[FFmpeg-devel] [PATCH] ffmpeg: pass the correct AVCodecContext to av_parser_change()

Hendrik Leppkes h.leppkes at gmail.com
Fri Feb 23 01:34:03 EET 2018

On Fri, Feb 23, 2018 at 12:20 AM, James Almer <jamrial at gmail.com> wrote:
> av_parser_change() is effectively a noop if the avctx passed it to
> doesn't have the global header or local header flags set, and
> initializing a custom AVCodecContext as a copy of an
> AVCodecParameters results in the flags and flags2 fields being zero.
> Use instead the existing custom AVCodecContext with the required
> flags set in ffmpeg_opt.c new_output_stream() among other places.
> The fate test change is the result of the hevc sps/pps/vps being
> removed from frames when copying into a format that explicitly
> states it uses global header.

Deleting inband headers is not necessarily a good idea, and likely
also why its being skipped for h264.

- Hendrik

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