Re: using MFC memory to memery encoder, start stream and queue order problem

[Andrzej Hajda <a.hajda@samsung.com>]

On 01/14/2014 05:50 PM, randy wrote:
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> 于 2014年01月14日 18:29, Andrzej Hajda 写道:
>> On 01/14/2014 06:17 AM, randy wrote:
>>> Yes, it make encoder work. But sadness ./mfc-encode -m
>>> /dev/video1 -c h264,header_mode=1 -d 1 will still output a zero
>>> demo.out without header-mode or set it to zero will works. What
>>> is the problem?
>> It seems infradead repo is not synchronized with our internal
>> repo. Please apply attached patch.
>>
> No, it has been applied in public repo.
> And my code is in applied version, but it doesn't work.
> Here is the log
> ============================
> mfc codec encoding example application
> Andrzej Hajda <a.hajda@samsung.com>
> Copyright 2012 Samsung Electronics Co., Ltd.
>
> 70.259455868:args.c:parse_args:190: codec: H264
> 70.259635952:args.c:parse_args:187: opt header_mode=1
> mfc.c:mfc_create:85: error: Cannot subscribe EOS event for MFC
This error shows that end-of-stream support is not implemented in the
MFC driver.
> 70.358070659:v4l_dev.c:v4l_enq_buf:226: EOS sent to 3:0, ret=-1
>
Ditto

Are you sure you have used kernel 3.12? Have you compiled the program with
proper kernel-headers?

Regards
Andrzej