summaryrefslogtreecommitdiffstats
path: root/chromium/third_party/skia/include/images/SkImageRef.h
diff options
context:
space:
mode:
Diffstat (limited to 'chromium/third_party/skia/include/images/SkImageRef.h')
-rw-r--r--chromium/third_party/skia/include/images/SkImageRef.h104
1 files changed, 0 insertions, 104 deletions
diff --git a/chromium/third_party/skia/include/images/SkImageRef.h b/chromium/third_party/skia/include/images/SkImageRef.h
deleted file mode 100644
index 30b1562c984..00000000000
--- a/chromium/third_party/skia/include/images/SkImageRef.h
+++ /dev/null
@@ -1,104 +0,0 @@
-
-/*
- * Copyright 2008 The Android Open Source Project
- *
- * Use of this source code is governed by a BSD-style license that can be
- * found in the LICENSE file.
- */
-
-
-#ifndef SkImageRef_DEFINED
-#define SkImageRef_DEFINED
-
-#include "SkPixelRef.h"
-#include "SkBitmap.h"
-#include "SkImageDecoder.h"
-#include "SkString.h"
-
-class SkImageRefPool;
-class SkStreamRewindable;
-
-// define this to enable dumping whenever we add/remove/purge an imageref
-//#define DUMP_IMAGEREF_LIFECYCLE
-
-class SkImageRef : public SkPixelRef {
-public:
- /** Create a new imageref from a stream. NOTE: the stream is not copied, but
- since it may be accessed from another thread, the caller must ensure
- that this imageref is the only owner of the stream. i.e. - sole
- ownership of the stream object is transferred to this imageref object.
-
- @param stream The stream containing the encoded image data. This may be
- retained (by calling ref()), so the caller should not
- explicitly delete it.
- @param config The preferred config of the decoded bitmap.
- @param sampleSize Requested sampleSize for decoding. Defaults to 1.
- */
- SkImageRef(const SkImageInfo&, SkStreamRewindable*, int sampleSize = 1,
- SkBaseMutex* mutex = NULL);
- virtual ~SkImageRef();
-
- /** this value is passed onto the decoder. Default is true
- */
- void setDitherImage(bool dither) { fDoDither = dither; }
-
- /** Return true if the image can be decoded. If so, and bitmap is non-null,
- call its setConfig() with the corresponding values, but explicitly will
- not set its pixels or colortable. Use SkPixelRef::lockPixels() for that.
-
- If there has been an error decoding the bitmap, this will return false
- and ignore the bitmap parameter.
- */
- bool getInfo(SkBitmap* bm);
-
- /** Return true if the image can be decoded and is opaque. Calling this
- method will decode and set the pixels in the specified bitmap and
- sets the isOpaque flag.
- */
- bool isOpaque(SkBitmap* bm);
-
- SkImageDecoderFactory* getDecoderFactory() const { return fFactory; }
- // returns the factory parameter
- SkImageDecoderFactory* setDecoderFactory(SkImageDecoderFactory*);
-
-protected:
- /** Override if you want to install a custom allocator.
- When this is called we will have already acquired the mutex!
- */
- virtual bool onDecode(SkImageDecoder* codec, SkStreamRewindable*, SkBitmap*,
- SkBitmap::Config, SkImageDecoder::Mode);
-
- /* Overrides from SkPixelRef
- When these are called, we will have already acquired the mutex!
- */
-
- virtual void* onLockPixels(SkColorTable**);
- // override this in your subclass to clean up when we're unlocking pixels
- virtual void onUnlockPixels() {}
-
- SkImageRef(SkFlattenableReadBuffer&, SkBaseMutex* mutex = NULL);
- virtual void flatten(SkFlattenableWriteBuffer&) const SK_OVERRIDE;
-
- SkBitmap fBitmap;
-
-private:
- SkStreamRewindable* setStream(SkStreamRewindable*);
- // called with mutex already held. returns true if the bitmap is in the
- // requested state (or further, i.e. has pixels)
- bool prepareBitmap(SkImageDecoder::Mode);
-
- SkImageDecoderFactory* fFactory; // may be null
- SkStreamRewindable* fStream;
- int fSampleSize;
- bool fDoDither;
- bool fErrorInDecoding;
-
- friend class SkImageRefPool;
-
- SkImageRef* fPrev, *fNext;
- size_t ramUsed() const;
-
- typedef SkPixelRef INHERITED;
-};
-
-#endif