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Je travaille sur un projet médical et l'application peut enregistrer la conversation entre le médecin et le patient et l'envoyer pour la transcription.Est-il possible d'enregistrer de l'audio via un émulateur Android?

Affectation: Fondamentalement, App est pour l'enregistrement et la lecture de l'audio enregistré.
Problème: Chaque fois que l'enregistrement démarre, il enregistre 10-20 secondes après LogCat Affiche:

05-07 11:42:52.502: W/MediaProfiles(6321): could not find media config xml file 
05-07 11:42:52.522: I/MPEG4Writer(6321): limits: 2147483647/0 bytes/us, bit rate: 12200 bps and the estimated moov size 3072 bytes 
05-07 11:42:52.532: E/AudioFlinger(6321): Error reading audio input 
05-07 11:42:58.432: W/AudioRecord(6321): obtainBuffer timed out (is the CPU pegged?) user=00000000, server=00000000 
05-07 11:42:58.432: E/AudioFlinger(6321): Error reading audio input 
05-07 11:43:03.403: W/AudioRecord(6321): obtainBuffer timed out (is the CPU pegged?) user=00000000, server=00000000 
05-07 11:43:03.403: E/AudioFlinger(6321): Error reading audio input 
05-07 11:43:03.403: A/AudioSource(6321): frameworks/base/media/libstagefright/AudioSource.cpp:327 timestampUs > mPrevSampleTimeUs 
05-07 11:43:03.612: I/DEBUG(31): *** *** *** *** *** *** *** *** *** *** *** *** *** *** *** *** 
05-07 11:43:03.612: I/DEBUG(31): Build fingerprint: 'generic/sdk/generic:2.3.3/GRI34/101070:eng/test-keys' 
05-07 11:43:03.612: I/DEBUG(31): pid: 6321, tid: 6442 >>> /system/bin/mediaserver <<< 
05-07 11:43:03.612: I/DEBUG(31): signal 11 (SIGSEGV), code 1 (SEGV_MAPERR), fault addr deadbaad 
05-07 11:43:03.622: I/DEBUG(31): r0 deadbaad r1 0000fef8 r2 00000027 r3 00000000 
05-07 11:43:03.632: I/DEBUG(31): r4 00000080 r5 afd46668 r6 40806d78 r7 40806d7c 
05-07 11:43:03.632: I/DEBUG(31): r8 a2f51fa1 r9 0000fd28 10 00100000 fp 00000001 
05-07 11:43:03.632: I/DEBUG(31): ip ffffffff sp 408068e0 lr afd19d8f pc afd15ef0 cpsr 00000030 
05-07 11:43:03.922: I/DEBUG(31):   #00 pc 00015ef0 /system/lib/libc.so 
05-07 11:43:03.922: I/DEBUG(31):   #01 pc 00001440 /system/lib/liblog.so 
05-07 11:43:03.922: I/DEBUG(31): code around pc: 
05-07 11:43:03.932: I/DEBUG(31): afd15ed0 68241c23 d1fb2c00 68dae027 d0042a00 
05-07 11:43:03.932: I/DEBUG(31): afd15ee0 20014d18 6028447d 48174790 24802227 
05-07 11:43:03.932: I/DEBUG(31): afd15ef0 f7f57002 2106eb56 ec92f7f6 0563aa01 
05-07 11:43:03.932: I/DEBUG(31): afd15f0 91016051 1c112006 e818f7f6 
05-07 11:43:03.932: I/DEBUG(31): afd15f10 2200a905 f7f62002 f7f5e824 2106eb42 
05-07 11:43:03.942: I/DEBUG(31): code around lr: 
05-07 11:43:03.942: I/DEBUG(31): afd19d6c 230ed505 21005ec0 f7f12202 89a2ebec 
05-07 11:43:03.942: I/DEBUG(31): afd19d7c 1c294804 81a04010 5ea0220e f7f11c32 
05-07 11:43:03.942: I/DEBUG(31): afd19d8c bd70eb72 ffffefff 1c04b510 5ec0230e 
05-07 11:43:03.942: I/DEBUG(31): afd19d9c eb58f7f1 db032800 180b6d21 e0036523 
05-07 11:43:03.952: I/DEBUG(31): afd19dac 4b0289a2 81a34013 46c0bd10 ffffefff 
05-07 11:43:03.952: I/DEBUG(31): stack: 
05-07 11:43:03.952: I/DEBUG(31):  408068a0 00000008 
05-07 11:43:03.952: I/DEBUG(31):  408068a4 afd18407 /system/lib/libc.so 
05-07 11:43:03.952: I/DEBUG(31):  408068a8 afd42604 /system/lib/libc.so 
05-07 11:43:03.952: I/DEBUG(31):  408068ac afd46784 
05-07 11:43:03.952: I/DEBUG(31):  408068b0 00000000 
05-07 11:43:03.952: I/DEBUG(31):  408068b4 afd19375 /system/lib/libc.so 
05-07 11:43:03.952: I/DEBUG(31):  408068b8 00000009 
05-07 11:43:03.963: I/DEBUG(31):  408068bc afd183d9 /system/lib/libc.so 
05-07 11:43:03.963: I/DEBUG(31):  408068c0 afa01199 /system/lib/liblog.so 
05-07 11:43:03.963: I/DEBUG(31):  408068c4 00000000 
05-07 11:43:03.963: I/DEBUG(31):  408068c8 afd46668 
05-07 11:43:03.963: I/DEBUG(31):  408068cc 40806d78 
05-07 11:43:03.963: I/DEBUG(31):  408068d0 40806d7c 
05-07 11:43:03.963: I/DEBUG(31):  408068d4 afd18677 /system/lib/libc.so 
05-07 11:43:03.963: I/DEBUG(31):  408068d8 df002777 
05-07 11:43:03.963: I/DEBUG(31):  408068dc e3a070ad 
05-07 11:43:03.963: I/DEBUG(31): #00 408068e0 408068dc 
05-07 11:43:03.963: I/DEBUG(31):  408068e4 00000001 
05-07 11:43:03.972: I/DEBUG(31):  408068e8 a303abbe /system/lib/libstagefright.so 
05-07 11:43:03.972: I/DEBUG(31):  408068ec 0000000c 
05-07 11:43:03.972: I/DEBUG(31):  408068f0 40806914 
05-07 11:43:03.972: I/DEBUG(31):  408068f4 fffffbdf 
05-07 11:43:03.972: I/DEBUG(31):  408068f8 00000001 
05-07 11:43:03.972: I/DEBUG(31):  408068fc 40806914 
05-07 11:43:03.972: I/DEBUG(31):  40806900 a303abbe /system/lib/libstagefright.so 
05-07 11:43:03.972: I/DEBUG(31):  40806904 afa01443 /system/lib/liblog.so 
05-07 11:43:03.983: I/DEBUG(31): #01 40806908 40806914 
05-07 11:43:03.983: I/DEBUG(31):  4080690c afa01443 /system/lib/liblog.so 
05-07 11:43:03.983: I/DEBUG(31):  40806910 40806d2c 
05-07 11:43:03.983: I/DEBUG(31):  40806914 6d617266 
05-07 11:43:03.983: I/DEBUG(31):  40806918 726f7765 
05-07 11:43:03.983: I/DEBUG(31):  4080691c 622f736b 
05-07 11:43:03.983: I/DEBUG(31):  40806920 2f657361 
05-07 11:43:03.983: I/DEBUG(31):  40806924 6964656d 
05-07 11:43:03.983: I/DEBUG(31):  40806928 696c2f61 
05-07 11:43:03.983: I/DEBUG(31):  4080692c 61747362 
05-07 11:43:03.983: I/DEBUG(31):  40806930 72666567 
05-07 11:43:03.983: I/DEBUG(31):  40806934 74686769 
05-07 11:43:03.992: I/DEBUG(31):  40806938 6475412f 
05-07 11:43:03.992: I/DEBUG(31):  4080693c 6f536f69 
05-07 11:43:03.992: I/DEBUG(31):  40806940 65637275 
05-07 11:43:03.992: I/DEBUG(31):  40806944 7070632e 
05-07 11:43:03.992: I/DEBUG(31):  40806948 3732333a 
05-07 11:43:03.992: I/DEBUG(31):  4080694c 6d697420 
05-07 11:43:05.342: I/BootReceiver(61): Copying /data/tombstones/tombstone_03 to DropBox (SYSTEM_TOMBSTONE) 
05-07 11:43:05.372: W/IMediaDeathNotifier(386): media server died 
05-07 11:43:05.372: I/ServiceManager(28): service 'media.audio_flinger' died 
05-07 11:43:05.372: I/ServiceManager(28): service 'media.audio_policy' died 
05-07 11:43:05.372: I/ServiceManager(28): service 'media.player' died 
05-07 11:43:05.372: I/ServiceManager(28): service 'media.camera' died 
05-07 11:43:05.382: W/AudioSystem(61): AudioFlinger server died! 
05-07 11:43:05.382: W/AudioSystem(61): AudioPolicyService server died! 
05-07 11:43:05.632: D/dalvikvm(61): GC_CONCURRENT freed 1046K, 47% free 4504K/8391K, external 3520K/3903K, paused 8ms+19ms 
05-07 11:43:06.072: I/(6479): ServiceManager: 0xad50 
05-07 11:43:06.072: D/AudioHardwareInterface(6479): setMode(NORMAL) 
05-07 11:43:06.072: I/CameraService(6479): CameraService started (pid=6479) 
05-07 11:43:06.082: I/AudioFlinger(6479): AudioFlinger's thread 0xc658 ready to run 
05-07 11:43:06.908: E/AudioService(61): Media server died. 
05-07 11:43:06.912: E/AudioService(61): Media server started. 
05-07 11:43:06.922: D/AudioHardwareInterface(6479): setMode(NORMAL) 
05-07 11:43:06.922: W/AudioPolicyManagerBase(6479): setPhoneState() setting same state 0 

code:

protected String doInBackground(MediaRecorder... params) { 
      mFileName = Environment.getExternalStorageDirectory().getAbsolutePath(); 
      mFileName += "/_audioDirectory/" time +"/"+f_Name+ ".mp3"; 
      mRecorder = new MediaRecorder(); 
      mRecorder.setAudioSource(MediaRecorder.AudioSource.DEFAULT); 
      mRecorder.setOutputFormat(MediaRecorder.OutputFormat.DEFAULT); 
      mRecorder.setAudioEncoder(MediaRecorder.AudioEncoder.DEFAULT); 
      mRecorder.setOutputFile(mFileName); 

      try { 
       mRecorder.prepare(); 
      } catch (Exception e) { 
       Log.e(LOG_TAG, e.toString()); 
      } 
      mRecorder.start(); 
      Log.i("recording starts", "now"); 
      return "success"; 
     } 

je passé par Android Documentation et sa mention clairement MediaRecorder fait pas travailler sur l'émulateur. Maintenant, je n'ai pas de téléphone Android à tester.

aussi: HereHereHere

Répondre

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L'enregistrement audio est possible, au moins dans l'émulateur norme 2.3.3 sur Windows 7; Je l'ai essayé et ça fonctionne. Cependant, l'audio enregistré a semblé un peu bizarre (lent) dans mon cas. Je n'ai pas enquêté sur la cause.

Vous devez ajouter l'enregistrement audio + la prise en charge de la lecture à l'émulateur (SDK Android et gestionnaire AVD -> Périphériques virtuels -> Édition -> Matériel -> Nouveau). Utilisez ensuite [API MediaRecorder] [1] pour enregistrer (MediaRecorder.AudioSource.MIC).

code est:

fMediaRecorder= new MediaRecorder(); 
fMediaRecorder.setAudioSource(MediaRecorder.AudioSource.MIC); 
fMediaRecorder.setOutputFormat(MediaRecorder.OutputFormat.AMR_NB); 
fMediaRecorder.setAudioEncoder(MediaRecorder.AudioEncoder.AMR_NB); 

fMediaRecorder.setAudioChannels(1); 
fMediaRecorder.setAudioSamplingRate(8000); 

fMediaRecorder.setOutputFile(fTmpFile.getAbsolutePath()); 

fMediaRecorder.prepare(); 

fMediaRecorder.start(); 

Vous devez également

< utilise-permission android: name = "android.permission.RECORD_AUDIO" />

dans votre AndroidManifest.xml.

Fonctionne pour moi, mais l'audio est déformée.

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ouais je suis en utilisant même problème android-2.3.3.also cher – Sam

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@ Sam: Juste mon –

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Non. Il n'est pas possible d'utiliser l'émulateur pour enregistrer du son. Vous devrez coder la logique de votre programme, puis déployer l'apk actuelle sur votre téléphone, afin de tester sa fonctionnalité.

vérifier ce lien comme une référence officielle: http://developer.android.com/intl/es/guide/topics/media/audio-capture.html

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ans Bien que ce lien peut répondre à la question, il vaut mieux pour inclure les parties essentielles de la réponse ici et fournir le lien pour référence. Les réponses à lien uniquement peuvent devenir invalides si la page liée change. - [De l'examen] (/ review/low-quality-posts/10764524) –

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OK. Je le ferai. – Goose