| /* |
| * Copyright 2017 Google Inc. |
| * |
| * Use of this source code is governed by a BSD-style license that can be |
| * found in the LICENSE file. |
| */ |
| |
| |
| #ifndef SkJpegPriv_DEFINED |
| #define SkJpegPriv_DEFINED |
| |
| #include "include/core/SkStream.h" |
| #include "include/private/base/SkTArray.h" |
| |
| #include <setjmp.h> |
| // stdio is needed for jpeglib |
| #include <stdio.h> |
| |
| extern "C" { |
| #include "jpeglib.h" |
| #include "jerror.h" |
| } |
| |
| /* |
| * Error handling struct |
| */ |
| struct skjpeg_error_mgr : jpeg_error_mgr { |
| class AutoPushJmpBuf { |
| public: |
| AutoPushJmpBuf(skjpeg_error_mgr* mgr) : fMgr(mgr) { |
| fMgr->fJmpBufStack.push_back(&fJmpBuf); |
| } |
| ~AutoPushJmpBuf() { |
| SkASSERT(fMgr->fJmpBufStack.back() == &fJmpBuf); |
| fMgr->fJmpBufStack.pop_back(); |
| } |
| operator jmp_buf&() { return fJmpBuf; } |
| |
| private: |
| skjpeg_error_mgr* const fMgr; |
| jmp_buf fJmpBuf; |
| }; |
| |
| SkSTArray<4, jmp_buf*> fJmpBufStack; |
| }; |
| |
| #endif |