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| 1 /* | 1 /* |
| 2 * Copyright (c) 2010, Google Inc. All rights reserved. | 2 * Copyright (c) 2010, Google Inc. All rights reserved. |
| 3 * | 3 * |
| 4 * Redistribution and use in source and binary forms, with or without | 4 * Redistribution and use in source and binary forms, with or without |
| 5 * modification, are permitted provided that the following conditions are | 5 * modification, are permitted provided that the following conditions are |
| 6 * met: | 6 * met: |
| 7 * | 7 * |
| 8 * * Redistributions of source code must retain the above copyright | 8 * * Redistributions of source code must retain the above copyright |
| 9 * notice, this list of conditions and the following disclaimer. | 9 * notice, this list of conditions and the following disclaimer. |
| 10 * * Redistributions in binary form must reproduce the above | 10 * * Redistributions in binary form must reproduce the above |
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| 28 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. | 28 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
| 29 */ | 29 */ |
| 30 | 30 |
| 31 #ifndef PNGImageEncoder_h | 31 #ifndef PNGImageEncoder_h |
| 32 #define PNGImageEncoder_h | 32 #define PNGImageEncoder_h |
| 33 | 33 |
| 34 #include "platform/geometry/IntSize.h" | 34 #include "platform/geometry/IntSize.h" |
| 35 extern "C" { | 35 extern "C" { |
| 36 #include "png.h" | 36 #include "png.h" |
| 37 } | 37 } |
| 38 #include <memory> |
| 38 #include "wtf/Allocator.h" | 39 #include "wtf/Allocator.h" |
| 39 #include "wtf/Vector.h" | 40 #include "wtf/Vector.h" |
| 40 #include <memory> | |
| 41 | 41 |
| 42 namespace blink { | 42 namespace blink { |
| 43 | 43 |
| 44 struct ImageDataBuffer; | 44 struct ImageDataBuffer; |
| 45 | 45 |
| 46 class PLATFORM_EXPORT PNGImageEncoderState final { | 46 class PLATFORM_EXPORT PNGImageEncoderState final { |
| 47 USING_FAST_MALLOC(PNGImageEncoderState); | 47 USING_FAST_MALLOC(PNGImageEncoderState); |
| 48 WTF_MAKE_NONCOPYABLE(PNGImageEncoderState); | 48 WTF_MAKE_NONCOPYABLE(PNGImageEncoderState); |
| 49 | 49 |
| 50 public: | 50 public: |
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| 77 static bool encode(const ImageDataBuffer&, Vector<unsigned char>* output); | 77 static bool encode(const ImageDataBuffer&, Vector<unsigned char>* output); |
| 78 | 78 |
| 79 // Functions for progressive image encoding | 79 // Functions for progressive image encoding |
| 80 static void writeOneRowToPng(unsigned char* pixels, PNGImageEncoderState*); | 80 static void writeOneRowToPng(unsigned char* pixels, PNGImageEncoderState*); |
| 81 static void finalizePng(PNGImageEncoderState*); | 81 static void finalizePng(PNGImageEncoderState*); |
| 82 }; | 82 }; |
| 83 | 83 |
| 84 } // namespace blink | 84 } // namespace blink |
| 85 | 85 |
| 86 #endif | 86 #endif |
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