| /* |
| * 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 SkEncoder_DEFINED |
| #define SkEncoder_DEFINED |
| |
| #include "include/core/SkPixmap.h" |
| #include "include/private/SkNoncopyable.h" |
| #include "include/private/SkTemplates.h" |
| |
| class SK_API SkEncoder : SkNoncopyable { |
| public: |
| /** |
| * A single frame to be encoded into an animated image. |
| * |
| * If a frame does not fit in the canvas size, this is an error. |
| * TODO(skia:13705): Add offsets when we have support for an encoder that supports using |
| * offsets. |
| */ |
| struct SK_API Frame { |
| /** |
| * Pixmap of the frame. |
| */ |
| SkPixmap pixmap; |
| /** |
| * Duration of the frame in millseconds. |
| */ |
| int duration; |
| }; |
| |
| /** |
| * Encode |numRows| rows of input. If the caller requests more rows than are remaining |
| * in the src, this will encode all of the remaining rows. |numRows| must be greater |
| * than zero. |
| */ |
| bool encodeRows(int numRows); |
| |
| virtual ~SkEncoder() {} |
| |
| protected: |
| |
| virtual bool onEncodeRows(int numRows) = 0; |
| |
| SkEncoder(const SkPixmap& src, size_t storageBytes) |
| : fSrc(src) |
| , fCurrRow(0) |
| , fStorage(storageBytes) |
| {} |
| |
| const SkPixmap& fSrc; |
| int fCurrRow; |
| SkAutoTMalloc<uint8_t> fStorage; |
| }; |
| |
| #endif |