android播放视屏报错

[taugnan]

本人的应用是在打开照相机的情况下，弹出一个视屏（当然是需要这样做的），就会报错“无法播放此视屏”，log打印结果是：
E/OMXCodec( 115): set buffer size variable to : 203911
E/OMXNodeInstance( 115): OMX_UseBuffer failed with error -2147479528 (0x80001018)
E/OMXCodec( 115): [OMX.TI.DUCATI1.VIDEO.DECODER] registering GraphicBuffer with OMX IL component failed: -2147483648
E/OMXCodec( 115): [OMX.TI.DUCATI1.VIDEO.DECODER] Allocate Buffer failed - error = -2147483648
E/MediaPlayer( 1266): error (1, -2147483648)
E/OMXCodec( 115): [OMX.TI.DUCATI1.VIDEO.DECODER] ERROR(0x80001000, 0)
E/ion ( 115): ioctl -1073460991 failed with code -1: Bad file number
E/ion ( 115): ioctl -1073460991 failed with code -1: Bad file number
E/MediaPlayer( 1266): Error (1,-2147483648)
E/OMXCodec( 115): set buffer size variable to : 203911
E/OMXNodeInstance( 115): OMX_UseBuffer failed with error -2147479528 (0x80001018)
E/OMXCodec( 115): [OMX.TI.DUCATI1.VIDEO.DECODER] registering GraphicBuffer with OMX IL component failed: -2147483648
E/OMXCodec( 115): [OMX.TI.DUCATI1.VIDEO.DECODER] Allocate Buffer failed - error = -2147483648
E/OMXCodec( 115): [OMX.TI.DUCATI1.VIDEO.DECODER] ERROR(0x80001000, 0)
E/ion ( 115): ioctl -1073460991 failed with code -1: Bad file number
E/ion ( 115): ioctl -1073460991 failed with code -1: Bad file number
E/MediaPlayer( 1266): error (1, -2147483648)
E/CameraHal( 115): hardware/ti/omap4xxx/camera/OMXCameraAdapter/OMXFD.cpp:183 setFaceDetection - Error while configuring face detection extra data
E/MediaPlayer( 1266): Error (1,-2147483648)
不知道是什么原因，请高说指点！