[Libav-user] Using avformat_open_input with an image sequence that doesn't start at zero

[James Crisafulli]

On Thu, 30 Jan 2020 at 22:34, Jonathan Noble <jonnobleuk at gmail.com> wrote:

>
>
> On Thu, 30 Jan 2020 at 22:11, Carl Eugen Hoyos <ceffmpeg at gmail.com> wrote:
>
>> Am Do., 30. Jan. 2020 um 22:56 Uhr schrieb Jonathan Noble
>> <jonnobleuk at gmail.com>:
>>
>> > I can open an image sequence that starts at zero using
>> avformat_open_input successfully.
>> > However, for an image sequence that starts beyond zero, ffmpeg doesn't
>> find the sequence.
>>
>> See -start_number and -start_number_range
>>
> Yes. I stated that argument exists in the ffmpeg cli. So I know it exists.
> My question was about the library.
>
>> Carl Eugen
>> _______________________________________________
>>
>>
You can pass an AVDictionary with the options that the Demuxer would be
passed when opened. It's the fourth parameter of avformat_open_input().
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