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标题:
MPU USB摄像头拔出死机
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author:
dfyang
time:
2018-11-13 17:25
标题:
MPU USB摄像头拔出死机
有一定概率
11-13 17:19:10.693 D/PU ( 2939): [CameraHolder.java:147]onReceive--- Intent { act=android.hardware.usb.action.USB_DEVICE_DETACHED flg=0x10 (has extras) }
11-13 17:19:10.694 D/PU ( 2939): [CameraHolder.java:276]openJavaCamera--- 3 -> 0
11-13 17:19:10.694 D/PU ( 2939): [ProcessManager.java:692]render--- 1280x720, null
11-13 17:19:10.694 I/UVCHandler( 2939): stopVideoStream
11-13 17:19:10.695 I/UVCHandler( 2939): Done streaming.
11-13 17:19:10.696 F/libc ( 2939): Fatal signal 11 (SIGSEGV), code 1, fault addr 0x9eec1b0d in tid 6762 (Thread-463)
11-13 17:19:10.709 I/chatty ( 294): uid=1013(media) /system/bin/mediaserver expire 9 lines
11-13 17:19:10.710 D/PowerManagerService( 827): updateIsPoweredLocked: wasPowered=false, mIsPowered=false, oldPlugType=0, mPlugType=0, mBatteryLevel=55
11-13 17:19:10.711 I/chatty ( 294): uid=1013(media) /system/bin/mediaserver expire 1 line
11-13 17:19:10.713 D/HighTemperatureReceiver( 3642): Receive action: android.intent.action.BATTERY_CHANGED
11-13 17:19:10.719 D/PowerManagerService( 827): updateIsPoweredLocked: wasPowered=false, mIsPowered=false, oldPlugType=0, mPlugType=0, mBatteryLevel=55
11-13 17:19:10.722 D/HighTemperatureReceiver( 3642): Receive action: android.intent.action.BATTERY_CHANGED
11-13 17:19:10.726 I/chatty ( 294): uid=1013(media) /system/bin/mediaserver expire 4 lines
11-13 17:19:10.727 I/chatty ( 294): uid=1013(media) /system/bin/mediaserver expire 1 line
11-13 17:19:10.738 I/chatty ( 294): uid=1013(media) /system/bin/mediaserver expire 4 lines
11-13 17:19:10.739 I/chatty ( 294): uid=1013(media) /system/bin/mediaserver expire 1 line
11-13 17:19:10.743 I/chatty ( 294): uid=1013(media) /system/bin/mediaserver expire 1 line
11-13 17:19:10.749 I/chatty ( 343): uid=1006(camera) mm-qcamera-daem expire 1 line
11-13 17:19:10.750 I/chatty ( 294): uid=1013(media) /system/bin/mediaserver expire 1 line
11-13 17:19:10.750 I/chatty ( 343): uid=1006(camera) mm-qcamera-daem expire 1 line
11-13 17:19:10.751 I/chatty ( 343): uid=1006(camera) mm-qcamera-daem expire 2 lines
11-13 17:19:10.752 I/chatty ( 343): uid=1006(camera) mm-qcamera-daem expire 1 line
11-13 17:19:10.752 I/chatty ( 343): uid=1006(camera) mm-qcamera-daem expire 2 lines
11-13 17:19:10.753 I/chatty ( 343): uid=1006(camera) mm-qcamera-daem expire 2 lines
11-13 17:19:10.754 I/chatty ( 343): uid=1006(camera) mm-qcamera-daem expire 1 line
11-13 17:19:10.755 I/chatty ( 343): uid=1006(camera) mm-qcamera-daem expire 2 lines
11-13 17:19:10.759 I/chatty ( 343): uid=1006(camera) mm-qcamera-daem expire 1 line
11-13 17:19:10.759 I/chatty ( 343): uid=1006(camera) mm-qcamera-daem expire 1 line
11-13 17:19:10.764 I/chatty ( 343): uid=1006(camera) mm-qcamera-daem expire 1 line
11-13 17:19:10.768 I/chatty ( 343): uid=1006(camera) mm-qcamera-daem expire 3 lines
11-13 17:19:10.803 F/DEBUG ( 291): *** *** *** *** *** *** *** *** *** *** *** *** *** *** *** ***
11-13 17:19:10.804 F/DEBUG ( 291): Build fingerprint: 'qcom/l926/l926:6.0.1/MMB29M/20181107.140831:user/test-keys'
11-13 17:19:10.804 F/DEBUG ( 291): Revision: '0'
11-13 17:19:10.804 F/DEBUG ( 291): ABI: 'arm'
11-13 17:19:10.804 F/DEBUG ( 291): pid: 2939, tid: 6762, name: Thread-463 >>> com.smarteye.mpu <<<
11-13 17:19:10.804 F/DEBUG ( 291): signal 11 (SIGSEGV), code 1 (SEGV_MAPERR), fault addr 0x9eec1b0d
11-13 17:19:10.831 I/chatty ( 343): uid=1006(camera) mm-qcamera-daem expire 2 lines
11-13 17:19:10.841 I/chatty ( 343): uid=1006(camera) mm-qcamera-daem expire 1 line
11-13 17:19:10.842 I/chatty ( 343): uid=1006(camera) mm-qcamera-daem expire 5 lines
11-13 17:19:10.851 F/DEBUG ( 291): r0 ffffffff r1 0000001f r2 9ec0b388 r3 9eec1b0c
11-13 17:19:10.852 F/DEBUG ( 291): r4 cfca3000 r5 9eec1b0c r6 9ec0b388 r7 b86ad920
11-13 17:19:10.852 F/DEBUG ( 291): r8 00000001 r9 b86bd3b0 sl 00000001 fp b86aced8
11-13 17:19:10.852 F/DEBUG ( 291): ip 0000000c sp 9ec0b328 lr a1dd9df0 pc a1dde6d4 cpsr 800f0010
11-13 17:19:10.855 I/chatty ( 294): uid=1013(media) Binder_2 expire 54 lines
11-13 17:19:10.865 I/qdhwcomposer( 280): setCameraStatus Not 8939?? return
11-13 17:19:10.867 I/chatty ( 294): uid=1013(media) /system/bin/mediaserver expire 9 lines
11-13 17:19:10.867 I/ThermalEngine( 316): Thermal-Server: Adding thermal event listener on fd 38
11-13 17:19:10.867 I/chatty ( 294): uid=1013(media) /system/bin/mediaserver expire 2 lines
11-13 17:19:10.873 F/DEBUG ( 291):
11-13 17:19:10.873 F/DEBUG ( 291): backtrace:
11-13 17:19:10.873 F/DEBUG ( 291): #00 pc 002d26d4 /data/app/com.smarteye.mpu-2/lib/arm/libbvpu_mediandk.so
11-13 17:19:10.873 F/DEBUG ( 291): #01 pc 002cddec /data/app/com.smarteye.mpu-2/lib/arm/libbvpu_mediandk.so
11-13 17:19:10.873 F/DEBUG ( 291): #02 pc 002d2fbc /data/app/com.smarteye.mpu-2/lib/arm/libbvpu_mediandk.so
11-13 17:19:10.874 F/DEBUG ( 291): #03 pc 002b9f54 /data/app/com.smarteye.mpu-2/lib/arm/libbvpu_mediandk.so (jpeg_read_scanlines+140)
11-13 17:19:10.874 F/DEBUG ( 291): #04 pc 002a85cc /data/app/com.smarteye.mpu-2/lib/arm/libbvpu_mediandk.so (uvc_mjpeg2yuyv+440)
11-13 17:19:10.874 F/DEBUG ( 291): #05 pc 0019b7e3 /data/app/com.smarteye.mpu-2/lib/arm/libbvpu_mediandk.so (_Z15video_stream_cbP9uvc_framePv+450)
11-13 17:19:10.874 F/DEBUG ( 291): #06 pc 002a94bc /data/app/com.smarteye.mpu-2/lib/arm/libbvpu_mediandk.so
11-13 17:19:10.874 F/DEBUG ( 291): #07 pc 00041693 /system/lib/libc.so (_ZL15__pthread_startPv+30)
11-13 17:19:10.874 F/DEBUG ( 291): #08 pc 00019265 /system/lib/libc.so (__start_thread+6)
author:
admin
time:
2018-11-13 17:32
哦,是的,写代码的时候,压根没考虑热拔插。
考虑的应用场景就是,USB摄像头插好才开机使用。
author:
dfyang
time:
2018-11-14 08:31
还有个问题,USB camera好像无法运行在后台:render surface为null时或SurfaceView suspend时UVC不会输出视频帧
author:
dfyang
time:
2018-11-14 10:44
请问USB camera怎样才能后台继续输出视频帧,即时没有Surface
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