[Arm-netbook] allwinner-a10-video EncoderDemo can not work

[cnxsoft]

On 31/07/2012 02:07, Hubert Liao wrote:
> Hi:
>
> I got the video source code from https://github.com/amery/allwinner-a10-video,
> and try the EncoderDemo on Mele A1000 with a usb webcam, when I run it, the
> output file h264.buf size is always 0.
>
> ./EncoderDemo
> w: 640, h: 480, preview_left: 80, preview_top: 0, preview_h: 480,
> preview_w : 640
> video layer hdl:101
> MODE: 2, format: 13
> fb_layer hdl: 100
> open H264Enc ok
> to stream on
> V4L2Camera::v4l2StartStreaming
> V4L2Camera::v4l2StartStreaming OK
> cru: 1586005820, last: 1586005799, 21
> VIDIOC_DQBUF id: 0
>
> I found it stop at
> g_pCedarV->encode(g_pCedarV);
> in the while(1) loop, main.c line 139
>
> lack of the encode library source code, so I can not find the real stuck point
> using gdb, maybe it stop at InitSPS @H264enclib.c
>
> (gdb) r
> Starting program:
> /root/Downloads/amery-allwinner-a10-video-9fa91df/a10_h264_encode/EncoderDemo
> [Thread debugging using libthread_db enabled]
> w: 640, h: 480, preview_left: 80, preview_top: 0, preview_h: 480,
> preview_w : 640
> video layer hdl:101
> MODE: 2, format: 13
> fb_layer hdl: 100
> open H264Enc ok
> to stream on
> V4L2Camera::v4l2StartStreaming
> V4L2Camera::v4l2StartStreaming OK
> cru: -1547703669, last: -1547703690, 21
> VIDIOC_DQBUF id: 0
> ^C
> Program received signal SIGINT, Interrupt.
> 0x0000d4c0 in InitSPS (pDev=0x21090) at F20/H264encLib.c:81
> 81	F20/H264encLib.c: No such file or directory.
> 	in F20/H264encLib.c
> (gdb) bt
> #0  0x0000d4c0 in InitSPS (pDev=0x21090) at F20/H264encLib.c:81
> #1  0x0000c1fc in H264EncEncode (pDev=0x21090) at F20/H264encDrv.c:843
> #2  0x0000a4dc in main () at main.c:139
>
> Any help ? Thanks!
My understanding is that the libs in 
https://github.com/amery/allwinner-a10-video simply do not work.