123 lines
3.3 KiB
C++
123 lines
3.3 KiB
C++
// Copyright (c) 2007, Rodrigo Braz Monteiro
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// All rights reserved.
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//
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// Redistribution and use in source and binary forms, with or without
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// modification, are permitted provided that the following conditions are met:
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//
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// * Redistributions of source code must retain the above copyright notice,
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// this list of conditions and the following disclaimer.
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// * Redistributions in binary form must reproduce the above copyright notice,
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// this list of conditions and the following disclaimer in the documentation
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// and/or other materials provided with the distribution.
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// * Neither the name of the Aegisub Group nor the names of its contributors
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// may be used to endorse or promote products derived from this software
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// without specific prior written permission.
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//
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// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
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// AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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// IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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// ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
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// LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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// CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
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// SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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// INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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// CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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// ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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// POSSIBILITY OF SUCH DAMAGE.
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//
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// Aegisub Project http://www.aegisub.org/
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//
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// $Id$
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/// @file video_frame.h
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/// @see video_frame.cpp
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/// @ingroup video
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///
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#pragma once
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#ifndef AGI_PRE
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#include <wx/image.h>
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#endif
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/// DOCME
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enum VideoFrameFormat {
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/// DOCME
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FORMAT_NONE = 0x0000,
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/// RGB, interleaved
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FORMAT_RGB24 = 0x0001,
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/// RGBA, interleaved
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FORMAT_RGB32 = 0x0002,
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/// YCbCr 4:2:2, planar
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FORMAT_YUY2 = 0x0004,
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/// YCbCr 4:2:0, planar
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FORMAT_YV12 = 0x0008,
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/// YCbCr 4:4:4, planar
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FORMAT_YUV444 = 0x0010,
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/// YCbCr 4:4:4 plus alpha, planar
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FORMAT_YUV444A = 0x0020,
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/// Y only (greyscale)
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FORMAT_YUVMONO = 0x0040,
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};
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/// DOCME
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/// @class AegiVideoFrame
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/// @brief DOCME
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///
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/// DOCME
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class AegiVideoFrame {
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private:
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/// Whether the object owns its buffer. If this is false, **data should never be modified
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bool ownMem;
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void Reset();
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public:
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void Allocate();
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unsigned int memSize; /// The size in bytes of the frame buffer
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/// Pointers to the data planes. Interleaved formats only use data[0]
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unsigned char *data[4];
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/// Data format
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VideoFrameFormat format;
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/// Width in pixels
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unsigned int w;
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/// Height in pixels
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unsigned int h;
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// Pitch, that is, the number of bytes used by each row.
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unsigned int pitch[4];
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/// First row is actually the bottom one
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bool flipped;
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/// Swap Red and Blue channels or U and V planes (controls RGB versus BGR ordering etc)
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bool invertChannels;
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AegiVideoFrame();
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AegiVideoFrame(int width,int height,VideoFrameFormat format=FORMAT_RGB32);
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void Clear();
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void CopyFrom(const AegiVideoFrame &source);
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void ConvertFrom(const AegiVideoFrame &source, VideoFrameFormat newFormat=FORMAT_RGB32);
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void SetTo(const unsigned char *const source[], int width, int height, const int pitch[4], VideoFrameFormat format);
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wxImage GetImage() const;
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int GetBpp(int plane=0) const;
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};
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