android_hardware_Camera.cpp revision bb1e275c0e684dd213f124da77110cdd9d6f090c
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; 48bb1e275c0e684dd213f124da77110cdd9d6f090cWu-cheng Li jmethodID rect_constructor; 49bb1e275c0e684dd213f124da77110cdd9d6f090cWu-cheng Li jmethodID face_constructor; 509066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project}; 519066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 529066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectstatic fields_t fields; 539066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectstatic Mutex sLock; 549066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 555e27115995c4506dddf4f1271effd4fb4c935ad3Dave Sparks// provides persistent context for calls from native code to Java 565e27115995c4506dddf4f1271effd4fb4c935ad3Dave Sparksclass JNICameraContext: public CameraListener 575e27115995c4506dddf4f1271effd4fb4c935ad3Dave Sparks{ 585e27115995c4506dddf4f1271effd4fb4c935ad3Dave Sparkspublic: 595e27115995c4506dddf4f1271effd4fb4c935ad3Dave Sparks JNICameraContext(JNIEnv* env, jobject weak_this, jclass clazz, const sp<Camera>& camera); 605e27115995c4506dddf4f1271effd4fb4c935ad3Dave Sparks ~JNICameraContext() { release(); } 615e27115995c4506dddf4f1271effd4fb4c935ad3Dave Sparks virtual void notify(int32_t msgType, int32_t ext1, int32_t ext2); 62bb1e275c0e684dd213f124da77110cdd9d6f090cWu-cheng Li virtual void postData(int32_t msgType, const sp<IMemory>& dataPtr, 63bb1e275c0e684dd213f124da77110cdd9d6f090cWu-cheng Li camera_frame_metadata_t *metadata); 6459c1a935295cb30c2ba2f759855e89c174b42a07Dave Sparks virtual void postDataTimestamp(nsecs_t timestamp, int32_t msgType, const sp<IMemory>& dataPtr); 65bb1e275c0e684dd213f124da77110cdd9d6f090cWu-cheng Li void postMetadata(JNIEnv *env, int32_t msgType, camera_frame_metadata_t *metadata); 66e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong void addCallbackBuffer(JNIEnv *env, jbyteArray cbb, int msgType); 6794927dffce1626898b59579dfc5af53b5de8cef6Andrew Harp void setCallbackMode(JNIEnv *env, bool installed, bool manualMode); 685e27115995c4506dddf4f1271effd4fb4c935ad3Dave Sparks sp<Camera> getCamera() { Mutex::Autolock _l(mLock); return mCamera; } 69e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong bool isRawImageCallbackBufferAvailable() const; 705e27115995c4506dddf4f1271effd4fb4c935ad3Dave Sparks void release(); 715e27115995c4506dddf4f1271effd4fb4c935ad3Dave Sparks 725e27115995c4506dddf4f1271effd4fb4c935ad3Dave Sparksprivate: 735e27115995c4506dddf4f1271effd4fb4c935ad3Dave Sparks void copyAndPost(JNIEnv* env, const sp<IMemory>& dataPtr, int msgType); 74e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong void clearCallbackBuffers_l(JNIEnv *env, Vector<jbyteArray> *buffers); 7594927dffce1626898b59579dfc5af53b5de8cef6Andrew Harp void clearCallbackBuffers_l(JNIEnv *env); 76e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong jbyteArray getCallbackBuffer(JNIEnv *env, Vector<jbyteArray> *buffers, size_t bufferSize); 775e27115995c4506dddf4f1271effd4fb4c935ad3Dave Sparks 789066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project jobject mCameraJObjectWeak; // weak reference to java object 799066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project jclass mCameraJClass; // strong reference to java class 80ffe1cf251a4f8469695b8acfa37270684dc1b70cWu-cheng Li sp<Camera> mCamera; // strong reference to native object 81bb1e275c0e684dd213f124da77110cdd9d6f090cWu-cheng Li jclass mFaceClass; // strong reference to Face class 82bb1e275c0e684dd213f124da77110cdd9d6f090cWu-cheng Li jclass mRectClass; // strong reference to Rect class 835e27115995c4506dddf4f1271effd4fb4c935ad3Dave Sparks Mutex mLock; 8494927dffce1626898b59579dfc5af53b5de8cef6Andrew Harp 85e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong /* 86e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong * Global reference application-managed raw image buffer queue. 87e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong * 88e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong * Manual-only mode is supported for raw image callbacks, which is 89e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong * set whenever method addCallbackBuffer() with msgType = 90e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong * CAMERA_MSG_RAW_IMAGE is called; otherwise, null is returned 91e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong * with raw image callbacks. 92e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong */ 93e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong Vector<jbyteArray> mRawImageCallbackBuffers; 94e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong 95e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong /* 96e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong * Application-managed preview buffer queue and the flags 97e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong * associated with the usage of the preview buffer callback. 98e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong */ 9994927dffce1626898b59579dfc5af53b5de8cef6Andrew Harp Vector<jbyteArray> mCallbackBuffers; // Global reference application managed byte[] 10094927dffce1626898b59579dfc5af53b5de8cef6Andrew Harp bool mManualBufferMode; // Whether to use application managed buffers. 101e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong bool mManualCameraCallbackSet; // Whether the callback has been set, used to 102e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong // reduce unnecessary calls to set the callback. 1039066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project}; 1049066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 105e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dongbool JNICameraContext::isRawImageCallbackBufferAvailable() const 106e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong{ 107e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong return !mRawImageCallbackBuffers.isEmpty(); 108e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong} 109e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong 1105e27115995c4506dddf4f1271effd4fb4c935ad3Dave Sparkssp<Camera> get_native_camera(JNIEnv *env, jobject thiz, JNICameraContext** pContext) 1119066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project{ 1129066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project sp<Camera> camera; 1139066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project Mutex::Autolock _l(sLock); 1145e27115995c4506dddf4f1271effd4fb4c935ad3Dave Sparks JNICameraContext* context = reinterpret_cast<JNICameraContext*>(env->GetIntField(thiz, fields.context)); 1159066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (context != NULL) { 1165e27115995c4506dddf4f1271effd4fb4c935ad3Dave Sparks camera = context->getCamera(); 1179066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 1189066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project LOGV("get_native_camera: context=%p, camera=%p", context, camera.get()); 1199066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (camera == 0) { 12069a017bc1d1649350f830dfada5c6ed5eac0b770Elliott Hughes jniThrowRuntimeException(env, "Method called after release()"); 1219066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 1229066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 1239066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (pContext != NULL) *pContext = context; 1249066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return camera; 1259066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project} 1269066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 1275e27115995c4506dddf4f1271effd4fb4c935ad3Dave SparksJNICameraContext::JNICameraContext(JNIEnv* env, jobject weak_this, jclass clazz, const sp<Camera>& camera) 1289066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project{ 1295e27115995c4506dddf4f1271effd4fb4c935ad3Dave Sparks mCameraJObjectWeak = env->NewGlobalRef(weak_this); 1305e27115995c4506dddf4f1271effd4fb4c935ad3Dave Sparks mCameraJClass = (jclass)env->NewGlobalRef(clazz); 1315e27115995c4506dddf4f1271effd4fb4c935ad3Dave Sparks mCamera = camera; 13294927dffce1626898b59579dfc5af53b5de8cef6Andrew Harp 133bb1e275c0e684dd213f124da77110cdd9d6f090cWu-cheng Li jclass faceClazz = env->FindClass("android/hardware/Camera$Face"); 134bb1e275c0e684dd213f124da77110cdd9d6f090cWu-cheng Li mFaceClass = (jclass) env->NewGlobalRef(faceClazz); 135bb1e275c0e684dd213f124da77110cdd9d6f090cWu-cheng Li 136bb1e275c0e684dd213f124da77110cdd9d6f090cWu-cheng Li jclass rectClazz = env->FindClass("android/graphics/Rect"); 137bb1e275c0e684dd213f124da77110cdd9d6f090cWu-cheng Li mRectClass = (jclass) env->NewGlobalRef(rectClazz); 138bb1e275c0e684dd213f124da77110cdd9d6f090cWu-cheng Li 13994927dffce1626898b59579dfc5af53b5de8cef6Andrew Harp mManualBufferMode = false; 14094927dffce1626898b59579dfc5af53b5de8cef6Andrew Harp mManualCameraCallbackSet = false; 1415e27115995c4506dddf4f1271effd4fb4c935ad3Dave Sparks} 1429066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 1435e27115995c4506dddf4f1271effd4fb4c935ad3Dave Sparksvoid JNICameraContext::release() 1445e27115995c4506dddf4f1271effd4fb4c935ad3Dave Sparks{ 1455e27115995c4506dddf4f1271effd4fb4c935ad3Dave Sparks LOGV("release"); 1465e27115995c4506dddf4f1271effd4fb4c935ad3Dave Sparks Mutex::Autolock _l(mLock); 1475e27115995c4506dddf4f1271effd4fb4c935ad3Dave Sparks JNIEnv *env = AndroidRuntime::getJNIEnv(); 1489066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 1495e27115995c4506dddf4f1271effd4fb4c935ad3Dave Sparks if (mCameraJObjectWeak != NULL) { 1505e27115995c4506dddf4f1271effd4fb4c935ad3Dave Sparks env->DeleteGlobalRef(mCameraJObjectWeak); 1515e27115995c4506dddf4f1271effd4fb4c935ad3Dave Sparks mCameraJObjectWeak = NULL; 1525e27115995c4506dddf4f1271effd4fb4c935ad3Dave Sparks } 1535e27115995c4506dddf4f1271effd4fb4c935ad3Dave Sparks if (mCameraJClass != NULL) { 1545e27115995c4506dddf4f1271effd4fb4c935ad3Dave Sparks env->DeleteGlobalRef(mCameraJClass); 1555e27115995c4506dddf4f1271effd4fb4c935ad3Dave Sparks mCameraJClass = NULL; 1565e27115995c4506dddf4f1271effd4fb4c935ad3Dave Sparks } 157bb1e275c0e684dd213f124da77110cdd9d6f090cWu-cheng Li if (mFaceClass != NULL) { 158bb1e275c0e684dd213f124da77110cdd9d6f090cWu-cheng Li env->DeleteGlobalRef(mFaceClass); 159bb1e275c0e684dd213f124da77110cdd9d6f090cWu-cheng Li mFaceClass = NULL; 160bb1e275c0e684dd213f124da77110cdd9d6f090cWu-cheng Li } 161bb1e275c0e684dd213f124da77110cdd9d6f090cWu-cheng Li if (mRectClass != NULL) { 162bb1e275c0e684dd213f124da77110cdd9d6f090cWu-cheng Li env->DeleteGlobalRef(mRectClass); 163bb1e275c0e684dd213f124da77110cdd9d6f090cWu-cheng Li mRectClass = NULL; 164bb1e275c0e684dd213f124da77110cdd9d6f090cWu-cheng Li } 16594927dffce1626898b59579dfc5af53b5de8cef6Andrew Harp clearCallbackBuffers_l(env); 1665e27115995c4506dddf4f1271effd4fb4c935ad3Dave Sparks mCamera.clear(); 1675e27115995c4506dddf4f1271effd4fb4c935ad3Dave Sparks} 1685e27115995c4506dddf4f1271effd4fb4c935ad3Dave Sparks 1695e27115995c4506dddf4f1271effd4fb4c935ad3Dave Sparksvoid JNICameraContext::notify(int32_t msgType, int32_t ext1, int32_t ext2) 1705e27115995c4506dddf4f1271effd4fb4c935ad3Dave Sparks{ 1715e27115995c4506dddf4f1271effd4fb4c935ad3Dave Sparks LOGV("notify"); 1725e27115995c4506dddf4f1271effd4fb4c935ad3Dave Sparks 1735e27115995c4506dddf4f1271effd4fb4c935ad3Dave Sparks // VM pointer will be NULL if object is released 1745e27115995c4506dddf4f1271effd4fb4c935ad3Dave Sparks Mutex::Autolock _l(mLock); 1755e27115995c4506dddf4f1271effd4fb4c935ad3Dave Sparks if (mCameraJObjectWeak == NULL) { 1765e27115995c4506dddf4f1271effd4fb4c935ad3Dave Sparks LOGW("callback on dead camera object"); 1775e27115995c4506dddf4f1271effd4fb4c935ad3Dave Sparks return; 1785e27115995c4506dddf4f1271effd4fb4c935ad3Dave Sparks } 1795e27115995c4506dddf4f1271effd4fb4c935ad3Dave Sparks JNIEnv *env = AndroidRuntime::getJNIEnv(); 180e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong 181e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong /* 182e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong * If the notification or msgType is CAMERA_MSG_RAW_IMAGE_NOTIFY, change it 183e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong * to CAMERA_MSG_RAW_IMAGE since CAMERA_MSG_RAW_IMAGE_NOTIFY is not exposed 184e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong * to the Java app. 185e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong */ 186e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong if (msgType == CAMERA_MSG_RAW_IMAGE_NOTIFY) { 187e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong msgType = CAMERA_MSG_RAW_IMAGE; 188e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong } 189e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong 190c62f9bd13327937aa2d2f20b44215397120634c1Dave Sparks env->CallStaticVoidMethod(mCameraJClass, fields.post_event, 1916157de0e2d87568d6d5071b11aeb033a7986b279Chih-Chung Chang mCameraJObjectWeak, msgType, ext1, ext2, NULL); 1925e27115995c4506dddf4f1271effd4fb4c935ad3Dave Sparks} 1935e27115995c4506dddf4f1271effd4fb4c935ad3Dave Sparks 194e00cab707dcaf6f05adb5ccb9c80fdf25c483427James DongjbyteArray JNICameraContext::getCallbackBuffer( 195e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong JNIEnv* env, Vector<jbyteArray>* buffers, size_t bufferSize) 196e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong{ 197e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong jbyteArray obj = NULL; 198e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong 199e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong // Vector access should be protected by lock in postData() 200e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong if (!buffers->isEmpty()) { 201e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong LOGV("Using callback buffer from queue of length %d", buffers->size()); 202e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong jbyteArray globalBuffer = buffers->itemAt(0); 203e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong buffers->removeAt(0); 204e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong 205e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong obj = (jbyteArray)env->NewLocalRef(globalBuffer); 206e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong env->DeleteGlobalRef(globalBuffer); 207e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong 208e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong if (obj != NULL) { 209e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong jsize bufferLength = env->GetArrayLength(obj); 210e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong if ((int)bufferLength < (int)bufferSize) { 211e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong LOGE("Callback buffer was too small! Expected %d bytes, but got %d bytes!", 212e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong bufferSize, bufferLength); 213e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong env->DeleteLocalRef(obj); 214e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong return NULL; 215e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong } 216e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong } 217e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong } 218e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong 219e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong return obj; 220e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong} 221e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong 2225e27115995c4506dddf4f1271effd4fb4c935ad3Dave Sparksvoid JNICameraContext::copyAndPost(JNIEnv* env, const sp<IMemory>& dataPtr, int msgType) 2235e27115995c4506dddf4f1271effd4fb4c935ad3Dave Sparks{ 2245e27115995c4506dddf4f1271effd4fb4c935ad3Dave Sparks jbyteArray obj = NULL; 2255e27115995c4506dddf4f1271effd4fb4c935ad3Dave Sparks 2265e27115995c4506dddf4f1271effd4fb4c935ad3Dave Sparks // allocate Java byte array and copy data 2275e27115995c4506dddf4f1271effd4fb4c935ad3Dave Sparks if (dataPtr != NULL) { 2285e27115995c4506dddf4f1271effd4fb4c935ad3Dave Sparks ssize_t offset; 2295e27115995c4506dddf4f1271effd4fb4c935ad3Dave Sparks size_t size; 2305e27115995c4506dddf4f1271effd4fb4c935ad3Dave Sparks sp<IMemoryHeap> heap = dataPtr->getMemory(&offset, &size); 231e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong LOGV("copyAndPost: off=%ld, size=%d", offset, size); 2325e27115995c4506dddf4f1271effd4fb4c935ad3Dave Sparks uint8_t *heapBase = (uint8_t*)heap->base(); 2335e27115995c4506dddf4f1271effd4fb4c935ad3Dave Sparks 2345e27115995c4506dddf4f1271effd4fb4c935ad3Dave Sparks if (heapBase != NULL) { 235c4ca420625183a8efa619e06287b47f3d2e72283Dave Sparks const jbyte* data = reinterpret_cast<const jbyte*>(heapBase + offset); 23694927dffce1626898b59579dfc5af53b5de8cef6Andrew Harp 23794927dffce1626898b59579dfc5af53b5de8cef6Andrew Harp if (!mManualBufferMode) { 23894927dffce1626898b59579dfc5af53b5de8cef6Andrew Harp LOGV("Allocating callback buffer"); 23994927dffce1626898b59579dfc5af53b5de8cef6Andrew Harp obj = env->NewByteArray(size); 24094927dffce1626898b59579dfc5af53b5de8cef6Andrew Harp } else { 241e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong switch (msgType) { 242e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong case CAMERA_MSG_PREVIEW_FRAME: { 243e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong obj = getCallbackBuffer(env, &mCallbackBuffers, size); 244e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong 245e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong if (mCallbackBuffers.isEmpty()) { 246e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong LOGV("Out of buffers, clearing callback!"); 2479c7ac0d142eaf4b083a309299ab023932a9bb109Iliyan Malchev mCamera->setPreviewCallbackFlags(CAMERA_FRAME_CALLBACK_FLAG_NOOP); 248e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong mManualCameraCallbackSet = false; 249e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong 250e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong if (obj == NULL) { 251e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong return; 252e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong } 25394927dffce1626898b59579dfc5af53b5de8cef6Andrew Harp } 254e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong break; 25594927dffce1626898b59579dfc5af53b5de8cef6Andrew Harp } 256e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong case CAMERA_MSG_RAW_IMAGE: { 257e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong obj = getCallbackBuffer(env, &mRawImageCallbackBuffers, size); 258e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong break; 259e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong } 260e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong default: { 26169a017bc1d1649350f830dfada5c6ed5eac0b770Elliott Hughes jniThrowRuntimeException(env, "Unsupported message type"); 26294927dffce1626898b59579dfc5af53b5de8cef6Andrew Harp return; 26394927dffce1626898b59579dfc5af53b5de8cef6Andrew Harp } 26494927dffce1626898b59579dfc5af53b5de8cef6Andrew Harp } 26594927dffce1626898b59579dfc5af53b5de8cef6Andrew Harp } 26694927dffce1626898b59579dfc5af53b5de8cef6Andrew Harp 2675e27115995c4506dddf4f1271effd4fb4c935ad3Dave Sparks if (obj == NULL) { 2685e27115995c4506dddf4f1271effd4fb4c935ad3Dave Sparks LOGE("Couldn't allocate byte array for JPEG data"); 2695e27115995c4506dddf4f1271effd4fb4c935ad3Dave Sparks env->ExceptionClear(); 2705e27115995c4506dddf4f1271effd4fb4c935ad3Dave Sparks } else { 271a95f495f75d0516ad48576500f64a3ffea037af8Dave Sparks env->SetByteArrayRegion(obj, 0, size, data); 2725e27115995c4506dddf4f1271effd4fb4c935ad3Dave Sparks } 2735e27115995c4506dddf4f1271effd4fb4c935ad3Dave Sparks } else { 2745e27115995c4506dddf4f1271effd4fb4c935ad3Dave Sparks LOGE("image heap is NULL"); 2755e27115995c4506dddf4f1271effd4fb4c935ad3Dave Sparks } 2765e27115995c4506dddf4f1271effd4fb4c935ad3Dave Sparks } 2779066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 2785e27115995c4506dddf4f1271effd4fb4c935ad3Dave Sparks // post image data to Java 2795e27115995c4506dddf4f1271effd4fb4c935ad3Dave Sparks env->CallStaticVoidMethod(mCameraJClass, fields.post_event, 2805e27115995c4506dddf4f1271effd4fb4c935ad3Dave Sparks mCameraJObjectWeak, msgType, 0, 0, obj); 2815e27115995c4506dddf4f1271effd4fb4c935ad3Dave Sparks if (obj) { 2825e27115995c4506dddf4f1271effd4fb4c935ad3Dave Sparks env->DeleteLocalRef(obj); 2835e27115995c4506dddf4f1271effd4fb4c935ad3Dave Sparks } 2845e27115995c4506dddf4f1271effd4fb4c935ad3Dave Sparks} 2855e27115995c4506dddf4f1271effd4fb4c935ad3Dave Sparks 286bb1e275c0e684dd213f124da77110cdd9d6f090cWu-cheng Livoid JNICameraContext::postData(int32_t msgType, const sp<IMemory>& dataPtr, 287bb1e275c0e684dd213f124da77110cdd9d6f090cWu-cheng Li camera_frame_metadata_t *metadata) 2885e27115995c4506dddf4f1271effd4fb4c935ad3Dave Sparks{ 2895e27115995c4506dddf4f1271effd4fb4c935ad3Dave Sparks // VM pointer will be NULL if object is released 2905e27115995c4506dddf4f1271effd4fb4c935ad3Dave Sparks Mutex::Autolock _l(mLock); 2919066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project JNIEnv *env = AndroidRuntime::getJNIEnv(); 292d0cbb1a52d1b2b8b04a122501d696938b295e502Dave Sparks if (mCameraJObjectWeak == NULL) { 293d0cbb1a52d1b2b8b04a122501d696938b295e502Dave Sparks LOGW("callback on dead camera object"); 294d0cbb1a52d1b2b8b04a122501d696938b295e502Dave Sparks return; 295d0cbb1a52d1b2b8b04a122501d696938b295e502Dave Sparks } 2965e27115995c4506dddf4f1271effd4fb4c935ad3Dave Sparks 297bb1e275c0e684dd213f124da77110cdd9d6f090cWu-cheng Li int32_t dataMsgType = msgType & ~CAMERA_MSG_PREVIEW_METADATA; 298bb1e275c0e684dd213f124da77110cdd9d6f090cWu-cheng Li 2995e27115995c4506dddf4f1271effd4fb4c935ad3Dave Sparks // return data based on callback type 300bb1e275c0e684dd213f124da77110cdd9d6f090cWu-cheng Li switch (dataMsgType) { 301e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong case CAMERA_MSG_VIDEO_FRAME: 302e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong // should never happen 303e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong break; 304e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong 305e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong // For backward-compatibility purpose, if there is no callback 306e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong // buffer for raw image, the callback returns null. 307e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong case CAMERA_MSG_RAW_IMAGE: 308e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong LOGV("rawCallback"); 309e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong if (mRawImageCallbackBuffers.isEmpty()) { 310e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong env->CallStaticVoidMethod(mCameraJClass, fields.post_event, 311bb1e275c0e684dd213f124da77110cdd9d6f090cWu-cheng Li mCameraJObjectWeak, dataMsgType, 0, 0, NULL); 312e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong } else { 313bb1e275c0e684dd213f124da77110cdd9d6f090cWu-cheng Li copyAndPost(env, dataPtr, dataMsgType); 314e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong } 315e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong break; 316e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong 317bb1e275c0e684dd213f124da77110cdd9d6f090cWu-cheng Li // There is no data. 318bb1e275c0e684dd213f124da77110cdd9d6f090cWu-cheng Li case 0: 319bb1e275c0e684dd213f124da77110cdd9d6f090cWu-cheng Li break; 320bb1e275c0e684dd213f124da77110cdd9d6f090cWu-cheng Li 321e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong default: 322bb1e275c0e684dd213f124da77110cdd9d6f090cWu-cheng Li LOGV("dataCallback(%d, %p)", dataMsgType, dataPtr.get()); 323bb1e275c0e684dd213f124da77110cdd9d6f090cWu-cheng Li copyAndPost(env, dataPtr, dataMsgType); 324e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong break; 3259066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 326bb1e275c0e684dd213f124da77110cdd9d6f090cWu-cheng Li 327bb1e275c0e684dd213f124da77110cdd9d6f090cWu-cheng Li // post frame metadata to Java 328bb1e275c0e684dd213f124da77110cdd9d6f090cWu-cheng Li if (metadata && (msgType & CAMERA_MSG_PREVIEW_METADATA)) { 329bb1e275c0e684dd213f124da77110cdd9d6f090cWu-cheng Li postMetadata(env, CAMERA_MSG_PREVIEW_METADATA, metadata); 330bb1e275c0e684dd213f124da77110cdd9d6f090cWu-cheng Li } 3319066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project} 3329066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 33359c1a935295cb30c2ba2f759855e89c174b42a07Dave Sparksvoid JNICameraContext::postDataTimestamp(nsecs_t timestamp, int32_t msgType, const sp<IMemory>& dataPtr) 33459c1a935295cb30c2ba2f759855e89c174b42a07Dave Sparks{ 33559c1a935295cb30c2ba2f759855e89c174b42a07Dave Sparks // TODO: plumb up to Java. For now, just drop the timestamp 336bb1e275c0e684dd213f124da77110cdd9d6f090cWu-cheng Li postData(msgType, dataPtr, NULL); 337bb1e275c0e684dd213f124da77110cdd9d6f090cWu-cheng Li} 338bb1e275c0e684dd213f124da77110cdd9d6f090cWu-cheng Li 339bb1e275c0e684dd213f124da77110cdd9d6f090cWu-cheng Livoid JNICameraContext::postMetadata(JNIEnv *env, int32_t msgType, camera_frame_metadata_t *metadata) 340bb1e275c0e684dd213f124da77110cdd9d6f090cWu-cheng Li{ 341bb1e275c0e684dd213f124da77110cdd9d6f090cWu-cheng Li jobjectArray obj = NULL; 342bb1e275c0e684dd213f124da77110cdd9d6f090cWu-cheng Li obj = (jobjectArray) env->NewObjectArray(metadata->number_of_faces, 343bb1e275c0e684dd213f124da77110cdd9d6f090cWu-cheng Li mFaceClass, NULL); 344bb1e275c0e684dd213f124da77110cdd9d6f090cWu-cheng Li if (obj == NULL) { 345bb1e275c0e684dd213f124da77110cdd9d6f090cWu-cheng Li LOGE("Couldn't allocate face metadata array"); 346bb1e275c0e684dd213f124da77110cdd9d6f090cWu-cheng Li return; 347bb1e275c0e684dd213f124da77110cdd9d6f090cWu-cheng Li } 348bb1e275c0e684dd213f124da77110cdd9d6f090cWu-cheng Li 349bb1e275c0e684dd213f124da77110cdd9d6f090cWu-cheng Li for (int i = 0; i < metadata->number_of_faces; i++) { 350bb1e275c0e684dd213f124da77110cdd9d6f090cWu-cheng Li jobject face = env->NewObject(mFaceClass, fields.face_constructor); 351bb1e275c0e684dd213f124da77110cdd9d6f090cWu-cheng Li env->SetObjectArrayElement(obj, i, face); 352bb1e275c0e684dd213f124da77110cdd9d6f090cWu-cheng Li 353bb1e275c0e684dd213f124da77110cdd9d6f090cWu-cheng Li jobject rect = env->NewObject(mRectClass, fields.rect_constructor); 354bb1e275c0e684dd213f124da77110cdd9d6f090cWu-cheng Li env->SetIntField(rect, fields.rect_left, metadata->faces[i].rect[0]); 355bb1e275c0e684dd213f124da77110cdd9d6f090cWu-cheng Li env->SetIntField(rect, fields.rect_top, metadata->faces[i].rect[1]); 356bb1e275c0e684dd213f124da77110cdd9d6f090cWu-cheng Li env->SetIntField(rect, fields.rect_right, metadata->faces[i].rect[2]); 357bb1e275c0e684dd213f124da77110cdd9d6f090cWu-cheng Li env->SetIntField(rect, fields.rect_bottom, metadata->faces[i].rect[3]); 358bb1e275c0e684dd213f124da77110cdd9d6f090cWu-cheng Li 359bb1e275c0e684dd213f124da77110cdd9d6f090cWu-cheng Li env->SetObjectField(face, fields.face_rect, rect); 360bb1e275c0e684dd213f124da77110cdd9d6f090cWu-cheng Li env->SetIntField(face, fields.face_score, metadata->faces[i].score); 361bb1e275c0e684dd213f124da77110cdd9d6f090cWu-cheng Li 362bb1e275c0e684dd213f124da77110cdd9d6f090cWu-cheng Li env->DeleteLocalRef(face); 363bb1e275c0e684dd213f124da77110cdd9d6f090cWu-cheng Li env->DeleteLocalRef(rect); 364bb1e275c0e684dd213f124da77110cdd9d6f090cWu-cheng Li } 365bb1e275c0e684dd213f124da77110cdd9d6f090cWu-cheng Li env->CallStaticVoidMethod(mCameraJClass, fields.post_event, 366bb1e275c0e684dd213f124da77110cdd9d6f090cWu-cheng Li mCameraJObjectWeak, msgType, 0, 0, obj); 367bb1e275c0e684dd213f124da77110cdd9d6f090cWu-cheng Li env->DeleteLocalRef(obj); 36859c1a935295cb30c2ba2f759855e89c174b42a07Dave Sparks} 36959c1a935295cb30c2ba2f759855e89c174b42a07Dave Sparks 37094927dffce1626898b59579dfc5af53b5de8cef6Andrew Harpvoid JNICameraContext::setCallbackMode(JNIEnv *env, bool installed, bool manualMode) 37194927dffce1626898b59579dfc5af53b5de8cef6Andrew Harp{ 37294927dffce1626898b59579dfc5af53b5de8cef6Andrew Harp Mutex::Autolock _l(mLock); 37394927dffce1626898b59579dfc5af53b5de8cef6Andrew Harp mManualBufferMode = manualMode; 37494927dffce1626898b59579dfc5af53b5de8cef6Andrew Harp mManualCameraCallbackSet = false; 37594927dffce1626898b59579dfc5af53b5de8cef6Andrew Harp 37694927dffce1626898b59579dfc5af53b5de8cef6Andrew Harp // In order to limit the over usage of binder threads, all non-manual buffer 3779c7ac0d142eaf4b083a309299ab023932a9bb109Iliyan Malchev // callbacks use CAMERA_FRAME_CALLBACK_FLAG_BARCODE_SCANNER mode now. 37894927dffce1626898b59579dfc5af53b5de8cef6Andrew Harp // 37994927dffce1626898b59579dfc5af53b5de8cef6Andrew Harp // Continuous callbacks will have the callback re-registered from handleMessage. 38094927dffce1626898b59579dfc5af53b5de8cef6Andrew Harp // Manual buffer mode will operate as fast as possible, relying on the finite supply 38194927dffce1626898b59579dfc5af53b5de8cef6Andrew Harp // of buffers for throttling. 38294927dffce1626898b59579dfc5af53b5de8cef6Andrew Harp 38394927dffce1626898b59579dfc5af53b5de8cef6Andrew Harp if (!installed) { 3849c7ac0d142eaf4b083a309299ab023932a9bb109Iliyan Malchev mCamera->setPreviewCallbackFlags(CAMERA_FRAME_CALLBACK_FLAG_NOOP); 385e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong clearCallbackBuffers_l(env, &mCallbackBuffers); 38694927dffce1626898b59579dfc5af53b5de8cef6Andrew Harp } else if (mManualBufferMode) { 38794927dffce1626898b59579dfc5af53b5de8cef6Andrew Harp if (!mCallbackBuffers.isEmpty()) { 3889c7ac0d142eaf4b083a309299ab023932a9bb109Iliyan Malchev mCamera->setPreviewCallbackFlags(CAMERA_FRAME_CALLBACK_FLAG_CAMERA); 38994927dffce1626898b59579dfc5af53b5de8cef6Andrew Harp mManualCameraCallbackSet = true; 39094927dffce1626898b59579dfc5af53b5de8cef6Andrew Harp } 39194927dffce1626898b59579dfc5af53b5de8cef6Andrew Harp } else { 3929c7ac0d142eaf4b083a309299ab023932a9bb109Iliyan Malchev mCamera->setPreviewCallbackFlags(CAMERA_FRAME_CALLBACK_FLAG_BARCODE_SCANNER); 393e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong clearCallbackBuffers_l(env, &mCallbackBuffers); 39494927dffce1626898b59579dfc5af53b5de8cef6Andrew Harp } 39594927dffce1626898b59579dfc5af53b5de8cef6Andrew Harp} 39694927dffce1626898b59579dfc5af53b5de8cef6Andrew Harp 397e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dongvoid JNICameraContext::addCallbackBuffer( 398e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong JNIEnv *env, jbyteArray cbb, int msgType) 39994927dffce1626898b59579dfc5af53b5de8cef6Andrew Harp{ 400e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong LOGV("addCallbackBuffer: 0x%x", msgType); 40194927dffce1626898b59579dfc5af53b5de8cef6Andrew Harp if (cbb != NULL) { 40294927dffce1626898b59579dfc5af53b5de8cef6Andrew Harp Mutex::Autolock _l(mLock); 403e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong switch (msgType) { 404e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong case CAMERA_MSG_PREVIEW_FRAME: { 405e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong jbyteArray callbackBuffer = (jbyteArray)env->NewGlobalRef(cbb); 406e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong mCallbackBuffers.push(callbackBuffer); 407e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong 408e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong LOGV("Adding callback buffer to queue, %d total", 409e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong mCallbackBuffers.size()); 410e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong 411e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong // We want to make sure the camera knows we're ready for the 412e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong // next frame. This may have come unset had we not had a 413e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong // callbackbuffer ready for it last time. 414e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong if (mManualBufferMode && !mManualCameraCallbackSet) { 4159c7ac0d142eaf4b083a309299ab023932a9bb109Iliyan Malchev mCamera->setPreviewCallbackFlags(CAMERA_FRAME_CALLBACK_FLAG_CAMERA); 416e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong mManualCameraCallbackSet = true; 417e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong } 418e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong break; 419e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong } 420e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong case CAMERA_MSG_RAW_IMAGE: { 421e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong jbyteArray callbackBuffer = (jbyteArray)env->NewGlobalRef(cbb); 422e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong mRawImageCallbackBuffers.push(callbackBuffer); 423e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong break; 424e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong } 425e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong default: { 426e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong jniThrowException(env, 427e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong "java/lang/IllegalArgumentException", 428e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong "Unsupported message type"); 429e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong return; 430e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong } 43194927dffce1626898b59579dfc5af53b5de8cef6Andrew Harp } 43294927dffce1626898b59579dfc5af53b5de8cef6Andrew Harp } else { 43394927dffce1626898b59579dfc5af53b5de8cef6Andrew Harp LOGE("Null byte array!"); 43494927dffce1626898b59579dfc5af53b5de8cef6Andrew Harp } 43594927dffce1626898b59579dfc5af53b5de8cef6Andrew Harp} 43694927dffce1626898b59579dfc5af53b5de8cef6Andrew Harp 43794927dffce1626898b59579dfc5af53b5de8cef6Andrew Harpvoid JNICameraContext::clearCallbackBuffers_l(JNIEnv *env) 43894927dffce1626898b59579dfc5af53b5de8cef6Andrew Harp{ 439e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong clearCallbackBuffers_l(env, &mCallbackBuffers); 440e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong clearCallbackBuffers_l(env, &mRawImageCallbackBuffers); 441e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong} 442e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong 443e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dongvoid JNICameraContext::clearCallbackBuffers_l(JNIEnv *env, Vector<jbyteArray> *buffers) { 444e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong LOGV("Clearing callback buffers, %d remained", buffers->size()); 445e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong while (!buffers->isEmpty()) { 446e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong env->DeleteGlobalRef(buffers->top()); 447e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong buffers->pop(); 44894927dffce1626898b59579dfc5af53b5de8cef6Andrew Harp } 44994927dffce1626898b59579dfc5af53b5de8cef6Andrew Harp} 45094927dffce1626898b59579dfc5af53b5de8cef6Andrew Harp 451e25cc656392d8866e163f78b60c7791455d0fb44Chih-Chung Changstatic jint android_hardware_Camera_getNumberOfCameras(JNIEnv *env, jobject thiz) 452e25cc656392d8866e163f78b60c7791455d0fb44Chih-Chung Chang{ 453e25cc656392d8866e163f78b60c7791455d0fb44Chih-Chung Chang return Camera::getNumberOfCameras(); 454e25cc656392d8866e163f78b60c7791455d0fb44Chih-Chung Chang} 455e25cc656392d8866e163f78b60c7791455d0fb44Chih-Chung Chang 456b8bb78f54b48868465a9d69d65fda08524ab5ae1Chih-Chung Changstatic void android_hardware_Camera_getCameraInfo(JNIEnv *env, jobject thiz, 457b8bb78f54b48868465a9d69d65fda08524ab5ae1Chih-Chung Chang jint cameraId, jobject info_obj) 458b8bb78f54b48868465a9d69d65fda08524ab5ae1Chih-Chung Chang{ 459b8bb78f54b48868465a9d69d65fda08524ab5ae1Chih-Chung Chang CameraInfo cameraInfo; 460b8bb78f54b48868465a9d69d65fda08524ab5ae1Chih-Chung Chang status_t rc = Camera::getCameraInfo(cameraId, &cameraInfo); 461b8bb78f54b48868465a9d69d65fda08524ab5ae1Chih-Chung Chang if (rc != NO_ERROR) { 46269a017bc1d1649350f830dfada5c6ed5eac0b770Elliott Hughes jniThrowRuntimeException(env, "Fail to get camera info"); 463b8bb78f54b48868465a9d69d65fda08524ab5ae1Chih-Chung Chang return; 464b8bb78f54b48868465a9d69d65fda08524ab5ae1Chih-Chung Chang } 465b8bb78f54b48868465a9d69d65fda08524ab5ae1Chih-Chung Chang env->SetIntField(info_obj, fields.facing, cameraInfo.facing); 466b8bb78f54b48868465a9d69d65fda08524ab5ae1Chih-Chung Chang env->SetIntField(info_obj, fields.orientation, cameraInfo.orientation); 467b8bb78f54b48868465a9d69d65fda08524ab5ae1Chih-Chung Chang} 468b8bb78f54b48868465a9d69d65fda08524ab5ae1Chih-Chung Chang 4699066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project// connect to camera service 470e25cc656392d8866e163f78b60c7791455d0fb44Chih-Chung Changstatic void android_hardware_Camera_native_setup(JNIEnv *env, jobject thiz, 471e25cc656392d8866e163f78b60c7791455d0fb44Chih-Chung Chang jobject weak_this, jint cameraId) 4729066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project{ 473e25cc656392d8866e163f78b60c7791455d0fb44Chih-Chung Chang sp<Camera> camera = Camera::connect(cameraId); 4749066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 4759066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (camera == NULL) { 47669a017bc1d1649350f830dfada5c6ed5eac0b770Elliott Hughes jniThrowRuntimeException(env, "Fail to connect to camera service"); 4779066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return; 4789066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 4799066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 4809066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project // make sure camera hardware is alive 4819066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (camera->getStatus() != NO_ERROR) { 48269a017bc1d1649350f830dfada5c6ed5eac0b770Elliott Hughes jniThrowRuntimeException(env, "Camera initialization failed"); 4839066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return; 4849066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 4859066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 4869066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project jclass clazz = env->GetObjectClass(thiz); 4879066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (clazz == NULL) { 48869a017bc1d1649350f830dfada5c6ed5eac0b770Elliott Hughes jniThrowRuntimeException(env, "Can't find android/hardware/Camera"); 4899066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return; 4909066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 4919066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 4929066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project // We use a weak reference so the Camera object can be garbage collected. 4939066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project // The reference is only used as a proxy for callbacks. 4945e27115995c4506dddf4f1271effd4fb4c935ad3Dave Sparks sp<JNICameraContext> context = new JNICameraContext(env, weak_this, clazz, camera); 4955e27115995c4506dddf4f1271effd4fb4c935ad3Dave Sparks context->incStrong(thiz); 4965e27115995c4506dddf4f1271effd4fb4c935ad3Dave Sparks camera->setListener(context); 4979066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 4989066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project // save context in opaque field 4995e27115995c4506dddf4f1271effd4fb4c935ad3Dave Sparks env->SetIntField(thiz, fields.context, (int)context.get()); 5009066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project} 5019066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 5029066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project// disconnect from camera service 5039066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project// It's okay to call this when the native camera context is already null. 5049066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project// This handles the case where the user has called release() and the 5059066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project// finalizer is invoked later. 5069066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectstatic void android_hardware_Camera_release(JNIEnv *env, jobject thiz) 5079066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project{ 508da57856d749457e495bd860c4ff45aaaf87c9dabDave Sparks // TODO: Change to LOGV 509f5d95cbc1a6974afeb4d3155bdaa8dae55722a39Joe Onorato LOGV("release camera"); 5105e27115995c4506dddf4f1271effd4fb4c935ad3Dave Sparks JNICameraContext* context = NULL; 5119066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project sp<Camera> camera; 5129066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project { 5139066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project Mutex::Autolock _l(sLock); 5145e27115995c4506dddf4f1271effd4fb4c935ad3Dave Sparks context = reinterpret_cast<JNICameraContext*>(env->GetIntField(thiz, fields.context)); 5159066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 5169066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project // Make sure we do not attempt to callback on a deleted Java object. 5179066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project env->SetIntField(thiz, fields.context, 0); 5189066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 5199066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 5209066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project // clean up if release has not been called before 5219066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (context != NULL) { 5225e27115995c4506dddf4f1271effd4fb4c935ad3Dave Sparks camera = context->getCamera(); 5235e27115995c4506dddf4f1271effd4fb4c935ad3Dave Sparks context->release(); 5249066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project LOGV("native_release: context=%p camera=%p", context, camera.get()); 5259066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 5269066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project // clear callbacks 5279066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (camera != NULL) { 5289c7ac0d142eaf4b083a309299ab023932a9bb109Iliyan Malchev camera->setPreviewCallbackFlags(CAMERA_FRAME_CALLBACK_FLAG_NOOP); 5299066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project camera->disconnect(); 5309066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 5319066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 5329066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project // remove context to prevent further Java access 5335e27115995c4506dddf4f1271effd4fb4c935ad3Dave Sparks context->decStrong(thiz); 5349066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 5359066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project} 5369066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 5379066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectstatic void android_hardware_Camera_setPreviewDisplay(JNIEnv *env, jobject thiz, jobject jSurface) 5389066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project{ 5399066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project LOGV("setPreviewDisplay"); 5409066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project sp<Camera> camera = get_native_camera(env, thiz, NULL); 5419066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (camera == 0) return; 5429066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 543b8a10fe45657f2dcc50cae8a06805f8438a6937eWu-cheng Li sp<Surface> surface = NULL; 544b8a10fe45657f2dcc50cae8a06805f8438a6937eWu-cheng Li if (jSurface != NULL) { 545b8a10fe45657f2dcc50cae8a06805f8438a6937eWu-cheng Li surface = reinterpret_cast<Surface*>(env->GetIntField(jSurface, fields.surface)); 546b8a10fe45657f2dcc50cae8a06805f8438a6937eWu-cheng Li } 5479066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (camera->setPreviewDisplay(surface) != NO_ERROR) { 5489066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project jniThrowException(env, "java/io/IOException", "setPreviewDisplay failed"); 5499066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 5509066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project} 5519066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 552fd6f39e147dc077139a41b9c2a4039fbaa20224eJamie Gennisstatic void android_hardware_Camera_setPreviewTexture(JNIEnv *env, 553fd6f39e147dc077139a41b9c2a4039fbaa20224eJamie Gennis jobject thiz, jobject jSurfaceTexture) 554fd6f39e147dc077139a41b9c2a4039fbaa20224eJamie Gennis{ 555fd6f39e147dc077139a41b9c2a4039fbaa20224eJamie Gennis LOGV("setPreviewTexture"); 556fd6f39e147dc077139a41b9c2a4039fbaa20224eJamie Gennis sp<Camera> camera = get_native_camera(env, thiz, NULL); 557fd6f39e147dc077139a41b9c2a4039fbaa20224eJamie Gennis if (camera == 0) return; 558fd6f39e147dc077139a41b9c2a4039fbaa20224eJamie Gennis 559fd6f39e147dc077139a41b9c2a4039fbaa20224eJamie Gennis sp<SurfaceTexture> surfaceTexture = NULL; 560fd6f39e147dc077139a41b9c2a4039fbaa20224eJamie Gennis if (jSurfaceTexture != NULL) { 561fd6f39e147dc077139a41b9c2a4039fbaa20224eJamie Gennis surfaceTexture = reinterpret_cast<SurfaceTexture*>(env->GetIntField( 562fd6f39e147dc077139a41b9c2a4039fbaa20224eJamie Gennis jSurfaceTexture, fields.surfaceTexture)); 563fd6f39e147dc077139a41b9c2a4039fbaa20224eJamie Gennis } 564fd6f39e147dc077139a41b9c2a4039fbaa20224eJamie Gennis if (camera->setPreviewTexture(surfaceTexture) != NO_ERROR) { 565fd6f39e147dc077139a41b9c2a4039fbaa20224eJamie Gennis jniThrowException(env, "java/io/IOException", 566fd6f39e147dc077139a41b9c2a4039fbaa20224eJamie Gennis "setPreviewTexture failed"); 567fd6f39e147dc077139a41b9c2a4039fbaa20224eJamie Gennis } 568fd6f39e147dc077139a41b9c2a4039fbaa20224eJamie Gennis} 569fd6f39e147dc077139a41b9c2a4039fbaa20224eJamie Gennis 5709066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectstatic void android_hardware_Camera_startPreview(JNIEnv *env, jobject thiz) 5719066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project{ 5729066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project LOGV("startPreview"); 5739066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project sp<Camera> camera = get_native_camera(env, thiz, NULL); 5749066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (camera == 0) return; 5759066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 5769066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (camera->startPreview() != NO_ERROR) { 57769a017bc1d1649350f830dfada5c6ed5eac0b770Elliott Hughes jniThrowRuntimeException(env, "startPreview failed"); 5789066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return; 5799066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 5809066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project} 5819066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 5829066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectstatic void android_hardware_Camera_stopPreview(JNIEnv *env, jobject thiz) 5839066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project{ 5849066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project LOGV("stopPreview"); 5859066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project sp<Camera> c = get_native_camera(env, thiz, NULL); 5869066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (c == 0) return; 5879066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 5889066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project c->stopPreview(); 5899066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project} 5909066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 5919066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectstatic bool android_hardware_Camera_previewEnabled(JNIEnv *env, jobject thiz) 5929066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project{ 5939066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project LOGV("previewEnabled"); 5949066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project sp<Camera> c = get_native_camera(env, thiz, NULL); 5959066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (c == 0) return false; 5969066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 5979066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return c->previewEnabled(); 5989066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project} 5999066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 60094927dffce1626898b59579dfc5af53b5de8cef6Andrew Harpstatic void android_hardware_Camera_setHasPreviewCallback(JNIEnv *env, jobject thiz, jboolean installed, jboolean manualBuffer) 6019066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project{ 60294927dffce1626898b59579dfc5af53b5de8cef6Andrew Harp LOGV("setHasPreviewCallback: installed:%d, manualBuffer:%d", (int)installed, (int)manualBuffer); 6039066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project // Important: Only install preview_callback if the Java code has called 6049066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project // setPreviewCallback() with a non-null value, otherwise we'd pay to memcpy 6059066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project // each preview frame for nothing. 6065e27115995c4506dddf4f1271effd4fb4c935ad3Dave Sparks JNICameraContext* context; 6079066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project sp<Camera> camera = get_native_camera(env, thiz, &context); 6089066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (camera == 0) return; 6099066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 61094927dffce1626898b59579dfc5af53b5de8cef6Andrew Harp // setCallbackMode will take care of setting the context flags and calling 61194927dffce1626898b59579dfc5af53b5de8cef6Andrew Harp // camera->setPreviewCallbackFlags within a mutex for us. 61294927dffce1626898b59579dfc5af53b5de8cef6Andrew Harp context->setCallbackMode(env, installed, manualBuffer); 61394927dffce1626898b59579dfc5af53b5de8cef6Andrew Harp} 61494927dffce1626898b59579dfc5af53b5de8cef6Andrew Harp 615e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dongstatic void android_hardware_Camera_addCallbackBuffer(JNIEnv *env, jobject thiz, jbyteArray bytes, int msgType) { 616e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong LOGV("addCallbackBuffer: 0x%x", msgType); 61794927dffce1626898b59579dfc5af53b5de8cef6Andrew Harp 61894927dffce1626898b59579dfc5af53b5de8cef6Andrew Harp JNICameraContext* context = reinterpret_cast<JNICameraContext*>(env->GetIntField(thiz, fields.context)); 61994927dffce1626898b59579dfc5af53b5de8cef6Andrew Harp 62094927dffce1626898b59579dfc5af53b5de8cef6Andrew Harp if (context != NULL) { 621e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong context->addCallbackBuffer(env, bytes, msgType); 6229066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 6239066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project} 6249066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 6259066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectstatic void android_hardware_Camera_autoFocus(JNIEnv *env, jobject thiz) 6269066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project{ 6279066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project LOGV("autoFocus"); 6285e27115995c4506dddf4f1271effd4fb4c935ad3Dave Sparks JNICameraContext* context; 6299066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project sp<Camera> c = get_native_camera(env, thiz, &context); 6309066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (c == 0) return; 6319066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 6329066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (c->autoFocus() != NO_ERROR) { 63369a017bc1d1649350f830dfada5c6ed5eac0b770Elliott Hughes jniThrowRuntimeException(env, "autoFocus failed"); 6349066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 6359066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project} 6369066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 637244f8c26365a303d9dd861bd48a29a4b48578da1Chih-Chung Changstatic void android_hardware_Camera_cancelAutoFocus(JNIEnv *env, jobject thiz) 638244f8c26365a303d9dd861bd48a29a4b48578da1Chih-Chung Chang{ 639244f8c26365a303d9dd861bd48a29a4b48578da1Chih-Chung Chang LOGV("cancelAutoFocus"); 640244f8c26365a303d9dd861bd48a29a4b48578da1Chih-Chung Chang JNICameraContext* context; 641244f8c26365a303d9dd861bd48a29a4b48578da1Chih-Chung Chang sp<Camera> c = get_native_camera(env, thiz, &context); 642244f8c26365a303d9dd861bd48a29a4b48578da1Chih-Chung Chang if (c == 0) return; 643244f8c26365a303d9dd861bd48a29a4b48578da1Chih-Chung Chang 644244f8c26365a303d9dd861bd48a29a4b48578da1Chih-Chung Chang if (c->cancelAutoFocus() != NO_ERROR) { 64569a017bc1d1649350f830dfada5c6ed5eac0b770Elliott Hughes jniThrowRuntimeException(env, "cancelAutoFocus failed"); 646244f8c26365a303d9dd861bd48a29a4b48578da1Chih-Chung Chang } 647244f8c26365a303d9dd861bd48a29a4b48578da1Chih-Chung Chang} 648244f8c26365a303d9dd861bd48a29a4b48578da1Chih-Chung Chang 649e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dongstatic void android_hardware_Camera_takePicture(JNIEnv *env, jobject thiz, int msgType) 6509066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project{ 6519066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project LOGV("takePicture"); 6525e27115995c4506dddf4f1271effd4fb4c935ad3Dave Sparks JNICameraContext* context; 6539066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project sp<Camera> camera = get_native_camera(env, thiz, &context); 6549066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (camera == 0) return; 6559066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 656e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong /* 657e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong * When CAMERA_MSG_RAW_IMAGE is requested, if the raw image callback 658e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong * buffer is available, CAMERA_MSG_RAW_IMAGE is enabled to get the 659e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong * notification _and_ the data; otherwise, CAMERA_MSG_RAW_IMAGE_NOTIFY 660e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong * is enabled to receive the callback notification but no data. 661e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong * 662e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong * Note that CAMERA_MSG_RAW_IMAGE_NOTIFY is not exposed to the 663e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong * Java application. 664e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong */ 665e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong if (msgType & CAMERA_MSG_RAW_IMAGE) { 666e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong LOGV("Enable raw image callback buffer"); 667e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong if (!context->isRawImageCallbackBufferAvailable()) { 668e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong LOGV("Enable raw image notification, since no callback buffer exists"); 669e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong msgType &= ~CAMERA_MSG_RAW_IMAGE; 670e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong msgType |= CAMERA_MSG_RAW_IMAGE_NOTIFY; 671e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong } 672e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong } 673e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong 674e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong if (camera->takePicture(msgType) != NO_ERROR) { 67569a017bc1d1649350f830dfada5c6ed5eac0b770Elliott Hughes jniThrowRuntimeException(env, "takePicture failed"); 6769066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return; 6779066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 6789066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project} 6799066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 6809066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectstatic void android_hardware_Camera_setParameters(JNIEnv *env, jobject thiz, jstring params) 6819066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project{ 6829066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project LOGV("setParameters"); 6839066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project sp<Camera> camera = get_native_camera(env, thiz, NULL); 6849066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (camera == 0) return; 6859066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 6869066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project const jchar* str = env->GetStringCritical(params, 0); 6879066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project String8 params8; 6889066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (params) { 6899066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project params8 = String8(str, env->GetStringLength(params)); 6909066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project env->ReleaseStringCritical(params, str); 6919066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 6929066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (camera->setParameters(params8) != NO_ERROR) { 69369a017bc1d1649350f830dfada5c6ed5eac0b770Elliott Hughes jniThrowRuntimeException(env, "setParameters failed"); 6949066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return; 6959066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 6969066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project} 6979066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 6989066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectstatic jstring android_hardware_Camera_getParameters(JNIEnv *env, jobject thiz) 6999066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project{ 7009066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project LOGV("getParameters"); 7019066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project sp<Camera> camera = get_native_camera(env, thiz, NULL); 7029066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (camera == 0) return 0; 7039066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 7049066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return env->NewStringUTF(camera->getParameters().string()); 7059066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project} 7069066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 7079066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectstatic void android_hardware_Camera_reconnect(JNIEnv *env, jobject thiz) 7089066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project{ 7099066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project LOGV("reconnect"); 7109066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project sp<Camera> camera = get_native_camera(env, thiz, NULL); 7119066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (camera == 0) return; 7129066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 7139066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (camera->reconnect() != NO_ERROR) { 7149066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project jniThrowException(env, "java/io/IOException", "reconnect failed"); 7159066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return; 7169066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 7179066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project} 7189066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 719ffe1cf251a4f8469695b8acfa37270684dc1b70cWu-cheng Listatic void android_hardware_Camera_lock(JNIEnv *env, jobject thiz) 7209066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project{ 7219066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project LOGV("lock"); 7229066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project sp<Camera> camera = get_native_camera(env, thiz, NULL); 723ffe1cf251a4f8469695b8acfa37270684dc1b70cWu-cheng Li if (camera == 0) return; 724ffe1cf251a4f8469695b8acfa37270684dc1b70cWu-cheng Li 725ffe1cf251a4f8469695b8acfa37270684dc1b70cWu-cheng Li if (camera->lock() != NO_ERROR) { 72669a017bc1d1649350f830dfada5c6ed5eac0b770Elliott Hughes jniThrowRuntimeException(env, "lock failed"); 727ffe1cf251a4f8469695b8acfa37270684dc1b70cWu-cheng Li } 7289066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project} 7299066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 730ffe1cf251a4f8469695b8acfa37270684dc1b70cWu-cheng Listatic void android_hardware_Camera_unlock(JNIEnv *env, jobject thiz) 7319066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project{ 7329066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project LOGV("unlock"); 7339066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project sp<Camera> camera = get_native_camera(env, thiz, NULL); 734ffe1cf251a4f8469695b8acfa37270684dc1b70cWu-cheng Li if (camera == 0) return; 735ffe1cf251a4f8469695b8acfa37270684dc1b70cWu-cheng Li 736ffe1cf251a4f8469695b8acfa37270684dc1b70cWu-cheng Li if (camera->unlock() != NO_ERROR) { 73769a017bc1d1649350f830dfada5c6ed5eac0b770Elliott Hughes jniThrowRuntimeException(env, "unlock failed"); 738ffe1cf251a4f8469695b8acfa37270684dc1b70cWu-cheng Li } 7399066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project} 7409066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 74136f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Listatic void android_hardware_Camera_startSmoothZoom(JNIEnv *env, jobject thiz, jint value) 74236f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li{ 743f5d95cbc1a6974afeb4d3155bdaa8dae55722a39Joe Onorato LOGV("startSmoothZoom"); 74436f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li sp<Camera> camera = get_native_camera(env, thiz, NULL); 74536f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li if (camera == 0) return; 74636f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li 7470ca25191c663ef229f1f475b17899f2017ed6980Wu-cheng Li status_t rc = camera->sendCommand(CAMERA_CMD_START_SMOOTH_ZOOM, value, 0); 7480ca25191c663ef229f1f475b17899f2017ed6980Wu-cheng Li if (rc == BAD_VALUE) { 7490ca25191c663ef229f1f475b17899f2017ed6980Wu-cheng Li char msg[64]; 7500ca25191c663ef229f1f475b17899f2017ed6980Wu-cheng Li sprintf(msg, "invalid zoom value=%d", value); 7510ca25191c663ef229f1f475b17899f2017ed6980Wu-cheng Li jniThrowException(env, "java/lang/IllegalArgumentException", msg); 7520ca25191c663ef229f1f475b17899f2017ed6980Wu-cheng Li } else if (rc != NO_ERROR) { 75369a017bc1d1649350f830dfada5c6ed5eac0b770Elliott Hughes jniThrowRuntimeException(env, "start smooth zoom failed"); 75436f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li } 75536f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li} 75636f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li 75736f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Listatic void android_hardware_Camera_stopSmoothZoom(JNIEnv *env, jobject thiz) 75836f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li{ 759f5d95cbc1a6974afeb4d3155bdaa8dae55722a39Joe Onorato LOGV("stopSmoothZoom"); 76036f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li sp<Camera> camera = get_native_camera(env, thiz, NULL); 76136f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li if (camera == 0) return; 76236f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li 76336f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li if (camera->sendCommand(CAMERA_CMD_STOP_SMOOTH_ZOOM, 0, 0) != NO_ERROR) { 76469a017bc1d1649350f830dfada5c6ed5eac0b770Elliott Hughes jniThrowRuntimeException(env, "stop smooth zoom failed"); 76536f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li } 76636f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li} 76736f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li 768d1d7706fce19a9a0cf71ff9b65f3aba9b89eeb3bChih-Chung Changstatic void android_hardware_Camera_setDisplayOrientation(JNIEnv *env, jobject thiz, 769d1d7706fce19a9a0cf71ff9b65f3aba9b89eeb3bChih-Chung Chang jint value) 770d1d7706fce19a9a0cf71ff9b65f3aba9b89eeb3bChih-Chung Chang{ 771d1d7706fce19a9a0cf71ff9b65f3aba9b89eeb3bChih-Chung Chang LOGV("setDisplayOrientation"); 772d1d7706fce19a9a0cf71ff9b65f3aba9b89eeb3bChih-Chung Chang sp<Camera> camera = get_native_camera(env, thiz, NULL); 773d1d7706fce19a9a0cf71ff9b65f3aba9b89eeb3bChih-Chung Chang if (camera == 0) return; 774d1d7706fce19a9a0cf71ff9b65f3aba9b89eeb3bChih-Chung Chang 775d1d7706fce19a9a0cf71ff9b65f3aba9b89eeb3bChih-Chung Chang if (camera->sendCommand(CAMERA_CMD_SET_DISPLAY_ORIENTATION, value, 0) != NO_ERROR) { 77669a017bc1d1649350f830dfada5c6ed5eac0b770Elliott Hughes jniThrowRuntimeException(env, "set display orientation failed"); 777d1d7706fce19a9a0cf71ff9b65f3aba9b89eeb3bChih-Chung Chang } 778d1d7706fce19a9a0cf71ff9b65f3aba9b89eeb3bChih-Chung Chang} 779d1d7706fce19a9a0cf71ff9b65f3aba9b89eeb3bChih-Chung Chang 7804c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Listatic void android_hardware_Camera_startFaceDetection(JNIEnv *env, jobject thiz, 781bb1e275c0e684dd213f124da77110cdd9d6f090cWu-cheng Li jint type) 7824c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li{ 7834c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li LOGV("startFaceDetection"); 7844c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li JNICameraContext* context; 7854c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li sp<Camera> camera = get_native_camera(env, thiz, &context); 7864c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li if (camera == 0) return; 7874c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li 7884c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li status_t rc = camera->sendCommand(CAMERA_CMD_START_FACE_DETECTION, type, 0); 7894c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li if (rc == BAD_VALUE) { 7904c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li char msg[64]; 7914c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li snprintf(msg, sizeof(msg), "invalid face detection type=%d", type); 7924c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li jniThrowException(env, "java/lang/IllegalArgumentException", msg); 7934c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li } else if (rc != NO_ERROR) { 7944c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li jniThrowRuntimeException(env, "start face detection failed"); 7954c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li } 7964c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li} 7974c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li 7984c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Listatic void android_hardware_Camera_stopFaceDetection(JNIEnv *env, jobject thiz) 7994c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li{ 8004c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li LOGV("stopFaceDetection"); 8014c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li sp<Camera> camera = get_native_camera(env, thiz, NULL); 8024c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li if (camera == 0) return; 8034c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li 8044c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li if (camera->sendCommand(CAMERA_CMD_STOP_FACE_DETECTION, 0, 0) != NO_ERROR) { 8054c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li jniThrowRuntimeException(env, "stop face detection failed"); 8064c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li } 8074c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li} 8084c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li 8099066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project//------------------------------------------------- 8109066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 8119066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectstatic JNINativeMethod camMethods[] = { 812e25cc656392d8866e163f78b60c7791455d0fb44Chih-Chung Chang { "getNumberOfCameras", 813e25cc656392d8866e163f78b60c7791455d0fb44Chih-Chung Chang "()I", 814e25cc656392d8866e163f78b60c7791455d0fb44Chih-Chung Chang (void *)android_hardware_Camera_getNumberOfCameras }, 815b8bb78f54b48868465a9d69d65fda08524ab5ae1Chih-Chung Chang { "getCameraInfo", 816b8bb78f54b48868465a9d69d65fda08524ab5ae1Chih-Chung Chang "(ILandroid/hardware/Camera$CameraInfo;)V", 817b8bb78f54b48868465a9d69d65fda08524ab5ae1Chih-Chung Chang (void*)android_hardware_Camera_getCameraInfo }, 8189066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project { "native_setup", 819e25cc656392d8866e163f78b60c7791455d0fb44Chih-Chung Chang "(Ljava/lang/Object;I)V", 8209066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project (void*)android_hardware_Camera_native_setup }, 8219066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project { "native_release", 8229066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project "()V", 8239066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project (void*)android_hardware_Camera_release }, 8249066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project { "setPreviewDisplay", 8259066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project "(Landroid/view/Surface;)V", 8269066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project (void *)android_hardware_Camera_setPreviewDisplay }, 827fd6f39e147dc077139a41b9c2a4039fbaa20224eJamie Gennis { "setPreviewTexture", 828fd6f39e147dc077139a41b9c2a4039fbaa20224eJamie Gennis "(Landroid/graphics/SurfaceTexture;)V", 829fd6f39e147dc077139a41b9c2a4039fbaa20224eJamie Gennis (void *)android_hardware_Camera_setPreviewTexture }, 8309066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project { "startPreview", 8319066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project "()V", 8329066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project (void *)android_hardware_Camera_startPreview }, 8334c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li { "_stopPreview", 8349066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project "()V", 8359066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project (void *)android_hardware_Camera_stopPreview }, 8369066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project { "previewEnabled", 8379066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project "()Z", 8389066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project (void *)android_hardware_Camera_previewEnabled }, 8399066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project { "setHasPreviewCallback", 8409066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project "(ZZ)V", 8419066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project (void *)android_hardware_Camera_setHasPreviewCallback }, 842e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong { "_addCallbackBuffer", 843e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong "([BI)V", 84494927dffce1626898b59579dfc5af53b5de8cef6Andrew Harp (void *)android_hardware_Camera_addCallbackBuffer }, 8459066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project { "native_autoFocus", 8469066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project "()V", 8479066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project (void *)android_hardware_Camera_autoFocus }, 848244f8c26365a303d9dd861bd48a29a4b48578da1Chih-Chung Chang { "native_cancelAutoFocus", 849244f8c26365a303d9dd861bd48a29a4b48578da1Chih-Chung Chang "()V", 850244f8c26365a303d9dd861bd48a29a4b48578da1Chih-Chung Chang (void *)android_hardware_Camera_cancelAutoFocus }, 8519066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project { "native_takePicture", 852e00cab707dcaf6f05adb5ccb9c80fdf25c483427James Dong "(I)V", 8539066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project (void *)android_hardware_Camera_takePicture }, 8549066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project { "native_setParameters", 8559066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project "(Ljava/lang/String;)V", 8569066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project (void *)android_hardware_Camera_setParameters }, 8579066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project { "native_getParameters", 8589066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project "()Ljava/lang/String;", 8599066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project (void *)android_hardware_Camera_getParameters }, 8609066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project { "reconnect", 8619066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project "()V", 8629066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project (void*)android_hardware_Camera_reconnect }, 8639066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project { "lock", 864ffe1cf251a4f8469695b8acfa37270684dc1b70cWu-cheng Li "()V", 8659066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project (void*)android_hardware_Camera_lock }, 8669066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project { "unlock", 867ffe1cf251a4f8469695b8acfa37270684dc1b70cWu-cheng Li "()V", 8689066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project (void*)android_hardware_Camera_unlock }, 86936f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li { "startSmoothZoom", 87036f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li "(I)V", 87136f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li (void *)android_hardware_Camera_startSmoothZoom }, 87236f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li { "stopSmoothZoom", 87336f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li "()V", 87436f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li (void *)android_hardware_Camera_stopSmoothZoom }, 875d1d7706fce19a9a0cf71ff9b65f3aba9b89eeb3bChih-Chung Chang { "setDisplayOrientation", 876d1d7706fce19a9a0cf71ff9b65f3aba9b89eeb3bChih-Chung Chang "(I)V", 877d1d7706fce19a9a0cf71ff9b65f3aba9b89eeb3bChih-Chung Chang (void *)android_hardware_Camera_setDisplayOrientation }, 8784c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li { "_startFaceDetection", 8794c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li "(I)V", 8804c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li (void *)android_hardware_Camera_startFaceDetection }, 8814c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li { "_stopFaceDetection", 8824c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li "()V", 8834c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li (void *)android_hardware_Camera_stopFaceDetection}, 8849066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project}; 8859066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 8869066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectstruct field { 8879066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project const char *class_name; 8889066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project const char *field_name; 8899066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project const char *field_type; 8909066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project jfieldID *jfield; 8919066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project}; 8929066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 8939066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectstatic int find_fields(JNIEnv *env, field *fields, int count) 8949066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project{ 8959066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project for (int i = 0; i < count; i++) { 8969066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project field *f = &fields[i]; 8979066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project jclass clazz = env->FindClass(f->class_name); 8989066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (clazz == NULL) { 8999066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project LOGE("Can't find %s", f->class_name); 9009066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return -1; 9019066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 9029066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 9039066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project jfieldID field = env->GetFieldID(clazz, f->field_name, f->field_type); 9049066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (field == NULL) { 9059066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project LOGE("Can't find %s.%s", f->class_name, f->field_name); 9069066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return -1; 9079066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 9089066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 9099066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project *(f->jfield) = field; 9109066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 9119066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 9129066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return 0; 9139066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project} 9149066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 9159066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project// Get all the required offsets in java class and register native functions 9169066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectint register_android_hardware_Camera(JNIEnv *env) 9179066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project{ 9189066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project field fields_to_find[] = { 9199066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project { "android/hardware/Camera", "mNativeContext", "I", &fields.context }, 920b8bb78f54b48868465a9d69d65fda08524ab5ae1Chih-Chung Chang { "android/view/Surface", ANDROID_VIEW_SURFACE_JNI_ID, "I", &fields.surface }, 921fd6f39e147dc077139a41b9c2a4039fbaa20224eJamie Gennis { "android/graphics/SurfaceTexture", 922fd6f39e147dc077139a41b9c2a4039fbaa20224eJamie Gennis ANDROID_GRAPHICS_SURFACETEXTURE_JNI_ID, "I", &fields.surfaceTexture }, 9233fd5fa4ca9dbdd5be46ec2952c7038cdd59e35d5Wu-cheng Li { "android/hardware/Camera$CameraInfo", "facing", "I", &fields.facing }, 9243fd5fa4ca9dbdd5be46ec2952c7038cdd59e35d5Wu-cheng Li { "android/hardware/Camera$CameraInfo", "orientation", "I", &fields.orientation }, 925f0d6a48c6ad852b84687127f14b1ffde02416dc4Wu-cheng Li { "android/hardware/Camera$Face", "rect", "Landroid/graphics/Rect;", &fields.face_rect }, 926f0d6a48c6ad852b84687127f14b1ffde02416dc4Wu-cheng Li { "android/hardware/Camera$Face", "score", "I", &fields.face_score }, 9274c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li { "android/graphics/Rect", "left", "I", &fields.rect_left }, 9284c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li { "android/graphics/Rect", "top", "I", &fields.rect_top }, 9294c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li { "android/graphics/Rect", "right", "I", &fields.rect_right }, 9304c2292efbbfe7338138a9a0e8eefeaabdef1a0b4Wu-cheng Li { "android/graphics/Rect", "bottom", "I", &fields.rect_bottom }, 9319066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project }; 9329066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 9339066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (find_fields(env, fields_to_find, NELEM(fields_to_find)) < 0) 9349066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return -1; 9359066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 9369066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project jclass clazz = env->FindClass("android/hardware/Camera"); 9379066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project fields.post_event = env->GetStaticMethodID(clazz, "postEventFromNative", 9389066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project "(Ljava/lang/Object;IIILjava/lang/Object;)V"); 9399066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (fields.post_event == NULL) { 9409066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project LOGE("Can't find android/hardware/Camera.postEventFromNative"); 9419066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return -1; 9429066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 9439066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 944bb1e275c0e684dd213f124da77110cdd9d6f090cWu-cheng Li clazz = env->FindClass("android/graphics/Rect"); 945bb1e275c0e684dd213f124da77110cdd9d6f090cWu-cheng Li fields.rect_constructor = env->GetMethodID(clazz, "<init>", "()V"); 946bb1e275c0e684dd213f124da77110cdd9d6f090cWu-cheng Li if (fields.rect_constructor == NULL) { 947bb1e275c0e684dd213f124da77110cdd9d6f090cWu-cheng Li LOGE("Can't find android/graphics/Rect.Rect()"); 948bb1e275c0e684dd213f124da77110cdd9d6f090cWu-cheng Li return -1; 949bb1e275c0e684dd213f124da77110cdd9d6f090cWu-cheng Li } 950bb1e275c0e684dd213f124da77110cdd9d6f090cWu-cheng Li 951bb1e275c0e684dd213f124da77110cdd9d6f090cWu-cheng Li clazz = env->FindClass("android/hardware/Camera$Face"); 952bb1e275c0e684dd213f124da77110cdd9d6f090cWu-cheng Li fields.face_constructor = env->GetMethodID(clazz, "<init>", "()V"); 953bb1e275c0e684dd213f124da77110cdd9d6f090cWu-cheng Li if (fields.face_constructor == NULL) { 954bb1e275c0e684dd213f124da77110cdd9d6f090cWu-cheng Li LOGE("Can't find android/hardware/Camera$Face.Face()"); 955bb1e275c0e684dd213f124da77110cdd9d6f090cWu-cheng Li return -1; 956bb1e275c0e684dd213f124da77110cdd9d6f090cWu-cheng Li } 9579066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 9589066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project // Register native functions 9599066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return AndroidRuntime::registerNativeMethods(env, "android/hardware/Camera", 9609066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project camMethods, NELEM(camMethods)); 9619066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project} 962