android_hardware_Camera.cpp revision fd6f39e147dc077139a41b9c2a4039fbaa20224e
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; 419066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project jmethodID post_event; 429066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project}; 439066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 449066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectstatic fields_t fields; 459066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectstatic Mutex sLock; 469066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 475e27115995c4506dddf4f1271effd4fb4c935ad3Dave Sparks// provides persistent context for calls from native code to Java 485e27115995c4506dddf4f1271effd4fb4c935ad3Dave Sparksclass JNICameraContext: public CameraListener 495e27115995c4506dddf4f1271effd4fb4c935ad3Dave Sparks{ 505e27115995c4506dddf4f1271effd4fb4c935ad3Dave Sparkspublic: 515e27115995c4506dddf4f1271effd4fb4c935ad3Dave Sparks JNICameraContext(JNIEnv* env, jobject weak_this, jclass clazz, const sp<Camera>& camera); 525e27115995c4506dddf4f1271effd4fb4c935ad3Dave Sparks ~JNICameraContext() { release(); } 535e27115995c4506dddf4f1271effd4fb4c935ad3Dave Sparks virtual void notify(int32_t msgType, int32_t ext1, int32_t ext2); 545e27115995c4506dddf4f1271effd4fb4c935ad3Dave Sparks virtual void postData(int32_t msgType, const sp<IMemory>& dataPtr); 5559c1a935295cb30c2ba2f759855e89c174b42a07Dave Sparks virtual void postDataTimestamp(nsecs_t timestamp, int32_t msgType, const sp<IMemory>& dataPtr); 5694927dffce1626898b59579dfc5af53b5de8cef6Andrew Harp void addCallbackBuffer(JNIEnv *env, jbyteArray cbb); 5794927dffce1626898b59579dfc5af53b5de8cef6Andrew Harp void setCallbackMode(JNIEnv *env, bool installed, bool manualMode); 585e27115995c4506dddf4f1271effd4fb4c935ad3Dave Sparks sp<Camera> getCamera() { Mutex::Autolock _l(mLock); return mCamera; } 595e27115995c4506dddf4f1271effd4fb4c935ad3Dave Sparks void release(); 605e27115995c4506dddf4f1271effd4fb4c935ad3Dave Sparks 615e27115995c4506dddf4f1271effd4fb4c935ad3Dave Sparksprivate: 625e27115995c4506dddf4f1271effd4fb4c935ad3Dave Sparks void copyAndPost(JNIEnv* env, const sp<IMemory>& dataPtr, int msgType); 6394927dffce1626898b59579dfc5af53b5de8cef6Andrew Harp void clearCallbackBuffers_l(JNIEnv *env); 645e27115995c4506dddf4f1271effd4fb4c935ad3Dave Sparks 659066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project jobject mCameraJObjectWeak; // weak reference to java object 669066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project jclass mCameraJClass; // strong reference to java class 67ffe1cf251a4f8469695b8acfa37270684dc1b70cWu-cheng Li sp<Camera> mCamera; // strong reference to native object 685e27115995c4506dddf4f1271effd4fb4c935ad3Dave Sparks Mutex mLock; 6994927dffce1626898b59579dfc5af53b5de8cef6Andrew Harp 7094927dffce1626898b59579dfc5af53b5de8cef6Andrew Harp Vector<jbyteArray> mCallbackBuffers; // Global reference application managed byte[] 7194927dffce1626898b59579dfc5af53b5de8cef6Andrew Harp bool mManualBufferMode; // Whether to use application managed buffers. 7294927dffce1626898b59579dfc5af53b5de8cef6Andrew Harp bool mManualCameraCallbackSet; // Whether the callback has been set, used to reduce unnecessary calls to set the callback. 739066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project}; 749066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 755e27115995c4506dddf4f1271effd4fb4c935ad3Dave Sparkssp<Camera> get_native_camera(JNIEnv *env, jobject thiz, JNICameraContext** pContext) 769066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project{ 779066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project sp<Camera> camera; 789066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project Mutex::Autolock _l(sLock); 795e27115995c4506dddf4f1271effd4fb4c935ad3Dave Sparks JNICameraContext* context = reinterpret_cast<JNICameraContext*>(env->GetIntField(thiz, fields.context)); 809066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (context != NULL) { 815e27115995c4506dddf4f1271effd4fb4c935ad3Dave Sparks camera = context->getCamera(); 829066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 839066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project LOGV("get_native_camera: context=%p, camera=%p", context, camera.get()); 849066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (camera == 0) { 859066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project jniThrowException(env, "java/lang/RuntimeException", "Method called after release()"); 869066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 879066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 889066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (pContext != NULL) *pContext = context; 899066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return camera; 909066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project} 919066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 925e27115995c4506dddf4f1271effd4fb4c935ad3Dave SparksJNICameraContext::JNICameraContext(JNIEnv* env, jobject weak_this, jclass clazz, const sp<Camera>& camera) 939066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project{ 945e27115995c4506dddf4f1271effd4fb4c935ad3Dave Sparks mCameraJObjectWeak = env->NewGlobalRef(weak_this); 955e27115995c4506dddf4f1271effd4fb4c935ad3Dave Sparks mCameraJClass = (jclass)env->NewGlobalRef(clazz); 965e27115995c4506dddf4f1271effd4fb4c935ad3Dave Sparks mCamera = camera; 9794927dffce1626898b59579dfc5af53b5de8cef6Andrew Harp 9894927dffce1626898b59579dfc5af53b5de8cef6Andrew Harp mManualBufferMode = false; 9994927dffce1626898b59579dfc5af53b5de8cef6Andrew Harp mManualCameraCallbackSet = false; 1005e27115995c4506dddf4f1271effd4fb4c935ad3Dave Sparks} 1019066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 1025e27115995c4506dddf4f1271effd4fb4c935ad3Dave Sparksvoid JNICameraContext::release() 1035e27115995c4506dddf4f1271effd4fb4c935ad3Dave Sparks{ 1045e27115995c4506dddf4f1271effd4fb4c935ad3Dave Sparks LOGV("release"); 1055e27115995c4506dddf4f1271effd4fb4c935ad3Dave Sparks Mutex::Autolock _l(mLock); 1065e27115995c4506dddf4f1271effd4fb4c935ad3Dave Sparks JNIEnv *env = AndroidRuntime::getJNIEnv(); 1079066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 1085e27115995c4506dddf4f1271effd4fb4c935ad3Dave Sparks if (mCameraJObjectWeak != NULL) { 1095e27115995c4506dddf4f1271effd4fb4c935ad3Dave Sparks env->DeleteGlobalRef(mCameraJObjectWeak); 1105e27115995c4506dddf4f1271effd4fb4c935ad3Dave Sparks mCameraJObjectWeak = NULL; 1115e27115995c4506dddf4f1271effd4fb4c935ad3Dave Sparks } 1125e27115995c4506dddf4f1271effd4fb4c935ad3Dave Sparks if (mCameraJClass != NULL) { 1135e27115995c4506dddf4f1271effd4fb4c935ad3Dave Sparks env->DeleteGlobalRef(mCameraJClass); 1145e27115995c4506dddf4f1271effd4fb4c935ad3Dave Sparks mCameraJClass = NULL; 1155e27115995c4506dddf4f1271effd4fb4c935ad3Dave Sparks } 11694927dffce1626898b59579dfc5af53b5de8cef6Andrew Harp clearCallbackBuffers_l(env); 1175e27115995c4506dddf4f1271effd4fb4c935ad3Dave Sparks mCamera.clear(); 1185e27115995c4506dddf4f1271effd4fb4c935ad3Dave Sparks} 1195e27115995c4506dddf4f1271effd4fb4c935ad3Dave Sparks 1205e27115995c4506dddf4f1271effd4fb4c935ad3Dave Sparksvoid JNICameraContext::notify(int32_t msgType, int32_t ext1, int32_t ext2) 1215e27115995c4506dddf4f1271effd4fb4c935ad3Dave Sparks{ 1225e27115995c4506dddf4f1271effd4fb4c935ad3Dave Sparks LOGV("notify"); 1235e27115995c4506dddf4f1271effd4fb4c935ad3Dave Sparks 1245e27115995c4506dddf4f1271effd4fb4c935ad3Dave Sparks // VM pointer will be NULL if object is released 1255e27115995c4506dddf4f1271effd4fb4c935ad3Dave Sparks Mutex::Autolock _l(mLock); 1265e27115995c4506dddf4f1271effd4fb4c935ad3Dave Sparks if (mCameraJObjectWeak == NULL) { 1275e27115995c4506dddf4f1271effd4fb4c935ad3Dave Sparks LOGW("callback on dead camera object"); 1285e27115995c4506dddf4f1271effd4fb4c935ad3Dave Sparks return; 1295e27115995c4506dddf4f1271effd4fb4c935ad3Dave Sparks } 1305e27115995c4506dddf4f1271effd4fb4c935ad3Dave Sparks JNIEnv *env = AndroidRuntime::getJNIEnv(); 131c62f9bd13327937aa2d2f20b44215397120634c1Dave Sparks env->CallStaticVoidMethod(mCameraJClass, fields.post_event, 1326157de0e2d87568d6d5071b11aeb033a7986b279Chih-Chung Chang mCameraJObjectWeak, msgType, ext1, ext2, NULL); 1335e27115995c4506dddf4f1271effd4fb4c935ad3Dave Sparks} 1345e27115995c4506dddf4f1271effd4fb4c935ad3Dave Sparks 1355e27115995c4506dddf4f1271effd4fb4c935ad3Dave Sparksvoid JNICameraContext::copyAndPost(JNIEnv* env, const sp<IMemory>& dataPtr, int msgType) 1365e27115995c4506dddf4f1271effd4fb4c935ad3Dave Sparks{ 1375e27115995c4506dddf4f1271effd4fb4c935ad3Dave Sparks jbyteArray obj = NULL; 1385e27115995c4506dddf4f1271effd4fb4c935ad3Dave Sparks 1395e27115995c4506dddf4f1271effd4fb4c935ad3Dave Sparks // allocate Java byte array and copy data 1405e27115995c4506dddf4f1271effd4fb4c935ad3Dave Sparks if (dataPtr != NULL) { 1415e27115995c4506dddf4f1271effd4fb4c935ad3Dave Sparks ssize_t offset; 1425e27115995c4506dddf4f1271effd4fb4c935ad3Dave Sparks size_t size; 1435e27115995c4506dddf4f1271effd4fb4c935ad3Dave Sparks sp<IMemoryHeap> heap = dataPtr->getMemory(&offset, &size); 1445e27115995c4506dddf4f1271effd4fb4c935ad3Dave Sparks LOGV("postData: off=%d, size=%d", offset, size); 1455e27115995c4506dddf4f1271effd4fb4c935ad3Dave Sparks uint8_t *heapBase = (uint8_t*)heap->base(); 1465e27115995c4506dddf4f1271effd4fb4c935ad3Dave Sparks 1475e27115995c4506dddf4f1271effd4fb4c935ad3Dave Sparks if (heapBase != NULL) { 148c4ca420625183a8efa619e06287b47f3d2e72283Dave Sparks const jbyte* data = reinterpret_cast<const jbyte*>(heapBase + offset); 14994927dffce1626898b59579dfc5af53b5de8cef6Andrew Harp 15094927dffce1626898b59579dfc5af53b5de8cef6Andrew Harp if (!mManualBufferMode) { 15194927dffce1626898b59579dfc5af53b5de8cef6Andrew Harp LOGV("Allocating callback buffer"); 15294927dffce1626898b59579dfc5af53b5de8cef6Andrew Harp obj = env->NewByteArray(size); 15394927dffce1626898b59579dfc5af53b5de8cef6Andrew Harp } else { 15494927dffce1626898b59579dfc5af53b5de8cef6Andrew Harp // Vector access should be protected by lock in postData() 15594927dffce1626898b59579dfc5af53b5de8cef6Andrew Harp if(!mCallbackBuffers.isEmpty()) { 15694927dffce1626898b59579dfc5af53b5de8cef6Andrew Harp LOGV("Using callback buffer from queue of length %d", mCallbackBuffers.size()); 15794927dffce1626898b59579dfc5af53b5de8cef6Andrew Harp jbyteArray globalBuffer = mCallbackBuffers.itemAt(0); 15894927dffce1626898b59579dfc5af53b5de8cef6Andrew Harp mCallbackBuffers.removeAt(0); 15994927dffce1626898b59579dfc5af53b5de8cef6Andrew Harp 16094927dffce1626898b59579dfc5af53b5de8cef6Andrew Harp obj = (jbyteArray)env->NewLocalRef(globalBuffer); 16194927dffce1626898b59579dfc5af53b5de8cef6Andrew Harp env->DeleteGlobalRef(globalBuffer); 16294927dffce1626898b59579dfc5af53b5de8cef6Andrew Harp 16394927dffce1626898b59579dfc5af53b5de8cef6Andrew Harp if (obj != NULL) { 16494927dffce1626898b59579dfc5af53b5de8cef6Andrew Harp jsize bufferLength = env->GetArrayLength(obj); 16594927dffce1626898b59579dfc5af53b5de8cef6Andrew Harp if ((int)bufferLength < (int)size) { 16694927dffce1626898b59579dfc5af53b5de8cef6Andrew Harp LOGE("Manually set buffer was too small! Expected %d bytes, but got %d!", 16794927dffce1626898b59579dfc5af53b5de8cef6Andrew Harp size, bufferLength); 16894927dffce1626898b59579dfc5af53b5de8cef6Andrew Harp env->DeleteLocalRef(obj); 16994927dffce1626898b59579dfc5af53b5de8cef6Andrew Harp return; 17094927dffce1626898b59579dfc5af53b5de8cef6Andrew Harp } 17194927dffce1626898b59579dfc5af53b5de8cef6Andrew Harp } 17294927dffce1626898b59579dfc5af53b5de8cef6Andrew Harp } 17394927dffce1626898b59579dfc5af53b5de8cef6Andrew Harp 17494927dffce1626898b59579dfc5af53b5de8cef6Andrew Harp if(mCallbackBuffers.isEmpty()) { 175f5dbf6a62af04af9e88c5552aa7eeffb0a2394a4Wu-cheng Li LOGV("Out of buffers, clearing callback!"); 17694927dffce1626898b59579dfc5af53b5de8cef6Andrew Harp mCamera->setPreviewCallbackFlags(FRAME_CALLBACK_FLAG_NOOP); 17794927dffce1626898b59579dfc5af53b5de8cef6Andrew Harp mManualCameraCallbackSet = false; 17894927dffce1626898b59579dfc5af53b5de8cef6Andrew Harp 17994927dffce1626898b59579dfc5af53b5de8cef6Andrew Harp if (obj == NULL) { 18094927dffce1626898b59579dfc5af53b5de8cef6Andrew Harp return; 18194927dffce1626898b59579dfc5af53b5de8cef6Andrew Harp } 18294927dffce1626898b59579dfc5af53b5de8cef6Andrew Harp } 18394927dffce1626898b59579dfc5af53b5de8cef6Andrew Harp } 18494927dffce1626898b59579dfc5af53b5de8cef6Andrew Harp 1855e27115995c4506dddf4f1271effd4fb4c935ad3Dave Sparks if (obj == NULL) { 1865e27115995c4506dddf4f1271effd4fb4c935ad3Dave Sparks LOGE("Couldn't allocate byte array for JPEG data"); 1875e27115995c4506dddf4f1271effd4fb4c935ad3Dave Sparks env->ExceptionClear(); 1885e27115995c4506dddf4f1271effd4fb4c935ad3Dave Sparks } else { 189a95f495f75d0516ad48576500f64a3ffea037af8Dave Sparks env->SetByteArrayRegion(obj, 0, size, data); 1905e27115995c4506dddf4f1271effd4fb4c935ad3Dave Sparks } 1915e27115995c4506dddf4f1271effd4fb4c935ad3Dave Sparks } else { 1925e27115995c4506dddf4f1271effd4fb4c935ad3Dave Sparks LOGE("image heap is NULL"); 1935e27115995c4506dddf4f1271effd4fb4c935ad3Dave Sparks } 1945e27115995c4506dddf4f1271effd4fb4c935ad3Dave Sparks } 1959066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 1965e27115995c4506dddf4f1271effd4fb4c935ad3Dave Sparks // post image data to Java 1975e27115995c4506dddf4f1271effd4fb4c935ad3Dave Sparks env->CallStaticVoidMethod(mCameraJClass, fields.post_event, 1985e27115995c4506dddf4f1271effd4fb4c935ad3Dave Sparks mCameraJObjectWeak, msgType, 0, 0, obj); 1995e27115995c4506dddf4f1271effd4fb4c935ad3Dave Sparks if (obj) { 2005e27115995c4506dddf4f1271effd4fb4c935ad3Dave Sparks env->DeleteLocalRef(obj); 2015e27115995c4506dddf4f1271effd4fb4c935ad3Dave Sparks } 2025e27115995c4506dddf4f1271effd4fb4c935ad3Dave Sparks} 2035e27115995c4506dddf4f1271effd4fb4c935ad3Dave Sparks 2045e27115995c4506dddf4f1271effd4fb4c935ad3Dave Sparksvoid JNICameraContext::postData(int32_t msgType, const sp<IMemory>& dataPtr) 2055e27115995c4506dddf4f1271effd4fb4c935ad3Dave Sparks{ 2065e27115995c4506dddf4f1271effd4fb4c935ad3Dave Sparks // VM pointer will be NULL if object is released 2075e27115995c4506dddf4f1271effd4fb4c935ad3Dave Sparks Mutex::Autolock _l(mLock); 2089066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project JNIEnv *env = AndroidRuntime::getJNIEnv(); 209d0cbb1a52d1b2b8b04a122501d696938b295e502Dave Sparks if (mCameraJObjectWeak == NULL) { 210d0cbb1a52d1b2b8b04a122501d696938b295e502Dave Sparks LOGW("callback on dead camera object"); 211d0cbb1a52d1b2b8b04a122501d696938b295e502Dave Sparks return; 212d0cbb1a52d1b2b8b04a122501d696938b295e502Dave Sparks } 2135e27115995c4506dddf4f1271effd4fb4c935ad3Dave Sparks 2145e27115995c4506dddf4f1271effd4fb4c935ad3Dave Sparks // return data based on callback type 2155e27115995c4506dddf4f1271effd4fb4c935ad3Dave Sparks switch(msgType) { 2165e27115995c4506dddf4f1271effd4fb4c935ad3Dave Sparks case CAMERA_MSG_VIDEO_FRAME: 217c62f9bd13327937aa2d2f20b44215397120634c1Dave Sparks // should never happen 2185e27115995c4506dddf4f1271effd4fb4c935ad3Dave Sparks break; 219c62f9bd13327937aa2d2f20b44215397120634c1Dave Sparks // don't return raw data to Java 2205e27115995c4506dddf4f1271effd4fb4c935ad3Dave Sparks case CAMERA_MSG_RAW_IMAGE: 2215e27115995c4506dddf4f1271effd4fb4c935ad3Dave Sparks LOGV("rawCallback"); 2225e27115995c4506dddf4f1271effd4fb4c935ad3Dave Sparks env->CallStaticVoidMethod(mCameraJClass, fields.post_event, 223c62f9bd13327937aa2d2f20b44215397120634c1Dave Sparks mCameraJObjectWeak, msgType, 0, 0, NULL); 2245e27115995c4506dddf4f1271effd4fb4c935ad3Dave Sparks break; 2255e27115995c4506dddf4f1271effd4fb4c935ad3Dave Sparks default: 226da57856d749457e495bd860c4ff45aaaf87c9dabDave Sparks // TODO: Change to LOGV 227c95a176d6f0aa48314d98f5c1f50821ac86137a7Dave Sparks LOGV("dataCallback(%d, %p)", msgType, dataPtr.get()); 228c62f9bd13327937aa2d2f20b44215397120634c1Dave Sparks copyAndPost(env, dataPtr, msgType); 2295e27115995c4506dddf4f1271effd4fb4c935ad3Dave Sparks break; 2309066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 2319066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project} 2329066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 23359c1a935295cb30c2ba2f759855e89c174b42a07Dave Sparksvoid JNICameraContext::postDataTimestamp(nsecs_t timestamp, int32_t msgType, const sp<IMemory>& dataPtr) 23459c1a935295cb30c2ba2f759855e89c174b42a07Dave Sparks{ 23559c1a935295cb30c2ba2f759855e89c174b42a07Dave Sparks // TODO: plumb up to Java. For now, just drop the timestamp 23659c1a935295cb30c2ba2f759855e89c174b42a07Dave Sparks postData(msgType, dataPtr); 23759c1a935295cb30c2ba2f759855e89c174b42a07Dave Sparks} 23859c1a935295cb30c2ba2f759855e89c174b42a07Dave Sparks 23994927dffce1626898b59579dfc5af53b5de8cef6Andrew Harpvoid JNICameraContext::setCallbackMode(JNIEnv *env, bool installed, bool manualMode) 24094927dffce1626898b59579dfc5af53b5de8cef6Andrew Harp{ 24194927dffce1626898b59579dfc5af53b5de8cef6Andrew Harp Mutex::Autolock _l(mLock); 24294927dffce1626898b59579dfc5af53b5de8cef6Andrew Harp mManualBufferMode = manualMode; 24394927dffce1626898b59579dfc5af53b5de8cef6Andrew Harp mManualCameraCallbackSet = false; 24494927dffce1626898b59579dfc5af53b5de8cef6Andrew Harp 24594927dffce1626898b59579dfc5af53b5de8cef6Andrew Harp // In order to limit the over usage of binder threads, all non-manual buffer 24694927dffce1626898b59579dfc5af53b5de8cef6Andrew Harp // callbacks use FRAME_CALLBACK_FLAG_BARCODE_SCANNER mode now. 24794927dffce1626898b59579dfc5af53b5de8cef6Andrew Harp // 24894927dffce1626898b59579dfc5af53b5de8cef6Andrew Harp // Continuous callbacks will have the callback re-registered from handleMessage. 24994927dffce1626898b59579dfc5af53b5de8cef6Andrew Harp // Manual buffer mode will operate as fast as possible, relying on the finite supply 25094927dffce1626898b59579dfc5af53b5de8cef6Andrew Harp // of buffers for throttling. 25194927dffce1626898b59579dfc5af53b5de8cef6Andrew Harp 25294927dffce1626898b59579dfc5af53b5de8cef6Andrew Harp if (!installed) { 25394927dffce1626898b59579dfc5af53b5de8cef6Andrew Harp mCamera->setPreviewCallbackFlags(FRAME_CALLBACK_FLAG_NOOP); 25494927dffce1626898b59579dfc5af53b5de8cef6Andrew Harp clearCallbackBuffers_l(env); 25594927dffce1626898b59579dfc5af53b5de8cef6Andrew Harp } else if (mManualBufferMode) { 25694927dffce1626898b59579dfc5af53b5de8cef6Andrew Harp if (!mCallbackBuffers.isEmpty()) { 25794927dffce1626898b59579dfc5af53b5de8cef6Andrew Harp mCamera->setPreviewCallbackFlags(FRAME_CALLBACK_FLAG_CAMERA); 25894927dffce1626898b59579dfc5af53b5de8cef6Andrew Harp mManualCameraCallbackSet = true; 25994927dffce1626898b59579dfc5af53b5de8cef6Andrew Harp } 26094927dffce1626898b59579dfc5af53b5de8cef6Andrew Harp } else { 26194927dffce1626898b59579dfc5af53b5de8cef6Andrew Harp mCamera->setPreviewCallbackFlags(FRAME_CALLBACK_FLAG_BARCODE_SCANNER); 26294927dffce1626898b59579dfc5af53b5de8cef6Andrew Harp clearCallbackBuffers_l(env); 26394927dffce1626898b59579dfc5af53b5de8cef6Andrew Harp } 26494927dffce1626898b59579dfc5af53b5de8cef6Andrew Harp} 26594927dffce1626898b59579dfc5af53b5de8cef6Andrew Harp 26694927dffce1626898b59579dfc5af53b5de8cef6Andrew Harpvoid JNICameraContext::addCallbackBuffer(JNIEnv *env, jbyteArray cbb) 26794927dffce1626898b59579dfc5af53b5de8cef6Andrew Harp{ 26894927dffce1626898b59579dfc5af53b5de8cef6Andrew Harp if (cbb != NULL) { 26994927dffce1626898b59579dfc5af53b5de8cef6Andrew Harp Mutex::Autolock _l(mLock); 27094927dffce1626898b59579dfc5af53b5de8cef6Andrew Harp jbyteArray callbackBuffer = (jbyteArray)env->NewGlobalRef(cbb); 27194927dffce1626898b59579dfc5af53b5de8cef6Andrew Harp mCallbackBuffers.push(cbb); 27294927dffce1626898b59579dfc5af53b5de8cef6Andrew Harp 27394927dffce1626898b59579dfc5af53b5de8cef6Andrew Harp LOGV("Adding callback buffer to queue, %d total", mCallbackBuffers.size()); 27494927dffce1626898b59579dfc5af53b5de8cef6Andrew Harp 27594927dffce1626898b59579dfc5af53b5de8cef6Andrew Harp // We want to make sure the camera knows we're ready for the next frame. 27694927dffce1626898b59579dfc5af53b5de8cef6Andrew Harp // This may have come unset had we not had a callbackbuffer ready for it last time. 27794927dffce1626898b59579dfc5af53b5de8cef6Andrew Harp if (mManualBufferMode && !mManualCameraCallbackSet) { 27894927dffce1626898b59579dfc5af53b5de8cef6Andrew Harp mCamera->setPreviewCallbackFlags(FRAME_CALLBACK_FLAG_CAMERA); 27994927dffce1626898b59579dfc5af53b5de8cef6Andrew Harp mManualCameraCallbackSet = true; 28094927dffce1626898b59579dfc5af53b5de8cef6Andrew Harp } 28194927dffce1626898b59579dfc5af53b5de8cef6Andrew Harp } else { 28294927dffce1626898b59579dfc5af53b5de8cef6Andrew Harp LOGE("Null byte array!"); 28394927dffce1626898b59579dfc5af53b5de8cef6Andrew Harp } 28494927dffce1626898b59579dfc5af53b5de8cef6Andrew Harp} 28594927dffce1626898b59579dfc5af53b5de8cef6Andrew Harp 28694927dffce1626898b59579dfc5af53b5de8cef6Andrew Harpvoid JNICameraContext::clearCallbackBuffers_l(JNIEnv *env) 28794927dffce1626898b59579dfc5af53b5de8cef6Andrew Harp{ 28894927dffce1626898b59579dfc5af53b5de8cef6Andrew Harp LOGV("Clearing callback buffers, %d remained", mCallbackBuffers.size()); 28994927dffce1626898b59579dfc5af53b5de8cef6Andrew Harp while(!mCallbackBuffers.isEmpty()) { 29094927dffce1626898b59579dfc5af53b5de8cef6Andrew Harp env->DeleteGlobalRef(mCallbackBuffers.top()); 29194927dffce1626898b59579dfc5af53b5de8cef6Andrew Harp mCallbackBuffers.pop(); 29294927dffce1626898b59579dfc5af53b5de8cef6Andrew Harp } 29394927dffce1626898b59579dfc5af53b5de8cef6Andrew Harp} 29494927dffce1626898b59579dfc5af53b5de8cef6Andrew Harp 295e25cc656392d8866e163f78b60c7791455d0fb44Chih-Chung Changstatic jint android_hardware_Camera_getNumberOfCameras(JNIEnv *env, jobject thiz) 296e25cc656392d8866e163f78b60c7791455d0fb44Chih-Chung Chang{ 297e25cc656392d8866e163f78b60c7791455d0fb44Chih-Chung Chang return Camera::getNumberOfCameras(); 298e25cc656392d8866e163f78b60c7791455d0fb44Chih-Chung Chang} 299e25cc656392d8866e163f78b60c7791455d0fb44Chih-Chung Chang 300b8bb78f54b48868465a9d69d65fda08524ab5ae1Chih-Chung Changstatic void android_hardware_Camera_getCameraInfo(JNIEnv *env, jobject thiz, 301b8bb78f54b48868465a9d69d65fda08524ab5ae1Chih-Chung Chang jint cameraId, jobject info_obj) 302b8bb78f54b48868465a9d69d65fda08524ab5ae1Chih-Chung Chang{ 303b8bb78f54b48868465a9d69d65fda08524ab5ae1Chih-Chung Chang CameraInfo cameraInfo; 304b8bb78f54b48868465a9d69d65fda08524ab5ae1Chih-Chung Chang status_t rc = Camera::getCameraInfo(cameraId, &cameraInfo); 305b8bb78f54b48868465a9d69d65fda08524ab5ae1Chih-Chung Chang if (rc != NO_ERROR) { 306b8bb78f54b48868465a9d69d65fda08524ab5ae1Chih-Chung Chang jniThrowException(env, "java/lang/RuntimeException", 307b8bb78f54b48868465a9d69d65fda08524ab5ae1Chih-Chung Chang "Fail to get camera info"); 308b8bb78f54b48868465a9d69d65fda08524ab5ae1Chih-Chung Chang return; 309b8bb78f54b48868465a9d69d65fda08524ab5ae1Chih-Chung Chang } 310b8bb78f54b48868465a9d69d65fda08524ab5ae1Chih-Chung Chang env->SetIntField(info_obj, fields.facing, cameraInfo.facing); 311b8bb78f54b48868465a9d69d65fda08524ab5ae1Chih-Chung Chang env->SetIntField(info_obj, fields.orientation, cameraInfo.orientation); 312b8bb78f54b48868465a9d69d65fda08524ab5ae1Chih-Chung Chang} 313b8bb78f54b48868465a9d69d65fda08524ab5ae1Chih-Chung Chang 3149066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project// connect to camera service 315e25cc656392d8866e163f78b60c7791455d0fb44Chih-Chung Changstatic void android_hardware_Camera_native_setup(JNIEnv *env, jobject thiz, 316e25cc656392d8866e163f78b60c7791455d0fb44Chih-Chung Chang jobject weak_this, jint cameraId) 3179066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project{ 318e25cc656392d8866e163f78b60c7791455d0fb44Chih-Chung Chang sp<Camera> camera = Camera::connect(cameraId); 3199066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 3209066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (camera == NULL) { 321fa3e5562793c5bd7d4513a9e1a5869e763a47ab5Wu-cheng Li jniThrowException(env, "java/lang/RuntimeException", 322fa3e5562793c5bd7d4513a9e1a5869e763a47ab5Wu-cheng Li "Fail to connect to camera service"); 3239066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return; 3249066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 3259066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 3269066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project // make sure camera hardware is alive 3279066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (camera->getStatus() != NO_ERROR) { 328ba55b3654b3eb4b9ab340b4635c4400a4c66237cWu-cheng Li jniThrowException(env, "java/lang/RuntimeException", "Camera initialization failed"); 3299066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return; 3309066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 3319066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 3329066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project jclass clazz = env->GetObjectClass(thiz); 3339066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (clazz == NULL) { 334ba55b3654b3eb4b9ab340b4635c4400a4c66237cWu-cheng Li jniThrowException(env, "java/lang/RuntimeException", "Can't find android/hardware/Camera"); 3359066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return; 3369066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 3379066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 3389066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project // We use a weak reference so the Camera object can be garbage collected. 3399066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project // The reference is only used as a proxy for callbacks. 3405e27115995c4506dddf4f1271effd4fb4c935ad3Dave Sparks sp<JNICameraContext> context = new JNICameraContext(env, weak_this, clazz, camera); 3415e27115995c4506dddf4f1271effd4fb4c935ad3Dave Sparks context->incStrong(thiz); 3425e27115995c4506dddf4f1271effd4fb4c935ad3Dave Sparks camera->setListener(context); 3439066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 3449066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project // save context in opaque field 3455e27115995c4506dddf4f1271effd4fb4c935ad3Dave Sparks env->SetIntField(thiz, fields.context, (int)context.get()); 3469066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project} 3479066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 3489066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project// disconnect from camera service 3499066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project// It's okay to call this when the native camera context is already null. 3509066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project// This handles the case where the user has called release() and the 3519066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project// finalizer is invoked later. 3529066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectstatic void android_hardware_Camera_release(JNIEnv *env, jobject thiz) 3539066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project{ 354da57856d749457e495bd860c4ff45aaaf87c9dabDave Sparks // TODO: Change to LOGV 355f5d95cbc1a6974afeb4d3155bdaa8dae55722a39Joe Onorato LOGV("release camera"); 3565e27115995c4506dddf4f1271effd4fb4c935ad3Dave Sparks JNICameraContext* context = NULL; 3579066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project sp<Camera> camera; 3589066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project { 3599066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project Mutex::Autolock _l(sLock); 3605e27115995c4506dddf4f1271effd4fb4c935ad3Dave Sparks context = reinterpret_cast<JNICameraContext*>(env->GetIntField(thiz, fields.context)); 3619066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 3629066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project // Make sure we do not attempt to callback on a deleted Java object. 3639066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project env->SetIntField(thiz, fields.context, 0); 3649066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 3659066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 3669066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project // clean up if release has not been called before 3679066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (context != NULL) { 3685e27115995c4506dddf4f1271effd4fb4c935ad3Dave Sparks camera = context->getCamera(); 3695e27115995c4506dddf4f1271effd4fb4c935ad3Dave Sparks context->release(); 3709066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project LOGV("native_release: context=%p camera=%p", context, camera.get()); 3719066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 3729066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project // clear callbacks 3739066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (camera != NULL) { 3745e27115995c4506dddf4f1271effd4fb4c935ad3Dave Sparks camera->setPreviewCallbackFlags(FRAME_CALLBACK_FLAG_NOOP); 3759066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project camera->disconnect(); 3769066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 3779066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 3789066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project // remove context to prevent further Java access 3795e27115995c4506dddf4f1271effd4fb4c935ad3Dave Sparks context->decStrong(thiz); 3809066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 3819066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project} 3829066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 3839066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectstatic void android_hardware_Camera_setPreviewDisplay(JNIEnv *env, jobject thiz, jobject jSurface) 3849066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project{ 3859066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project LOGV("setPreviewDisplay"); 3869066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project sp<Camera> camera = get_native_camera(env, thiz, NULL); 3879066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (camera == 0) return; 3889066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 389b8a10fe45657f2dcc50cae8a06805f8438a6937eWu-cheng Li sp<Surface> surface = NULL; 390b8a10fe45657f2dcc50cae8a06805f8438a6937eWu-cheng Li if (jSurface != NULL) { 391b8a10fe45657f2dcc50cae8a06805f8438a6937eWu-cheng Li surface = reinterpret_cast<Surface*>(env->GetIntField(jSurface, fields.surface)); 392b8a10fe45657f2dcc50cae8a06805f8438a6937eWu-cheng Li } 3939066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (camera->setPreviewDisplay(surface) != NO_ERROR) { 3949066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project jniThrowException(env, "java/io/IOException", "setPreviewDisplay failed"); 3959066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 3969066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project} 3979066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 398fd6f39e147dc077139a41b9c2a4039fbaa20224eJamie Gennisstatic void android_hardware_Camera_setPreviewTexture(JNIEnv *env, 399fd6f39e147dc077139a41b9c2a4039fbaa20224eJamie Gennis jobject thiz, jobject jSurfaceTexture) 400fd6f39e147dc077139a41b9c2a4039fbaa20224eJamie Gennis{ 401fd6f39e147dc077139a41b9c2a4039fbaa20224eJamie Gennis LOGV("setPreviewTexture"); 402fd6f39e147dc077139a41b9c2a4039fbaa20224eJamie Gennis sp<Camera> camera = get_native_camera(env, thiz, NULL); 403fd6f39e147dc077139a41b9c2a4039fbaa20224eJamie Gennis if (camera == 0) return; 404fd6f39e147dc077139a41b9c2a4039fbaa20224eJamie Gennis 405fd6f39e147dc077139a41b9c2a4039fbaa20224eJamie Gennis sp<SurfaceTexture> surfaceTexture = NULL; 406fd6f39e147dc077139a41b9c2a4039fbaa20224eJamie Gennis if (jSurfaceTexture != NULL) { 407fd6f39e147dc077139a41b9c2a4039fbaa20224eJamie Gennis surfaceTexture = reinterpret_cast<SurfaceTexture*>(env->GetIntField( 408fd6f39e147dc077139a41b9c2a4039fbaa20224eJamie Gennis jSurfaceTexture, fields.surfaceTexture)); 409fd6f39e147dc077139a41b9c2a4039fbaa20224eJamie Gennis } 410fd6f39e147dc077139a41b9c2a4039fbaa20224eJamie Gennis if (camera->setPreviewTexture(surfaceTexture) != NO_ERROR) { 411fd6f39e147dc077139a41b9c2a4039fbaa20224eJamie Gennis jniThrowException(env, "java/io/IOException", 412fd6f39e147dc077139a41b9c2a4039fbaa20224eJamie Gennis "setPreviewTexture failed"); 413fd6f39e147dc077139a41b9c2a4039fbaa20224eJamie Gennis } 414fd6f39e147dc077139a41b9c2a4039fbaa20224eJamie Gennis} 415fd6f39e147dc077139a41b9c2a4039fbaa20224eJamie Gennis 4169066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectstatic void android_hardware_Camera_startPreview(JNIEnv *env, jobject thiz) 4179066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project{ 4189066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project LOGV("startPreview"); 4199066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project sp<Camera> camera = get_native_camera(env, thiz, NULL); 4209066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (camera == 0) return; 4219066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 4229066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (camera->startPreview() != NO_ERROR) { 423ba55b3654b3eb4b9ab340b4635c4400a4c66237cWu-cheng Li jniThrowException(env, "java/lang/RuntimeException", "startPreview failed"); 4249066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return; 4259066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 4269066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project} 4279066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 4289066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectstatic void android_hardware_Camera_stopPreview(JNIEnv *env, jobject thiz) 4299066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project{ 4309066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project LOGV("stopPreview"); 4319066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project sp<Camera> c = get_native_camera(env, thiz, NULL); 4329066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (c == 0) return; 4339066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 4349066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project c->stopPreview(); 4359066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project} 4369066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 4379066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectstatic bool android_hardware_Camera_previewEnabled(JNIEnv *env, jobject thiz) 4389066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project{ 4399066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project LOGV("previewEnabled"); 4409066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project sp<Camera> c = get_native_camera(env, thiz, NULL); 4419066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (c == 0) return false; 4429066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 4439066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return c->previewEnabled(); 4449066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project} 4459066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 44694927dffce1626898b59579dfc5af53b5de8cef6Andrew Harpstatic void android_hardware_Camera_setHasPreviewCallback(JNIEnv *env, jobject thiz, jboolean installed, jboolean manualBuffer) 4479066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project{ 44894927dffce1626898b59579dfc5af53b5de8cef6Andrew Harp LOGV("setHasPreviewCallback: installed:%d, manualBuffer:%d", (int)installed, (int)manualBuffer); 4499066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project // Important: Only install preview_callback if the Java code has called 4509066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project // setPreviewCallback() with a non-null value, otherwise we'd pay to memcpy 4519066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project // each preview frame for nothing. 4525e27115995c4506dddf4f1271effd4fb4c935ad3Dave Sparks JNICameraContext* context; 4539066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project sp<Camera> camera = get_native_camera(env, thiz, &context); 4549066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (camera == 0) return; 4559066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 45694927dffce1626898b59579dfc5af53b5de8cef6Andrew Harp // setCallbackMode will take care of setting the context flags and calling 45794927dffce1626898b59579dfc5af53b5de8cef6Andrew Harp // camera->setPreviewCallbackFlags within a mutex for us. 45894927dffce1626898b59579dfc5af53b5de8cef6Andrew Harp context->setCallbackMode(env, installed, manualBuffer); 45994927dffce1626898b59579dfc5af53b5de8cef6Andrew Harp} 46094927dffce1626898b59579dfc5af53b5de8cef6Andrew Harp 46194927dffce1626898b59579dfc5af53b5de8cef6Andrew Harpstatic void android_hardware_Camera_addCallbackBuffer(JNIEnv *env, jobject thiz, jbyteArray bytes) { 46294927dffce1626898b59579dfc5af53b5de8cef6Andrew Harp LOGV("addCallbackBuffer"); 46394927dffce1626898b59579dfc5af53b5de8cef6Andrew Harp 46494927dffce1626898b59579dfc5af53b5de8cef6Andrew Harp JNICameraContext* context = reinterpret_cast<JNICameraContext*>(env->GetIntField(thiz, fields.context)); 46594927dffce1626898b59579dfc5af53b5de8cef6Andrew Harp 46694927dffce1626898b59579dfc5af53b5de8cef6Andrew Harp if (context != NULL) { 46794927dffce1626898b59579dfc5af53b5de8cef6Andrew Harp context->addCallbackBuffer(env, bytes); 4689066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 4699066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project} 4709066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 4719066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectstatic void android_hardware_Camera_autoFocus(JNIEnv *env, jobject thiz) 4729066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project{ 4739066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project LOGV("autoFocus"); 4745e27115995c4506dddf4f1271effd4fb4c935ad3Dave Sparks JNICameraContext* context; 4759066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project sp<Camera> c = get_native_camera(env, thiz, &context); 4769066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (c == 0) return; 4779066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 4789066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (c->autoFocus() != NO_ERROR) { 479ba55b3654b3eb4b9ab340b4635c4400a4c66237cWu-cheng Li jniThrowException(env, "java/lang/RuntimeException", "autoFocus failed"); 4809066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 4819066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project} 4829066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 483244f8c26365a303d9dd861bd48a29a4b48578da1Chih-Chung Changstatic void android_hardware_Camera_cancelAutoFocus(JNIEnv *env, jobject thiz) 484244f8c26365a303d9dd861bd48a29a4b48578da1Chih-Chung Chang{ 485244f8c26365a303d9dd861bd48a29a4b48578da1Chih-Chung Chang LOGV("cancelAutoFocus"); 486244f8c26365a303d9dd861bd48a29a4b48578da1Chih-Chung Chang JNICameraContext* context; 487244f8c26365a303d9dd861bd48a29a4b48578da1Chih-Chung Chang sp<Camera> c = get_native_camera(env, thiz, &context); 488244f8c26365a303d9dd861bd48a29a4b48578da1Chih-Chung Chang if (c == 0) return; 489244f8c26365a303d9dd861bd48a29a4b48578da1Chih-Chung Chang 490244f8c26365a303d9dd861bd48a29a4b48578da1Chih-Chung Chang if (c->cancelAutoFocus() != NO_ERROR) { 491244f8c26365a303d9dd861bd48a29a4b48578da1Chih-Chung Chang jniThrowException(env, "java/lang/RuntimeException", "cancelAutoFocus failed"); 492244f8c26365a303d9dd861bd48a29a4b48578da1Chih-Chung Chang } 493244f8c26365a303d9dd861bd48a29a4b48578da1Chih-Chung Chang} 494244f8c26365a303d9dd861bd48a29a4b48578da1Chih-Chung Chang 4959066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectstatic void android_hardware_Camera_takePicture(JNIEnv *env, jobject thiz) 4969066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project{ 4979066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project LOGV("takePicture"); 4985e27115995c4506dddf4f1271effd4fb4c935ad3Dave Sparks JNICameraContext* context; 4999066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project sp<Camera> camera = get_native_camera(env, thiz, &context); 5009066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (camera == 0) return; 5019066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 5029066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (camera->takePicture() != NO_ERROR) { 503ba55b3654b3eb4b9ab340b4635c4400a4c66237cWu-cheng Li jniThrowException(env, "java/lang/RuntimeException", "takePicture failed"); 5049066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return; 5059066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 5069066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project} 5079066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 5089066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectstatic void android_hardware_Camera_setParameters(JNIEnv *env, jobject thiz, jstring params) 5099066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project{ 5109066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project LOGV("setParameters"); 5119066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project sp<Camera> camera = get_native_camera(env, thiz, NULL); 5129066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (camera == 0) return; 5139066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 5149066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project const jchar* str = env->GetStringCritical(params, 0); 5159066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project String8 params8; 5169066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (params) { 5179066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project params8 = String8(str, env->GetStringLength(params)); 5189066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project env->ReleaseStringCritical(params, str); 5199066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 5209066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (camera->setParameters(params8) != NO_ERROR) { 521ba55b3654b3eb4b9ab340b4635c4400a4c66237cWu-cheng Li jniThrowException(env, "java/lang/RuntimeException", "setParameters failed"); 5229066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return; 5239066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 5249066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project} 5259066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 5269066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectstatic jstring android_hardware_Camera_getParameters(JNIEnv *env, jobject thiz) 5279066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project{ 5289066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project LOGV("getParameters"); 5299066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project sp<Camera> camera = get_native_camera(env, thiz, NULL); 5309066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (camera == 0) return 0; 5319066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 5329066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return env->NewStringUTF(camera->getParameters().string()); 5339066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project} 5349066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 5359066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectstatic void android_hardware_Camera_reconnect(JNIEnv *env, jobject thiz) 5369066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project{ 5379066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project LOGV("reconnect"); 5389066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project sp<Camera> camera = get_native_camera(env, thiz, NULL); 5399066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (camera == 0) return; 5409066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 5419066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (camera->reconnect() != NO_ERROR) { 5429066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project jniThrowException(env, "java/io/IOException", "reconnect failed"); 5439066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return; 5449066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 5459066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project} 5469066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 547ffe1cf251a4f8469695b8acfa37270684dc1b70cWu-cheng Listatic void android_hardware_Camera_lock(JNIEnv *env, jobject thiz) 5489066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project{ 5499066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project LOGV("lock"); 5509066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project sp<Camera> camera = get_native_camera(env, thiz, NULL); 551ffe1cf251a4f8469695b8acfa37270684dc1b70cWu-cheng Li if (camera == 0) return; 552ffe1cf251a4f8469695b8acfa37270684dc1b70cWu-cheng Li 553ffe1cf251a4f8469695b8acfa37270684dc1b70cWu-cheng Li if (camera->lock() != NO_ERROR) { 554ffe1cf251a4f8469695b8acfa37270684dc1b70cWu-cheng Li jniThrowException(env, "java/lang/RuntimeException", "lock failed"); 555ffe1cf251a4f8469695b8acfa37270684dc1b70cWu-cheng Li } 5569066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project} 5579066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 558ffe1cf251a4f8469695b8acfa37270684dc1b70cWu-cheng Listatic void android_hardware_Camera_unlock(JNIEnv *env, jobject thiz) 5599066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project{ 5609066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project LOGV("unlock"); 5619066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project sp<Camera> camera = get_native_camera(env, thiz, NULL); 562ffe1cf251a4f8469695b8acfa37270684dc1b70cWu-cheng Li if (camera == 0) return; 563ffe1cf251a4f8469695b8acfa37270684dc1b70cWu-cheng Li 564ffe1cf251a4f8469695b8acfa37270684dc1b70cWu-cheng Li if (camera->unlock() != NO_ERROR) { 565ffe1cf251a4f8469695b8acfa37270684dc1b70cWu-cheng Li jniThrowException(env, "java/lang/RuntimeException", "unlock failed"); 566ffe1cf251a4f8469695b8acfa37270684dc1b70cWu-cheng Li } 5679066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project} 5689066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 56936f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Listatic void android_hardware_Camera_startSmoothZoom(JNIEnv *env, jobject thiz, jint value) 57036f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li{ 571f5d95cbc1a6974afeb4d3155bdaa8dae55722a39Joe Onorato LOGV("startSmoothZoom"); 57236f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li sp<Camera> camera = get_native_camera(env, thiz, NULL); 57336f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li if (camera == 0) return; 57436f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li 5750ca25191c663ef229f1f475b17899f2017ed6980Wu-cheng Li status_t rc = camera->sendCommand(CAMERA_CMD_START_SMOOTH_ZOOM, value, 0); 5760ca25191c663ef229f1f475b17899f2017ed6980Wu-cheng Li if (rc == BAD_VALUE) { 5770ca25191c663ef229f1f475b17899f2017ed6980Wu-cheng Li char msg[64]; 5780ca25191c663ef229f1f475b17899f2017ed6980Wu-cheng Li sprintf(msg, "invalid zoom value=%d", value); 5790ca25191c663ef229f1f475b17899f2017ed6980Wu-cheng Li jniThrowException(env, "java/lang/IllegalArgumentException", msg); 5800ca25191c663ef229f1f475b17899f2017ed6980Wu-cheng Li } else if (rc != NO_ERROR) { 58136f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li jniThrowException(env, "java/lang/RuntimeException", "start smooth zoom failed"); 58236f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li } 58336f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li} 58436f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li 58536f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Listatic void android_hardware_Camera_stopSmoothZoom(JNIEnv *env, jobject thiz) 58636f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li{ 587f5d95cbc1a6974afeb4d3155bdaa8dae55722a39Joe Onorato LOGV("stopSmoothZoom"); 58836f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li sp<Camera> camera = get_native_camera(env, thiz, NULL); 58936f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li if (camera == 0) return; 59036f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li 59136f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li if (camera->sendCommand(CAMERA_CMD_STOP_SMOOTH_ZOOM, 0, 0) != NO_ERROR) { 59236f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li jniThrowException(env, "java/lang/RuntimeException", "stop smooth zoom failed"); 59336f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li } 59436f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li} 59536f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li 596d1d7706fce19a9a0cf71ff9b65f3aba9b89eeb3bChih-Chung Changstatic void android_hardware_Camera_setDisplayOrientation(JNIEnv *env, jobject thiz, 597d1d7706fce19a9a0cf71ff9b65f3aba9b89eeb3bChih-Chung Chang jint value) 598d1d7706fce19a9a0cf71ff9b65f3aba9b89eeb3bChih-Chung Chang{ 599d1d7706fce19a9a0cf71ff9b65f3aba9b89eeb3bChih-Chung Chang LOGV("setDisplayOrientation"); 600d1d7706fce19a9a0cf71ff9b65f3aba9b89eeb3bChih-Chung Chang sp<Camera> camera = get_native_camera(env, thiz, NULL); 601d1d7706fce19a9a0cf71ff9b65f3aba9b89eeb3bChih-Chung Chang if (camera == 0) return; 602d1d7706fce19a9a0cf71ff9b65f3aba9b89eeb3bChih-Chung Chang 603d1d7706fce19a9a0cf71ff9b65f3aba9b89eeb3bChih-Chung Chang if (camera->sendCommand(CAMERA_CMD_SET_DISPLAY_ORIENTATION, value, 0) != NO_ERROR) { 604d1d7706fce19a9a0cf71ff9b65f3aba9b89eeb3bChih-Chung Chang jniThrowException(env, "java/lang/RuntimeException", "set display orientation failed"); 605d1d7706fce19a9a0cf71ff9b65f3aba9b89eeb3bChih-Chung Chang } 606d1d7706fce19a9a0cf71ff9b65f3aba9b89eeb3bChih-Chung Chang} 607d1d7706fce19a9a0cf71ff9b65f3aba9b89eeb3bChih-Chung Chang 6089066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project//------------------------------------------------- 6099066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 6109066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectstatic JNINativeMethod camMethods[] = { 611e25cc656392d8866e163f78b60c7791455d0fb44Chih-Chung Chang { "getNumberOfCameras", 612e25cc656392d8866e163f78b60c7791455d0fb44Chih-Chung Chang "()I", 613e25cc656392d8866e163f78b60c7791455d0fb44Chih-Chung Chang (void *)android_hardware_Camera_getNumberOfCameras }, 614b8bb78f54b48868465a9d69d65fda08524ab5ae1Chih-Chung Chang { "getCameraInfo", 615b8bb78f54b48868465a9d69d65fda08524ab5ae1Chih-Chung Chang "(ILandroid/hardware/Camera$CameraInfo;)V", 616b8bb78f54b48868465a9d69d65fda08524ab5ae1Chih-Chung Chang (void*)android_hardware_Camera_getCameraInfo }, 6179066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project { "native_setup", 618e25cc656392d8866e163f78b60c7791455d0fb44Chih-Chung Chang "(Ljava/lang/Object;I)V", 6199066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project (void*)android_hardware_Camera_native_setup }, 6209066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project { "native_release", 6219066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project "()V", 6229066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project (void*)android_hardware_Camera_release }, 6239066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project { "setPreviewDisplay", 6249066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project "(Landroid/view/Surface;)V", 6259066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project (void *)android_hardware_Camera_setPreviewDisplay }, 626fd6f39e147dc077139a41b9c2a4039fbaa20224eJamie Gennis { "setPreviewTexture", 627fd6f39e147dc077139a41b9c2a4039fbaa20224eJamie Gennis "(Landroid/graphics/SurfaceTexture;)V", 628fd6f39e147dc077139a41b9c2a4039fbaa20224eJamie Gennis (void *)android_hardware_Camera_setPreviewTexture }, 6299066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project { "startPreview", 6309066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project "()V", 6319066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project (void *)android_hardware_Camera_startPreview }, 6329066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project { "stopPreview", 6339066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project "()V", 6349066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project (void *)android_hardware_Camera_stopPreview }, 6359066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project { "previewEnabled", 6369066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project "()Z", 6379066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project (void *)android_hardware_Camera_previewEnabled }, 6389066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project { "setHasPreviewCallback", 6399066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project "(ZZ)V", 6409066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project (void *)android_hardware_Camera_setHasPreviewCallback }, 64194927dffce1626898b59579dfc5af53b5de8cef6Andrew Harp { "addCallbackBuffer", 64294927dffce1626898b59579dfc5af53b5de8cef6Andrew Harp "([B)V", 64394927dffce1626898b59579dfc5af53b5de8cef6Andrew Harp (void *)android_hardware_Camera_addCallbackBuffer }, 6449066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project { "native_autoFocus", 6459066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project "()V", 6469066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project (void *)android_hardware_Camera_autoFocus }, 647244f8c26365a303d9dd861bd48a29a4b48578da1Chih-Chung Chang { "native_cancelAutoFocus", 648244f8c26365a303d9dd861bd48a29a4b48578da1Chih-Chung Chang "()V", 649244f8c26365a303d9dd861bd48a29a4b48578da1Chih-Chung Chang (void *)android_hardware_Camera_cancelAutoFocus }, 6509066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project { "native_takePicture", 6519066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project "()V", 6529066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project (void *)android_hardware_Camera_takePicture }, 6539066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project { "native_setParameters", 6549066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project "(Ljava/lang/String;)V", 6559066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project (void *)android_hardware_Camera_setParameters }, 6569066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project { "native_getParameters", 6579066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project "()Ljava/lang/String;", 6589066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project (void *)android_hardware_Camera_getParameters }, 6599066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project { "reconnect", 6609066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project "()V", 6619066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project (void*)android_hardware_Camera_reconnect }, 6629066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project { "lock", 663ffe1cf251a4f8469695b8acfa37270684dc1b70cWu-cheng Li "()V", 6649066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project (void*)android_hardware_Camera_lock }, 6659066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project { "unlock", 666ffe1cf251a4f8469695b8acfa37270684dc1b70cWu-cheng Li "()V", 6679066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project (void*)android_hardware_Camera_unlock }, 66836f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li { "startSmoothZoom", 66936f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li "(I)V", 67036f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li (void *)android_hardware_Camera_startSmoothZoom }, 67136f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li { "stopSmoothZoom", 67236f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li "()V", 67336f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li (void *)android_hardware_Camera_stopSmoothZoom }, 674d1d7706fce19a9a0cf71ff9b65f3aba9b89eeb3bChih-Chung Chang { "setDisplayOrientation", 675d1d7706fce19a9a0cf71ff9b65f3aba9b89eeb3bChih-Chung Chang "(I)V", 676d1d7706fce19a9a0cf71ff9b65f3aba9b89eeb3bChih-Chung Chang (void *)android_hardware_Camera_setDisplayOrientation }, 6779066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project}; 6789066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 6799066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectstruct field { 6809066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project const char *class_name; 6819066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project const char *field_name; 6829066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project const char *field_type; 6839066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project jfieldID *jfield; 6849066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project}; 6859066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 6869066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectstatic int find_fields(JNIEnv *env, field *fields, int count) 6879066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project{ 6889066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project for (int i = 0; i < count; i++) { 6899066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project field *f = &fields[i]; 6909066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project jclass clazz = env->FindClass(f->class_name); 6919066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (clazz == NULL) { 6929066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project LOGE("Can't find %s", f->class_name); 6939066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return -1; 6949066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 6959066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 6969066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project jfieldID field = env->GetFieldID(clazz, f->field_name, f->field_type); 6979066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (field == NULL) { 6989066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project LOGE("Can't find %s.%s", f->class_name, f->field_name); 6999066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return -1; 7009066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 7019066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 7029066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project *(f->jfield) = field; 7039066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 7049066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 7059066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return 0; 7069066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project} 7079066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 7089066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project// Get all the required offsets in java class and register native functions 7099066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectint register_android_hardware_Camera(JNIEnv *env) 7109066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project{ 7119066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project field fields_to_find[] = { 7129066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project { "android/hardware/Camera", "mNativeContext", "I", &fields.context }, 713b8bb78f54b48868465a9d69d65fda08524ab5ae1Chih-Chung Chang { "android/view/Surface", ANDROID_VIEW_SURFACE_JNI_ID, "I", &fields.surface }, 714fd6f39e147dc077139a41b9c2a4039fbaa20224eJamie Gennis { "android/graphics/SurfaceTexture", 715fd6f39e147dc077139a41b9c2a4039fbaa20224eJamie Gennis ANDROID_GRAPHICS_SURFACETEXTURE_JNI_ID, "I", &fields.surfaceTexture }, 7163fd5fa4ca9dbdd5be46ec2952c7038cdd59e35d5Wu-cheng Li { "android/hardware/Camera$CameraInfo", "facing", "I", &fields.facing }, 7173fd5fa4ca9dbdd5be46ec2952c7038cdd59e35d5Wu-cheng Li { "android/hardware/Camera$CameraInfo", "orientation", "I", &fields.orientation }, 7189066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project }; 7199066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 7209066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (find_fields(env, fields_to_find, NELEM(fields_to_find)) < 0) 7219066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return -1; 7229066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 7239066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project jclass clazz = env->FindClass("android/hardware/Camera"); 7249066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project fields.post_event = env->GetStaticMethodID(clazz, "postEventFromNative", 7259066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project "(Ljava/lang/Object;IIILjava/lang/Object;)V"); 7269066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (fields.post_event == NULL) { 7279066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project LOGE("Can't find android/hardware/Camera.postEventFromNative"); 7289066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return -1; 7299066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 7309066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 7319066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 7329066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project // Register native functions 7339066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return AndroidRuntime::registerNativeMethods(env, "android/hardware/Camera", 7349066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project camMethods, NELEM(camMethods)); 7359066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project} 736