[FFmpeg-devel] [PATCH v3] avformat/flvdec: move read fourcc output before flv_same_video_codec

[Steven Liu]

Marton Balint <cus at passwd.hu>于2023年7月29日 周六16:45写道：

>
>
> On Sat, 29 Jul 2023, Hendrik Leppkes wrote:
>
> > On Sat, Jul 29, 2023 at 2:26 AM Steven Liu <lq at chinaffmpeg.org> wrote:
> >>
> >> read fourcc for video codec after VideoTagHeader read.
> >> passed as parameter to flv_same_video_codec.
> >>
> >
> > Add the same parameter to flv_set_video_codec, and then you can remove
> > the entire backwards seek and just read it and adjust the size like
> > all other parameters.
>
> As far as I see flv_set_video_codec should not read a binary fourcc in the
> first place when it is called from amf_parse_object.

yes i looked in flv_set_video_codec, it should not do the same operation,
because it cannot read codeid in exheader mode.

>
>
> Regards,
> Marton
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