) return; 5469066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 54794927dffce1626898b59579dfc5af53b5de8cef6Andrew Harp // setCallbackMode will take care of setting the context flags and calling 54894927dffce1626898b59579dfc5af53b5de8cef6Andrew Harp // camera->setPreviewCallbackFlags within a mutex for us. 54994927dffce1626898b59579dfc5af53b5de8cef6Andrew Harp context->setCallbackMode(env, installed, manualBuffer); 55094927dffce1626898b59579dfc5af53b5de8cef6Andrew Harp} 55194927dffce1626898b59579dfc5af53b5de8cef6Andrew Harp 552e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dongstatic void android_hardware_Camera_addCallbackBuffer(JNIEnv *env, jobject thiz, jbyteArray bytes, int msgType) { 553e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong LOGV("addCallbackBuffer: 0x%x", msgType); 55494927dffce1626898b59579dfc5af53b5de8cef6Andrew Harp 55594927dffce1626898b59579dfc5af53b5de8cef6Andrew Harp JNICameraContext* context = reinterpret_cast<JNICameraContext*>(env->GetIntField(thiz, fields.context)); 55694927dffce1626898b59579dfc5af53b5de8cef6Andrew Harp 55794927dffce1626898b59579dfc5af53b5de8cef6Andrew Harp if (context != NULL) { 558e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong context->addCallbackBuffer(env, bytes, msgType); 5599066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 5609066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project} 5619066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 5629066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectstatic void android_hardware_Camera_autoFocus(JNIEnv *env, jobject thiz) 5639066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project{ 5649066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project LOGV("autoFocus"); 5655e27115995c4506dddf4f1271effd4fb4c935ad3Dave Sparks JNICameraContext* context; 5669066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project sp<Camera> c = get_native_camera(env, thiz, &context); 5679066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (c == 0) return; 5689066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 5699066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (c->autoFocus() != NO_ERROR) { 57069a017bc1d1649350f830dfada5c6ed5eac0b770Elliott Hughes jniThrowRuntimeException(env, "autoFocus failed"); 5719066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 5729066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project} 5739066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 574244f8c26365a303d9dd861bd48a29a4b48578da1Chih-Chung Changstatic void android_hardware_Camera_cancelAutoFocus(JNIEnv *env, jobject thiz) 575244f8c26365a303d9dd861bd48a29a4b48578da1Chih-Chung Chang{ 576244f8c26365a303d9dd861bd48a29a4b48578da1Chih-Chung Chang LOGV("cancelAutoFocus"); 577244f8c26365a303d9dd861bd48a29a4b48578da1Chih-Chung Chang JNICameraContext* context; 578244f8c26365a303d9dd861bd48a29a4b48578da1Chih-Chung Chang sp<Camera> c = get_native_camera(env, thiz, &context); 579244f8c26365a303d9dd861bd48a29a4b48578da1Chih-Chung Chang if (c == 0) return; 580244f8c26365a303d9dd861bd48a29a4b48578da1Chih-Chung Chang 581244f8c26365a303d9dd861bd48a29a4b48578da1Chih-Chung Chang if (c->cancelAutoFocus() != NO_ERROR) { 58269a017bc1d1649350f830dfada5c6ed5eac0b770Elliott Hughes jniThrowRuntimeException(env, "cancelAutoFocus failed"); 583244f8c26365a303d9dd861bd48a29a4b48578da1Chih-Chung Chang } 584244f8c26365a303d9dd861bd48a29a4b48578da1Chih-Chung Chang} 585244f8c26365a303d9dd861bd48a29a4b48578da1Chih-Chung Chang 586e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dongstatic void android_hardware_Camera_takePicture(JNIEnv *env, jobject thiz, int msgType) 5879066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project{ 5889066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project LOGV("takePicture"); 5895e27115995c4506dddf4f1271effd4fb4c935ad3Dave Sparks JNICameraContext* context; 5909066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project sp<Camera> camera = get_native_camera(env, thiz, &context); 5919066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (camera == 0) return; 5929066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 593e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong /* 594e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong * When CAMERA_MSG_RAW_IMAGE is requested, if the raw image callback 595e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong * buffer is available, CAMERA_MSG_RAW_IMAGE is enabled to get the 596e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong * notification _and_ the data; otherwise, CAMERA_MSG_RAW_IMAGE_NOTIFY 597e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong * is enabled to receive the callback notification but no data. 598e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong * 599e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong * Note that CAMERA_MSG_RAW_IMAGE_NOTIFY is not exposed to the 600e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong * Java application. 601e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong */ 602e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong if (msgType & CAMERA_MSG_RAW_IMAGE) { 603e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong LOGV("Enable raw image callback buffer"); 604e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong if (!context->isRawImageCallbackBufferAvailable()) { 605e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong LOGV("Enable raw image notification, since no callback buffer exists"); 606e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong msgType &= ~CAMERA_MSG_RAW_IMAGE; 607e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong msgType |= CAMERA_MSG_RAW_IMAGE_NOTIFY; 608e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong } 609e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong } 610e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong 611e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong if (camera->takePicture(msgType) != NO_ERROR) { 61269a017bc1d1649350f830dfada5c6ed5eac0b770Elliott Hughes jniThrowRuntimeException(env, "takePicture failed"); 6139066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return; 6149066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 6159066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project} 6169066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 6179066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectstatic void android_hardware_Camera_setParameters(JNIEnv *env, jobject thiz, jstring params) 6189066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project{ 6199066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project LOGV("setParameters"); 6209066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project sp<Camera> camera = get_native_camera(env, thiz, NULL); 6219066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (camera == 0) return; 6229066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 6239066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project const jchar* str = env->GetStringCritical(params, 0); 6249066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project String8 params8; 6259066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (params) { 6269066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project params8 = String8(str, env->GetStringLength(params)); 6279066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project env->ReleaseStringCritical(params, str); 6289066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 6299066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (camera->setParameters(params8) != NO_ERROR) { 63069a017bc1d1649350f830dfada5c6ed5eac0b770Elliott Hughes jniThrowRuntimeException(env, "setParameters failed"); 6319066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return; 6329066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 6339066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project} 6349066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 6359066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectstatic jstring android_hardware_Camera_getParameters(JNIEnv *env, jobject thiz) 6369066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project{ 6379066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project LOGV("getParameters"); 6389066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project sp<Camera> camera = get_native_camera(env, thiz, NULL); 6399066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (camera == 0) return 0; 6409066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 6419066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return env->NewStringUTF(camera->getParameters().string()); 6429066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project} 6439066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 6449066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectstatic void android_hardware_Camera_reconnect(JNIEnv *env, jobject thiz) 6459066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project{ 6469066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project LOGV("reconnect"); 6479066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project sp<Camera> camera = get_native_camera(env, thiz, NULL); 6489066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (camera == 0) return; 6499066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 6509066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (camera->reconnect() != NO_ERROR) { 6519066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project jniThrowException(env, "java/io/IOException", "reconnect failed"); 6529066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return; 6539066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 6549066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project} 6559066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 656ffe1cf251a4f8469695b8acfa37270684dc1b70cWu-cheng Listatic void android_hardware_Camera_lock(JNIEnv *env, jobject thiz) 6579066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project{ 6589066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project LOGV("lock"); 6599066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project sp<Camera> camera = get_native_camera(env, thiz, NULL); 660ffe1cf251a4f8469695b8acfa37270684dc1b70cWu-cheng Li if (camera == 0) return; 661ffe1cf251a4f8469695b8acfa37270684dc1b70cWu-cheng Li 662ffe1cf251a4f8469695b8acfa37270684dc1b70cWu-cheng Li if (camera->lock() != NO_ERROR) { 66369a017bc1d1649350f830dfada5c6ed5eac0b770Elliott Hughes jniThrowRuntimeException(env, "lock failed"); 664ffe1cf251a4f8469695b8acfa37270684dc1b70cWu-cheng Li } 6659066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project} 6669066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 667ffe1cf251a4f8469695b8acfa37270684dc1b70cWu-cheng Listatic void android_hardware_Camera_unlock(JNIEnv *env, jobject thiz) 6689066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project{ 6699066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project LOGV("unlock"); 6709066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project sp<Camera> camera = get_native_camera(env, thiz, NULL); 671ffe1cf251a4f8469695b8acfa37270684dc1b70cWu-cheng Li if (camera == 0) return; 672ffe1cf251a4f8469695b8acfa37270684dc1b70cWu-cheng Li 673ffe1cf251a4f8469695b8acfa37270684dc1b70cWu-cheng Li if (camera->unlock() != NO_ERROR) { 67469a017bc1d1649350f830dfada5c6ed5eac0b770Elliott Hughes jniThrowRuntimeException(env, "unlock failed"); 675ffe1cf251a4f8469695b8acfa37270684dc1b70cWu-cheng Li } 6769066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project} 6779066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 67836f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Listatic void android_hardware_Camera_startSmoothZoom(JNIEnv *env, jobject thiz, jint value) 67936f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li{ 680f5d95cbc1a6974afeb4d3155bdaa8dae55722a39Joe Onorato LOGV("startSmoothZoom"); 68136f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li sp<Camera> camera = get_native_camera(env, thiz, NULL); 68236f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li if (camera == 0) return; 68336f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li 6840ca25191c663ef229f1f475b17899f2017ed6980Wu-cheng Li status_t rc = camera->sendCommand(CAMERA_CMD_START_SMOOTH_ZOOM, value, 0); 6850ca25191c663ef229f1f475b17899f2017ed6980Wu-cheng Li if (rc == BAD_VALUE) { 6860ca25191c663ef229f1f475b17899f2017ed6980Wu-cheng Li char msg[64]; 6870ca25191c663ef229f1f475b17899f2017ed6980Wu-cheng Li sprintf(msg, "invalid zoom value=%d", value); 6880ca25191c663ef229f1f475b17899f2017ed6980Wu-cheng Li jniThrowException(env, "java/lang/IllegalArgumentException", msg); 6890ca25191c663ef229f1f475b17899f2017ed6980Wu-cheng Li } else if (rc != NO_ERROR) { 69069a017bc1d1649350f830dfada5c6ed5eac0b770Elliott Hughes jniThrowRuntimeException(env, "start smooth zoom failed"); 69136f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li } 69236f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li} 69336f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li 69436f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Listatic void android_hardware_Camera_stopSmoothZoom(JNIEnv *env, jobject thiz) 69536f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li{ 696f5d95cbc1a6974afeb4d3155bdaa8dae55722a39Joe Onorato LOGV("stopSmoothZoom"); 69736f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li sp<Camera> camera = get_native_camera(env, thiz, NULL); 69836f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li if (camera == 0) return; 69936f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li 70036f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li if (camera->sendCommand(CAMERA_CMD_STOP_SMOOTH_ZOOM, 0, 0) != NO_ERROR) { 70169a017bc1d1649350f830dfada5c6ed5eac0b770Elliott Hughes jniThrowRuntimeException(env, "stop smooth zoom failed"); 70236f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li } 70336f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li} 70436f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li 705d1d7706fce19a9a0cf71ff9b65f3aba9b89eeb3bChih-Chung Changstatic void android_hardware_Camera_setDisplayOrientation(JNIEnv *env, jobject thiz, 706d1d7706fce19a9a0cf71ff9b65f3aba9b89eeb3bChih-Chung Chang jint value) 707d1d7706fce19a9a0cf71ff9b65f3aba9b89eeb3bChih-Chung Chang{ 708d1d7706fce19a9a0cf71ff9b65f3aba9b89eeb3bChih-Chung Chang LOGV("setDisplayOrientation"); 709d1d7706fce19a9a0cf71ff9b65f3aba9b89eeb3bChih-Chung Chang sp<Camera> camera = get_native_camera(env, thiz, NULL); 710d1d7706fce19a9a0cf71ff9b65f3aba9b89eeb3bChih-Chung Chang if (camera == 0) return; 711d1d7706fce19a9a0cf71ff9b65f3aba9b89eeb3bChih-Chung Chang 712d1d7706fce19a9a0cf71ff9b65f3aba9b89eeb3bChih-Chung Chang if (camera->sendCommand(CAMERA_CMD_SET_DISPLAY_ORIENTATION, value, 0) != NO_ERROR) { 71369a017bc1d1649350f830dfada5c6ed5eac0b770Elliott Hughes jniThrowRuntimeException(env, "set display orientation failed"); 714d1d7706fce19a9a0cf71ff9b65f3aba9b89eeb3bChih-Chung Chang } 715d1d7706fce19a9a0cf71ff9b65f3aba9b89eeb3bChih-Chung Chang} 716d1d7706fce19a9a0cf71ff9b65f3aba9b89eeb3bChih-Chung Chang 7174c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Listatic void android_hardware_Camera_startFaceDetection(JNIEnv *env, jobject thiz, 7184c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li jint type, jobjectArray face) 7194c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li{ 7204c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li LOGV("startFaceDetection"); 7214c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li JNICameraContext* context; 7224c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li sp<Camera> camera = get_native_camera(env, thiz, &context); 7234c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li if (camera == 0) return; 7244c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li 7254c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li status_t rc = camera->sendCommand(CAMERA_CMD_START_FACE_DETECTION, type, 0); 7264c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li if (rc == BAD_VALUE) { 7274c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li char msg[64]; 7284c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li snprintf(msg, sizeof(msg), "invalid face detection type=%d", type); 7294c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li jniThrowException(env, "java/lang/IllegalArgumentException", msg); 7304c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li } else if (rc != NO_ERROR) { 7314c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li jniThrowRuntimeException(env, "start face detection failed"); 7324c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li } 7334c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li} 7344c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li 7354c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Listatic void android_hardware_Camera_stopFaceDetection(JNIEnv *env, jobject thiz) 7364c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li{ 7374c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li LOGV("stopFaceDetection"); 7384c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li sp<Camera> camera = get_native_camera(env, thiz, NULL); 7394c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li if (camera == 0) return; 7404c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li 7414c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li if (camera->sendCommand(CAMERA_CMD_STOP_FACE_DETECTION, 0, 0) != NO_ERROR) { 7424c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li jniThrowRuntimeException(env, "stop face detection failed"); 7434c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li } 7444c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li} 7454c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li 7469066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project//------------------------------------------------- 7479066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 7489066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectstatic JNINativeMethod camMethods[] = { 749e25cc656392d8866e163f78b60c7791455d0fb44Chih-Chung Chang { "getNumberOfCameras", 750e25cc656392d8866e163f78b60c7791455d0fb44Chih-Chung Chang "()I", 751e25cc656392d8866e163f78b60c7791455d0fb44Chih-Chung Chang (void *)android_hardware_Camera_getNumberOfCameras }, 752b8bb78f54b48868465a9d69d65fda08524ab5ae1Chih-Chung Chang { "getCameraInfo", 753b8bb78f54b48868465a9d69d65fda08524ab5ae1Chih-Chung Chang "(ILandroid/hardware/Camera$CameraInfo;)V", 754b8bb78f54b48868465a9d69d65fda08524ab5ae1Chih-Chung Chang (void*)android_hardware_Camera_getCameraInfo }, 7559066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project { "native_setup", 756e25cc656392d8866e163f78b60c7791455d0fb44Chih-Chung Chang "(Ljava/lang/Object;I)V", 7579066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project (void*)android_hardware_Camera_native_setup }, 7589066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project { "native_release", 7599066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project "()V", 7609066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project (void*)android_hardware_Camera_release }, 7619066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project { "setPreviewDisplay", 7629066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project "(Landroid/view/Surface;)V", 7639066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project (void *)android_hardware_Camera_setPreviewDisplay }, 764fd6f39e147dc077139a41b9c2a4039fbaa20224eJamie Gennis { "setPreviewTexture", 765fd6f39e147dc077139a41b9c2a4039fbaa20224eJamie Gennis "(Landroid/graphics/SurfaceTexture;)V", 766fd6f39e147dc077139a41b9c2a4039fbaa20224eJamie Gennis (void *)android_hardware_Camera_setPreviewTexture }, 7679066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project { "startPreview", 7689066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project "()V", 7699066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project (void *)android_hardware_Camera_startPreview }, 7704c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li { "_stopPreview", 7719066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project "()V", 7729066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project (void *)android_hardware_Camera_stopPreview }, 7739066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project { "previewEnabled", 7749066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project "()Z", 7759066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project (void *)android_hardware_Camera_previewEnabled }, 7769066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project { "setHasPreviewCallback", 7779066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project "(ZZ)V", 7789066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project (void *)android_hardware_Camera_setHasPreviewCallback }, 779e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong { "_addCallbackBuffer", 780e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong "([BI)V", 78194927dffce1626898b59579dfc5af53b5de8cef6Andrew Harp (void *)android_hardware_Camera_addCallbackBuffer }, 7829066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project { "native_autoFocus", 7839066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project "()V", 7849066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project (void *)android_hardware_Camera_autoFocus }, 785244f8c26365a303d9dd861bd48a29a4b48578da1Chih-Chung Chang { "native_cancelAutoFocus", 786244f8c26365a303d9dd861bd48a29a4b48578da1Chih-Chung Chang "()V", 787244f8c26365a303d9dd861bd48a29a4b48578da1Chih-Chung Chang (void *)android_hardware_Camera_cancelAutoFocus }, 7889066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project { "native_takePicture", 789e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong "(I)V", 7909066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project (void *)android_hardware_Camera_takePicture }, 7919066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project { "native_setParameters", 7929066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project "(Ljava/lang/String;)V", 7939066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project (void *)android_hardware_Camera_setParameters }, 7949066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project { "native_getParameters", 7959066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project "()Ljava/lang/String;", 7969066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project (void *)android_hardware_Camera_getParameters }, 7979066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project { "reconnect", 7989066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project "()V", 7999066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project (void*)android_hardware_Camera_reconnect }, 8009066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project { "lock", 801ffe1cf251a4f8469695b8acfa37270684dc1b70cWu-cheng Li "()V", 8029066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project (void*)android_hardware_Camera_lock }, 8039066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project { "unlock", 804ffe1cf251a4f8469695b8acfa37270684dc1b70cWu-cheng Li "()V", 8059066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project (void*)android_hardware_Camera_unlock }, 80636f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li { "startSmoothZoom", 80736f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li "(I)V", 80836f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li (void *)android_hardware_Camera_startSmoothZoom }, 80936f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li { "stopSmoothZoom", 81036f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li "()V", 81136f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li (void *)android_hardware_Camera_stopSmoothZoom }, 812d1d7706fce19a9a0cf71ff9b65f3aba9b89eeb3bChih-Chung Chang { "setDisplayOrientation", 813d1d7706fce19a9a0cf71ff9b65f3aba9b89eeb3bChih-Chung Chang "(I)V", 814d1d7706fce19a9a0cf71ff9b65f3aba9b89eeb3bChih-Chung Chang (void *)android_hardware_Camera_setDisplayOrientation }, 8154c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li { "_startFaceDetection", 8164c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li "(I)V", 8174c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li (void *)android_hardware_Camera_startFaceDetection }, 8184c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li { "_stopFaceDetection", 8194c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li "()V", 8204c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li (void *)android_hardware_Camera_stopFaceDetection}, 8219066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project}; 8229066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 8239066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectstruct field { 8249066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project const char *class_name; 8259066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project const char *field_name; 8269066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project const char *field_type; 8279066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project jfieldID *jfield; 8289066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project}; 8299066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 8309066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectstatic int find_fields(JNIEnv *env, field *fields, int count) 8319066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project{ 8329066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project for (int i = 0; i < count; i++) { 8339066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project field *f = &fields[i]; 8349066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project jclass clazz = env->FindClass(f->class_name); 8359066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (clazz == NULL) { 8369066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project LOGE("Can't find %s", f->class_name); 8379066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return -1; 8389066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 8399066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 8409066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project jfieldID field = env->GetFieldID(clazz, f->field_name, f->field_type); 8419066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (field == NULL) { 8429066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project LOGE("Can't find %s.%s", f->class_name, f->field_name); 8439066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return -1; 8449066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 8459066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 8469066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project *(f->jfield) = field; 8479066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 8489066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 8499066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return 0; 8509066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project} 8519066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 8529066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project// Get all the required offsets in java class and register native functions 8539066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectint register_android_hardware_Camera(JNIEnv *env) 8549066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project{ 8559066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project field fields_to_find[] = { 8569066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project { "android/hardware/Camera", "mNativeContext", "I", &fields.context }, 857b8bb78f54b48868465a9d69d65fda08524ab5ae1Chih-Chung Chang { "android/view/Surface", ANDROID_VIEW_SURFACE_JNI_ID, "I", &fields.surface }, 858fd6f39e147dc077139a41b9c2a4039fbaa20224eJamie Gennis { "android/graphics/SurfaceTexture", 859fd6f39e147dc077139a41b9c2a4039fbaa20224eJamie Gennis ANDROID_GRAPHICS_SURFACETEXTURE_JNI_ID, "I", &fields.surfaceTexture }, 8603fd5fa4ca9dbdd5be46ec2952c7038cdd59e35d5Wu-cheng Li { "android/hardware/Camera$CameraInfo", "facing", "I", &fields.facing }, 8613fd5fa4ca9dbdd5be46ec2952c7038cdd59e35d5Wu-cheng Li { "android/hardware/Camera$CameraInfo", "orientation", "I", &fields.orientation }, 862f0d6a48c6ad852b84687127f14b1ffde02416dc4Wu-cheng Li { "android/hardware/Camera$Face", "rect", "Landroid/graphics/Rect;", &fields.face_rect }, 863f0d6a48c6ad852b84687127f14b1ffde02416dc4Wu-cheng Li { "android/hardware/Camera$Face", "score", "I", &fields.face_score }, 8644c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li { "android/graphics/Rect", "left", "I", &fields.rect_left }, 8654c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li { "android/graphics/Rect", "top", "I", &fields.rect_top }, 8664c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li { "android/graphics/Rect", "right", "I", &fields.rect_right }, 8674c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li { "android/graphics/Rect", "bottom", "I", &fields.rect_bottom }, 8689066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project }; 8699066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 8709066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (find_fields(env, fields_to_find, NELEM(fields_to_find)) < 0) 8719066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return -1; 8729066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 8739066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project jclass clazz = env->FindClass("android/hardware/Camera"); 8749066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project fields.post_event = env->GetStaticMethodID(clazz, "postEventFromNative", 8759066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project "(Ljava/lang/Object;IIILjava/lang/Object;)V"); 8769066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (fields.post_event == NULL) { 8779066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project LOGE("Can't find android/hardware/Camera.postEventFromNative"); 8789066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return -1; 8799066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 8809066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 8819066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 8829066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project // Register native functions 8839066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return AndroidRuntime::registerNativeMethods(env, "android/hardware/Camera", 8849066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project camMethods, NELEM(camMethods)); 8859066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project} 886