/* ----------------------------------------------------------------------------- The copyright in this software is being made available under the Clear BSD License, included below. No patent rights, trademark rights and/or other Intellectual Property Rights other than the copyrights concerning the Software are granted under this license. The Clear BSD License Copyright (c) 2018-2023, Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. & The VVdeC Authors. All rights reserved. Redistribution and use in source and binary forms, with or without modification, are permitted (subject to the limitations in the disclaimer below) provided that the following conditions are met: * Redistributions of source code must retain the above copyright notice, this list of conditions and the following disclaimer. * Redistributions in binary form must reproduce the above copyright notice, this list of conditions and the following disclaimer in the documentation and/or other materials provided with the distribution. * Neither the name of the copyright holder nor the names of its contributors may be used to endorse or promote products derived from this software without specific prior written permission. NO EXPRESS OR IMPLIED LICENSES TO ANY PARTY'S PATENT RIGHTS ARE GRANTED BY THIS LICENSE. THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. ------------------------------------------------------------------------------------------- */ /** \file Common.h * \brief Common 2D-geometrical structures */ #pragma once #include "CommonDef.h" #include "vvdec/vvdec.h" namespace vvdec { typedef int32_t PosType; typedef uint32_t SizeType; struct Position { PosType x; PosType y; constexpr Position() : x(0), y(0) { } constexpr Position(const PosType _x, const PosType _y) : x(_x), y(_y) { } constexpr bool operator!=(const Position &other) const { return x != other.x || y != other.y; } constexpr bool operator==(const Position &other) const { return x == other.x && y == other.y; } constexpr Position offset(const Position pos) const { return Position(x + pos.x, y + pos.y); } constexpr Position offset(const PosType _x, const PosType _y) const { return Position(x + _x , y + _y ); } void repositionTo(const Position newPos) { x = newPos.x; y = newPos.y; } void relativeTo (const Position origin) { x -= origin.x; y -= origin.y; } constexpr Position operator-( const Position &other ) const { return{ x - other.x, y - other.y }; } }; struct Size { SizeType width : 32; SizeType height : 30; uint8_t _compID : 2; constexpr Size(const ComponentID c = MAX_NUM_COMPONENT) : width(0), height(0) , _compID(c) { } constexpr Size(const SizeType _width, const SizeType _height, const ComponentID c = MAX_NUM_COMPONENT ) : width(_width), height(_height), _compID(c) { } constexpr bool operator!=(const Size &other) const { return (width != other.width) || (height != other.height); } constexpr bool operator==(const Size &other) const { return (width == other.width) && (height == other.height); } constexpr uint32_t area() const { return (uint32_t) width * (uint32_t) height; } const ComponentID compID() const { return ComponentID( _compID ); } }; struct Area : public Position, public Size { constexpr Area() : Position(), Size() { } constexpr Area(const Position &_pos, const Size &_size) : Position(_pos), Size(_size) { } constexpr Area(const PosType _x, const PosType _y, const SizeType _w, const SizeType _h, const ComponentID c = MAX_NUM_COMPONENT ) : Position(_x, _y), Size(_w, _h, c) { } Position& pos() { return *this; } constexpr const Position& pos() const { return *this; } Size& size() { return *this; } constexpr const Size& size() const { return *this; } constexpr const Position& topLeft() const { return *this; } constexpr Position topRight() const { return { (PosType) (x + width - 1), y }; } constexpr Position bottomLeft() const { return { x , (PosType) (y + height - 1) }; } constexpr Position bottomRight() const { return { (PosType) (x + width - 1), (PosType) (y + height - 1) }; } constexpr Position center() const { return { (PosType) (x + width / 2), (PosType) (y + height / 2) }; } constexpr bool contains(const Position &_pos) const { return (_pos.x >= x) && (_pos.x < (x + width)) && (_pos.y >= y) && (_pos.y < (y + height)); } bool contains(const Area &_area) const { return contains(_area.pos()) && contains(_area.bottomRight()); } constexpr bool operator!=(const Area &other) const { return (Size::operator!=(other)) || (Position::operator!=(other)); } constexpr bool operator==(const Area &other) const { return (Size::operator==(other)) && (Position::operator==(other)); } }; struct UnitScale { enum ScaliningType { UNIT_MAP, LF_PARAM_MAP, MI_MAP }; constexpr UnitScale() : posx( 0), posy( 0), area(0) {} constexpr UnitScale( int sx, int sy ) : posx(sx), posy(sy), area(posx+posy) {} int posx = 0; int posy = 0; int area = 0; template constexpr T scaleHor ( const T &in ) const { return in >> T( posx ); } template constexpr T scaleVer ( const T &in ) const { return in >> T( posy ); } template constexpr T scaleArea( const T &in ) const { return in >> T( area ); } constexpr Position scale( const Position &pos ) const { return { pos.x >> PosType( posx ), pos.y >> PosType( posy ) }; } constexpr Size scale( const Size &size ) const { return { SizeType( size.width >> posx ), SizeType( size.height >> posy ) }; } constexpr Area scale( const Area &_area ) const { return Area{ scale( _area.pos() ), scale( _area.size() ) }; } }; constexpr static inline ptrdiff_t rsAddr(const Position &pos, const ptrdiff_t stride, const UnitScale &unitScale ) { return ( ptrdiff_t )(stride >> unitScale.posx) * ( ptrdiff_t )(pos.y >> unitScale.posy) + ( ptrdiff_t )(pos.x >> unitScale.posx); } constexpr static inline ptrdiff_t rsAddr(const Position &pos, const Position &origin, const ptrdiff_t stride, const UnitScale &unitScale ) { return (stride >> unitScale.posx) * ((pos.y - origin.y) >> unitScale.posy) + ((pos.x - origin.x) >> unitScale.posx); } constexpr static inline ptrdiff_t rsAddr(const Position &pos, const ptrdiff_t stride ) { return stride * ( ptrdiff_t )pos.y + ( ptrdiff_t )pos.x; } constexpr static inline ptrdiff_t rsAddr(const Position &pos, const Position &origin, const ptrdiff_t stride ) { return stride * (pos.y - origin.y) + (pos.x - origin.x); } static inline Area clipArea(const Area &_area, const Area &boundingBox) { Area area = _area; if (area.x + area.width > boundingBox.x + boundingBox.width) { area.width = boundingBox.x + boundingBox.width - area.x; } if (area.y + area.height > boundingBox.y + boundingBox.height) { area.height = boundingBox.y + boundingBox.height - area.y; } return area; } struct UserAllocator { constexpr UserAllocator() : enabled( false), create( nullptr ), unref(nullptr), opaque (nullptr) {} constexpr UserAllocator(vvdecCreateBufferCallback allocCallback, vvdecUnrefBufferCallback unrefCallback, void *ctx) : enabled ( true ) , create ( allocCallback ) , unref ( unrefCallback) , opaque ( ctx ) {} bool enabled = false; vvdecCreateBufferCallback create = nullptr; vvdecUnrefBufferCallback unref = nullptr; void *opaque = nullptr; }; } // namespace vvdec