blob: 1b03e45b105e777d9ec58a74ab41185b2bf99b8a [file] [log] [blame]
/*
* Copyright 2015 Google Inc.
*
* Use of this source code is governed by a BSD-style license that can be
* found in the LICENSE file.
*/
#ifndef SkJpegInfo_DEFINED
#define SkJpegInfo_DEFINED
#include "SkSize.h"
class SkData;
struct SkJFIFInfo {
SkISize fSize;
enum Type {
kGrayscale,
kYCbCr,
} fType;
};
/** Returns true iff the data seems to be a valid JFIF JPEG image.
If so and if info is not nullptr, populate info.
JPEG/JFIF References:
http://www.w3.org/Graphics/JPEG/itu-t81.pdf
http://www.w3.org/Graphics/JPEG/jfif3.pdf
*/
bool SkIsJFIF(const SkData* skdata, SkJFIFInfo* info);
#endif // SkJpegInfo_DEFINED