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avcodec/pngenc: fix mDCv typo

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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 7894904141.

Signed-off-by: Leo Izen <leo.izen@gmail.com>
Reported-by: Ramiro Polla <ramiro.polla@gmail.com>
This commit is contained in:
Leo Izen 2024-07-02 09:39:01 -04:00
parent c1af34c25b
commit d69e522523
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GPG key ID: 764E48EA48221833
1 changed files with 9 additions and 9 deletions
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18
libavcodec/pngenc.c
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@ -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);
}
}