Hi Leo,
On Tue, Jul 2, 2024, 09:44 Leo Izen <leo.i...@gmail.com> wrote:
> When mDCv support was added, there was a typo in both variable names
> and also the MKTAG itself, incorrectly listing it as mDVc. The tag name
> stands for Mastering Display Color Volume so mDCv is correct.
>
> Typo originally introduced in 78949041417caaef0c82b2b23d7defdd88aa2378.
>
> Signed-off-by: Leo Izen <leo.i...@gmail.com>
> Reported-by: Ramiro Polla <ramiro.po...@gmail.com>
> ---
> libavcodec/pngenc.c | 18 +++++++++---------
> 1 file changed, 9 insertions(+), 9 deletions(-)
>
> diff --git a/libavcodec/pngenc.c b/libavcodec/pngenc.c
> index 89c3d5b83e..7ae16fa2c5 100644
> --- a/libavcodec/pngenc.c
> +++ b/libavcodec/pngenc.c
> @@ -450,17 +450,17 @@ static int encode_headers(AVCodecContext *avctx,
> const AVFrame *pict)
>
> side_data = av_frame_get_side_data(pict,
> AV_FRAME_DATA_MASTERING_DISPLAY_METADATA);
> if (side_data) {
> - AVMasteringDisplayMetadata *mdvc = (AVMasteringDisplayMetadata *)
> side_data->data;
> - if (mdvc->has_luminance && mdvc->has_primaries) {
> + AVMasteringDisplayMetadata *mdcv = (AVMasteringDisplayMetadata *)
> side_data->data;
> + if (mdcv->has_luminance && mdcv->has_primaries) {
> for (int i = 0; i < 3; i++) {
> - AV_WB16(s->buf + 2*i,
> PNG_Q2D(mdvc->display_primaries[i][0], 50000));
> - AV_WB16(s->buf + 2*i + 2,
> PNG_Q2D(mdvc->display_primaries[i][1], 50000));
> + AV_WB16(s->buf + 2*i,
> PNG_Q2D(mdcv->display_primaries[i][0], 50000));
> + AV_WB16(s->buf + 2*i + 2,
> PNG_Q2D(mdcv->display_primaries[i][1], 50000));
> }
> - AV_WB16(s->buf + 12, PNG_Q2D(mdvc->white_point[0], 50000));
> - AV_WB16(s->buf + 14, PNG_Q2D(mdvc->white_point[1], 50000));
> - AV_WB32(s->buf + 16, PNG_Q2D(mdvc->max_luminance, 10000));
> - AV_WB32(s->buf + 20, PNG_Q2D(mdvc->min_luminance, 10000));
> - png_write_chunk(&s->bytestream, MKTAG('m', 'D', 'V', 'c'),
> s->buf, 24);
> + AV_WB16(s->buf + 12, PNG_Q2D(mdcv->white_point[0], 50000));
> + AV_WB16(s->buf + 14, PNG_Q2D(mdcv->white_point[1], 50000));
> + AV_WB32(s->buf + 16, PNG_Q2D(mdcv->max_luminance, 10000));
> + AV_WB32(s->buf + 20, PNG_Q2D(mdcv->min_luminance, 10000));
> + png_write_chunk(&s->bytestream, MKTAG('m', 'D', 'C', 'v'),
> s->buf, 24);
> }
> }
>
> --
> 2.45.2
>
> _______________________________________________
> ffmpeg-devel mailing list
> ffmpeg-devel@ffmpeg.org
> https://ffmpeg.org/mailman/listinfo/ffmpeg-devel
>
> To unsubscribe, visit link above, or email
> ffmpeg-devel-requ...@ffmpeg.org with subject "unsubscribe".
>
This did also land on the 7.0 branch so I assume it will get a backport if
approved?
-- Sean McGovern
>
_______________________________________________
ffmpeg-devel mailing list
ffmpeg-devel@ffmpeg.org
https://ffmpeg.org/mailman/listinfo/ffmpeg-devel
To unsubscribe, visit link above, or email
ffmpeg-devel-requ...@ffmpeg.org with subject "unsubscribe".
