[Cin] Set stream sample aspect ratio in ffmpeg.C

[Andrew Randrianasulu]

пт, 5 янв. 2024 г., 02:53 Phyllis Smith <phylsmith2017 at gmail.com>:

> Bummer, although this does fix the 1 problem as discovered by Terje, it
> breaks Bluray and DVD creation.  You can easily see this without having a
> bluray writer simply with these steps:
> 1) load video with audio which in my case was 1440x1080 (from a sony
> camera)
> 2) pulldown Settings/Format and switch to HDV 1080/25
> 3) pulldown File and select bd_render
>
> Error is:  FFMPEG::encode_activate: write header failed
> /tmp/bd_20240104-164102/bd.m2ts
>   err: Invalid argument
>
> In DVD creation, it does create the DVD without erring out, but the DVD
> will not even load on an LG DVD/Bluray device hooked up to the TV.  It
> plays on the Samsung UHD but hangs on 1 part towards the end.
>


So, I guess it should not be applied for at least m2ts and mpeg2 containers
..... I'll try to limit it only to mov/mp4/mkv/webm .

>
> The patch probably has other unknown ramifications that I have not found.
> Neither HV or CV have an existing "ffmpeg.C" file in the cinelerra
> subdirectory for comparison.
>
>
> On Sat, Dec 30, 2023 at 10:31 AM Andrew Randrianasulu <
> randrianasulu at gmail.com> wrote:
>
>> Now it seems to display correct (16/9) DAR for sample encoded directly
>> from hdv. (but for speed I tested vp8/webm, not av1/webm)
>>
>>
>>
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