michael@0: 
michael@0: /*
michael@0:  * Copyright 2011 Google Inc.
michael@0:  *
michael@0:  * Use of this source code is governed by a BSD-style license that can be
michael@0:  * found in the LICENSE file.
michael@0:  */
michael@0: #ifndef SkImageRef_ashmem_DEFINED
michael@0: #define SkImageRef_ashmem_DEFINED
michael@0: 
michael@0: #include "SkImageRef.h"
michael@0: 
michael@0: struct SkAshmemRec {
michael@0:     int     fFD;
michael@0:     void*   fAddr;
michael@0:     size_t  fSize;
michael@0:     bool    fPinned;
michael@0: };
michael@0: 
michael@0: class SkImageRef_ashmem : public SkImageRef {
michael@0: public:
michael@0:     SkImageRef_ashmem(const SkImageInfo&, SkStreamRewindable*, int sampleSize = 1);
michael@0:     virtual ~SkImageRef_ashmem();
michael@0: 
michael@0:     SK_DECLARE_PUBLIC_FLATTENABLE_DESERIALIZATION_PROCS(SkImageRef_ashmem)
michael@0: 
michael@0: protected:
michael@0:     SkImageRef_ashmem(SkReadBuffer&);
michael@0:     virtual void flatten(SkWriteBuffer&) const SK_OVERRIDE;
michael@0: 
michael@0:     virtual bool onDecode(SkImageDecoder* codec, SkStreamRewindable* stream,
michael@0:                           SkBitmap* bitmap, SkBitmap::Config config,
michael@0:                           SkImageDecoder::Mode mode);
michael@0: 
michael@0:     virtual bool onNewLockPixels(LockRec*) SK_OVERRIDE;
michael@0:     virtual void onUnlockPixels() SK_OVERRIDE;
michael@0: 
michael@0: private:
michael@0:     void closeFD();
michael@0: 
michael@0:     SkColorTable* fCT;
michael@0:     SkAshmemRec fRec;
michael@0: 
michael@0:     typedef SkImageRef INHERITED;
michael@0: };
michael@0: 
michael@0: #endif