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-rw-r--r--src/readpng.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/src/readpng.c b/src/readpng.c
index 20fc182..14e5fe2 100644
--- a/src/readpng.c
+++ b/src/readpng.c
@@ -133,7 +133,7 @@ int readpng_read(const char *filename, double tilt, ControlContext *ctx) {
}
}
- image[x + width*y] = val;
+ image[x + width*(height-1-y)] = val;
}
}