[FFmpeg-devel] [PATCH] avformat/gifdec: cleanup

[Paul B Mahol]

On 5/21/23, James Almer <jamrial at gmail.com> wrote:
> On 5/21/2023 5:02 PM, Paul B Mahol wrote:
>> On 5/21/23, James Almer <jamrial at gmail.com> wrote:
>>> On 5/21/2023 4:25 PM, Paul B Mahol wrote:
>>>> On 5/21/23, Paul B Mahol <onemda at gmail.com> wrote:
>>>>> Attached patches.
>>>>>
>>>>> This finally removes giant hacks in gif demuxer and allows using gif
>>>>> files via pipe reliably.
>>>>>
>>>>
>>>> Better patches attached, no more sets time_base in gif parser.
>>>
>>> Samples report 100fps now.
>>
>> gif is VFR, and that is max fps it supports.
>
> But none of these samples are 100fps, and the fate ref changes look like
> you made them all CFR 100fps, with a lot of duplicated frames to achieve
> that where required.

Because no muxer supports VFR.
And current demuxer even drops some frames.