On 5/29/2019 10:16 AM, Steve Lhomme wrote:
> It's better to do it before the buffers are actually created. At least in VLC
> we currently don't support changing some parameters dynamically easily so we
> don't use the information if it comes after the buffer are created.
>
> Co-authored-by: James Almer <jamr...@gmail.com>
> ---
> libavcodec/h264_slice.c | 12 ++++++------
> 1 file changed, 6 insertions(+), 6 deletions(-)
>
> diff --git a/libavcodec/h264_slice.c b/libavcodec/h264_slice.c
> index 1c9a270fb6..5ceee107a0 100644
> --- a/libavcodec/h264_slice.c
> +++ b/libavcodec/h264_slice.c
> @@ -1092,6 +1092,12 @@ static int h264_init_ps(H264Context *h, const
> H264SliceContext *sl, int first_sl
> h->avctx->colorspace = sps->colorspace;
> }
> }
> +
> + if (h->sei.alternative_transfer.present &&
> +
> av_color_transfer_name(h->sei.alternative_transfer.preferred_transfer_characteristics)
> &&
> + h->sei.alternative_transfer.preferred_transfer_characteristics
> != AVCOL_TRC_UNSPECIFIED) {
> + h->avctx->color_trc =
> h->sei.alternative_transfer.preferred_transfer_characteristics;
> + }
> }
>
> if (!h->context_initialized || must_reinit || needs_reinit) {
> @@ -1332,12 +1338,6 @@ static int h264_export_frame_props(H264Context *h)
> h->sei.picture_timing.timecode_cnt = 0;
> }
>
> - if (h->sei.alternative_transfer.present &&
> -
> av_color_transfer_name(h->sei.alternative_transfer.preferred_transfer_characteristics)
> &&
> - h->sei.alternative_transfer.preferred_transfer_characteristics !=
> AVCOL_TRC_UNSPECIFIED) {
> - h->avctx->color_trc = cur->f->color_trc =
> h->sei.alternative_transfer.preferred_transfer_characteristics;
> - }
> -
> return 0;
LTGM
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