commit 3fd2db22eef9fbd20bc5f768b50f13102ec77f7c
author Joe Drago <jdrago@netflix.com> Thu Aug 13 16:07:24 2020 -0700
committer Joe Drago <jdrago@netflix.com> Thu Aug 13 16:07:24 2020 -0700
tree 1e17b2424e0a1cd8197addf5918844778ded7330
parent c00d583b496d73f71693cfa4966fe8a5e9706909

Remove range and sample position from avifImageStealPlanes(), transfer alphaRange manually

Fixes: #281

src/avif.c

diff --git a/src/avif.c b/src/avif.c
index 23d278a..969accc 100644
--- a/src/avif.c
+++ b/src/avif.c
@@ -295,15 +295,12 @@
         srcImage->yuvRowBytes[AVIF_CHAN_V] = 0;
 
         dstImage->yuvFormat = srcImage->yuvFormat;
-        dstImage->yuvRange = srcImage->yuvRange;
-        dstImage->yuvChromaSamplePosition = srcImage->yuvChromaSamplePosition;
         dstImage->imageOwnsYUVPlanes = srcImage->imageOwnsYUVPlanes;
         srcImage->imageOwnsYUVPlanes = AVIF_FALSE;
     }
     if (planes & AVIF_PLANES_A) {
         dstImage->alphaPlane = srcImage->alphaPlane;
         dstImage->alphaRowBytes = srcImage->alphaRowBytes;
-        dstImage->alphaRange = srcImage->alphaRange;
 
         srcImage->alphaPlane = NULL;
         srcImage->alphaRowBytes = 0;

src/read.c

diff --git a/src/read.c b/src/read.c
index ccc02d0..97246ce 100644
--- a/src/read.c
+++ b/src/read.c
@@ -2518,6 +2518,7 @@
             }
 
             avifImageStealPlanes(decoder->image, srcAlpha, AVIF_PLANES_A);
+            decoder->image->alphaRange = srcAlpha->alphaRange;
         }
     }