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avcodec/fflcms2: Don't access inexistent array elements

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This would happen if one of the extended transfer characteristics is in
use (currently only AVCOL_TRC_V_LOG).

Signed-off-by: Andreas Rheinhardt <andreas.rheinhardt@outlook.com>
This commit is contained in:
Andreas Rheinhardt 2025-10-28 21:40:50 +01:00
parent e85947576c
commit 0941646182
1 changed files with 1 additions and 4 deletions
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5
libavcodec/fflcms2.c
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@ -50,10 +50,7 @@ void ff_icc_context_uninit(FFIccContext *s)
static int get_curve(FFIccContext *s, enum AVColorTransferCharacteristic trc, static int get_curve(FFIccContext *s, enum AVColorTransferCharacteristic trc,
cmsToneCurve **out_curve) cmsToneCurve **out_curve)
{ {
if ((trc >= AVCOL_TRC_NB && trc < AVCOL_TRC_EXT_BASE) || trc >= AVCOL_TRC_EXT_NB) if ((unsigned)trc < AVCOL_TRC_NB && s->curves[trc])
return AVERROR_INVALIDDATA;
if (s->curves[trc])
goto done; goto done;
switch (trc) { switch (trc) {