openMSX
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Produces a video frame that has every line from the input frame twice plus a possibly repeated line at the top. More...
#include <DoubledFrame.hh>
Public Member Functions | |
void | init (FrameSource *field, int skip) |
Public Member Functions inherited from openmsx::FrameSource | |
void | init (FieldType fieldType_) |
(Re)initialize an existing FrameSource. | |
FieldType | getField () const |
Gets the role this frame plays in interlacing. | |
unsigned | getHeight () const |
Gets the number of lines in this frame. | |
unsigned | getWidth () const |
Get the width of (all) lines in this frame. | |
Pixel | getLineColor (unsigned line) const |
Get the (single) color of the given line. | |
std::span< const Pixel > | getLine (int line, std::span< Pixel > buf) const |
Gets a pointer to the pixels of the given line number. | |
std::span< const Pixel, 320 > | getLinePtr320_240 (unsigned line, std::span< Pixel, 320 > buf) const |
Get a pointer to a given line in this frame, the frame is scaled to 320x240 pixels. | |
std::span< const Pixel, 640 > | getLinePtr640_480 (unsigned line, std::span< Pixel, 640 > buf) const |
Get a pointer to a given line in this frame, the frame is scaled to 640x480 pixels. | |
std::span< const Pixel, 960 > | getLinePtr960_720 (unsigned line, std::span< Pixel, 960 > buf) const |
Get a pointer to a given line in this frame, the frame is scaled to 960x720 pixels. | |
Additional Inherited Members | |
Public Types inherited from openmsx::FrameSource | |
enum class | FieldType { NONINTERLACED , EVEN , ODD } |
What role does this frame play in interlacing? More... | |
using | Pixel = uint32_t |
Protected Member Functions inherited from openmsx::FrameSource | |
FrameSource ()=default | |
~FrameSource ()=default | |
void | setHeight (unsigned height_) |
virtual bool | hasContiguousStorage () const |
Returns true when two consecutive rows are also consecutive in memory. | |
void | scaleLine (std::span< const Pixel > in, std::span< Pixel > out) const |
Produces a video frame that has every line from the input frame twice plus a possibly repeated line at the top.
This class does not copy the data from the input FrameSource.
Definition at line 12 of file DoubledFrame.hh.
void openmsx::DoubledFrame::init | ( | FrameSource * | field, |
int | skip | ||
) |
Definition at line 7 of file DoubledFrame.cc.
References openmsx::FrameSource::getHeight(), openmsx::FrameSource::init(), openmsx::FrameSource::NONINTERLACED, and openmsx::FrameSource::setHeight().