MediaRecorder.java revision 0f32fb3ecfdfaa03acf880a356629d43da3fe2fe
19066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project/* 29066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Copyright (C) 2007 The Android Open Source Project 39066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 49066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Licensed under the Apache License, Version 2.0 (the "License"); 59066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * you may not use this file except in compliance with the License. 69066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * You may obtain a copy of the License at 79066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 89066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * http://www.apache.org/licenses/LICENSE-2.0 99066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 109066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Unless required by applicable law or agreed to in writing, software 119066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * distributed under the License is distributed on an "AS IS" BASIS, 129066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 139066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * See the License for the specific language governing permissions and 149066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * limitations under the License. 159066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 169066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 179066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectpackage android.media; 189066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 19e64d9a236e4704abf53d3b7eea2eb066f23cf402James Dongimport android.media.CamcorderProfile; 209066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectimport android.hardware.Camera; 219066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectimport android.os.Handler; 229066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectimport android.os.Looper; 239066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectimport android.os.Message; 249066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectimport android.util.Log; 259066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectimport android.view.Surface; 269066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectimport java.io.IOException; 279066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectimport java.io.FileNotFoundException; 289066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectimport java.io.FileOutputStream; 299066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectimport java.io.FileDescriptor; 309066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectimport java.lang.ref.WeakReference; 319066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 329066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project/** 339066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Used to record audio and video. The recording control is based on a 349066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * simple state machine (see below). 359066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 369066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * <p><img src="{@docRoot}images/mediarecorder_state_diagram.gif" border="0" /> 379066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * </p> 389066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 399066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * <p>A common case of using MediaRecorder to record audio works as follows: 409066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 419066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * <pre>MediaRecorder recorder = new MediaRecorder(); 429066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * recorder.setAudioSource(MediaRecorder.AudioSource.MIC); 439066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * recorder.setOutputFormat(MediaRecorder.OutputFormat.THREE_GPP); 449066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * recorder.setAudioEncoder(MediaRecorder.AudioEncoder.AMR_NB); 459066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * recorder.setOutputFile(PATH_NAME); 469066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * recorder.prepare(); 479066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * recorder.start(); // Recording is now started 489066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * ... 499066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * recorder.stop(); 509066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * recorder.reset(); // You can reuse the object by going back to setAudioSource() step 519066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * recorder.release(); // Now the object cannot be reused 529066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * </pre> 539066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 549066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * <p>See the <a href="{@docRoot}guide/topics/media/index.html">Audio and Video</a> 559066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * documentation for additional help with using MediaRecorder. 5690f8680f41525e5e5d9b811af60793a0396a32e3James Dong * <p>Note: Currently, MediaRecorder does not work on the emulator. 579066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 589066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectpublic class MediaRecorder 599066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project{ 609066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project static { 619066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project System.loadLibrary("media_jni"); 624935d05eaa306cef88cf0ab13eca386f270409ecMarco Nelissen native_init(); 639066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 649066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private final static String TAG = "MediaRecorder"; 659066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 669066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project // The two fields below are accessed by native methods 679066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project @SuppressWarnings("unused") 689066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private int mNativeContext; 699066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 709066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project @SuppressWarnings("unused") 719066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private Surface mSurface; 729066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 739066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private String mPath; 749066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private FileDescriptor mFd; 75b33a5aea130b025f30966828562fcba56f25b265Nipun Kwatra private boolean mPrepareAuxiliaryFile = false; 76b33a5aea130b025f30966828562fcba56f25b265Nipun Kwatra private String mPathAux; 77b33a5aea130b025f30966828562fcba56f25b265Nipun Kwatra private FileDescriptor mFdAux; 789066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private EventHandler mEventHandler; 799066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private OnErrorListener mOnErrorListener; 80ba87e3e6c985e7175152993b5efcc7dd2f0e1c93The Android Open Source Project private OnInfoListener mOnInfoListener; 819066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 829066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 839066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Default constructor. 849066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 859066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public MediaRecorder() { 869066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 879066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project Looper looper; 889066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if ((looper = Looper.myLooper()) != null) { 899066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mEventHandler = new EventHandler(this, looper); 909066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } else if ((looper = Looper.getMainLooper()) != null) { 919066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mEventHandler = new EventHandler(this, looper); 929066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } else { 939066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mEventHandler = null; 949066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 959066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 969066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /* Native setup requires a weak reference to our object. 979066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * It's easier to create it here than in C++. 989066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 999066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project native_setup(new WeakReference<MediaRecorder>(this)); 1009066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 1019066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 1029066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 1039066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Sets a Camera to use for recording. Use this function to switch 1049066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * quickly between preview and capture mode without a teardown of 1059066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * the camera object. Must call before prepare(). 1069066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 1079066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param c the Camera to use for recording 1089066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 1099066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public native void setCamera(Camera c); 1109066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 1119066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 1129066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Sets a Surface to show a preview of recorded media (video). Calls this 1139066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * before prepare() to make sure that the desirable preview display is 1149066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * set. 1159066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 1169066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param sv the Surface to use for the preview 1179066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 1189066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public void setPreviewDisplay(Surface sv) { 1199066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mSurface = sv; 1209066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 1219066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 1229066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 1239066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Defines the audio source. These constants are used with 1249066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * {@link MediaRecorder#setAudioSource(int)}. 1259066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 1269066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public final class AudioSource { 1279066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /* Do not change these values without updating their counterparts 1289066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * in include/media/mediarecorder.h! 1299066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 1309066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private AudioSource() {} 1319066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public static final int DEFAULT = 0; 1329066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** Microphone audio source */ 1339066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public static final int MIC = 1; 1344bc035a65cac177be9294e69f110497e3b6e34e6Eric Laurent 1354bc035a65cac177be9294e69f110497e3b6e34e6Eric Laurent /** Voice call uplink (Tx) audio source */ 1364bc035a65cac177be9294e69f110497e3b6e34e6Eric Laurent public static final int VOICE_UPLINK = 2; 1374bc035a65cac177be9294e69f110497e3b6e34e6Eric Laurent 1384bc035a65cac177be9294e69f110497e3b6e34e6Eric Laurent /** Voice call downlink (Rx) audio source */ 1394bc035a65cac177be9294e69f110497e3b6e34e6Eric Laurent public static final int VOICE_DOWNLINK = 3; 1404bc035a65cac177be9294e69f110497e3b6e34e6Eric Laurent 1414bc035a65cac177be9294e69f110497e3b6e34e6Eric Laurent /** Voice call uplink + downlink audio source */ 1424bc035a65cac177be9294e69f110497e3b6e34e6Eric Laurent public static final int VOICE_CALL = 4; 1436869df3a5db0ca0037394f0fd14aecc1d80b5b42Jean-Michel Trivi 144941136fd089d40a80d63fcaf99b4a0bdeb6e349cJean-Michel Trivi /** Microphone audio source with same orientation as camera if available, the main 145941136fd089d40a80d63fcaf99b4a0bdeb6e349cJean-Michel Trivi * device microphone otherwise */ 1466869df3a5db0ca0037394f0fd14aecc1d80b5b42Jean-Michel Trivi public static final int CAMCORDER = 5; 1476869df3a5db0ca0037394f0fd14aecc1d80b5b42Jean-Michel Trivi 148941136fd089d40a80d63fcaf99b4a0bdeb6e349cJean-Michel Trivi /** Microphone audio source tuned for voice recognition if available, behaves like 149941136fd089d40a80d63fcaf99b4a0bdeb6e349cJean-Michel Trivi * {@link #DEFAULT} otherwise. */ 1506869df3a5db0ca0037394f0fd14aecc1d80b5b42Jean-Michel Trivi public static final int VOICE_RECOGNITION = 6; 151820b9e0d3b6f94fe0b524aebf756ce25df273e6aJean-Michel Trivi 152ffd0eb0f1106b0229694a1a86ce7d6356efcf50dJean-Michel Trivi /** Microphone audio source tuned for voice communications such as VoIP. It 153ffd0eb0f1106b0229694a1a86ce7d6356efcf50dJean-Michel Trivi * will for instance take advantage of echo cancellation or automatic gain control 154ffd0eb0f1106b0229694a1a86ce7d6356efcf50dJean-Michel Trivi * if available. It otherwise behaves like {@link #DEFAULT} if no voice processing 155ffd0eb0f1106b0229694a1a86ce7d6356efcf50dJean-Michel Trivi * is applied. 156820b9e0d3b6f94fe0b524aebf756ce25df273e6aJean-Michel Trivi */ 157820b9e0d3b6f94fe0b524aebf756ce25df273e6aJean-Michel Trivi public static final int VOICE_COMMUNICATION = 7; 1589066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 1599066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 1609066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 1619066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Defines the video source. These constants are used with 1629066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * {@link MediaRecorder#setVideoSource(int)}. 1639066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 1649066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public final class VideoSource { 1659066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /* Do not change these values without updating their counterparts 1669066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * in include/media/mediarecorder.h! 1679066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 1689066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private VideoSource() {} 1699066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public static final int DEFAULT = 0; 1709066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** Camera video source */ 1719066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public static final int CAMERA = 1; 1729066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 1739066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 1749066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 1759066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Defines the output format. These constants are used with 1769066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * {@link MediaRecorder#setOutputFormat(int)}. 1779066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 1789066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public final class OutputFormat { 1799066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /* Do not change these values without updating their counterparts 1809066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * in include/media/mediarecorder.h! 1819066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 1829066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private OutputFormat() {} 1839066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public static final int DEFAULT = 0; 1849066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 3GPP media file format*/ 1859066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public static final int THREE_GPP = 1; 1869066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** MPEG4 media file format*/ 1879066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public static final int MPEG_4 = 2; 1882bcda90c0234f67f210a96f195b355493ca7d1ffJianhong Jiang 1892bcda90c0234f67f210a96f195b355493ca7d1ffJianhong Jiang /** The following formats are audio only .aac or .amr formats **/ 1902bcda90c0234f67f210a96f195b355493ca7d1ffJianhong Jiang /** @deprecated Deprecated in favor of AMR_NB */ 1912116dc91e96f7153f65468ed40a0b57e437679f7James Dong /** Deprecated in favor of MediaRecorder.OutputFormat.AMR_NB */ 1922116dc91e96f7153f65468ed40a0b57e437679f7James Dong /** AMR NB file format */ 1939066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public static final int RAW_AMR = 3; 1942116dc91e96f7153f65468ed40a0b57e437679f7James Dong /** AMR NB file format */ 1952bcda90c0234f67f210a96f195b355493ca7d1ffJianhong Jiang public static final int AMR_NB = 3; 1962116dc91e96f7153f65468ed40a0b57e437679f7James Dong /** AMR WB file format */ 1972bcda90c0234f67f210a96f195b355493ca7d1ffJianhong Jiang public static final int AMR_WB = 4; 1982bcda90c0234f67f210a96f195b355493ca7d1ffJianhong Jiang /** @hide AAC ADIF file format */ 1992bcda90c0234f67f210a96f195b355493ca7d1ffJianhong Jiang public static final int AAC_ADIF = 5; 2002bcda90c0234f67f210a96f195b355493ca7d1ffJianhong Jiang /** @hide AAC ADTS file format */ 2012bcda90c0234f67f210a96f195b355493ca7d1ffJianhong Jiang public static final int AAC_ADTS = 6; 20257648e4eec7dd2593af467877bc7cce4aa654759Andreas Huber 20357648e4eec7dd2593af467877bc7cce4aa654759Andreas Huber /** @hide Stream over a socket, limited to a single stream */ 20457648e4eec7dd2593af467877bc7cce4aa654759Andreas Huber public static final int OUTPUT_FORMAT_RTP_AVP = 7; 2059adf466021d37a5062d7d3361e14bfd9e7ffeba6Andreas Huber 2069adf466021d37a5062d7d3361e14bfd9e7ffeba6Andreas Huber /** @hide H.264/AAC data encapsulated in MPEG2/TS */ 2079adf466021d37a5062d7d3361e14bfd9e7ffeba6Andreas Huber public static final int OUTPUT_FORMAT_MPEG2TS = 8; 2089066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project }; 2099066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 2109066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 2119066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Defines the audio encoding. These constants are used with 2129066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * {@link MediaRecorder#setAudioEncoder(int)}. 2139066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 2149066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public final class AudioEncoder { 2159066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /* Do not change these values without updating their counterparts 2169066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * in include/media/mediarecorder.h! 2179066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 2189066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private AudioEncoder() {} 2199066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public static final int DEFAULT = 0; 2209066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** AMR (Narrowband) audio codec */ 2219066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public static final int AMR_NB = 1; 2222116dc91e96f7153f65468ed40a0b57e437679f7James Dong /** AMR (Wideband) audio codec */ 2232bcda90c0234f67f210a96f195b355493ca7d1ffJianhong Jiang public static final int AMR_WB = 2; 2242116dc91e96f7153f65468ed40a0b57e437679f7James Dong /** AAC audio codec */ 2252bcda90c0234f67f210a96f195b355493ca7d1ffJianhong Jiang public static final int AAC = 3; 2262bcda90c0234f67f210a96f195b355493ca7d1ffJianhong Jiang /** @hide enhanced AAC audio codec */ 2272bcda90c0234f67f210a96f195b355493ca7d1ffJianhong Jiang public static final int AAC_PLUS = 4; 2282bcda90c0234f67f210a96f195b355493ca7d1ffJianhong Jiang /** @hide enhanced AAC plus audio codec */ 2292bcda90c0234f67f210a96f195b355493ca7d1ffJianhong Jiang public static final int EAAC_PLUS = 5; 2309066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 2319066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 2329066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 2339066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Defines the video encoding. These constants are used with 2349066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * {@link MediaRecorder#setVideoEncoder(int)}. 2359066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 2369066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public final class VideoEncoder { 2379066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /* Do not change these values without updating their counterparts 2389066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * in include/media/mediarecorder.h! 2399066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 2409066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private VideoEncoder() {} 2419066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public static final int DEFAULT = 0; 2429066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public static final int H263 = 1; 2439066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public static final int H264 = 2; 2449066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public static final int MPEG_4_SP = 3; 2459066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 2469066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 2479066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 2489066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Sets the audio source to be used for recording. If this method is not 2499066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * called, the output file will not contain an audio track. The source needs 2509066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * to be specified before setting recording-parameters or encoders. Call 2519066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * this only before setOutputFormat(). 2529066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 2539066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param audio_source the audio source to use 2549066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @throws IllegalStateException if it is called after setOutputFormat() 2559066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @see android.media.MediaRecorder.AudioSource 2569066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 2579066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public native void setAudioSource(int audio_source) 2589066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project throws IllegalStateException; 2599066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 2609066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 2614bc035a65cac177be9294e69f110497e3b6e34e6Eric Laurent * Gets the maximum value for audio sources. 2624bc035a65cac177be9294e69f110497e3b6e34e6Eric Laurent * @see android.media.MediaRecorder.AudioSource 2634bc035a65cac177be9294e69f110497e3b6e34e6Eric Laurent */ 264820b9e0d3b6f94fe0b524aebf756ce25df273e6aJean-Michel Trivi public static final int getAudioSourceMax() { return AudioSource.VOICE_COMMUNICATION; } 2654bc035a65cac177be9294e69f110497e3b6e34e6Eric Laurent 2664bc035a65cac177be9294e69f110497e3b6e34e6Eric Laurent /** 2679066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Sets the video source to be used for recording. If this method is not 2689066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * called, the output file will not contain an video track. The source needs 2699066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * to be specified before setting recording-parameters or encoders. Call 2709066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * this only before setOutputFormat(). 2719066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 2729066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param video_source the video source to use 2739066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @throws IllegalStateException if it is called after setOutputFormat() 2749066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @see android.media.MediaRecorder.VideoSource 2759066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 2769066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public native void setVideoSource(int video_source) 2779066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project throws IllegalStateException; 2789066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 2799066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 280e64d9a236e4704abf53d3b7eea2eb066f23cf402James Dong * Uses the settings from a CamcorderProfile object for recording. This method should 281e64d9a236e4704abf53d3b7eea2eb066f23cf402James Dong * be called after the video AND audio sources are set, and before setOutputFile(). 282e64d9a236e4704abf53d3b7eea2eb066f23cf402James Dong * 283e64d9a236e4704abf53d3b7eea2eb066f23cf402James Dong * @param profile the CamcorderProfile to use 284e64d9a236e4704abf53d3b7eea2eb066f23cf402James Dong * @see android.media.CamcorderProfile 285e64d9a236e4704abf53d3b7eea2eb066f23cf402James Dong */ 286e64d9a236e4704abf53d3b7eea2eb066f23cf402James Dong public void setProfile(CamcorderProfile profile) { 287e64d9a236e4704abf53d3b7eea2eb066f23cf402James Dong setOutputFormat(profile.fileFormat); 288e64d9a236e4704abf53d3b7eea2eb066f23cf402James Dong setVideoFrameRate(profile.videoFrameRate); 289e64d9a236e4704abf53d3b7eea2eb066f23cf402James Dong setVideoSize(profile.videoFrameWidth, profile.videoFrameHeight); 290e64d9a236e4704abf53d3b7eea2eb066f23cf402James Dong setVideoEncodingBitRate(profile.videoBitRate); 291e64d9a236e4704abf53d3b7eea2eb066f23cf402James Dong setVideoEncoder(profile.videoCodec); 2924f6bf17407bc2fe89d42537fdf5fc431c82902dbNipun Kwatra if (profile.quality >= CamcorderProfile.QUALITY_TIME_LAPSE_LOW && 2934f6bf17407bc2fe89d42537fdf5fc431c82902dbNipun Kwatra profile.quality <= CamcorderProfile.QUALITY_TIME_LAPSE_1080P) { 2944f6bf17407bc2fe89d42537fdf5fc431c82902dbNipun Kwatra // Enable time lapse. Also don't set audio for time lapse. 2954f6bf17407bc2fe89d42537fdf5fc431c82902dbNipun Kwatra setParameter(String.format("time-lapse-enable=1")); 2964f6bf17407bc2fe89d42537fdf5fc431c82902dbNipun Kwatra } else { 2974f6bf17407bc2fe89d42537fdf5fc431c82902dbNipun Kwatra setAudioEncodingBitRate(profile.audioBitRate); 2984f6bf17407bc2fe89d42537fdf5fc431c82902dbNipun Kwatra setAudioChannels(profile.audioChannels); 2994f6bf17407bc2fe89d42537fdf5fc431c82902dbNipun Kwatra setAudioSamplingRate(profile.audioSampleRate); 3004f6bf17407bc2fe89d42537fdf5fc431c82902dbNipun Kwatra setAudioEncoder(profile.audioCodec); 3014f6bf17407bc2fe89d42537fdf5fc431c82902dbNipun Kwatra } 302e64d9a236e4704abf53d3b7eea2eb066f23cf402James Dong } 303e64d9a236e4704abf53d3b7eea2eb066f23cf402James Dong 304e64d9a236e4704abf53d3b7eea2eb066f23cf402James Dong /** 3054f6bf17407bc2fe89d42537fdf5fc431c82902dbNipun Kwatra * Set video frame capture rate. This can be used to set a different video frame capture 3064f6bf17407bc2fe89d42537fdf5fc431c82902dbNipun Kwatra * rate than the recorded video's playback rate. Currently this works only for time lapse mode. 307ab15bce98d44b67f221b6fb8a377744940dda46cNipun Kwatra * 3084f6bf17407bc2fe89d42537fdf5fc431c82902dbNipun Kwatra * @param fps Rate at which frames should be captured in frames per second. 3094f6bf17407bc2fe89d42537fdf5fc431c82902dbNipun Kwatra * The fps can go as low as desired. However the fastest fps will be limited by the hardware. 3104f6bf17407bc2fe89d42537fdf5fc431c82902dbNipun Kwatra * For resolutions that can be captured by the video camera, the fastest fps can be computed using 3114f6bf17407bc2fe89d42537fdf5fc431c82902dbNipun Kwatra * {@link android.hardware.Camera.Parameters#getPreviewFpsRange(int[])}. For higher 3124f6bf17407bc2fe89d42537fdf5fc431c82902dbNipun Kwatra * resolutions the fastest fps may be more restrictive. 3134f6bf17407bc2fe89d42537fdf5fc431c82902dbNipun Kwatra * Note that the recorder cannot guarantee that frames will be captured at the 3144f6bf17407bc2fe89d42537fdf5fc431c82902dbNipun Kwatra * given rate due to camera/encoder limitations. However it tries to be as close as 3154f6bf17407bc2fe89d42537fdf5fc431c82902dbNipun Kwatra * possible. 316ab15bce98d44b67f221b6fb8a377744940dda46cNipun Kwatra */ 3174f6bf17407bc2fe89d42537fdf5fc431c82902dbNipun Kwatra public void setCaptureRate(double fps) { 3184f6bf17407bc2fe89d42537fdf5fc431c82902dbNipun Kwatra double timeBetweenFrameCapture = 1 / fps; 3194f6bf17407bc2fe89d42537fdf5fc431c82902dbNipun Kwatra int timeBetweenFrameCaptureMs = (int) (1000 * timeBetweenFrameCapture); 320ab15bce98d44b67f221b6fb8a377744940dda46cNipun Kwatra setParameter(String.format("time-between-time-lapse-frame-capture=%d", 3214f6bf17407bc2fe89d42537fdf5fc431c82902dbNipun Kwatra timeBetweenFrameCaptureMs)); 322ab15bce98d44b67f221b6fb8a377744940dda46cNipun Kwatra } 323ab15bce98d44b67f221b6fb8a377744940dda46cNipun Kwatra 324ab15bce98d44b67f221b6fb8a377744940dda46cNipun Kwatra /** 325ad8f19c6b3167cadc90a35f4d795b07aa2f04ffaJames Dong * Sets the orientation hint for output video playback. 3265aa95dd36cd0708d25accd8d745ae8ebc255758fJames Dong * This method should be called before prepare(). This method will not 327ad8f19c6b3167cadc90a35f4d795b07aa2f04ffaJames Dong * trigger the source video frame to rotate during video recording, but to 328ad8f19c6b3167cadc90a35f4d795b07aa2f04ffaJames Dong * add a composition matrix containing the rotation angle in the output 329ad8f19c6b3167cadc90a35f4d795b07aa2f04ffaJames Dong * video if the output format is OutputFormat.THREE_GPP or 330ad8f19c6b3167cadc90a35f4d795b07aa2f04ffaJames Dong * OutputFormat.MPEG_4 so that a video player can choose the proper 331ad8f19c6b3167cadc90a35f4d795b07aa2f04ffaJames Dong * orientation for playback. Note that some video players may choose 332ad8f19c6b3167cadc90a35f4d795b07aa2f04ffaJames Dong * to ignore the compostion matrix in a video during playback. 333ad8f19c6b3167cadc90a35f4d795b07aa2f04ffaJames Dong * 334ad8f19c6b3167cadc90a35f4d795b07aa2f04ffaJames Dong * @param degrees the angle to be rotated clockwise in degrees. 335ad8f19c6b3167cadc90a35f4d795b07aa2f04ffaJames Dong * The supported angles are 0, 90, 180, and 270 degrees. 336ad8f19c6b3167cadc90a35f4d795b07aa2f04ffaJames Dong * @throws IllegalArgumentException if the angle is not supported. 337ad8f19c6b3167cadc90a35f4d795b07aa2f04ffaJames Dong * 338ad8f19c6b3167cadc90a35f4d795b07aa2f04ffaJames Dong */ 339ad8f19c6b3167cadc90a35f4d795b07aa2f04ffaJames Dong public void setOrientationHint(int degrees) { 340ad8f19c6b3167cadc90a35f4d795b07aa2f04ffaJames Dong if (degrees != 0 && 341ad8f19c6b3167cadc90a35f4d795b07aa2f04ffaJames Dong degrees != 90 && 342ad8f19c6b3167cadc90a35f4d795b07aa2f04ffaJames Dong degrees != 180 && 343ad8f19c6b3167cadc90a35f4d795b07aa2f04ffaJames Dong degrees != 270) { 344ad8f19c6b3167cadc90a35f4d795b07aa2f04ffaJames Dong throw new IllegalArgumentException("Unsupported angle: " + degrees); 345ad8f19c6b3167cadc90a35f4d795b07aa2f04ffaJames Dong } 3462450830c0c41a45d333838f4dcf3ba1e4a2409a2Henrik Backlund setParameter("video-param-rotation-angle-degrees=" + degrees); 347ad8f19c6b3167cadc90a35f4d795b07aa2f04ffaJames Dong } 348ad8f19c6b3167cadc90a35f4d795b07aa2f04ffaJames Dong 349ad8f19c6b3167cadc90a35f4d795b07aa2f04ffaJames Dong /** 350987ab4833ecbafbdf750eb1b04e43693433c4783James Dong * Store the geodata (latitude and longitude) in the output file. 351987ab4833ecbafbdf750eb1b04e43693433c4783James Dong * This method should be called before prepare(). The geodata is 352987ab4833ecbafbdf750eb1b04e43693433c4783James Dong * stored in udta box if the output format is OutputFormat.THREE_GPP 353987ab4833ecbafbdf750eb1b04e43693433c4783James Dong * or OutputFormat.MPEG_4, and is ignored for other output formats. 354987ab4833ecbafbdf750eb1b04e43693433c4783James Dong * The geodata is stored according to ISO-6709 standard. 355987ab4833ecbafbdf750eb1b04e43693433c4783James Dong * 356987ab4833ecbafbdf750eb1b04e43693433c4783James Dong * @param latitude latitude in degrees. Its value must be in the 357987ab4833ecbafbdf750eb1b04e43693433c4783James Dong * range [-90, 90]. 358987ab4833ecbafbdf750eb1b04e43693433c4783James Dong * @param longitude longitude in degrees. Its value must be in the 359987ab4833ecbafbdf750eb1b04e43693433c4783James Dong * range [-180, 180]. 360987ab4833ecbafbdf750eb1b04e43693433c4783James Dong * 361987ab4833ecbafbdf750eb1b04e43693433c4783James Dong * @throws IllegalArgumentException if the given latitude or 362987ab4833ecbafbdf750eb1b04e43693433c4783James Dong * longitude is out of range. 363987ab4833ecbafbdf750eb1b04e43693433c4783James Dong * 364987ab4833ecbafbdf750eb1b04e43693433c4783James Dong * {@hide} 365987ab4833ecbafbdf750eb1b04e43693433c4783James Dong */ 366987ab4833ecbafbdf750eb1b04e43693433c4783James Dong public void setGeoData(float latitude, float longitude) { 367987ab4833ecbafbdf750eb1b04e43693433c4783James Dong int latitudex10000 = (int) (latitude * 10000 + 0.5); 368987ab4833ecbafbdf750eb1b04e43693433c4783James Dong int longitudex10000 = (int) (longitude * 10000 + 0.5); 369987ab4833ecbafbdf750eb1b04e43693433c4783James Dong 370987ab4833ecbafbdf750eb1b04e43693433c4783James Dong if (latitudex10000 > 900000 || latitudex10000 < -900000) { 371987ab4833ecbafbdf750eb1b04e43693433c4783James Dong String msg = "Unsupported latitude: " + latitude; 372987ab4833ecbafbdf750eb1b04e43693433c4783James Dong throw new IllegalArgumentException(msg); 373987ab4833ecbafbdf750eb1b04e43693433c4783James Dong } 374987ab4833ecbafbdf750eb1b04e43693433c4783James Dong if (longitudex10000 > 1800000 || longitudex10000 < -1800000) { 375987ab4833ecbafbdf750eb1b04e43693433c4783James Dong String msg = "Unsupported longitude: " + longitude; 376987ab4833ecbafbdf750eb1b04e43693433c4783James Dong throw new IllegalArgumentException(msg); 377987ab4833ecbafbdf750eb1b04e43693433c4783James Dong } 378987ab4833ecbafbdf750eb1b04e43693433c4783James Dong 379987ab4833ecbafbdf750eb1b04e43693433c4783James Dong setParameter("param-geotag-latitude=" + latitudex10000); 380987ab4833ecbafbdf750eb1b04e43693433c4783James Dong setParameter("param-geotag-longitude=" + longitudex10000); 381987ab4833ecbafbdf750eb1b04e43693433c4783James Dong } 382987ab4833ecbafbdf750eb1b04e43693433c4783James Dong 383987ab4833ecbafbdf750eb1b04e43693433c4783James Dong /** 3849066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Sets the format of the output file produced during recording. Call this 3859066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * after setAudioSource()/setVideoSource() but before prepare(). 3869066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 3872170312ab0b6766e8b73b806efbe6abdbb702bbcDave Sparks * <p>It is recommended to always use 3GP format when using the H.263 3882170312ab0b6766e8b73b806efbe6abdbb702bbcDave Sparks * video encoder and AMR audio encoder. Using an MPEG-4 container format 3892170312ab0b6766e8b73b806efbe6abdbb702bbcDave Sparks * may confuse some desktop players.</p> 3902170312ab0b6766e8b73b806efbe6abdbb702bbcDave Sparks * 3919066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param output_format the output format to use. The output format 3929066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * needs to be specified before setting recording-parameters or encoders. 3939066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @throws IllegalStateException if it is called after prepare() or before 3949066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * setAudioSource()/setVideoSource(). 3959066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @see android.media.MediaRecorder.OutputFormat 3969066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 3979066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public native void setOutputFormat(int output_format) 3989066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project throws IllegalStateException; 3999066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 4009066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 4019066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Sets the width and height of the video to be captured. Must be called 4029066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * after setVideoSource(). Call this after setOutFormat() but before 4039066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * prepare(). 4049066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 4059066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param width the width of the video to be captured 4069066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param height the height of the video to be captured 4079066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @throws IllegalStateException if it is called after 4089066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * prepare() or before setOutputFormat() 4099066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 4109066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public native void setVideoSize(int width, int height) 4119066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project throws IllegalStateException; 4129066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 4139066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 4149066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Sets the frame rate of the video to be captured. Must be called 4159066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * after setVideoSource(). Call this after setOutFormat() but before 4169066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * prepare(). 4179066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 4189066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param rate the number of frames per second of video to capture 4199066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @throws IllegalStateException if it is called after 4209066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * prepare() or before setOutputFormat(). 4219066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 4229066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * NOTE: On some devices that have auto-frame rate, this sets the 4239066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * maximum frame rate, not a constant frame rate. Actual frame rate 4249066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * will vary according to lighting conditions. 4259066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 4269066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public native void setVideoFrameRate(int rate) throws IllegalStateException; 4279066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 4289066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 429ba87e3e6c985e7175152993b5efcc7dd2f0e1c93The Android Open Source Project * Sets the maximum duration (in ms) of the recording session. 430ba87e3e6c985e7175152993b5efcc7dd2f0e1c93The Android Open Source Project * Call this after setOutFormat() but before prepare(). 431105925376f8d0f6b318c9938c7b83ef7fef094daThe Android Open Source Project * After recording reaches the specified duration, a notification 432105925376f8d0f6b318c9938c7b83ef7fef094daThe Android Open Source Project * will be sent to the {@link android.media.MediaRecorder.OnInfoListener} 433105925376f8d0f6b318c9938c7b83ef7fef094daThe Android Open Source Project * with a "what" code of {@link #MEDIA_RECORDER_INFO_MAX_DURATION_REACHED} 434105925376f8d0f6b318c9938c7b83ef7fef094daThe Android Open Source Project * and recording will be stopped. Stopping happens asynchronously, there 435105925376f8d0f6b318c9938c7b83ef7fef094daThe Android Open Source Project * is no guarantee that the recorder will have stopped by the time the 436105925376f8d0f6b318c9938c7b83ef7fef094daThe Android Open Source Project * listener is notified. 437ba87e3e6c985e7175152993b5efcc7dd2f0e1c93The Android Open Source Project * 438ba87e3e6c985e7175152993b5efcc7dd2f0e1c93The Android Open Source Project * @param max_duration_ms the maximum duration in ms (if zero or negative, disables the duration limit) 439ba87e3e6c985e7175152993b5efcc7dd2f0e1c93The Android Open Source Project * 440ba87e3e6c985e7175152993b5efcc7dd2f0e1c93The Android Open Source Project */ 441ba87e3e6c985e7175152993b5efcc7dd2f0e1c93The Android Open Source Project public native void setMaxDuration(int max_duration_ms) throws IllegalArgumentException; 442ba87e3e6c985e7175152993b5efcc7dd2f0e1c93The Android Open Source Project 443ba87e3e6c985e7175152993b5efcc7dd2f0e1c93The Android Open Source Project /** 444105925376f8d0f6b318c9938c7b83ef7fef094daThe Android Open Source Project * Sets the maximum filesize (in bytes) of the recording session. 445105925376f8d0f6b318c9938c7b83ef7fef094daThe Android Open Source Project * Call this after setOutFormat() but before prepare(). 446105925376f8d0f6b318c9938c7b83ef7fef094daThe Android Open Source Project * After recording reaches the specified filesize, a notification 447105925376f8d0f6b318c9938c7b83ef7fef094daThe Android Open Source Project * will be sent to the {@link android.media.MediaRecorder.OnInfoListener} 448105925376f8d0f6b318c9938c7b83ef7fef094daThe Android Open Source Project * with a "what" code of {@link #MEDIA_RECORDER_INFO_MAX_FILESIZE_REACHED} 449105925376f8d0f6b318c9938c7b83ef7fef094daThe Android Open Source Project * and recording will be stopped. Stopping happens asynchronously, there 450105925376f8d0f6b318c9938c7b83ef7fef094daThe Android Open Source Project * is no guarantee that the recorder will have stopped by the time the 451105925376f8d0f6b318c9938c7b83ef7fef094daThe Android Open Source Project * listener is notified. 452105925376f8d0f6b318c9938c7b83ef7fef094daThe Android Open Source Project * 453105925376f8d0f6b318c9938c7b83ef7fef094daThe Android Open Source Project * @param max_filesize_bytes the maximum filesize in bytes (if zero or negative, disables the limit) 454105925376f8d0f6b318c9938c7b83ef7fef094daThe Android Open Source Project * 455105925376f8d0f6b318c9938c7b83ef7fef094daThe Android Open Source Project */ 456105925376f8d0f6b318c9938c7b83ef7fef094daThe Android Open Source Project public native void setMaxFileSize(long max_filesize_bytes) throws IllegalArgumentException; 457105925376f8d0f6b318c9938c7b83ef7fef094daThe Android Open Source Project 458105925376f8d0f6b318c9938c7b83ef7fef094daThe Android Open Source Project /** 4599066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Sets the audio encoder to be used for recording. If this method is not 4609066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * called, the output file will not contain an audio track. Call this after 4619066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * setOutputFormat() but before prepare(). 4629066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 4639066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param audio_encoder the audio encoder to use. 4649066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @throws IllegalStateException if it is called before 4659066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * setOutputFormat() or after prepare(). 4669066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @see android.media.MediaRecorder.AudioEncoder 4679066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 4689066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public native void setAudioEncoder(int audio_encoder) 4699066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project throws IllegalStateException; 4709066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 4719066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 4729066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Sets the video encoder to be used for recording. If this method is not 4739066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * called, the output file will not contain an video track. Call this after 4749066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * setOutputFormat() and before prepare(). 4759066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 4769066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param video_encoder the video encoder to use. 4779066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @throws IllegalStateException if it is called before 4789066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * setOutputFormat() or after prepare() 4799066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @see android.media.MediaRecorder.VideoEncoder 4809066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 4819066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public native void setVideoEncoder(int video_encoder) 4829066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project throws IllegalStateException; 4839066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 4849066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 4850fc6bc4cac6391f048f0f2748b3e979effe0924bJames Dong * Sets the audio sampling rate for recording. Call this method before prepare(). 4860fc6bc4cac6391f048f0f2748b3e979effe0924bJames Dong * Prepare() may perform additional checks on the parameter to make sure whether 4870fc6bc4cac6391f048f0f2748b3e979effe0924bJames Dong * the specified audio sampling rate is applicable. The sampling rate really depends 4880fc6bc4cac6391f048f0f2748b3e979effe0924bJames Dong * on the format for the audio recording, as well as the capabilities of the platform. 4890fc6bc4cac6391f048f0f2748b3e979effe0924bJames Dong * For instance, the sampling rate supported by AAC audio coding standard ranges 49054815a78aff9bd453a8f0ac3c02f3a35c4b04146James Dong * from 8 to 96 kHz, the sampling rate supported by AMRNB is 8kHz, and the sampling 49154815a78aff9bd453a8f0ac3c02f3a35c4b04146James Dong * rate supported by AMRWB is 16kHz. Please consult with the related audio coding 49254815a78aff9bd453a8f0ac3c02f3a35c4b04146James Dong * standard for the supported audio sampling rate. 4930fc6bc4cac6391f048f0f2748b3e979effe0924bJames Dong * 4940fc6bc4cac6391f048f0f2748b3e979effe0924bJames Dong * @param samplingRate the sampling rate for audio in samples per second. 4950fc6bc4cac6391f048f0f2748b3e979effe0924bJames Dong */ 4960fc6bc4cac6391f048f0f2748b3e979effe0924bJames Dong public void setAudioSamplingRate(int samplingRate) { 4970fc6bc4cac6391f048f0f2748b3e979effe0924bJames Dong if (samplingRate <= 0) { 4980fc6bc4cac6391f048f0f2748b3e979effe0924bJames Dong throw new IllegalArgumentException("Audio sampling rate is not positive"); 4990fc6bc4cac6391f048f0f2748b3e979effe0924bJames Dong } 5002450830c0c41a45d333838f4dcf3ba1e4a2409a2Henrik Backlund setParameter("audio-param-sampling-rate=" + samplingRate); 5010fc6bc4cac6391f048f0f2748b3e979effe0924bJames Dong } 5020fc6bc4cac6391f048f0f2748b3e979effe0924bJames Dong 5030fc6bc4cac6391f048f0f2748b3e979effe0924bJames Dong /** 5040fc6bc4cac6391f048f0f2748b3e979effe0924bJames Dong * Sets the number of audio channels for recording. Call this method before prepare(). 5050fc6bc4cac6391f048f0f2748b3e979effe0924bJames Dong * Prepare() may perform additional checks on the parameter to make sure whether the 5060fc6bc4cac6391f048f0f2748b3e979effe0924bJames Dong * specified number of audio channels are applicable. 5072bcda90c0234f67f210a96f195b355493ca7d1ffJianhong Jiang * 5080fc6bc4cac6391f048f0f2748b3e979effe0924bJames Dong * @param numChannels the number of audio channels. Usually it is either 1 (mono) or 2 5090fc6bc4cac6391f048f0f2748b3e979effe0924bJames Dong * (stereo). 5102bcda90c0234f67f210a96f195b355493ca7d1ffJianhong Jiang */ 5110fc6bc4cac6391f048f0f2748b3e979effe0924bJames Dong public void setAudioChannels(int numChannels) { 5120fc6bc4cac6391f048f0f2748b3e979effe0924bJames Dong if (numChannels <= 0) { 5130fc6bc4cac6391f048f0f2748b3e979effe0924bJames Dong throw new IllegalArgumentException("Number of channels is not positive"); 5140fc6bc4cac6391f048f0f2748b3e979effe0924bJames Dong } 5152450830c0c41a45d333838f4dcf3ba1e4a2409a2Henrik Backlund setParameter("audio-param-number-of-channels=" + numChannels); 5160fc6bc4cac6391f048f0f2748b3e979effe0924bJames Dong } 5170fc6bc4cac6391f048f0f2748b3e979effe0924bJames Dong 5180fc6bc4cac6391f048f0f2748b3e979effe0924bJames Dong /** 5190fc6bc4cac6391f048f0f2748b3e979effe0924bJames Dong * Sets the audio encoding bit rate for recording. Call this method before prepare(). 5200fc6bc4cac6391f048f0f2748b3e979effe0924bJames Dong * Prepare() may perform additional checks on the parameter to make sure whether the 5210fc6bc4cac6391f048f0f2748b3e979effe0924bJames Dong * specified bit rate is applicable, and sometimes the passed bitRate will be clipped 5220fc6bc4cac6391f048f0f2748b3e979effe0924bJames Dong * internally to ensure the audio recording can proceed smoothly based on the 5230fc6bc4cac6391f048f0f2748b3e979effe0924bJames Dong * capabilities of the platform. 5240fc6bc4cac6391f048f0f2748b3e979effe0924bJames Dong * 5250fc6bc4cac6391f048f0f2748b3e979effe0924bJames Dong * @param bitRate the audio encoding bit rate in bits per second. 5260fc6bc4cac6391f048f0f2748b3e979effe0924bJames Dong */ 5270fc6bc4cac6391f048f0f2748b3e979effe0924bJames Dong public void setAudioEncodingBitRate(int bitRate) { 5280fc6bc4cac6391f048f0f2748b3e979effe0924bJames Dong if (bitRate <= 0) { 5290fc6bc4cac6391f048f0f2748b3e979effe0924bJames Dong throw new IllegalArgumentException("Audio encoding bit rate is not positive"); 5300fc6bc4cac6391f048f0f2748b3e979effe0924bJames Dong } 5312450830c0c41a45d333838f4dcf3ba1e4a2409a2Henrik Backlund setParameter("audio-param-encoding-bitrate=" + bitRate); 5320fc6bc4cac6391f048f0f2748b3e979effe0924bJames Dong } 5330fc6bc4cac6391f048f0f2748b3e979effe0924bJames Dong 5340fc6bc4cac6391f048f0f2748b3e979effe0924bJames Dong /** 5350fc6bc4cac6391f048f0f2748b3e979effe0924bJames Dong * Sets the video encoding bit rate for recording. Call this method before prepare(). 5360fc6bc4cac6391f048f0f2748b3e979effe0924bJames Dong * Prepare() may perform additional checks on the parameter to make sure whether the 5370fc6bc4cac6391f048f0f2748b3e979effe0924bJames Dong * specified bit rate is applicable, and sometimes the passed bitRate will be 5380fc6bc4cac6391f048f0f2748b3e979effe0924bJames Dong * clipped internally to ensure the video recording can proceed smoothly based on 5390fc6bc4cac6391f048f0f2748b3e979effe0924bJames Dong * the capabilities of the platform. 5400fc6bc4cac6391f048f0f2748b3e979effe0924bJames Dong * 5410fc6bc4cac6391f048f0f2748b3e979effe0924bJames Dong * @param bitRate the video encoding bit rate in bits per second. 5420fc6bc4cac6391f048f0f2748b3e979effe0924bJames Dong */ 5430fc6bc4cac6391f048f0f2748b3e979effe0924bJames Dong public void setVideoEncodingBitRate(int bitRate) { 5440fc6bc4cac6391f048f0f2748b3e979effe0924bJames Dong if (bitRate <= 0) { 5450fc6bc4cac6391f048f0f2748b3e979effe0924bJames Dong throw new IllegalArgumentException("Video encoding bit rate is not positive"); 5460fc6bc4cac6391f048f0f2748b3e979effe0924bJames Dong } 5472450830c0c41a45d333838f4dcf3ba1e4a2409a2Henrik Backlund setParameter("video-param-encoding-bitrate=" + bitRate); 5480fc6bc4cac6391f048f0f2748b3e979effe0924bJames Dong } 5492bcda90c0234f67f210a96f195b355493ca7d1ffJianhong Jiang 5502bcda90c0234f67f210a96f195b355493ca7d1ffJianhong Jiang /** 5511fec21be65ddda46fe39c40e00d2fb94a8ce59f1Nipun Kwatra * Sets the auxiliary time lapse video's resolution and bitrate. 5521fec21be65ddda46fe39c40e00d2fb94a8ce59f1Nipun Kwatra * 5531fec21be65ddda46fe39c40e00d2fb94a8ce59f1Nipun Kwatra * The auxiliary video's resolution and bitrate are determined by the CamcorderProfile 5541fec21be65ddda46fe39c40e00d2fb94a8ce59f1Nipun Kwatra * quality level {@link android.media.CamcorderProfile#QUALITY_HIGH}. 5551fec21be65ddda46fe39c40e00d2fb94a8ce59f1Nipun Kwatra */ 5561fec21be65ddda46fe39c40e00d2fb94a8ce59f1Nipun Kwatra private void setAuxVideoParameters() { 5571fec21be65ddda46fe39c40e00d2fb94a8ce59f1Nipun Kwatra CamcorderProfile profile = CamcorderProfile.get(CamcorderProfile.QUALITY_HIGH); 5581fec21be65ddda46fe39c40e00d2fb94a8ce59f1Nipun Kwatra setParameter(String.format("video-aux-param-width=%d", profile.videoFrameWidth)); 5591fec21be65ddda46fe39c40e00d2fb94a8ce59f1Nipun Kwatra setParameter(String.format("video-aux-param-height=%d", profile.videoFrameHeight)); 5601fec21be65ddda46fe39c40e00d2fb94a8ce59f1Nipun Kwatra setParameter(String.format("video-aux-param-encoding-bitrate=%d", profile.videoBitRate)); 5611fec21be65ddda46fe39c40e00d2fb94a8ce59f1Nipun Kwatra } 5621fec21be65ddda46fe39c40e00d2fb94a8ce59f1Nipun Kwatra 5631fec21be65ddda46fe39c40e00d2fb94a8ce59f1Nipun Kwatra /** 5641fec21be65ddda46fe39c40e00d2fb94a8ce59f1Nipun Kwatra * Pass in the file descriptor for the auxiliary time lapse video. Call this before 5651fec21be65ddda46fe39c40e00d2fb94a8ce59f1Nipun Kwatra * prepare(). 5661fec21be65ddda46fe39c40e00d2fb94a8ce59f1Nipun Kwatra * 5671fec21be65ddda46fe39c40e00d2fb94a8ce59f1Nipun Kwatra * Sets file descriptor and parameters for auxiliary time lapse video. Time lapse mode 5681fec21be65ddda46fe39c40e00d2fb94a8ce59f1Nipun Kwatra * can capture video (using the still camera) at resolutions higher than that can be 5691fec21be65ddda46fe39c40e00d2fb94a8ce59f1Nipun Kwatra * played back on the device. This function or 5701fec21be65ddda46fe39c40e00d2fb94a8ce59f1Nipun Kwatra * {@link #setAuxiliaryOutputFile(String)} enable capture of a smaller video in 5711fec21be65ddda46fe39c40e00d2fb94a8ce59f1Nipun Kwatra * parallel with the main time lapse video, which can be used to play back on the 5721fec21be65ddda46fe39c40e00d2fb94a8ce59f1Nipun Kwatra * device. The smaller video is created by downsampling the main video. This call is 5731fec21be65ddda46fe39c40e00d2fb94a8ce59f1Nipun Kwatra * optional and does not have to be called if parallel capture of a downsampled video 5741fec21be65ddda46fe39c40e00d2fb94a8ce59f1Nipun Kwatra * is not desired. 5751fec21be65ddda46fe39c40e00d2fb94a8ce59f1Nipun Kwatra * 5761fec21be65ddda46fe39c40e00d2fb94a8ce59f1Nipun Kwatra * Note that while the main video resolution and bitrate is determined from the 5771fec21be65ddda46fe39c40e00d2fb94a8ce59f1Nipun Kwatra * CamcorderProfile in {@link #setProfile(CamcorderProfile)}, the auxiliary video's 5781fec21be65ddda46fe39c40e00d2fb94a8ce59f1Nipun Kwatra * resolution and bitrate are determined by the CamcorderProfile quality level 5791fec21be65ddda46fe39c40e00d2fb94a8ce59f1Nipun Kwatra * {@link android.media.CamcorderProfile#QUALITY_HIGH}. All other encoding parameters 5801fec21be65ddda46fe39c40e00d2fb94a8ce59f1Nipun Kwatra * remain the same for the main video and the auxiliary video. 5811fec21be65ddda46fe39c40e00d2fb94a8ce59f1Nipun Kwatra * 5821fec21be65ddda46fe39c40e00d2fb94a8ce59f1Nipun Kwatra * E.g. if the device supports the time lapse profile quality level 5831fec21be65ddda46fe39c40e00d2fb94a8ce59f1Nipun Kwatra * {@link android.media.CamcorderProfile#QUALITY_TIME_LAPSE_1080P} but can playback at 5841fec21be65ddda46fe39c40e00d2fb94a8ce59f1Nipun Kwatra * most 480p, the application might want to capture an auxiliary video of resolution 5851fec21be65ddda46fe39c40e00d2fb94a8ce59f1Nipun Kwatra * 480p using this call. 586b33a5aea130b025f30966828562fcba56f25b265Nipun Kwatra * 587b33a5aea130b025f30966828562fcba56f25b265Nipun Kwatra * @param fd an open file descriptor to be written into. 588b33a5aea130b025f30966828562fcba56f25b265Nipun Kwatra */ 5891fec21be65ddda46fe39c40e00d2fb94a8ce59f1Nipun Kwatra public void setAuxiliaryOutputFile(FileDescriptor fd) 590b33a5aea130b025f30966828562fcba56f25b265Nipun Kwatra { 591b33a5aea130b025f30966828562fcba56f25b265Nipun Kwatra mPrepareAuxiliaryFile = true; 592b33a5aea130b025f30966828562fcba56f25b265Nipun Kwatra mPathAux = null; 593b33a5aea130b025f30966828562fcba56f25b265Nipun Kwatra mFdAux = fd; 5941fec21be65ddda46fe39c40e00d2fb94a8ce59f1Nipun Kwatra setAuxVideoParameters(); 595b33a5aea130b025f30966828562fcba56f25b265Nipun Kwatra } 596b33a5aea130b025f30966828562fcba56f25b265Nipun Kwatra 597b33a5aea130b025f30966828562fcba56f25b265Nipun Kwatra /** 5981fec21be65ddda46fe39c40e00d2fb94a8ce59f1Nipun Kwatra * Pass in the file path for the auxiliary time lapse video. Call this before 5991fec21be65ddda46fe39c40e00d2fb94a8ce59f1Nipun Kwatra * prepare(). 6001fec21be65ddda46fe39c40e00d2fb94a8ce59f1Nipun Kwatra * 6011fec21be65ddda46fe39c40e00d2fb94a8ce59f1Nipun Kwatra * Sets file path and parameters for auxiliary time lapse video. Time lapse mode can 6021fec21be65ddda46fe39c40e00d2fb94a8ce59f1Nipun Kwatra * capture video (using the still camera) at resolutions higher than that can be 6031fec21be65ddda46fe39c40e00d2fb94a8ce59f1Nipun Kwatra * played back on the device. This function or 6041fec21be65ddda46fe39c40e00d2fb94a8ce59f1Nipun Kwatra * {@link #setAuxiliaryOutputFile(FileDescriptor)} enable capture of a smaller 6051fec21be65ddda46fe39c40e00d2fb94a8ce59f1Nipun Kwatra * video in parallel with the main time lapse video, which can be used to play back on 6061fec21be65ddda46fe39c40e00d2fb94a8ce59f1Nipun Kwatra * the device. The smaller video is created by downsampling the main video. This call 6071fec21be65ddda46fe39c40e00d2fb94a8ce59f1Nipun Kwatra * is optional and does not have to be called if parallel capture of a downsampled 6081fec21be65ddda46fe39c40e00d2fb94a8ce59f1Nipun Kwatra * video is not desired. 6091fec21be65ddda46fe39c40e00d2fb94a8ce59f1Nipun Kwatra * 6101fec21be65ddda46fe39c40e00d2fb94a8ce59f1Nipun Kwatra * Note that while the main video resolution and bitrate is determined from the 6111fec21be65ddda46fe39c40e00d2fb94a8ce59f1Nipun Kwatra * CamcorderProfile in {@link #setProfile(CamcorderProfile)}, the auxiliary video's 6121fec21be65ddda46fe39c40e00d2fb94a8ce59f1Nipun Kwatra * resolution and bitrate are determined by the CamcorderProfile quality level 6131fec21be65ddda46fe39c40e00d2fb94a8ce59f1Nipun Kwatra * {@link android.media.CamcorderProfile#QUALITY_HIGH}. All other encoding parameters 6141fec21be65ddda46fe39c40e00d2fb94a8ce59f1Nipun Kwatra * remain the same for the main video and the auxiliary video. 6151fec21be65ddda46fe39c40e00d2fb94a8ce59f1Nipun Kwatra * 6161fec21be65ddda46fe39c40e00d2fb94a8ce59f1Nipun Kwatra * E.g. if the device supports the time lapse profile quality level 6171fec21be65ddda46fe39c40e00d2fb94a8ce59f1Nipun Kwatra * {@link android.media.CamcorderProfile#QUALITY_TIME_LAPSE_1080P} but can playback at 6181fec21be65ddda46fe39c40e00d2fb94a8ce59f1Nipun Kwatra * most 480p, the application might want to capture an auxiliary video of resolution 6191fec21be65ddda46fe39c40e00d2fb94a8ce59f1Nipun Kwatra * 480p using this call. 620b33a5aea130b025f30966828562fcba56f25b265Nipun Kwatra * 621b33a5aea130b025f30966828562fcba56f25b265Nipun Kwatra * @param path The pathname to use. 622b33a5aea130b025f30966828562fcba56f25b265Nipun Kwatra */ 6231fec21be65ddda46fe39c40e00d2fb94a8ce59f1Nipun Kwatra public void setAuxiliaryOutputFile(String path) 624b33a5aea130b025f30966828562fcba56f25b265Nipun Kwatra { 625b33a5aea130b025f30966828562fcba56f25b265Nipun Kwatra mPrepareAuxiliaryFile = true; 626b33a5aea130b025f30966828562fcba56f25b265Nipun Kwatra mFdAux = null; 627b33a5aea130b025f30966828562fcba56f25b265Nipun Kwatra mPathAux = path; 6281fec21be65ddda46fe39c40e00d2fb94a8ce59f1Nipun Kwatra setAuxVideoParameters(); 629b33a5aea130b025f30966828562fcba56f25b265Nipun Kwatra } 630b33a5aea130b025f30966828562fcba56f25b265Nipun Kwatra 631b33a5aea130b025f30966828562fcba56f25b265Nipun Kwatra /** 6329066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Pass in the file descriptor of the file to be written. Call this after 6339066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * setOutputFormat() but before prepare(). 6349066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 6359066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param fd an open file descriptor to be written into. 6369066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @throws IllegalStateException if it is called before 6379066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * setOutputFormat() or after prepare() 6389066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 6399066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public void setOutputFile(FileDescriptor fd) throws IllegalStateException 6409066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project { 6419066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mPath = null; 6429066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mFd = fd; 6439066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 6449066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 6459066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 6469066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Sets the path of the output file to be produced. Call this after 6479066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * setOutputFormat() but before prepare(). 6489066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 6499066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param path The pathname to use. 6509066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @throws IllegalStateException if it is called before 6519066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * setOutputFormat() or after prepare() 6529066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 6539066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public void setOutputFile(String path) throws IllegalStateException 6549066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project { 6559066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mFd = null; 6569066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mPath = path; 6579066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 6589066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 6599066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project // native implementation 6609066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private native void _setOutputFile(FileDescriptor fd, long offset, long length) 6619066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project throws IllegalStateException, IOException; 662b33a5aea130b025f30966828562fcba56f25b265Nipun Kwatra private native void _setOutputFileAux(FileDescriptor fd) 663b33a5aea130b025f30966828562fcba56f25b265Nipun Kwatra throws IllegalStateException, IOException; 6649066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private native void _prepare() throws IllegalStateException, IOException; 6659066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 6669066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 6679066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Prepares the recorder to begin capturing and encoding data. This method 6689066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * must be called after setting up the desired audio and video sources, 6699066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * encoders, file format, etc., but before start(). 6709066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 6719066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @throws IllegalStateException if it is called after 6729066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * start() or before setOutputFormat(). 6739066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @throws IOException if prepare fails otherwise. 6749066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 6759066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public void prepare() throws IllegalStateException, IOException 6769066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project { 6779066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (mPath != null) { 6789066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project FileOutputStream fos = new FileOutputStream(mPath); 6799066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project try { 6809066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project _setOutputFile(fos.getFD(), 0, 0); 6819066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } finally { 6829066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project fos.close(); 6839066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 6849066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } else if (mFd != null) { 6859066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project _setOutputFile(mFd, 0, 0); 6869066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } else { 6879066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project throw new IOException("No valid output file"); 6889066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 689b33a5aea130b025f30966828562fcba56f25b265Nipun Kwatra 690b33a5aea130b025f30966828562fcba56f25b265Nipun Kwatra if (mPrepareAuxiliaryFile) { 691b33a5aea130b025f30966828562fcba56f25b265Nipun Kwatra if (mPathAux != null) { 692b33a5aea130b025f30966828562fcba56f25b265Nipun Kwatra FileOutputStream fos = new FileOutputStream(mPathAux); 693b33a5aea130b025f30966828562fcba56f25b265Nipun Kwatra try { 694b33a5aea130b025f30966828562fcba56f25b265Nipun Kwatra _setOutputFileAux(fos.getFD()); 695b33a5aea130b025f30966828562fcba56f25b265Nipun Kwatra } finally { 696b33a5aea130b025f30966828562fcba56f25b265Nipun Kwatra fos.close(); 697b33a5aea130b025f30966828562fcba56f25b265Nipun Kwatra } 698b33a5aea130b025f30966828562fcba56f25b265Nipun Kwatra } else if (mFdAux != null) { 699b33a5aea130b025f30966828562fcba56f25b265Nipun Kwatra _setOutputFileAux(mFdAux); 700b33a5aea130b025f30966828562fcba56f25b265Nipun Kwatra } else { 701b33a5aea130b025f30966828562fcba56f25b265Nipun Kwatra throw new IOException("No valid output file"); 702b33a5aea130b025f30966828562fcba56f25b265Nipun Kwatra } 703b33a5aea130b025f30966828562fcba56f25b265Nipun Kwatra } 704b33a5aea130b025f30966828562fcba56f25b265Nipun Kwatra 7059066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project _prepare(); 7069066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 7079066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 7089066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 7099066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Begins capturing and encoding data to the file specified with 7109066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * setOutputFile(). Call this after prepare(). 7119066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 7129066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @throws IllegalStateException if it is called before 7139066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * prepare(). 7149066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 7159066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public native void start() throws IllegalStateException; 7169066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 7179066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 7189066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Stops recording. Call this after start(). Once recording is stopped, 7199066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * you will have to configure it again as if it has just been constructed. 7209066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 7219066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @throws IllegalStateException if it is called before start() 7229066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 7239066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public native void stop() throws IllegalStateException; 7249066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 7259066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 7269066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Restarts the MediaRecorder to its idle state. After calling 7279066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * this method, you will have to configure it again as if it had just been 7289066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * constructed. 7299066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 7309066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public void reset() { 7319066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project native_reset(); 7329066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 7339066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project // make sure none of the listeners get called anymore 7349066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mEventHandler.removeCallbacksAndMessages(null); 7359066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 7369066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 7379066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private native void native_reset(); 7389066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 7399066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 7409066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Returns the maximum absolute amplitude that was sampled since the last 7419066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * call to this method. Call this only after the setAudioSource(). 7429066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 7439066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @return the maximum absolute amplitude measured since the last call, or 7449066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 0 when called for the first time 7459066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @throws IllegalStateException if it is called before 7469066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * the audio source has been set. 7479066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 7489066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public native int getMaxAmplitude() throws IllegalStateException; 7499066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 7509066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /* Do not change this value without updating its counterpart 7519066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * in include/media/mediarecorder.h! 7529066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 7539066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** Unspecified media recorder error. 7549066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @see android.media.MediaRecorder.OnErrorListener 7559066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 7569066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public static final int MEDIA_RECORDER_ERROR_UNKNOWN = 1; 7579066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 7589066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 7599066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Interface definition for a callback to be invoked when an error 7609066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * occurs while recording. 7619066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 7629066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public interface OnErrorListener 7639066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project { 7649066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 7659066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Called when an error occurs while recording. 7662bcda90c0234f67f210a96f195b355493ca7d1ffJianhong Jiang * 7679066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param mr the MediaRecorder that encountered the error 7689066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param what the type of error that has occurred: 7699066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * <ul> 7709066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * <li>{@link #MEDIA_RECORDER_ERROR_UNKNOWN} 7719066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * </ul> 7729066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param extra an extra code, specific to the error type 7739066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 7749066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project void onError(MediaRecorder mr, int what, int extra); 7759066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 7769066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 7779066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 7789066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Register a callback to be invoked when an error occurs while 7799066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * recording. 7809066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 7819066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param l the callback that will be run 7829066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 7839066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public void setOnErrorListener(OnErrorListener l) 7849066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project { 7859066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mOnErrorListener = l; 7869066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 7879066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 788ba87e3e6c985e7175152993b5efcc7dd2f0e1c93The Android Open Source Project /* Do not change these values without updating their counterparts 789ba87e3e6c985e7175152993b5efcc7dd2f0e1c93The Android Open Source Project * in include/media/mediarecorder.h! 790ba87e3e6c985e7175152993b5efcc7dd2f0e1c93The Android Open Source Project */ 791ba87e3e6c985e7175152993b5efcc7dd2f0e1c93The Android Open Source Project /** Unspecified media recorder error. 792ba87e3e6c985e7175152993b5efcc7dd2f0e1c93The Android Open Source Project * @see android.media.MediaRecorder.OnInfoListener 793ba87e3e6c985e7175152993b5efcc7dd2f0e1c93The Android Open Source Project */ 794ba87e3e6c985e7175152993b5efcc7dd2f0e1c93The Android Open Source Project public static final int MEDIA_RECORDER_INFO_UNKNOWN = 1; 795ba87e3e6c985e7175152993b5efcc7dd2f0e1c93The Android Open Source Project /** A maximum duration had been setup and has now been reached. 796ba87e3e6c985e7175152993b5efcc7dd2f0e1c93The Android Open Source Project * @see android.media.MediaRecorder.OnInfoListener 797ba87e3e6c985e7175152993b5efcc7dd2f0e1c93The Android Open Source Project */ 798ba87e3e6c985e7175152993b5efcc7dd2f0e1c93The Android Open Source Project public static final int MEDIA_RECORDER_INFO_MAX_DURATION_REACHED = 800; 799105925376f8d0f6b318c9938c7b83ef7fef094daThe Android Open Source Project /** A maximum filesize had been setup and has now been reached. 800105925376f8d0f6b318c9938c7b83ef7fef094daThe Android Open Source Project * @see android.media.MediaRecorder.OnInfoListener 801105925376f8d0f6b318c9938c7b83ef7fef094daThe Android Open Source Project */ 802105925376f8d0f6b318c9938c7b83ef7fef094daThe Android Open Source Project public static final int MEDIA_RECORDER_INFO_MAX_FILESIZE_REACHED = 801; 803ba87e3e6c985e7175152993b5efcc7dd2f0e1c93The Android Open Source Project 8049e836a7d2e4bb04a9c85dcb6b1f0cef50d5fd2e1James Dong /** informational events for individual tracks, for testing purpose. 8059e836a7d2e4bb04a9c85dcb6b1f0cef50d5fd2e1James Dong * The track informational event usually contains two parts in the ext1 8069e836a7d2e4bb04a9c85dcb6b1f0cef50d5fd2e1James Dong * arg of the onInfo() callback: bit 31-28 contains the track id; and 8079e836a7d2e4bb04a9c85dcb6b1f0cef50d5fd2e1James Dong * the rest of the 28 bits contains the informational event defined here. 8089e836a7d2e4bb04a9c85dcb6b1f0cef50d5fd2e1James Dong * For example, ext1 = (1 << 28 | MEDIA_RECORDER_TRACK_INFO_TYPE) if the 8099e836a7d2e4bb04a9c85dcb6b1f0cef50d5fd2e1James Dong * track id is 1 for informational event MEDIA_RECORDER_TRACK_INFO_TYPE; 8109e836a7d2e4bb04a9c85dcb6b1f0cef50d5fd2e1James Dong * while ext1 = (0 << 28 | MEDIA_RECORDER_TRACK_INFO_TYPE) if the track 8119e836a7d2e4bb04a9c85dcb6b1f0cef50d5fd2e1James Dong * id is 0 for informational event MEDIA_RECORDER_TRACK_INFO_TYPE. The 8129e836a7d2e4bb04a9c85dcb6b1f0cef50d5fd2e1James Dong * application should extract the track id and the type of informational 8139e836a7d2e4bb04a9c85dcb6b1f0cef50d5fd2e1James Dong * event from ext1, accordingly. 8149e836a7d2e4bb04a9c85dcb6b1f0cef50d5fd2e1James Dong * 8159e836a7d2e4bb04a9c85dcb6b1f0cef50d5fd2e1James Dong * FIXME: 8169e836a7d2e4bb04a9c85dcb6b1f0cef50d5fd2e1James Dong * Please update the comment for onInfo also when these 8179e836a7d2e4bb04a9c85dcb6b1f0cef50d5fd2e1James Dong * events are unhidden so that application knows how to extract the track 8189e836a7d2e4bb04a9c85dcb6b1f0cef50d5fd2e1James Dong * id and the informational event type from onInfo callback. 8199e836a7d2e4bb04a9c85dcb6b1f0cef50d5fd2e1James Dong * 8209e836a7d2e4bb04a9c85dcb6b1f0cef50d5fd2e1James Dong * {@hide} 8219e836a7d2e4bb04a9c85dcb6b1f0cef50d5fd2e1James Dong */ 8229e836a7d2e4bb04a9c85dcb6b1f0cef50d5fd2e1James Dong public static final int MEDIA_RECORDER_TRACK_INFO_LIST_START = 1000; 8239e836a7d2e4bb04a9c85dcb6b1f0cef50d5fd2e1James Dong /** Signal the completion of the track for the recording session. 8249e836a7d2e4bb04a9c85dcb6b1f0cef50d5fd2e1James Dong * {@hide} 8259e836a7d2e4bb04a9c85dcb6b1f0cef50d5fd2e1James Dong */ 8269e836a7d2e4bb04a9c85dcb6b1f0cef50d5fd2e1James Dong public static final int MEDIA_RECORDER_TRACK_INFO_COMPLETION_STATUS = 1000; 8279e836a7d2e4bb04a9c85dcb6b1f0cef50d5fd2e1James Dong /** Indicate the recording progress in time (ms) during recording. 8289e836a7d2e4bb04a9c85dcb6b1f0cef50d5fd2e1James Dong * {@hide} 8299e836a7d2e4bb04a9c85dcb6b1f0cef50d5fd2e1James Dong */ 8309e836a7d2e4bb04a9c85dcb6b1f0cef50d5fd2e1James Dong public static final int MEDIA_RECORDER_TRACK_INFO_PROGRESS_IN_TIME = 1001; 8319e836a7d2e4bb04a9c85dcb6b1f0cef50d5fd2e1James Dong /** Indicate the track type: 0 for Audio and 1 for Video. 8329e836a7d2e4bb04a9c85dcb6b1f0cef50d5fd2e1James Dong * {@hide} 8339e836a7d2e4bb04a9c85dcb6b1f0cef50d5fd2e1James Dong */ 8349e836a7d2e4bb04a9c85dcb6b1f0cef50d5fd2e1James Dong public static final int MEDIA_RECORDER_TRACK_INFO_TYPE = 1002; 8359e836a7d2e4bb04a9c85dcb6b1f0cef50d5fd2e1James Dong /** Provide the track duration information. 8369e836a7d2e4bb04a9c85dcb6b1f0cef50d5fd2e1James Dong * {@hide} 8379e836a7d2e4bb04a9c85dcb6b1f0cef50d5fd2e1James Dong */ 8389e836a7d2e4bb04a9c85dcb6b1f0cef50d5fd2e1James Dong public static final int MEDIA_RECORDER_TRACK_INFO_DURATION_MS = 1003; 8399e836a7d2e4bb04a9c85dcb6b1f0cef50d5fd2e1James Dong /** Provide the max chunk duration in time (ms) for the given track. 8409e836a7d2e4bb04a9c85dcb6b1f0cef50d5fd2e1James Dong * {@hide} 8419e836a7d2e4bb04a9c85dcb6b1f0cef50d5fd2e1James Dong */ 8429e836a7d2e4bb04a9c85dcb6b1f0cef50d5fd2e1James Dong public static final int MEDIA_RECORDER_TRACK_INFO_MAX_CHUNK_DUR_MS = 1004; 8439e836a7d2e4bb04a9c85dcb6b1f0cef50d5fd2e1James Dong /** Provide the total number of recordd frames. 8449e836a7d2e4bb04a9c85dcb6b1f0cef50d5fd2e1James Dong * {@hide} 8459e836a7d2e4bb04a9c85dcb6b1f0cef50d5fd2e1James Dong */ 8469e836a7d2e4bb04a9c85dcb6b1f0cef50d5fd2e1James Dong public static final int MEDIA_RECORDER_TRACK_INFO_ENCODED_FRAMES = 1005; 8479e836a7d2e4bb04a9c85dcb6b1f0cef50d5fd2e1James Dong /** Provide the max spacing between neighboring chunks for the given track. 8489e836a7d2e4bb04a9c85dcb6b1f0cef50d5fd2e1James Dong * {@hide} 8499e836a7d2e4bb04a9c85dcb6b1f0cef50d5fd2e1James Dong */ 8509e836a7d2e4bb04a9c85dcb6b1f0cef50d5fd2e1James Dong public static final int MEDIA_RECORDER_TRACK_INTER_CHUNK_TIME_MS = 1006; 8519e836a7d2e4bb04a9c85dcb6b1f0cef50d5fd2e1James Dong /** Provide the elapsed time measuring from the start of the recording 8529e836a7d2e4bb04a9c85dcb6b1f0cef50d5fd2e1James Dong * till the first output frame of the given track is received, excluding 8539e836a7d2e4bb04a9c85dcb6b1f0cef50d5fd2e1James Dong * any intentional start time offset of a recording session for the 8549e836a7d2e4bb04a9c85dcb6b1f0cef50d5fd2e1James Dong * purpose of eliminating the recording sound in the recorded file. 8559e836a7d2e4bb04a9c85dcb6b1f0cef50d5fd2e1James Dong * {@hide} 8569e836a7d2e4bb04a9c85dcb6b1f0cef50d5fd2e1James Dong */ 8579e836a7d2e4bb04a9c85dcb6b1f0cef50d5fd2e1James Dong public static final int MEDIA_RECORDER_TRACK_INFO_INITIAL_DELAY_MS = 1007; 8589e836a7d2e4bb04a9c85dcb6b1f0cef50d5fd2e1James Dong /** Provide the start time difference (delay) betweeen this track and 8599e836a7d2e4bb04a9c85dcb6b1f0cef50d5fd2e1James Dong * the start of the movie. 8609e836a7d2e4bb04a9c85dcb6b1f0cef50d5fd2e1James Dong * {@hide} 8619e836a7d2e4bb04a9c85dcb6b1f0cef50d5fd2e1James Dong */ 8629e836a7d2e4bb04a9c85dcb6b1f0cef50d5fd2e1James Dong public static final int MEDIA_RECORDER_TRACK_INFO_START_OFFSET_MS = 1008; 8630f32fb3ecfdfaa03acf880a356629d43da3fe2feJames Dong /** Provide the total number of data (in kilo-bytes) encoded. 8640f32fb3ecfdfaa03acf880a356629d43da3fe2feJames Dong * {@hide} 8650f32fb3ecfdfaa03acf880a356629d43da3fe2feJames Dong */ 8660f32fb3ecfdfaa03acf880a356629d43da3fe2feJames Dong public static final int MEDIA_RECORDER_TRACK_INFO_DATA_KBYTES = 1009; 8679e836a7d2e4bb04a9c85dcb6b1f0cef50d5fd2e1James Dong /** 8689e836a7d2e4bb04a9c85dcb6b1f0cef50d5fd2e1James Dong * {@hide} 8699e836a7d2e4bb04a9c85dcb6b1f0cef50d5fd2e1James Dong */ 8709e836a7d2e4bb04a9c85dcb6b1f0cef50d5fd2e1James Dong public static final int MEDIA_RECORDER_TRACK_INFO_LIST_END = 2000; 8719e836a7d2e4bb04a9c85dcb6b1f0cef50d5fd2e1James Dong 8729e836a7d2e4bb04a9c85dcb6b1f0cef50d5fd2e1James Dong 873ba87e3e6c985e7175152993b5efcc7dd2f0e1c93The Android Open Source Project /** 874ba87e3e6c985e7175152993b5efcc7dd2f0e1c93The Android Open Source Project * Interface definition for a callback to be invoked when an error 875ba87e3e6c985e7175152993b5efcc7dd2f0e1c93The Android Open Source Project * occurs while recording. 876ba87e3e6c985e7175152993b5efcc7dd2f0e1c93The Android Open Source Project */ 877ba87e3e6c985e7175152993b5efcc7dd2f0e1c93The Android Open Source Project public interface OnInfoListener 878ba87e3e6c985e7175152993b5efcc7dd2f0e1c93The Android Open Source Project { 879ba87e3e6c985e7175152993b5efcc7dd2f0e1c93The Android Open Source Project /** 880ba87e3e6c985e7175152993b5efcc7dd2f0e1c93The Android Open Source Project * Called when an error occurs while recording. 8812bcda90c0234f67f210a96f195b355493ca7d1ffJianhong Jiang * 882ba87e3e6c985e7175152993b5efcc7dd2f0e1c93The Android Open Source Project * @param mr the MediaRecorder that encountered the error 883ba87e3e6c985e7175152993b5efcc7dd2f0e1c93The Android Open Source Project * @param what the type of error that has occurred: 884ba87e3e6c985e7175152993b5efcc7dd2f0e1c93The Android Open Source Project * <ul> 885ba87e3e6c985e7175152993b5efcc7dd2f0e1c93The Android Open Source Project * <li>{@link #MEDIA_RECORDER_INFO_UNKNOWN} 886105925376f8d0f6b318c9938c7b83ef7fef094daThe Android Open Source Project * <li>{@link #MEDIA_RECORDER_INFO_MAX_DURATION_REACHED} 887105925376f8d0f6b318c9938c7b83ef7fef094daThe Android Open Source Project * <li>{@link #MEDIA_RECORDER_INFO_MAX_FILESIZE_REACHED} 888ba87e3e6c985e7175152993b5efcc7dd2f0e1c93The Android Open Source Project * </ul> 889ba87e3e6c985e7175152993b5efcc7dd2f0e1c93The Android Open Source Project * @param extra an extra code, specific to the error type 890ba87e3e6c985e7175152993b5efcc7dd2f0e1c93The Android Open Source Project */ 891ba87e3e6c985e7175152993b5efcc7dd2f0e1c93The Android Open Source Project void onInfo(MediaRecorder mr, int what, int extra); 892ba87e3e6c985e7175152993b5efcc7dd2f0e1c93The Android Open Source Project } 893ba87e3e6c985e7175152993b5efcc7dd2f0e1c93The Android Open Source Project 894ba87e3e6c985e7175152993b5efcc7dd2f0e1c93The Android Open Source Project /** 895ba87e3e6c985e7175152993b5efcc7dd2f0e1c93The Android Open Source Project * Register a callback to be invoked when an informational event occurs while 896ba87e3e6c985e7175152993b5efcc7dd2f0e1c93The Android Open Source Project * recording. 897ba87e3e6c985e7175152993b5efcc7dd2f0e1c93The Android Open Source Project * 898ba87e3e6c985e7175152993b5efcc7dd2f0e1c93The Android Open Source Project * @param listener the callback that will be run 899ba87e3e6c985e7175152993b5efcc7dd2f0e1c93The Android Open Source Project */ 900ba87e3e6c985e7175152993b5efcc7dd2f0e1c93The Android Open Source Project public void setOnInfoListener(OnInfoListener listener) 901ba87e3e6c985e7175152993b5efcc7dd2f0e1c93The Android Open Source Project { 902ba87e3e6c985e7175152993b5efcc7dd2f0e1c93The Android Open Source Project mOnInfoListener = listener; 903ba87e3e6c985e7175152993b5efcc7dd2f0e1c93The Android Open Source Project } 904ba87e3e6c985e7175152993b5efcc7dd2f0e1c93The Android Open Source Project 9059066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private class EventHandler extends Handler 9069066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project { 9079066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private MediaRecorder mMediaRecorder; 9089066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 9099066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public EventHandler(MediaRecorder mr, Looper looper) { 9109066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project super(looper); 9119066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mMediaRecorder = mr; 9129066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 9139066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 914ba87e3e6c985e7175152993b5efcc7dd2f0e1c93The Android Open Source Project /* Do not change these values without updating their counterparts 9159066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * in include/media/mediarecorder.h! 9169066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 9179e836a7d2e4bb04a9c85dcb6b1f0cef50d5fd2e1James Dong private static final int MEDIA_RECORDER_EVENT_LIST_START = 1; 9189e836a7d2e4bb04a9c85dcb6b1f0cef50d5fd2e1James Dong private static final int MEDIA_RECORDER_EVENT_ERROR = 1; 9199e836a7d2e4bb04a9c85dcb6b1f0cef50d5fd2e1James Dong private static final int MEDIA_RECORDER_EVENT_INFO = 2; 9209e836a7d2e4bb04a9c85dcb6b1f0cef50d5fd2e1James Dong private static final int MEDIA_RECORDER_EVENT_LIST_END = 99; 9219e836a7d2e4bb04a9c85dcb6b1f0cef50d5fd2e1James Dong 9229e836a7d2e4bb04a9c85dcb6b1f0cef50d5fd2e1James Dong /* Events related to individual tracks */ 9239e836a7d2e4bb04a9c85dcb6b1f0cef50d5fd2e1James Dong private static final int MEDIA_RECORDER_TRACK_EVENT_LIST_START = 100; 9249e836a7d2e4bb04a9c85dcb6b1f0cef50d5fd2e1James Dong private static final int MEDIA_RECORDER_TRACK_EVENT_ERROR = 100; 9259e836a7d2e4bb04a9c85dcb6b1f0cef50d5fd2e1James Dong private static final int MEDIA_RECORDER_TRACK_EVENT_INFO = 101; 9269e836a7d2e4bb04a9c85dcb6b1f0cef50d5fd2e1James Dong private static final int MEDIA_RECORDER_TRACK_EVENT_LIST_END = 1000; 9279e836a7d2e4bb04a9c85dcb6b1f0cef50d5fd2e1James Dong 9289066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 9299066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project @Override 9309066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public void handleMessage(Message msg) { 9319066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (mMediaRecorder.mNativeContext == 0) { 9329066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project Log.w(TAG, "mediarecorder went away with unhandled events"); 9339066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return; 9349066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 9359066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project switch(msg.what) { 9369066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project case MEDIA_RECORDER_EVENT_ERROR: 9379e836a7d2e4bb04a9c85dcb6b1f0cef50d5fd2e1James Dong case MEDIA_RECORDER_TRACK_EVENT_ERROR: 9389066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (mOnErrorListener != null) 9399066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mOnErrorListener.onError(mMediaRecorder, msg.arg1, msg.arg2); 9409066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 9419066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return; 9429066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 943ba87e3e6c985e7175152993b5efcc7dd2f0e1c93The Android Open Source Project case MEDIA_RECORDER_EVENT_INFO: 9449e836a7d2e4bb04a9c85dcb6b1f0cef50d5fd2e1James Dong case MEDIA_RECORDER_TRACK_EVENT_INFO: 945ba87e3e6c985e7175152993b5efcc7dd2f0e1c93The Android Open Source Project if (mOnInfoListener != null) 946ba87e3e6c985e7175152993b5efcc7dd2f0e1c93The Android Open Source Project mOnInfoListener.onInfo(mMediaRecorder, msg.arg1, msg.arg2); 947ba87e3e6c985e7175152993b5efcc7dd2f0e1c93The Android Open Source Project 948ba87e3e6c985e7175152993b5efcc7dd2f0e1c93The Android Open Source Project return; 949ba87e3e6c985e7175152993b5efcc7dd2f0e1c93The Android Open Source Project 9509066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project default: 9519066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project Log.e(TAG, "Unknown message type " + msg.what); 9529066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return; 9539066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 9549066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 9559066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 9569066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 9579066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 9589066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Called from native code when an interesting event happens. This method 9599066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * just uses the EventHandler system to post the event back to the main app thread. 9609066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * We use a weak reference to the original MediaRecorder object so that the native 9619066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * code is safe from the object disappearing from underneath it. (This is 9629066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * the cookie passed to native_setup().) 9639066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 9649066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private static void postEventFromNative(Object mediarecorder_ref, 9659066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project int what, int arg1, int arg2, Object obj) 9669066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project { 9679066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project MediaRecorder mr = (MediaRecorder)((WeakReference)mediarecorder_ref).get(); 9689066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (mr == null) { 9699066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return; 9709066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 9719066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 9729066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (mr.mEventHandler != null) { 9739066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project Message m = mr.mEventHandler.obtainMessage(what, arg1, arg2, obj); 9749066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mr.mEventHandler.sendMessage(m); 9759066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 9769066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 9779066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 9789066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 9799066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Releases resources associated with this MediaRecorder object. 9809066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * It is good practice to call this method when you're done 9819066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * using the MediaRecorder. 9829066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 9839066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public native void release(); 9849066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 9854935d05eaa306cef88cf0ab13eca386f270409ecMarco Nelissen private static native final void native_init(); 9864935d05eaa306cef88cf0ab13eca386f270409ecMarco Nelissen 9879066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private native final void native_setup(Object mediarecorder_this) throws IllegalStateException; 9889066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 9899066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private native final void native_finalize(); 9909066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 9910fc6bc4cac6391f048f0f2748b3e979effe0924bJames Dong private native void setParameter(String nameValuePair); 9920fc6bc4cac6391f048f0f2748b3e979effe0924bJames Dong 9939066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project @Override 9949066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project protected void finalize() { native_finalize(); } 9959066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project} 996