5257816bd3
Bug: chromium:926235 Change-Id: I338323847c34dabdbd963efe631f7dc1351ed8cc Reviewed-on: https://skia-review.googlesource.com/c/191143 Reviewed-by: Mike Klein <mtklein@google.com> Reviewed-by: Brian Salomon <bsalomon@google.com> Commit-Queue: Mike Klein <mtklein@google.com>
44 lines
1.2 KiB
C++
44 lines
1.2 KiB
C++
/*
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* Copyright 2016 Google Inc.
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*
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* Use of this source code is governed by a BSD-style license that can be
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* found in the LICENSE file.
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*/
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#ifndef SkCodecAnimation_DEFINED
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#define SkCodecAnimation_DEFINED
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namespace SkCodecAnimation {
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/**
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* This specifies how the next frame is based on this frame.
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*
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* Names are based on the GIF 89a spec.
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*
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* The numbers correspond to values in a GIF.
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*/
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enum class DisposalMethod {
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/**
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* The next frame should be drawn on top of this one.
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*
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* In a GIF, a value of 0 (not specified) is also treated as Keep.
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*/
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kKeep = 1,
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/**
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* Similar to Keep, except the area inside this frame's rectangle
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* should be cleared to the BackGround color (transparent) before
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* drawing the next frame.
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*/
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kRestoreBGColor = 2,
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/**
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* The next frame should be drawn on top of the previous frame - i.e.
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* disregarding this one.
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*
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* In a GIF, a value of 4 is also treated as RestorePrevious.
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*/
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kRestorePrevious = 3,
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};
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}
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#endif // SkCodecAnimation_DEFINED
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