On Mar 28, 4:24 pm, dwilde1 <[email protected]> wrote:
> Folks,
>
> I have a situation where my MediaRecorder instance causes a segfault.
> I'm working with a HTC Hero, Android 1.5+APIs. In the log i see (after
> the segfault announcement) a register dump and then a numbered list
> #00 libmedia_jni.so to #18 linker, then a stack trace.
>
> My Eclipse won't let me copy the log buffer, but I've done three
> screen captures that sum it up. If you have time to examine, send me a
> direct e-mail.
>
> <pre><code>
> if (mRecorder == null) mRecorder = new MediaRecorder();
> mRecorder.setAudioSource(MediaRecorder.AudioSource.MIC);
> mRecorder.setVideoSource(MediaRecorder.VideoSource.CAMERA);
> mRecorder.setOutputFormat(MediaRecorder.OutputFormat.MPEG_4);
> mRecorder.setAudioEncoder(MediaRecorder.AudioEncoder.AMR_NB);
> mRecorder.setVideoEncoder(MediaRecorder.VideoEncoder.MPEG_4_SP);
> // mRecorder.setVideoSize(640, 480);
> // mRecorder.setVideoFrameRate(20);
> mRecorder.setPreviewDisplay(surfaceHolder.getSurface());
> mRecorder.prepare();
> mRecorder.start();
> </code></pre>
>
> I've tried other variants, including H263 and 3gp. What else can I do
> to debug this? Everythin g seems fine up to prepare().
>
> I tried adding the onErrorListener, but it seems to interfere with the
> MediaPlayer's onErrorListener. I'm using a 4-second beep-count to
> prepare for auto triggering of the camera, and when I enable the error
> handler for the MR everything in my handler state machines goes awry.
>
> Thanks in advance! :D
UPDATE:
I learned about the log redirection capabilities of adb last night
after I posted:)
Here's the pertinent section from a run (note: I've reduced resolution
to 320x240 also, no joy):
I/ActivityManager( 80): Start proc com.ejf.convince.jenplus for
activity com.ejf.convince.jenplus/.JenPLUS: pid=17738 uid=10075
gids={1006, 3003}
I/jdwp (17738): received file descriptor 10 from ADB
W/System.err(17738): Can't dispatch DDM chunk 46454154: no handler
defined
W/System.err(17738): Can't dispatch DDM chunk 4d505251: no handler
defined
I/WindowManager( 80): Screen status=true, current orientation=-1,
SensorEnabled=false
I/WindowManager( 80): needSensorRunningLp, mCurrentAppOrientation
=-1
I/WindowManager( 80): Enabling listeners
W/ActivityThread(17738): Application com.ejf.convince.jenplus is
waiting for the debugger on port 8100...
I/System.out(17738): Sending WAIT chunk
I/dalvikvm(17738): Debugger is active
I/AlertDialog( 80): [onCreate] auto launch SIP.
I/WindowManager( 80): onOrientationChanged, rotation changed to 0
I/System.out(17738): Debugger has connected
I/System.out(17738): waiting for debugger to settle...
I/System.out(17738): waiting for debugger to settle...
I/System.out(17738): waiting for debugger to settle...
I/System.out(17738): waiting for debugger to settle...
I/System.out(17738): waiting for debugger to settle...
I/System.out(17738): waiting for debugger to settle...
I/System.out(17738): waiting for debugger to settle...
I/System.out(17738): waiting for debugger to settle...
I/System.out(17738): waiting for debugger to settle...
I/System.out(17738): waiting for debugger to settle...
I/System.out(17738): waiting for debugger to settle...
I/System.out(17738): waiting for debugger to settle...
I/System.out(17738): debugger has settled (1370)
I/ActivityManager( 80): Displayed activity
com.ejf.convince.jenplus/.JenPLUS: 5186 ms
I/OpenCore( 2696): [Hank debug] LN 289 FN CreateNode
I/AudioHardwareMSM72XX( 2696): AUDIO_START: start kernel pcm_out
driver.
W/AudioFlinger( 2696): write blocked for 96 msecs
I/PlayerDriver( 2696): CIQ 1625 sendEvent state=5
I/OpenCore( 2696): [Hank debug] LN 289 FN CreateNode
I/PlayerDriver( 2696): CIQ 1625 sendEvent state=5
I/OpenCore( 2696): [Hank debug] LN 289 FN CreateNode
I/PlayerDriver( 2696): CIQ 1625 sendEvent state=5
I/OpenCore( 2696): [Hank debug] LN 289 FN CreateNode
I/PlayerDriver( 2696): CIQ 1625 sendEvent state=5
W/AuthorDriver( 2696): Intended width(640) exceeds the max allowed
width(352). Max width is used instead.
W/AuthorDriver( 2696): Intended height(480) exceeds the max allowed
height(288). Max height is used instead.
I/AudioHardwareMSM72XX( 2696): AudioHardware pcm playback is going to
standby.
I/DEBUG (16094): *** *** *** *** *** *** *** *** *** *** *** *** ***
*** *** ***
I/DEBUG (16094): Build fingerprint: 'sprint/htc_heroc/heroc/heroc:
1.5/CUPCAKE/85027:user/release-keys'
I/DEBUG (16094): pid: 17738, tid: 17738 >>>
com.ejf.convince.jenplus <<<
I/DEBUG (16094): signal 11 (SIGSEGV), fault addr 00000018
I/DEBUG (16094): r0 ffffe4c0 r1 ffffe268 r2 41098b48 r3 00000000
I/DEBUG (16094): r4 4349ff70 r5 ab309358 r6 0000a9c8 r7 beb0f448
I/DEBUG (16094): r8 beb0f468 r9 41049dd8 10 41a93b78 fp 00001070
I/DEBUG (16094): ip ad083e5c sp beb0f440 lr ad03dd75 pc
ab3054f4 cpsr 80000030
I/DEBUG (16094): #00 pc 000054f4 /system/lib/
libmedia_jni.so
I/DEBUG (16094): #01 pc 0000e434 /system/lib/libdvm.so
I/DEBUG (16094): #02 pc 00040b0a /system/lib/libdvm.so
I/DEBUG (16094): #03 pc 000294b0 /system/lib/libdvm.so
I/DEBUG (16094): #04 pc 00017690 /system/lib/libdvm.so
I/DEBUG (16094): #05 pc 00052530 /system/lib/libdvm.so
I/DEBUG (16094): #06 pc 00059a2e /system/lib/libdvm.so
I/DEBUG (16094): #07 pc 00013198 /system/lib/libdvm.so
I/DEBUG (16094): #08 pc 00017b9c /system/lib/libdvm.so
I/DEBUG (16094): #09 pc 000175e0 /system/lib/libdvm.so
I/DEBUG (16094): #10 pc 000523b4 /system/lib/libdvm.so
I/DEBUG (16094): #11 pc 0003f178 /system/lib/libdvm.so
I/DEBUG (16094): #12 pc 0002af78 /system/lib/
libandroid_runtime.so
I/DEBUG (16094): #13 pc 0002ba76 /system/lib/
libandroid_runtime.so
I/DEBUG (16094): #14 pc 00008bf2 /system/bin/app_process
I/DEBUG (16094): #15 pc 0001fd22 /system/lib/libc.so
I/DEBUG (16094): #16 pc 0000bcb2 /system/lib/libc.so
I/DEBUG (16094): #17 pc b000157e /system/bin/linker
I/DEBUG (16094): stack:
I/DEBUG (16094): beb0f400 00000007
I/DEBUG (16094): beb0f404 ad046f05 /system/lib/libdvm.so
I/DEBUG (16094): beb0f408 0000bd00 [heap]
I/DEBUG (16094): beb0f40c 00000000
I/DEBUG (16094): beb0f410 43499790
I/DEBUG (16094): beb0f414 ad03dd75 /system/lib/libdvm.so
I/DEBUG (16094): beb0f418 ab309870
I/DEBUG (16094): beb0f41c ad082c50
I/DEBUG (16094): beb0f420 43499790
I/DEBUG (16094): beb0f424 ab304979 /system/lib/libmedia_jni.so
I/DEBUG (16094): beb0f428 4349ff70
I/DEBUG (16094): beb0f42c 4349ff70
I/DEBUG (16094): beb0f430 ab309358
I/DEBUG (16094): beb0f434 0000a9c8 [heap]
I/DEBUG (16094): beb0f438 df002777
I/DEBUG (16094): beb0f43c e3a070ad
I/DEBUG (16094): #00 beb0f440 00000000
I/DEBUG (16094): beb0f444 00000000
I/DEBUG (16094): beb0f448 00000000
I/DEBUG (16094): beb0f44c 001c48d0 [heap]
I/DEBUG (16094): beb0f450 beb0f488 [stack]
I/DEBUG (16094): beb0f454 beb0f488 [stack]
I/DEBUG (16094): beb0f458 00000000
I/DEBUG (16094): beb0f45c ab3054b5 /system/lib/libmedia_jni.so
I/DEBUG (16094): beb0f460 41049de0
I/DEBUG (16094): beb0f464 ad00e438 /system/lib/libdvm.so
I/DEBUG (16094): #01 beb0f468 411324b8
I/DEBUG (16094): beb0f46c 0000bd00 [heap]
I/DEBUG (16094): beb0f470 ab3054b5 /system/lib/libmedia_jni.so
I/DEBUG (16094): beb0f474 00000000
I/DEBUG (16094): beb0f478 411324b8
I/DEBUG (16094): beb0f47c 00003ea6
I/DEBUG (16094): beb0f480 beb0f488 [stack]
I/DEBUG (16094): beb0f484 ad040b0d /system/lib/libdvm.so
I/WindowManager( 80): WIN DEATH: Window{43a5b250
com.ejf.convince.jenplus/com.ejf.convince.jenplus.JenPLUS
paused=false}
I/ActivityManager( 80): Process com.ejf.convince.jenplus (pid 17738)
has died.
I/WindowManager( 80): Screen status=true, current orientation=1,
SensorEnabled=true
I/WindowManager( 80): needSensorRunningLp, mCurrentAppOrientation =1
I/WindowManager( 80): needSensorRunningLp,
SCREEN_ORIENTATION_PORTRAIT
I/WindowManager( 80): Disabling listeners
W/InputManagerService( 80): Got RemoteException sending
setActive(false) notification to pid 17738 uid 10075
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