[FFmpeg-devel] [PATCH] lavc/parser: export field order if not already set

[Rodger Combs]

> On Sep 20, 2016, at 10:18, Carl Eugen Hoyos <ceffmpeg at gmail.com> wrote:
> 
> 2016-09-20 13:13 GMT+02:00 Rodger Combs <rodger.combs at gmail.com>:
>> Some codecs set this in the parser, but not the decoder
> 
>> +#define FILL(name) if(s->name > 0 && avctx->name <= 0) avctx->name = s->name
>> +    if (avctx->codec_type == AVMEDIA_TYPE_VIDEO) {
>> +        FILL(field_order);
> 
> How is this a useful macro?

Could also fill dimensions.

> 
> Carl Eugen
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