hisi3518e基于venc实时编码H264并且能JPEG抓拍功能

vpss组0   vpss   物理通道0

创建venc group0 chnl0   用于h264编码

创建venc group1 chnl1   用于JPEG抓拍

两个venc group都绑定到vpss chnl0

运行程序如下，如果不按回车进行抓拍，编码一切正常

按下回车，抓拍一张图片，然后h264编码就获取不到了，

难道不能这么做？请路过的大神指点下

press 'q' to exit sample!
peress ENTER to capture one picture to file
********oRTP for H.264 Init********
ortp-message-Setting random local addresses.
ortp-message-rtp session [0xdc1758] set to rtp [192.168.1.58:8080] rtcp [192.168.1.58:8081]
ortp-message-Using permissive algorithm

snap 0 success!
Get ISP Interrupt Failed with ec 0x1!
Get ISP Interrupt Failed with ec 0x1!
Get ISP Interrupt Failed with ec 0x1!
Get ISP Interrupt Failed with ec 0x1!
[SAMPLE_COMM_VENC_GetVencStreamProc]-1086: get venc stream time out, exit thread
Get ISP Interrupt Failed with ec 0x1!
Get ISP Interrupt Failed with ec 0x1!
Get ISP Interrupt Failed with ec 0x1!
q
Get ISP Interrupt Failed with ec 0x1!
Get ISP Interrupt Failed with ec 0x1!
[SAMPLE_COMM_VENC_GetVencStreamProc]-1086: get venc stream time out, exit thread
Get ISP Interrupt Failed with ec 0x1!
Get ISP Interrupt Failed with ec 0x1!
program exit normally!
# ls -l
-rw-r--r--    1 root     root           577 Jun  2  2016 Makefile
-rwxr-xr-x    1 root     root       1228976 Jun  2  2016 sample_venc
-rw-r--r--    1 root     root         24031 Jun  2  2016 sample_venc.c
-rw-r--r--    1 root     root         25876 Jun  2  2016 sample_venc.o
-rwxr-xr-x    1 root     root       1228865 Jun  2  2016 sample_vencold
-rw-r--r--    1 root     root         22512 Jun  2  2016 sample_vencold.c
-rw-r--r--    1 root     root         25204 Jun  2  2016 sample_vencold.o
-rw-r--r--    1 root     root        155647 Jun  2  2016 snap_0.jpg
-rw-r--r--    1 root     root       2343961 Jun  2  2016 stream_chn0.h264