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author | estade@chromium.org <estade@chromium.org@0039d316-1c4b-4281-b951-d872f2087c98> | 2009-01-27 02:46:41 +0000 |
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committer | estade@chromium.org <estade@chromium.org@0039d316-1c4b-4281-b951-d872f2087c98> | 2009-01-27 02:46:41 +0000 |
commit | b09b52911337baf8b735b990873ab38830918dc3 (patch) | |
tree | 371f1b6671fd181cf0fb0cb048da97a590b370d7 /chrome/common/jpeg_codec.h | |
parent | febd935515d57eaf96a4d31c657a8bc5b3c48cc3 (diff) | |
download | chromium_src-b09b52911337baf8b735b990873ab38830918dc3.zip chromium_src-b09b52911337baf8b735b990873ab38830918dc3.tar.gz chromium_src-b09b52911337baf8b735b990873ab38830918dc3.tar.bz2 |
Try2 of issue 18772. (move jpeg_codec* to base/gfx)
Review URL: http://codereview.chromium.org/18838
git-svn-id: svn://svn.chromium.org/chrome/trunk/src@8699 0039d316-1c4b-4281-b951-d872f2087c98
Diffstat (limited to 'chrome/common/jpeg_codec.h')
-rw-r--r-- | chrome/common/jpeg_codec.h | 60 |
1 files changed, 0 insertions, 60 deletions
diff --git a/chrome/common/jpeg_codec.h b/chrome/common/jpeg_codec.h deleted file mode 100644 index 0ced106..0000000 --- a/chrome/common/jpeg_codec.h +++ /dev/null @@ -1,60 +0,0 @@ -// Copyright (c) 2006-2008 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 CHROME_COMMON_JPEG_CODEC_H__ -#define CHROME_COMMON_JPEG_CODEC_H__ - -#include <vector> - -class SkBitmap; - -// Interface for encoding/decoding JPEG data. This is a wrapper around libjpeg, -// which has an inconvenient interface for callers. This is only used for UI -// elements, WebKit has its own more complicated JPEG decoder which handles, -// among other things, partially downloaded data. -class JPEGCodec { - 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 - }; - - // Encodes the given raw 'input' data, with each pixel being represented as - // given in 'format'. The encoded JPEG data will be written into the supplied - // vector and true will be returned on success. On failure (false), the - // contents of the output buffer are undefined. - // - // w, h: dimensions of the image - // row_byte_width: the width in bytes of each row. This may be greater than - // w * bytes_per_pixel if there is extra padding at the end of each row - // (often, each row is padded to the next machine word). - // quality: an integer in the range 0-100, where 100 is the highest quality. - static bool Encode(const unsigned char* input, ColorFormat format, - int w, int h, int row_byte_width, - int quality, std::vector<unsigned char>* output); - - // 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); -}; - -#endif // CHROME_COMMON_JPEG_CODEC_H__ - |