blob: 1296b0704e3688f57ba811bbc0425f8acfea242f [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 SkJpegUtility_codec_DEFINED
#define SkJpegUtility_codec_DEFINED
#include <cstdint>
extern "C" {
// We need to include stdio.h before jpeg because jpeg does not include it, but uses FILE
// See https://github.com/libjpeg-turbo/libjpeg-turbo/issues/17
#include <stdio.h> // IWYU pragma: keep
#include "jpeglib.h"
}
class SkStream;
/*
* Error handling function
*/
void skjpeg_err_exit(j_common_ptr cinfo);
/*
* Source handling struct for that allows libjpeg to use our stream object
*/
struct skjpeg_source_mgr : jpeg_source_mgr {
skjpeg_source_mgr(SkStream* stream);
SkStream* fStream; // unowned
enum {
// TODO (msarett): Experiment with different buffer sizes.
// This size was chosen because it matches SkImageDecoder.
kBufferSize = 1024
};
uint8_t fBuffer[kBufferSize];
};
#endif