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quicker GA for gifload

This commit is contained in:
John Cupitt 2016-07-27 17:11:58 +01:00
parent 71fb52afa0
commit 3d5f2e2b25
1 changed files with 5 additions and 5 deletions
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10
libvips/foreign/gifload.c
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@ -605,13 +605,13 @@ vips_foreign_load_gif_load( VipsForeignLoad *load )
im = t[1]; im = t[1];
} }
else if( gif->has_transparency ) { else if( gif->has_transparency ) {
/* GA. /* GA. Take BA so we have neighboring channels.
*/ */
if( vips_extract_band( im, &t[1], 0, NULL ) || if( vips_extract_band( im, &t[1], 2,
vips_extract_band( im, &t[2], 3, NULL ) || "n", 2,
vips_bandjoin2( t[1], t[2], &t[3], NULL ) ) NULL ) )
return( -1 ); return( -1 );
im = t[3]; im = t[1];
im->Type = VIPS_INTERPRETATION_B_W; im->Type = VIPS_INTERPRETATION_B_W;
} }
else { else {