[FFmpeg-devel] RFC: flag rawvideo input as interlaced

Mark Himsley mark at mdsh.com
Wed May 18 01:21:01 CEST 2011


On 17/05/2011 15:51, Michael Niedermayer wrote:
> On Mon, May 16, 2011 at 11:35:43PM +0100, Mark Himsley wrote:
>> On 16/05/2011 20:55, Michael Niedermayer wrote:
[...]
>>>
>>> Ive implemented it locally, will push in a moment.
>>> Please review my changes and comments welcome.
>>
>> Thanks Michael. That has explained a lot more about the way ffmpeg works
>> too.
>>
>> I have one concern, given this psudo command:
>>
>> ffmpeg -top 1 -i input -vf fieldorder=bff -vcodec dvvideo -flags +ilme
>> output
>>
>> ffmpeg.c:do_video_out() will be setting big_picture.top_field_first to
>> 1, where as the fieldorder filter has converted the tff input file to
>> bff. That was why I was resetting ffmpeg.c:top_field_first to -1 in
>> ffmpeg.c:opt_input_file.
> 
> indeed, ive added the reset back to opt_input_file() locally will push
> soon
> 

Thank you.

-- 
Mark


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