android_media_AudioRecord.cpp revision 46e18c11d46a2bc1a46174f963d0ed1224d94cd2
19066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project/* 29066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Copyright (C) 2008 The Android Open Source Project 39066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 49066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Licensed under the Apache License, Version 2.0 (the "License"); 59066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * you may not use this file except in compliance with the License. 69066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * You may obtain a copy of the License at 79066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 89066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * http://www.apache.org/licenses/LICENSE-2.0 99066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 109066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Unless required by applicable law or agreed to in writing, software 119066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * distributed under the License is distributed on an "AS IS" BASIS, 129066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 139066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * See the License for the specific language governing permissions and 149066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * limitations under the License. 159066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 169066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 179066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project//#define LOG_NDEBUG 0 189066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 199066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project#define LOG_TAG "AudioRecord-JNI" 209066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 219066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project#include <stdio.h> 229066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project#include <unistd.h> 239066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project#include <fcntl.h> 249066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project#include <math.h> 259066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 269066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project#include "jni.h" 279066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project#include "JNIHelp.h" 289066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project#include "android_runtime/AndroidRuntime.h" 299066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 309066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project#include "utils/Log.h" 319066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project#include "media/AudioRecord.h" 32a553c25b33c99b345cf1c8688f8df0ed8df14e5aEric Laurent#include "media/mediarecorder.h" 339066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 349066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 359066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project// ---------------------------------------------------------------------------- 369066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 379066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectusing namespace android; 389066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 399066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project// ---------------------------------------------------------------------------- 409066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectstatic const char* const kClassPathName = "android/media/AudioRecord"; 419066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 429066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectstruct fields_t { 439066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project // these fields provide access from C++ to the... 449066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project jmethodID postNativeEventInJava; //... event post callback method 459066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project int PCM16; //... format constants 469066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project int PCM8; //... format constants 479066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project jfieldID nativeRecorderInJavaObj; // provides access to the C++ AudioRecord object 489066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project jfieldID nativeCallbackCookie; // provides access to the AudioRecord callback data 499066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project}; 509066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectstatic fields_t javaAudioRecordFields; 519066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 529066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectstruct audiorecord_callback_cookie { 539066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project jclass audioRecord_class; 549066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project jobject audioRecord_ref; 559066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project }; 569066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 57e6335c904aafa17795b059a5d83b8b7db6c761c8Dave SparksMutex sLock; 58e6335c904aafa17795b059a5d83b8b7db6c761c8Dave Sparks 599066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project// ---------------------------------------------------------------------------- 609066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 619066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project#define AUDIORECORD_SUCCESS 0 629066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project#define AUDIORECORD_ERROR -1 639066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project#define AUDIORECORD_ERROR_BAD_VALUE -2 649066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project#define AUDIORECORD_ERROR_INVALID_OPERATION -3 659066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project#define AUDIORECORD_ERROR_SETUP_ZEROFRAMECOUNT -16 66a553c25b33c99b345cf1c8688f8df0ed8df14e5aEric Laurent#define AUDIORECORD_ERROR_SETUP_INVALIDCHANNELMASK -17 679066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project#define AUDIORECORD_ERROR_SETUP_INVALIDFORMAT -18 684bc035a65cac177be9294e69f110497e3b6e34e6Eric Laurent#define AUDIORECORD_ERROR_SETUP_INVALIDSOURCE -19 699066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project#define AUDIORECORD_ERROR_SETUP_NATIVEINITFAILED -20 709066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 719066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectjint android_media_translateRecorderErrorCode(int code) { 729066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project switch(code) { 739066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project case NO_ERROR: 749066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return AUDIORECORD_SUCCESS; 759066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project case BAD_VALUE: 769066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return AUDIORECORD_ERROR_BAD_VALUE; 779066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project case INVALID_OPERATION: 789066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return AUDIORECORD_ERROR_INVALID_OPERATION; 799066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project default: 809066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return AUDIORECORD_ERROR; 819066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 829066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project} 839066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 849066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 859066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project// ---------------------------------------------------------------------------- 869066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectstatic void recorderCallback(int event, void* user, void *info) { 879066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (event == AudioRecord::EVENT_MORE_DATA) { 889066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project // set size to 0 to signal we're not using the callback to read more data 899066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project AudioRecord::Buffer* pBuff = (AudioRecord::Buffer*)info; 909066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project pBuff->size = 0; 919066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 929066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } else if (event == AudioRecord::EVENT_MARKER) { 939066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project audiorecord_callback_cookie *callbackInfo = (audiorecord_callback_cookie *)user; 949066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project JNIEnv *env = AndroidRuntime::getJNIEnv(); 959066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (user && env) { 969066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project env->CallStaticVoidMethod( 979066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project callbackInfo->audioRecord_class, 989066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project javaAudioRecordFields.postNativeEventInJava, 999066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project callbackInfo->audioRecord_ref, event, 0,0, NULL); 1009066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (env->ExceptionCheck()) { 1019066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project env->ExceptionDescribe(); 1029066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project env->ExceptionClear(); 1039066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 1049066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 1059066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 1069066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } else if (event == AudioRecord::EVENT_NEW_POS) { 1079066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project audiorecord_callback_cookie *callbackInfo = (audiorecord_callback_cookie *)user; 1089066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project JNIEnv *env = AndroidRuntime::getJNIEnv(); 1099066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (user && env) { 1109066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project env->CallStaticVoidMethod( 1119066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project callbackInfo->audioRecord_class, 1129066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project javaAudioRecordFields.postNativeEventInJava, 1139066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project callbackInfo->audioRecord_ref, event, 0,0, NULL); 1149066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (env->ExceptionCheck()) { 1159066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project env->ExceptionDescribe(); 1169066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project env->ExceptionClear(); 1179066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 1189066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 1199066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 1209066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project} 1219066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 1229066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 1239066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project// ---------------------------------------------------------------------------- 1249066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectstatic int 1259066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectandroid_media_AudioRecord_setup(JNIEnv *env, jobject thiz, jobject weak_this, 126a553c25b33c99b345cf1c8688f8df0ed8df14e5aEric Laurent jint source, jint sampleRateInHertz, jint channels, 1279066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project jint audioFormat, jint buffSizeInBytes) 1289066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project{ 1299066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project //LOGV(">> Entering android_media_AudioRecord_setup"); 130a553c25b33c99b345cf1c8688f8df0ed8df14e5aEric Laurent //LOGV("sampleRate=%d, audioFormat=%d, channels=%x, buffSizeInBytes=%d", 131a553c25b33c99b345cf1c8688f8df0ed8df14e5aEric Laurent // sampleRateInHertz, audioFormat, channels, buffSizeInBytes); 1329066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 133a553c25b33c99b345cf1c8688f8df0ed8df14e5aEric Laurent if (!AudioSystem::isInputChannel(channels)) { 1349066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project LOGE("Error creating AudioRecord: channel count is not 1 or 2."); 135a553c25b33c99b345cf1c8688f8df0ed8df14e5aEric Laurent return AUDIORECORD_ERROR_SETUP_INVALIDCHANNELMASK; 1369066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 137a553c25b33c99b345cf1c8688f8df0ed8df14e5aEric Laurent uint32_t nbChannels = AudioSystem::popCount(channels); 1389066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 1399066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project // compare the format against the Java constants 1409066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if ((audioFormat != javaAudioRecordFields.PCM16) 1419066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project && (audioFormat != javaAudioRecordFields.PCM8)) { 1429066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project LOGE("Error creating AudioRecord: unsupported audio format."); 1439066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return AUDIORECORD_ERROR_SETUP_INVALIDFORMAT; 1449066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 1459066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 1469066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project int bytesPerSample = audioFormat==javaAudioRecordFields.PCM16 ? 2 : 1; 1479066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project int format = audioFormat==javaAudioRecordFields.PCM16 ? 1489066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project AudioSystem::PCM_16_BIT : AudioSystem::PCM_8_BIT; 1499066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 1509066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (buffSizeInBytes == 0) { 1519066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project LOGE("Error creating AudioRecord: frameCount is 0."); 1529066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return AUDIORECORD_ERROR_SETUP_ZEROFRAMECOUNT; 1539066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 1549066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project int frameSize = nbChannels * bytesPerSample; 1559066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project size_t frameCount = buffSizeInBytes / frameSize; 1569066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 157a553c25b33c99b345cf1c8688f8df0ed8df14e5aEric Laurent if (source >= AUDIO_SOURCE_LIST_END) { 1589066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project LOGE("Error creating AudioRecord: unknown source."); 1594bc035a65cac177be9294e69f110497e3b6e34e6Eric Laurent return AUDIORECORD_ERROR_SETUP_INVALIDSOURCE; 1609066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 1614bc035a65cac177be9294e69f110497e3b6e34e6Eric Laurent 1629066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project audiorecord_callback_cookie *lpCallbackData = NULL; 1639066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project AudioRecord* lpRecorder = NULL; 1649066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 1659066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project // create an uninitialized AudioRecord object 1669066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project lpRecorder = new AudioRecord(); 1679066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if(lpRecorder == NULL) { 1689066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project LOGE("Error creating AudioRecord instance."); 1699066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return AUDIORECORD_ERROR_SETUP_NATIVEINITFAILED; 1709066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 1719066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 1729066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project // create the callback information: 1739066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project // this data will be passed with every AudioRecord callback 1749066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project jclass clazz = env->GetObjectClass(thiz); 1759066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (clazz == NULL) { 1769066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project LOGE("Can't find %s when setting up callback.", kClassPathName); 1779066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project goto native_track_failure; 1789066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 1799066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project lpCallbackData = new audiorecord_callback_cookie; 1809066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project lpCallbackData->audioRecord_class = (jclass)env->NewGlobalRef(clazz); 1819066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project // we use a weak reference so the AudioRecord object can be garbage collected. 1829066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project lpCallbackData->audioRecord_ref = env->NewGlobalRef(weak_this); 1839066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 184a553c25b33c99b345cf1c8688f8df0ed8df14e5aEric Laurent lpRecorder->set(source, 1859066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project sampleRateInHertz, 1869066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project format, // word length, PCM 187a553c25b33c99b345cf1c8688f8df0ed8df14e5aEric Laurent channels, 1889066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project frameCount, 1899066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 0, // flags 1909066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project recorderCallback,// callback_t 1919066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project lpCallbackData,// void* user 1929066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 0, // notificationFrames, 1939066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project true); // threadCanCallJava) 1949066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 1959066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if(lpRecorder->initCheck() != NO_ERROR) { 1969066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project LOGE("Error creating AudioRecord instance: initialization check failed."); 1979066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project goto native_init_failure; 1989066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 1999066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 2009066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project // save our newly created C++ AudioRecord in the "nativeRecorderInJavaObj" field 2019066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project // of the Java object 2029066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project env->SetIntField(thiz, javaAudioRecordFields.nativeRecorderInJavaObj, (int)lpRecorder); 2039066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 2049066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project // save our newly created callback information in the "nativeCallbackCookie" field 2059066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project // of the Java object (in mNativeCallbackCookie) so we can free the memory in finalize() 2069066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project env->SetIntField(thiz, javaAudioRecordFields.nativeCallbackCookie, (int)lpCallbackData); 2079066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 2089066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return AUDIORECORD_SUCCESS; 2099066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 2109066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project // failure: 2119066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectnative_init_failure: 2124bac5a3928d57ac193141eb6d45f3b39200d27deJean-Michel Trivi env->DeleteGlobalRef(lpCallbackData->audioRecord_class); 2134bac5a3928d57ac193141eb6d45f3b39200d27deJean-Michel Trivi env->DeleteGlobalRef(lpCallbackData->audioRecord_ref); 2149066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project delete lpCallbackData; 2154bac5a3928d57ac193141eb6d45f3b39200d27deJean-Michel Trivi 2169066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectnative_track_failure: 2179066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project delete lpRecorder; 2189066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 2199066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project env->SetIntField(thiz, javaAudioRecordFields.nativeRecorderInJavaObj, 0); 2209066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project env->SetIntField(thiz, javaAudioRecordFields.nativeCallbackCookie, 0); 2219066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 2229066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return AUDIORECORD_ERROR_SETUP_NATIVEINITFAILED; 2239066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project} 2249066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 2259066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 2269066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 2279066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project// ---------------------------------------------------------------------------- 2289cc489a2196e449dbe090ad9bdbc5cedd0b8334fEric Laurentstatic int 2299066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectandroid_media_AudioRecord_start(JNIEnv *env, jobject thiz) 2309066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project{ 2319066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project AudioRecord *lpRecorder = 2329066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project (AudioRecord *)env->GetIntField(thiz, javaAudioRecordFields.nativeRecorderInJavaObj); 2339066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (lpRecorder == NULL ) { 2349066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project jniThrowException(env, "java/lang/IllegalStateException", NULL); 2359cc489a2196e449dbe090ad9bdbc5cedd0b8334fEric Laurent return AUDIORECORD_ERROR; 2369066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 2379066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 2389cc489a2196e449dbe090ad9bdbc5cedd0b8334fEric Laurent return android_media_translateRecorderErrorCode(lpRecorder->start()); 2399066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project} 2409066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 2419066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 2429066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project// ---------------------------------------------------------------------------- 2439066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectstatic void 2449066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectandroid_media_AudioRecord_stop(JNIEnv *env, jobject thiz) 2459066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project{ 2469066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project AudioRecord *lpRecorder = 2479066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project (AudioRecord *)env->GetIntField(thiz, javaAudioRecordFields.nativeRecorderInJavaObj); 2489066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (lpRecorder == NULL ) { 2499066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project jniThrowException(env, "java/lang/IllegalStateException", NULL); 2509066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return; 2519066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 2529066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 2539066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project lpRecorder->stop(); 2549066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project //LOGV("Called lpRecorder->stop()"); 2559066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project} 2569066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 2579066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 2589066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project// ---------------------------------------------------------------------------- 259e6335c904aafa17795b059a5d83b8b7db6c761c8Dave Sparksstatic void android_media_AudioRecord_release(JNIEnv *env, jobject thiz) { 260e6335c904aafa17795b059a5d83b8b7db6c761c8Dave Sparks 261e6335c904aafa17795b059a5d83b8b7db6c761c8Dave Sparks // serialize access. Ugly, but functional. 262e6335c904aafa17795b059a5d83b8b7db6c761c8Dave Sparks Mutex::Autolock lock(&sLock); 2639066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project AudioRecord *lpRecorder = 2649066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project (AudioRecord *)env->GetIntField(thiz, javaAudioRecordFields.nativeRecorderInJavaObj); 265e6335c904aafa17795b059a5d83b8b7db6c761c8Dave Sparks audiorecord_callback_cookie *lpCookie = (audiorecord_callback_cookie *)env->GetIntField( 266e6335c904aafa17795b059a5d83b8b7db6c761c8Dave Sparks thiz, javaAudioRecordFields.nativeCallbackCookie); 2679066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 268e6335c904aafa17795b059a5d83b8b7db6c761c8Dave Sparks // reset the native resources in the Java object so any attempt to access 269e6335c904aafa17795b059a5d83b8b7db6c761c8Dave Sparks // them after a call to release fails. 270e6335c904aafa17795b059a5d83b8b7db6c761c8Dave Sparks env->SetIntField(thiz, javaAudioRecordFields.nativeRecorderInJavaObj, 0); 271e6335c904aafa17795b059a5d83b8b7db6c761c8Dave Sparks env->SetIntField(thiz, javaAudioRecordFields.nativeCallbackCookie, 0); 272e6335c904aafa17795b059a5d83b8b7db6c761c8Dave Sparks 273e6335c904aafa17795b059a5d83b8b7db6c761c8Dave Sparks // delete the AudioRecord object 2749066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (lpRecorder) { 2759066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project LOGV("About to delete lpRecorder: %x\n", (int)lpRecorder); 2769066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project lpRecorder->stop(); 2779066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project delete lpRecorder; 2789066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 2799066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 2809066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project // delete the callback information 2819066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (lpCookie) { 2829066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project LOGV("deleting lpCookie: %x\n", (int)lpCookie); 2834bac5a3928d57ac193141eb6d45f3b39200d27deJean-Michel Trivi env->DeleteGlobalRef(lpCookie->audioRecord_class); 2844bac5a3928d57ac193141eb6d45f3b39200d27deJean-Michel Trivi env->DeleteGlobalRef(lpCookie->audioRecord_ref); 2859066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project delete lpCookie; 2869066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 2879066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project} 2889066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 2899066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 2909066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project// ---------------------------------------------------------------------------- 291e6335c904aafa17795b059a5d83b8b7db6c761c8Dave Sparksstatic void android_media_AudioRecord_finalize(JNIEnv *env, jobject thiz) { 292e6335c904aafa17795b059a5d83b8b7db6c761c8Dave Sparks android_media_AudioRecord_release(env, thiz); 2939066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project} 2949066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 2959066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 2969066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project// ---------------------------------------------------------------------------- 2979066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectstatic jint android_media_AudioRecord_readInByteArray(JNIEnv *env, jobject thiz, 2989066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project jbyteArray javaAudioData, 2999066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project jint offsetInBytes, jint sizeInBytes) { 3009066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project jbyte* recordBuff = NULL; 3019066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project AudioRecord *lpRecorder = NULL; 3029066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 3039066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project // get the audio recorder from which we'll read new audio samples 3049066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project lpRecorder = 3059066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project (AudioRecord *)env->GetIntField(thiz, javaAudioRecordFields.nativeRecorderInJavaObj); 3069066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (lpRecorder == NULL) { 3079066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project LOGE("Unable to retrieve AudioRecord object, can't record"); 3089066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return 0; 3099066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 3109066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 3119066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (!javaAudioData) { 3129066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project LOGE("Invalid Java array to store recorded audio, can't record"); 3139066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return 0; 3149066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 3159066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 3169066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project // get the pointer to where we'll record the audio 317421ddc014b31478ba0ef115e098d8780a35af331Eric Laurent // NOTE: We may use GetPrimitiveArrayCritical() when the JNI implementation changes in such 318421ddc014b31478ba0ef115e098d8780a35af331Eric Laurent // a way that it becomes much more efficient. When doing so, we will have to prevent the 319421ddc014b31478ba0ef115e098d8780a35af331Eric Laurent // AudioSystem callback to be called while in critical section (in case of media server 320421ddc014b31478ba0ef115e098d8780a35af331Eric Laurent // process crash for instance) 321421ddc014b31478ba0ef115e098d8780a35af331Eric Laurent recordBuff = (jbyte *)env->GetByteArrayElements(javaAudioData, NULL); 3229066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 3239066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (recordBuff == NULL) { 3249066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project LOGE("Error retrieving destination for recorded audio data, can't record"); 3259066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return 0; 3269066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 3279066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 3289066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project // read the new audio data from the native AudioRecord object 3299066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project ssize_t recorderBuffSize = lpRecorder->frameCount()*lpRecorder->frameSize(); 3309066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project ssize_t readSize = lpRecorder->read(recordBuff + offsetInBytes, 3319066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project sizeInBytes > (jint)recorderBuffSize ? 3329066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project (jint)recorderBuffSize : sizeInBytes ); 333421ddc014b31478ba0ef115e098d8780a35af331Eric Laurent env->ReleaseByteArrayElements(javaAudioData, recordBuff, 0); 3349066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 3359066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return (jint) readSize; 3369066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project} 3379066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 3389066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project// ---------------------------------------------------------------------------- 3399066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectstatic jint android_media_AudioRecord_readInShortArray(JNIEnv *env, jobject thiz, 3409066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project jshortArray javaAudioData, 3419066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project jint offsetInShorts, jint sizeInShorts) { 3429066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 3439066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return (android_media_AudioRecord_readInByteArray(env, thiz, 3449066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project (jbyteArray) javaAudioData, 3459066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project offsetInShorts*2, sizeInShorts*2) 3469066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project / 2); 3479066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project} 3489066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 3499066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project// ---------------------------------------------------------------------------- 3509066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectstatic jint android_media_AudioRecord_readInDirectBuffer(JNIEnv *env, jobject thiz, 3519066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project jobject jBuffer, jint sizeInBytes) { 3529066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project AudioRecord *lpRecorder = NULL; 3539066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project //LOGV("Entering android_media_AudioRecord_readInBuffer"); 3549066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 3559066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project // get the audio recorder from which we'll read new audio samples 3569066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project lpRecorder = 3579066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project (AudioRecord *)env->GetIntField(thiz, javaAudioRecordFields.nativeRecorderInJavaObj); 3589066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if(lpRecorder==NULL) 3599066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return 0; 3609066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 3619066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project // direct buffer and direct access supported? 3629066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project long capacity = env->GetDirectBufferCapacity(jBuffer); 3639066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if(capacity == -1) { 3649066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project // buffer direct access is not supported 3659066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project LOGE("Buffer direct access is not supported, can't record"); 3669066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return 0; 3679066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 3689066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project //LOGV("capacity = %ld", capacity); 3699066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project jbyte* nativeFromJavaBuf = (jbyte*) env->GetDirectBufferAddress(jBuffer); 3709066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if(nativeFromJavaBuf==NULL) { 3719066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project LOGE("Buffer direct access is not supported, can't record"); 3729066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return 0; 3739066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 3749066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 3759066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project // read new data from the recorder 3769066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return (jint) lpRecorder->read(nativeFromJavaBuf, 3779066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project capacity < sizeInBytes ? capacity : sizeInBytes); 3789066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project} 3799066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 3809066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 3819066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project// ---------------------------------------------------------------------------- 3829066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectstatic jint android_media_AudioRecord_set_marker_pos(JNIEnv *env, jobject thiz, 3839066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project jint markerPos) { 3849066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 3859066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project AudioRecord *lpRecorder = (AudioRecord *)env->GetIntField( 3869066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project thiz, javaAudioRecordFields.nativeRecorderInJavaObj); 3879066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 3889066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (lpRecorder) { 3899066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return 3909066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project android_media_translateRecorderErrorCode( lpRecorder->setMarkerPosition(markerPos) ); 3919066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } else { 3929066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project jniThrowException(env, "java/lang/IllegalStateException", 3939066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project "Unable to retrieve AudioRecord pointer for setMarkerPosition()"); 3949066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return AUDIORECORD_ERROR; 3959066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 3969066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project} 3979066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 3989066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 3999066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project// ---------------------------------------------------------------------------- 4009066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectstatic jint android_media_AudioRecord_get_marker_pos(JNIEnv *env, jobject thiz) { 4019066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 4029066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project AudioRecord *lpRecorder = (AudioRecord *)env->GetIntField( 4039066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project thiz, javaAudioRecordFields.nativeRecorderInJavaObj); 4049066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project uint32_t markerPos = 0; 4059066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 4069066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (lpRecorder) { 4079066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project lpRecorder->getMarkerPosition(&markerPos); 4089066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return (jint)markerPos; 4099066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } else { 4109066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project jniThrowException(env, "java/lang/IllegalStateException", 4119066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project "Unable to retrieve AudioRecord pointer for getMarkerPosition()"); 4129066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return AUDIORECORD_ERROR; 4139066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 4149066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project} 4159066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 4169066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 4179066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project// ---------------------------------------------------------------------------- 4189066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectstatic jint android_media_AudioRecord_set_pos_update_period(JNIEnv *env, jobject thiz, 4199066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project jint period) { 4209066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 4219066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project AudioRecord *lpRecorder = (AudioRecord *)env->GetIntField( 4229066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project thiz, javaAudioRecordFields.nativeRecorderInJavaObj); 4239066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 4249066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (lpRecorder) { 4259066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return 4269066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project android_media_translateRecorderErrorCode( lpRecorder->setPositionUpdatePeriod(period) ); 4279066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } else { 4289066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project jniThrowException(env, "java/lang/IllegalStateException", 4299066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project "Unable to retrieve AudioRecord pointer for setPositionUpdatePeriod()"); 4309066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return AUDIORECORD_ERROR; 4319066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 4329066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project} 4339066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 4349066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 4359066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project// ---------------------------------------------------------------------------- 4369066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectstatic jint android_media_AudioRecord_get_pos_update_period(JNIEnv *env, jobject thiz) { 4379066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 4389066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project AudioRecord *lpRecorder = (AudioRecord *)env->GetIntField( 4399066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project thiz, javaAudioRecordFields.nativeRecorderInJavaObj); 4409066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project uint32_t period = 0; 4419066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 4429066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (lpRecorder) { 4439066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project lpRecorder->getPositionUpdatePeriod(&period); 4449066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return (jint)period; 4459066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } else { 4469066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project jniThrowException(env, "java/lang/IllegalStateException", 4479066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project "Unable to retrieve AudioRecord pointer for getPositionUpdatePeriod()"); 4489066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return AUDIORECORD_ERROR; 4499066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 4509066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project} 4519066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 4529066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 4539066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project// ---------------------------------------------------------------------------- 4549066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project// returns the minimum required size for the successful creation of an AudioRecord instance. 4559066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project// returns 0 if the parameter combination is not supported. 4569066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project// return -1 if there was an error querying the buffer size. 4579066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectstatic jint android_media_AudioRecord_get_min_buff_size(JNIEnv *env, jobject thiz, 4589066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project jint sampleRateInHertz, jint nbChannels, jint audioFormat) { 459c3308074cd6f06bbb35c1999b5260f938742a9e7Chia-chi Yeh 4609066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project LOGV(">> android_media_AudioRecord_get_min_buff_size(%d, %d, %d)", sampleRateInHertz, nbChannels, audioFormat); 461c3308074cd6f06bbb35c1999b5260f938742a9e7Chia-chi Yeh 462c3308074cd6f06bbb35c1999b5260f938742a9e7Chia-chi Yeh int frameCount = 0; 463c3308074cd6f06bbb35c1999b5260f938742a9e7Chia-chi Yeh status_t result = AudioRecord::getMinFrameCount(&frameCount, 464c3308074cd6f06bbb35c1999b5260f938742a9e7Chia-chi Yeh sampleRateInHertz, 465c3308074cd6f06bbb35c1999b5260f938742a9e7Chia-chi Yeh (audioFormat == javaAudioRecordFields.PCM16 ? 466c3308074cd6f06bbb35c1999b5260f938742a9e7Chia-chi Yeh AudioSystem::PCM_16_BIT : AudioSystem::PCM_8_BIT), 467c3308074cd6f06bbb35c1999b5260f938742a9e7Chia-chi Yeh nbChannels); 468c3308074cd6f06bbb35c1999b5260f938742a9e7Chia-chi Yeh 469c3308074cd6f06bbb35c1999b5260f938742a9e7Chia-chi Yeh if (result == BAD_VALUE) { 470c3308074cd6f06bbb35c1999b5260f938742a9e7Chia-chi Yeh return 0; 471c3308074cd6f06bbb35c1999b5260f938742a9e7Chia-chi Yeh } 472c3308074cd6f06bbb35c1999b5260f938742a9e7Chia-chi Yeh if (result != NO_ERROR) { 473c3308074cd6f06bbb35c1999b5260f938742a9e7Chia-chi Yeh return -1; 4749066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 475c3308074cd6f06bbb35c1999b5260f938742a9e7Chia-chi Yeh return frameCount * nbChannels * (audioFormat == javaAudioRecordFields.PCM16 ? 2 : 1); 4769066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project} 4779066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 4789066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 4799066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project// ---------------------------------------------------------------------------- 4809066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project// ---------------------------------------------------------------------------- 4819066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectstatic JNINativeMethod gMethods[] = { 4829066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project // name, signature, funcPtr 4839cc489a2196e449dbe090ad9bdbc5cedd0b8334fEric Laurent {"native_start", "()I", (void *)android_media_AudioRecord_start}, 4849066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project {"native_stop", "()V", (void *)android_media_AudioRecord_stop}, 4859066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project {"native_setup", "(Ljava/lang/Object;IIIII)I", 4869066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project (void *)android_media_AudioRecord_setup}, 4879066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project {"native_finalize", "()V", (void *)android_media_AudioRecord_finalize}, 4889066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project {"native_release", "()V", (void *)android_media_AudioRecord_release}, 4899066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project {"native_read_in_byte_array", 4909066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project "([BII)I", (void *)android_media_AudioRecord_readInByteArray}, 4919066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project {"native_read_in_short_array", 4929066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project "([SII)I", (void *)android_media_AudioRecord_readInShortArray}, 4939066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project {"native_read_in_direct_buffer","(Ljava/lang/Object;I)I", 4949066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project (void *)android_media_AudioRecord_readInDirectBuffer}, 4959066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project {"native_set_marker_pos","(I)I", (void *)android_media_AudioRecord_set_marker_pos}, 4969066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project {"native_get_marker_pos","()I", (void *)android_media_AudioRecord_get_marker_pos}, 4979066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project {"native_set_pos_update_period", 4989066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project "(I)I", (void *)android_media_AudioRecord_set_pos_update_period}, 4999066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project {"native_get_pos_update_period", 5009066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project "()I", (void *)android_media_AudioRecord_get_pos_update_period}, 5019066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project {"native_get_min_buff_size", 5029066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project "(III)I", (void *)android_media_AudioRecord_get_min_buff_size}, 5039066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project}; 5049066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 5059066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project// field names found in android/media/AudioRecord.java 5069066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project#define JAVA_POSTEVENT_CALLBACK_NAME "postEventFromNative" 5079066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project#define JAVA_CONST_PCM16_NAME "ENCODING_PCM_16BIT" 5089066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project#define JAVA_CONST_PCM8_NAME "ENCODING_PCM_8BIT" 5099066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project#define JAVA_NATIVERECORDERINJAVAOBJ_FIELD_NAME "mNativeRecorderInJavaObj" 5109066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project#define JAVA_NATIVECALLBACKINFO_FIELD_NAME "mNativeCallbackCookie" 5119066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 5129066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project#define JAVA_AUDIOFORMAT_CLASS_NAME "android/media/AudioFormat" 5139066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 5149066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project// ---------------------------------------------------------------------------- 5159066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 5169066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectextern bool android_media_getIntConstantFromClass(JNIEnv* pEnv, 5179066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project jclass theClass, const char* className, const char* constName, int* constVal); 5189066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 5199066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project// ---------------------------------------------------------------------------- 5209066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectint register_android_media_AudioRecord(JNIEnv *env) 5219066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project{ 5229066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project javaAudioRecordFields.postNativeEventInJava = NULL; 5239066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project javaAudioRecordFields.nativeRecorderInJavaObj = NULL; 5249066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project javaAudioRecordFields.nativeCallbackCookie = NULL; 5259066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 5269066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 5279066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project // Get the AudioRecord class 52846e18c11d46a2bc1a46174f963d0ed1224d94cd2Brian Carlstrom jclass audioRecordClass = env->FindClass(kClassPathName); 52946e18c11d46a2bc1a46174f963d0ed1224d94cd2Brian Carlstrom if (audioRecordClass == NULL) { 5309066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project LOGE("Can't find %s", kClassPathName); 5319066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return -1; 5329066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 5339066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project // Get the postEvent method 5349066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project javaAudioRecordFields.postNativeEventInJava = env->GetStaticMethodID( 53546e18c11d46a2bc1a46174f963d0ed1224d94cd2Brian Carlstrom audioRecordClass, 5369066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project JAVA_POSTEVENT_CALLBACK_NAME, "(Ljava/lang/Object;IIILjava/lang/Object;)V"); 5379066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (javaAudioRecordFields.postNativeEventInJava == NULL) { 5389066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project LOGE("Can't find AudioRecord.%s", JAVA_POSTEVENT_CALLBACK_NAME); 5399066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return -1; 5409066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 5419066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 5429066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project // Get the variables 5439066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project // mNativeRecorderInJavaObj 5449066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project javaAudioRecordFields.nativeRecorderInJavaObj = 54546e18c11d46a2bc1a46174f963d0ed1224d94cd2Brian Carlstrom env->GetFieldID(audioRecordClass, 5469066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project JAVA_NATIVERECORDERINJAVAOBJ_FIELD_NAME, "I"); 5479066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (javaAudioRecordFields.nativeRecorderInJavaObj == NULL) { 5489066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project LOGE("Can't find AudioRecord.%s", JAVA_NATIVERECORDERINJAVAOBJ_FIELD_NAME); 5499066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return -1; 5509066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 5519066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project // mNativeCallbackCookie 5529066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project javaAudioRecordFields.nativeCallbackCookie = env->GetFieldID( 55346e18c11d46a2bc1a46174f963d0ed1224d94cd2Brian Carlstrom audioRecordClass, 5549066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project JAVA_NATIVECALLBACKINFO_FIELD_NAME, "I"); 5559066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (javaAudioRecordFields.nativeCallbackCookie == NULL) { 5569066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project LOGE("Can't find AudioRecord.%s", JAVA_NATIVECALLBACKINFO_FIELD_NAME); 5579066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return -1; 5589066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 5599066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 5609066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project // Get the format constants from the AudioFormat class 5619066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project jclass audioFormatClass = NULL; 5629066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project audioFormatClass = env->FindClass(JAVA_AUDIOFORMAT_CLASS_NAME); 5639066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (audioFormatClass == NULL) { 5649066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project LOGE("Can't find %s", JAVA_AUDIOFORMAT_CLASS_NAME); 5659066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return -1; 5669066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 5679066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if ( !android_media_getIntConstantFromClass(env, audioFormatClass, 5689066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project JAVA_AUDIOFORMAT_CLASS_NAME, 5699066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project JAVA_CONST_PCM16_NAME, &(javaAudioRecordFields.PCM16)) 5709066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project || !android_media_getIntConstantFromClass(env, audioFormatClass, 5719066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project JAVA_AUDIOFORMAT_CLASS_NAME, 5729066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project JAVA_CONST_PCM8_NAME, &(javaAudioRecordFields.PCM8)) ) { 5739066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project // error log performed in getIntConstantFromClass() 5749066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return -1; 5759066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 5769066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 5779066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return AndroidRuntime::registerNativeMethods(env, 5789066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project kClassPathName, gMethods, NELEM(gMethods)); 5799066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project} 5809066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 5819066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project// ---------------------------------------------------------------------------- 582