check if the encoder factory returned null
git-svn-id: http://skia.googlecode.com/svn/trunk@255 2bbb7eff-a529-9590-31e7-b0007b416f81
diff --git a/samplecode/SampleEncode.cpp b/samplecode/SampleEncode.cpp
index 2730ece..b09b2eb 100644
--- a/samplecode/SampleEncode.cpp
+++ b/samplecode/SampleEncode.cpp
@@ -128,7 +128,8 @@
remove(path.c_str());
SkImageEncoder* codec = SkImageEncoder::Create(gTypes[j]);
- if (!codec->encodeFile(path.c_str(), fBitmaps[i], 100)) {
+ if (NULL == codec ||
+ !codec->encodeFile(path.c_str(), fBitmaps[i], 100)) {
SkDebugf("------ failed to encode %s\n", path.c_str());
remove(path.c_str()); // remove any partial file
}