epoger@google.com | ec3ed6a | 2011-07-28 14:26:00 +0000 | [diff] [blame] | 1 | |
| 2 | /* |
| 3 | * Copyright 2011 Google Inc. |
| 4 | * |
| 5 | * Use of this source code is governed by a BSD-style license that can be |
| 6 | * found in the LICENSE file. |
| 7 | */ |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 8 | #ifndef SkImageRef_ashmem_DEFINED |
| 9 | #define SkImageRef_ashmem_DEFINED |
| 10 | |
| 11 | #include "SkImageRef.h" |
| 12 | |
| 13 | struct SkAshmemRec { |
| 14 | int fFD; |
| 15 | void* fAddr; |
| 16 | size_t fSize; |
| 17 | bool fPinned; |
| 18 | }; |
| 19 | |
| 20 | class SkImageRef_ashmem : public SkImageRef { |
| 21 | public: |
| 22 | SkImageRef_ashmem(SkStream*, SkBitmap::Config, int sampleSize = 1); |
| 23 | virtual ~SkImageRef_ashmem(); |
| 24 | |
djsollen@google.com | 57f4969 | 2011-02-23 20:46:31 +0000 | [diff] [blame] | 25 | // overrides |
djsollen@google.com | 5370cd9 | 2012-03-28 20:47:01 +0000 | [diff] [blame] | 26 | virtual void flatten(SkFlattenableWriteBuffer&); |
| 27 | SK_DECLARE_PUBLIC_FLATTENABLE_DESERIALIZATION_PROCS(SkImageRef_ashmem) |
djsollen@google.com | 57f4969 | 2011-02-23 20:46:31 +0000 | [diff] [blame] | 28 | |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 29 | protected: |
| 30 | virtual bool onDecode(SkImageDecoder* codec, SkStream* stream, |
| 31 | SkBitmap* bitmap, SkBitmap::Config config, |
| 32 | SkImageDecoder::Mode mode); |
| 33 | |
| 34 | virtual void* onLockPixels(SkColorTable**); |
| 35 | virtual void onUnlockPixels(); |
| 36 | |
| 37 | private: |
djsollen@google.com | 57f4969 | 2011-02-23 20:46:31 +0000 | [diff] [blame] | 38 | SkImageRef_ashmem(SkFlattenableReadBuffer&); |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 39 | void closeFD(); |
| 40 | |
| 41 | SkColorTable* fCT; |
| 42 | SkAshmemRec fRec; |
| 43 | |
| 44 | typedef SkImageRef INHERITED; |
| 45 | }; |
| 46 | |
| 47 | #endif |