From f3d45b017cfe3ef38c8abf668fbbcf51cbf86c03 Mon Sep 17 00:00:00 2001
From: amirh <amirh@users.noreply.github.com>
Date: Wed, 22 Nov 2017 17:11:53 -0800
Subject: [PATCH] More informative error message for image decoding failure.
 (flutter/engine#4389)

---
 engine/src/flutter/lib/ui/painting/codec.cc | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/engine/src/flutter/lib/ui/painting/codec.cc b/engine/src/flutter/lib/ui/painting/codec.cc
index b380e77af4..e218f342ca 100644
--- a/engine/src/flutter/lib/ui/painting/codec.cc
+++ b/engine/src/flutter/lib/ui/painting/codec.cc
@@ -75,7 +75,8 @@ fxl::RefPtr<Codec> InitCodec(sk_sp<SkData> buffer, size_t trace_id) {
 
   std::unique_ptr<SkCodec> skCodec = SkCodec::MakeFromData(buffer);
   if (!skCodec) {
-    FXL_LOG(ERROR) << "SkCodec::MakeFromData failed";
+    FXL_LOG(ERROR) << "Failed decoding image. Data is either invalid, or it is "
+                      "encoded using an unsupported format.";
     return nullptr;
   }
   if (skCodec->getFrameCount() > 1) {