Index: ui/gfx/chromeos/codec/jpeg_codec_robust_slow.h |
diff --git a/ui/gfx/chromeos/codec/jpeg_codec_robust_slow.h b/ui/gfx/chromeos/codec/jpeg_codec_robust_slow.h |
new file mode 100644 |
index 0000000000000000000000000000000000000000..08ca8b0771ff5c5fb51b87cbce0c0ec3d5847053 |
--- /dev/null |
+++ b/ui/gfx/chromeos/codec/jpeg_codec_robust_slow.h |
@@ -0,0 +1,56 @@ |
+// Copyright 2015 The Chromium Authors. All rights reserved. |
+// Use of this source code is governed by a BSD-style license that can be |
+// found in the LICENSE file. |
+ |
+#ifndef UI_GFX_CHROMEOS_CODEC_JPEG_CODEC_ROBUST_SLOW_H_ |
+#define UI_GFX_CHROMEOS_CODEC_JPEG_CODEC_ROBUST_SLOW_H_ |
+ |
+#include <stddef.h> |
+#include <vector> |
+ |
+#include "ui/gfx/gfx_export.h" |
+ |
+class SkBitmap; |
+ |
+namespace gfx { |
+ |
+// Interface for encoding/decoding JPEG data. This is a wrapper around libjpeg, |
+// which has an inconvenient interface for callers. This is only used for |
+// servicing ChromeUtilityMsg_RobustJPEGDecodeImage and is currently unique |
+// to Chrome OS. |
+class GFX_EXPORT JPEGCodecRobustSlow { |
+ public: |
+ enum ColorFormat { |
+ // 3 bytes per pixel (packed), in RGB order regardless of endianness. |
+ // This is the native JPEG format. |
+ FORMAT_RGB, |
+ |
+ // 4 bytes per pixel, in RGBA order in mem regardless of endianness. |
+ FORMAT_RGBA, |
+ |
+ // 4 bytes per pixel, in BGRA order in mem regardless of endianness. |
+ // This is the default Windows DIB order. |
+ FORMAT_BGRA, |
+ |
+ // 4 bytes per pixel, it can be either RGBA or BGRA. It depends on the bit |
+ // order in kARGB_8888_Config skia bitmap. |
+ FORMAT_SkBitmap |
+ }; |
+ |
+ // Decodes the JPEG data contained in input of length input_size. The |
+ // decoded data will be placed in *output with the dimensions in *w and *h |
+ // on success (returns true). This data will be written in the'format' |
+ // format. On failure, the values of these output variables is undefined. |
+ static bool Decode(const unsigned char* input, size_t input_size, |
+ ColorFormat format, std::vector<unsigned char>* output, |
+ int* w, int* h); |
+ |
+ // Decodes the JPEG data contained in input of length input_size. If |
+ // successful, a SkBitmap is created and returned. It is up to the caller |
+ // to delete the returned bitmap. |
+ static SkBitmap* Decode(const unsigned char* input, size_t input_size); |
+}; |
+ |
+} // namespace gfx |
+ |
+#endif // UI_GFX_CHROMEOS_CODEC_JPEG_CODEC_ROBUST_SLOW_H_ |