On Sat, Jul 25, 2015 at 12:37:25PM +0300, Ivan Uskov wrote:
> Hello Michael,
>
> Friday, July 24, 2015, 11:24:30 PM, you wrote:
>
>
> MN> it should be possible to add a parameter (passed through args)
> MN> which disables extradata mangling to h264_mp4toannexb_bsf
>
> I'm sorry, I do not see this possibility.
> The h264_extradata_to_annexb() into h264_mp4toannexb_bsf replaces
> extradata unconditionally.
>
> This function calls by h264_mp4toannexb_filter() under simple
> condition:
> if (!ctx->extradata_parsed) {
> ret = h264_extradata_to_annexb(ctx, avctx,
> FF_INPUT_BUFFER_PADDING_SIZE);
> <...>
> ctx->extradata_parsed = 1;
> }
>
> Looks like no any parameters to avoid extradata substitution by
> h264_mp4toannexb_bsf.yes, h264_mp4toannexb_bsf needs to be changed to optionally support not doing that. One way is to use the args for that and for example check for a specific keyword like "skip_extradata" [...] -- Michael GnuPG fingerprint: 9FF2128B147EF6730BADF133611EC787040B0FAB I have never wished to cater to the crowd; for what I know they do not approve, and what they approve I do not know. -- Epicurus
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