HI3520DV300 使用sample_venc抓取图片出错

/mnt/nvp6124b/firmware/ko # ./load3521a -i -ad 6124 -osmem 64
mmz_start: 0x84000000, mmz_size: 192M
Hisilicon Media Memory Zone Manager
Module himedia: init ok
hi3521a_base: module license 'Proprietary' taints kernel.
Disabling lock debugging due to kernel taint
load sys.ko for Hi3521A...OK!
load vdec.ko ....OK
load vhd firmware.ko OK
Load hi_jpegdec.ko success.     (SDK_VERSION:[SDK_VERSION] Build Time:[Jun  8 2016, 17:10:40])
Load hi_tde.ko success.         (SDK_VERSION:[SDK_VERSION] Build Time:[Jun  8 2016, 17:10:26])
load region.ko ....OK!
load vgs.ko for Hi3521A...OK!
load viu.ko ...OK!
load vpss.ko ....OK!
load vou.ko ....OK!
load hdmi.ko ....OK!
load rc.ko for Hi3521A...OK!
load venc.ko for Hi3521A...OK!
load chnl.ko for Hi3521A...OK!
load h264e.ko for Hi3521A...OK!
load jpege.ko for Hi3521A...OK!
load vda.ko ....OK!
load ive.ko ... OK!
AHD2.0 EXT Driver 0.6.b(02.18)
HI_CHIP_HI3521A
AHD2.0 Device (0x60) ID OK... 86
AHD2.0 Device (0x60) REV ... 0
hi_i2c_wait_txfifo_notfull->284:
transmit error, int_raw_status: 0x750!

hi_i2c_wait_txfifo_notfull->286:
tx_abrt_cause is 1.

hi_i2c_wait_txfifo_notfull->284:
transmit error, int_raw_status: 0x750!

hi_i2c_wait_txfifo_notfull->286:
tx_abrt_cause is 1.

AHD2.0 Device ID Error... ff
hi_i2c_wait_txfifo_notfull->284:
transmit error, int_raw_status: 0x750!

hi_i2c_wait_txfifo_notfull->286:
tx_abrt_cause is 1.

hi_i2c_wait_txfifo_notfull->284:
transmit error, int_raw_status: 0x750!

hi_i2c_wait_txfifo_notfull->286:
tx_abrt_cause is 1.

AHD2.0 Device ID Error... ff
hi_i2c_wait_txfifo_notfull->284:
transmit error, int_raw_status: 0x750!

hi_i2c_wait_txfifo_notfull->286:
tx_abrt_cause is 1.

hi_i2c_wait_txfifo_notfull->284:
transmit error, int_raw_status: 0x750!

hi_i2c_wait_txfifo_notfull->286:
tx_abrt_cause is 1.

AHD2.0 Device ID Error... ff
AHD2.0 Count = 1
nvp6124b_system_init
ch 0 setted to 1080P PAL
ch 1 setted to 1080P PAL
ch 2 setted to 1080P PAL
ch 3 setted to 1080P PAL
[david] Set NVP6124B Port mode! nvp6124b_set_portmode portsel 0 portmode 11 setting
nvp6124b_set_portmode portsel 1 portmode 11 setting
nvp6124 audio init,REC:MASTER,PB:MASTER
======================www.apnring.com==================================================www.ebaina.com===================================================Phone 18013825199================================================QQ:1780840580==============================insert audio
/mnt/nvp6124b/firmware/ko #
/mnt/nvp6124b/firmware/ko #
/mnt/nvp6124b/firmware/ko #
/mnt/nvp6124b/firmware/ko #
/mnt/nvp6124b/firmware/ko #
/mnt/nvp6124b/firmware/ko #
/mnt/nvp6124b/firmware/ko #
/mnt/nvp6124b/firmware/ko #
/mnt/nvp6124b/firmware/ko #
/mnt/nvp6124b/firmware/ko # cd ..
/mnt/nvp6124b/firmware # ./sample_vio
Usage : ./sample_vio + (eg: ./sample_vio 0)
index:
        0:  VI 8chn, 720P input, HD/SD VO
        1:  VI 16chn ,960H input, HD/SD VO
        2:  VI 8chn ,dual ,1080p input, HD wbc SD VO
        3:  VI 1Mux D1 input, HD ZoomIn
        4:  VI 1Mux D1 input, SD ZommIn
        q:  quit
/mnt/nvp6124b/firmware # ./sample_vio 2
start vo HD0.
u32Width:1920, u32Square:3
HDMI start success.
start vo SD0: wbc from hd0
u32Width:720, u32Square:1
press 'q' to exit this sample.
q
program exit normally!
/mnt/nvp6124b/firmware #
/mnt/nvp6124b/firmware #
/mnt/nvp6124b/firmware # ./sample_venc
Usage : ./sample_venc
index:
         0) 8*720p H264/JPEG encode.
         1) 8*720p H264 svc-t encode.
         2) 8*720p pskip encode.
         3) 8*roi background framerate.
/mnt/nvp6124b/firmware # ./sample_venc 0
[SAMPLE_COMM_VI_StartDev]-687: HI_MPI_VI_SetDevAttr failed with 0xa0108010!
[SAMPLE_COMM_VI_Start]-803: SAMPLE_COMM_VI_StartDev failed with 0xffffffff
[SAMPLE_VENC_720p_CLASSIC]-136: start vi failed!
program exit abnormally!