Add a unit test for Motion JPEG frames.

This change adds a new unit test that verifies we can decode a JPEG image that does not have DHT markers. (This is a unit test for r85600 <http://crrev.com/85600>.)

BUG=none
TEST=JPEGCodec.DecodeMotionJPEG
Review URL: http://codereview.chromium.org/7012034

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@86258 0039d316-1c4b-4281-b951-d872f2087c98

DEPS

@@ -214,7 +214,7 @@ deps = {
     "/trunk/deps/third_party/yasm/patched-yasm@73761",
 
   "src/third_party/libjpeg_turbo":
-    "/trunk/deps/third_party/libjpeg_turbo@83675",
+    "/trunk/deps/third_party/libjpeg_turbo@85600",
 
   "src/third_party/flac":
     "/trunk/deps/third_party/flac@75901",

ui/gfx/codec/jpeg_codec_unittest.cc

@@ -54,6 +54,26 @@ const uint8 kTopSitesMigrationTestImage[] =
     "\xfa\xff\xda\x00\x0c\x03\x01\x00\x02\x11\x03\x11\x00\x3f\x00\xf9"
     "\xd2\x8a\x28\xaf\xc3\x0f\xf5\x4c\xff\xd9";
 
+// A typical Motion JPEG frame which do not have DHT markers.
+const uint8 kMotionJPEGFrame[] =
+    "\xff\xd8\xff\xe0\x00\x10\x4a\x46\x49\x46\x00\x01\x01\x01\x00\x60"
+    "\x00\x60\x00\x00\xff\xdb\x00\x43\x00\x02\x01\x01\x02\x01\x01\x02"
+    "\x02\x02\x02\x02\x02\x02\x02\x03\x05\x03\x03\x03\x03\x03\x06\x04"
+    "\x04\x03\x05\x07\x06\x07\x07\x07\x06\x07\x07\x08\x09\x0b\x09\x08"
+    "\x08\x0a\x08\x07\x07\x0a\x0d\x0a\x0a\x0b\x0c\x0c\x0c\x0c\x07\x09"
+    "\x0e\x0f\x0d\x0c\x0e\x0b\x0c\x0c\x0c\xff\xdb\x00\x43\x01\x02\x02"
+    "\x02\x03\x03\x03\x06\x03\x03\x06\x0c\x08\x07\x08\x0c\x0c\x0c\x0c"
+    "\x0c\x0c\x0c\x0c\x0c\x0c\x0c\x0c\x0c\x0c\x0c\x0c\x0c\x0c\x0c\x0c"
+    "\x0c\x0c\x0c\x0c\x0c\x0c\x0c\x0c\x0c\x0c\x0c\x0c\x0c\x0c\x0c\x0c"
+    "\x0c\x0c\x0c\x0c\x0c\x0c\x0c\x0c\x0c\x0c\x0c\x0c\x0c\x0c\xff\xc0"
+    "\x00\x11\x08\x00\x40\x00\x40\x03\x01\x22\x00\x02\x11\x01\x03\x11"
+    "\x01\xff\xda\x00\x0c\x03\x01\x00\x02\x11\x03\x11\x00\x3f\x00\xf8"
+    "\xbe\x8a\x28\xaf\xe5\x33\xfd\xfc\x0a\x28\xa2\x80\x0a\x28\xa2\x80"
+    "\x0a\x28\xa2\x80\x0a\x28\xa2\x80\x0a\x28\xa2\x80\x0a\x28\xa2\x80"
+    "\x0a\x28\xa2\x80\x0a\x28\xa2\x80\x0a\x28\xa2\x80\x0a\x28\xa2\x80"
+    "\x0a\x28\xa2\x80\x0a\x28\xa2\x80\x0a\x28\xa2\x80\x0a\x28\xa2\x80"
+    "\x0a\x28\xa2\x80\x3f\xff\xd9";
+
 }  // namespace
 
 namespace gfx {
@@ -214,4 +234,23 @@ TEST(JPEGCodec, InvalidRead) {
                     &outw, &outh);
 }
 
+// Test that we can decode a motion JPEG frame.
+TEST(JPEGCodec, DecodeMotionJPEG) {
+  std::vector<unsigned char> output;
+  int outw, outh;
+  ASSERT_TRUE(JPEGCodec::Decode(kMotionJPEGFrame,
+                                arraysize(kMotionJPEGFrame),
+                                JPEGCodec::FORMAT_RGB, &output,
+                                &outw, &outh));
+  EXPECT_EQ(64, outw);
+  EXPECT_EQ(64, outh);
+
+  ASSERT_TRUE(JPEGCodec::Decode(kMotionJPEGFrame,
+                                arraysize(kMotionJPEGFrame),
+                                JPEGCodec::FORMAT_RGBA, &output,
+                                &outw, &outh));
+  EXPECT_EQ(64, outw);
+  EXPECT_EQ(64, outh);
+}
+
 }  // namespace gfx