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avcodec/dnxhddec: properly set colorspace

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This commit is contained in:
Paul B Mahol 2020-01-24 13:30:24 +01:00
parent de1b2aa796
commit d01d606504
1 changed files with 8 additions and 1 deletions
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9
libavcodec/dnxhddec.c
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@ -235,7 +235,14 @@ static int dnxhd_decode_header(DNXHDContext *ctx, AVFrame *frame,
av_log(ctx->avctx, AV_LOG_WARNING,
"Adaptive MB interlace flag in an unsupported profile.\n");
ctx->act = buf[0x2C] & 7;
switch ((buf[0x2C] >> 1) & 3) {
case 0: frame->colorspace = AVCOL_SPC_BT709; break;
case 1: frame->colorspace = AVCOL_SPC_BT2020_NCL; break;
case 2: frame->colorspace = AVCOL_SPC_BT2020_CL; break;
case 3: frame->colorspace = AVCOL_SPC_UNSPECIFIED; break;
}
ctx->act = buf[0x2C] & 1;
if (ctx->act && ctx->cid_table->cid != 1256 && ctx->cid_table->cid != 1270)
av_log(ctx->avctx, AV_LOG_WARNING,
"Adaptive color transform in an unsupported profile.\n");