From c429baf7a28205a19975cfbb60db1b7bfc9c61fa Mon Sep 17 00:00:00 2001
From: ericrk <ericrk@chromium.org>
Date: Thu, 24 Mar 2016 15:35:45 -0700
Subject: [PATCH] Add getDeferredTextureImageData early out

Currently, when dealing with deferred texture image data, we will decode the image even if it will later fail to
upload to the GPU due to size constraints.

This change adds an early out to our initial decode /
sizing logic.

BUG=skia:
GOLD_TRYBOT_URL= https://gold.skia.org/search2?unt=true&query=source_type%3Dgm&master=false&issue=1831873002

Review URL: https://codereview.chromium.org/1831873002
---
 src/image/SkImage_Gpu.cpp | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/src/image/SkImage_Gpu.cpp b/src/image/SkImage_Gpu.cpp
index 7a99dfeaa5..60eedbc9a7 100644
--- a/src/image/SkImage_Gpu.cpp
+++ b/src/image/SkImage_Gpu.cpp
@@ -355,6 +355,11 @@ size_t SkImage::getDeferredTextureImageData(const GrContextThreadSafeProxy& prox
         return 0;
     }
 
+    const int maxTextureSize = proxy.fCaps->maxTextureSize();
+    if (width() > maxTextureSize || height() > maxTextureSize) {
+        return 0;
+    }
+
     SkAutoPixmapStorage pixmap;
     SkImageInfo info;
     size_t pixelSize = 0;