blob: 272c5b4b1ce7927df2295e5e838250d2f9cb0c29 [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 SkJpegDecoderMgr_DEFINED
#define SkJpegDecoderMgr_DEFINED
#include "SkCodec.h"
#include "SkCodecPriv.h"
#include <stdio.h>
#include "SkJpegUtility.h"
extern "C" {
#include "jpeglib.h"
class JpegDecoderMgr : SkNoncopyable {
* Print a useful error message and return false
bool returnFalse(const char caller[]);
* Print a useful error message and return a decode failure
SkCodec::Result returnFailure(const char caller[], SkCodec::Result result);
* Create the decode manager
* Does not take ownership of stream
JpegDecoderMgr(SkStream* stream);
* Initialize decompress struct
* Initialize the source manager
void init();
* Returns true if it successfully sets outColor to the encoded color,
* and false otherwise.
bool getEncodedColor(SkEncodedInfo::Color* outColor);
* Free memory used by the decode manager
* Get the jump buffer in order to set an error return point
jmp_buf& getJmpBuf();
* Get function for the decompress info struct
jpeg_decompress_struct* dinfo();
jpeg_decompress_struct fDInfo;
skjpeg_source_mgr fSrcMgr;
skjpeg_error_mgr fErrorMgr;
jpeg_progress_mgr fProgressMgr;
bool fInit;