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Handle error values when guessing interpretation (#2421)

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Lovell Fuller 2021-08-29 20:15:24 +01:00 committed by GitHub
parent b9230edcbe
commit 30897e8e36
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1 changed files with 8 additions and 0 deletions
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8
libvips/iofuncs/header.c
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@ -578,6 +578,10 @@ vips_image_guess_interpretation( const VipsImage *image )
/* Coding overrides interpretation. /* Coding overrides interpretation.
*/ */
switch( image->Coding ) { switch( image->Coding ) {
case VIPS_CODING_ERROR:
sane = FALSE;
break;
case VIPS_CODING_LABQ: case VIPS_CODING_LABQ:
if( image->Type != VIPS_INTERPRETATION_LABQ ) if( image->Type != VIPS_INTERPRETATION_LABQ )
sane = FALSE; sane = FALSE;
@ -593,6 +597,10 @@ vips_image_guess_interpretation( const VipsImage *image )
} }
switch( image->Type ) { switch( image->Type ) {
case VIPS_INTERPRETATION_ERROR:
sane = FALSE;
break;
case VIPS_INTERPRETATION_MULTIBAND: case VIPS_INTERPRETATION_MULTIBAND:
/* This is a pretty useless generic tag. Always reset it. /* This is a pretty useless generic tag. Always reset it.
*/ */