qimage.cpp File Reference

(901c5c5c126cddb1e0467899641ed36976114487)

#include "qimage.h"
#include "qbuffer.h"
#include "qdatastream.h"
#include "qcolortransform.h"
#include "qfloat16.h"
#include "qmap.h"
#include "qtransform.h"
#include "qimagereader.h"
#include "qimagewriter.h"
#include "qrgbafloat.h"
#include "qstringlist.h"
#include "qvariant.h"
#include "qimagepixmapcleanuphooks_p.h"
#include <qpa/qplatformintegration.h>
#include <private/qguiapplication_p.h>
#include <ctype.h>
#include <stdlib.h>
#include <limits.h>
#include <qpa/qplatformpixmap.h>
#include <qalloc.h>
#include <private/qcolorspace_p.h>
#include <private/qcolortransform_p.h>
#include <private/qmemrotate_p.h>
#include <private/qimagescale_p.h>
#include <private/qpixellayout_p.h>
#include <private/qsimd_p.h>
#include <qhash.h>
#include <private/qpaintengine_raster_p.h>
#include <private/qimage_p.h>
#include <private/qfont_p.h>
#include <qtgui_tracepoints_p.h>
#include <memory>
#include "moc_qimage.cpp"

Include dependency graph for qimage.cpp:

Go to the source code of this file.

Macros
#define	QT_XFORM_TYPE_MSBFIRST   0
#define	QT_XFORM_TYPE_LSBFIRST   1
#define	QIMAGE_SANITYCHECK_MEMORY(image)
#define	PIX(x, y)
#define	IWX_MSB(b)
#define	IWX_LSB(b)
#define	IWX_PIX(b)

Functions
	Q_TRACE_PREFIX (qtgui, "#include <qimagereader.h>")
	Q_TRACE_METADATA (qtgui, "ENUM { } QImage::Format;" "FLAGS { } Qt::ImageConversionFlags;")
	Q_TRACE_PARAM_REPLACE (Qt::AspectRatioMode, int)
	Q_TRACE_PARAM_REPLACE (Qt::TransformationMode, int)
static QImage	rotated90 (const QImage &srcsrc)
static QImage	rotated180 (const QImage &srcsrc)
static QImage	rotated270 (const QImage &srcsrc)
static int	next_qimage_serial_number ()
bool	qt_read_xpm_image_or_array (QIODevice *device, const char *const *sourcesource, QImage &imageimage)
static void	copyPhysicalMetadata (QImageData *dstdst, const QImageData *srcsrc)
static void	copyMetadata (QImageData *dstdst, const QImageData *srcsrc)
static void	copyMetadata (QImage *dstdst, const QImage &srcsrc)
static int	pixel_distance (QRgb p1, QRgb p2)
static int	closestMatch (QRgb pixel, const QList< QRgb > &clut)
static QImage	convertWithPalette (const QImage &srcsrc, QImage::Format formatformat, const QList< QRgb > &clut)
void	do_flip (QImageData *dstdst, QImageData *srcsrc, int ww, int hh, int depthdepth)
void	do_mirror (QImageData *dstdst, QImageData *srcsrc, bool horizontal, bool vertical)
static void	rgbSwapped_generic (int widthwidth, int heightheight, const QImage *srcsrc, QImage *dstdst, const QPixelLayout *layout)
QDataStream &	operator<< (QDataStream &ss, const QImage &imageimage)
	[0]
QDataStream &	operator>> (QDataStream &ss, QImage &imageimage)
bool	qt_xForm_helper (const QTransform &trueMat, int xoffsetxoffset, int typetype, int depthdepth, uchar *dptr, qsizetype dbpl, int p_inc, int dHeight, const uchar *sptr, qsizetype sbpl, int sWidth, int sHeight)
static bool	isRgb32Data (QImage::Format ff)
static bool	isRgb64Data (QImage::Format ff)
static bool	isRgb32fpx4Data (QImage::Format ff)
QDebug	operator<< (QDebug dbg, const QImage &i)
static Qt::Orientations	toOrientations (QImageIOHandler::Transformations orient)
Q_GUI_EXPORT void	qt_imageTransform (QImage &srcsrc, QImageIOHandler::Transformations orient)
QMap< QString, QString >	qt_getImageText (const QImage &imageimage, const QString &description)
QMap< QString, QString >	qt_getImageTextFromDescription (const QString &description)

Variables
QImage	Q_TRACE_INSTRUMENT (qtgui) QImage
static constexpr QPixelFormat	pixelformats []

Macro Definition Documentation

IWX_LSB

#define IWX_LSB

(

b

)

Value:

    if (trigx < maxws && trigy < maxhs) {                              \
    if (*(sptr+sbpl*(trigy>>12)+(trigx>>15)) &                      \
         (1 << ((trigx>>12)&7)))                              \
        *dptr |= b;                                              \
}                                                              \
trigx += m11;                                                      \
trigy += m12;

Definition at line 4472 of file qimage.cpp.

IWX_MSB

#define IWX_MSB

(

b

)

Value:

    if (trigx < maxws && trigy < maxhs) {                              \
    if (*(sptr+sbpl*(trigy>>12)+(trigx>>15)) &                      \
         (1 << (7-((trigx>>12)&7))))                              \
        *dptr |= b;                                              \
}                                                              \
trigx += m11;                                                      \
trigy += m12;

Definition at line 4463 of file qimage.cpp.

IWX_PIX

#define IWX_PIX

(

b

)

Value:

    if (trigx < maxws && trigy < maxhs) {                              \
    if ((*(sptr+sbpl*(trigy>>12)+(trigx>>15)) &              \
         (1 << (7-((trigx>>12)&7)))) == 0)                      \
        *dptr &= ~b;                                              \
}                                                              \
trigx += m11;                                                      \
trigy += m12;

Definition at line 4481 of file qimage.cpp.

PIX

#define PIX	(		x,
			y )

Value:

(*((const QRgb*)scanLine(y)+x) & 0x00ffffff)

QIMAGE_SANITYCHECK_MEMORY

#define QIMAGE_SANITYCHECK_MEMORY

(

image

)

Value:

if ((image).isNull()) { \
    qWarning("QImage: out of memory, returning null image"); \
    return QImage(); \
}

Definition at line 68 of file qimage.cpp.

QT_XFORM_TYPE_LSBFIRST

#define QT_XFORM_TYPE_LSBFIRST   1

Definition at line 51 of file qimage.cpp.

QT_XFORM_TYPE_MSBFIRST

#define QT_XFORM_TYPE_MSBFIRST   0

Definition at line 50 of file qimage.cpp.

Function Documentation

closestMatch()

int closestMatch ( QRgb pixel, const QList< QRgb > & clut )

inlinestatic

Definition at line 2278 of file qimage.cpp.

convertWithPalette()

QImage convertWithPalette ( const QImage & src, QImage::Format format, const QList< QRgb > & clut )

static

Definition at line 2291 of file qimage.cpp.

copyMetadata() [1/2]

void copyMetadata ( QImage * dst, const QImage & src )

static

Definition at line 1188 of file qimage.cpp.

copyMetadata() [2/2]

void copyMetadata ( QImageData * dst, const QImageData * src )

static

Definition at line 1179 of file qimage.cpp.

References copyPhysicalMetadata().

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copyPhysicalMetadata()

void copyPhysicalMetadata ( QImageData * dst, const QImageData * src )

static

Definition at line 1172 of file qimage.cpp.

Referenced by copyMetadata().

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do_flip()

void do_flip ( QImageData * dst, QImageData * src, int w, int h, int depth )

inline

Definition at line 3431 of file qimage.cpp.

do_mirror()

void do_mirror ( QImageData * dst, QImageData * src, bool horizontal, bool vertical )

inline

Definition at line 3462 of file qimage.cpp.

isRgb32Data()

bool isRgb32Data ( QImage::Format f )

static

Definition at line 5503 of file qimage.cpp.

isRgb32fpx4Data()

bool isRgb32fpx4Data ( QImage::Format f )

static

Definition at line 5529 of file qimage.cpp.

isRgb64Data()

bool isRgb64Data ( QImage::Format f )

static

Definition at line 5516 of file qimage.cpp.

next_qimage_serial_number()

int next_qimage_serial_number ( )

static

Definition at line 90 of file qimage.cpp.

operator<<() [1/2]

QDataStream & operator<< ( QDataStream & s, const QImage & image )

related

[0]

[1]

Definition at line 4045 of file qimage.cpp.

operator<<() [2/2]

QDebug operator<<	(	QDebug	dbg,
		const QImage &	i )

Definition at line 6023 of file qimage.cpp.

operator>>()

QDataStream & operator>> ( QDataStream & s, QImage & image )

related

Definition at line 4071 of file qimage.cpp.

pixel_distance()

int pixel_distance ( QRgb p1, QRgb p2 )

inlinestatic

Definition at line 2264 of file qimage.cpp.

Q_TRACE_METADATA()

Q_TRACE_METADATA	(	qtgui	,
		"ENUM { } QImage::Format;" "FLAGS { } Qt::ImageConversionFlags;"	)

Q_TRACE_PARAM_REPLACE() [1/2]

Q_TRACE_PARAM_REPLACE	(	Qt::AspectRatioMode	,
		int	)

Q_TRACE_PARAM_REPLACE() [2/2]

Q_TRACE_PARAM_REPLACE	(	Qt::TransformationMode	,
		int	)

Q_TRACE_PREFIX()

Q_TRACE_PREFIX	(	qtgui	,
		"#include <qimagereader.h>"	)

qt_getImageText()

QMap< QString, QString > qt_getImageText	(	const QImage &	image,
		const QString &	description )

Definition at line 6576 of file qimage.cpp.

qt_getImageTextFromDescription()

QMap< QString, QString > qt_getImageTextFromDescription

(

const QString &

description

)

Definition at line 6587 of file qimage.cpp.

qt_imageTransform()

void qt_imageTransform	(	QImage &	src,
		QImageIOHandler::Transformations	orient )

Definition at line 6563 of file qimage.cpp.

Referenced by QJpegHandler::write().

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qt_read_xpm_image_or_array()

bool qt_read_xpm_image_or_array ( QIODevice * device, const char *const * source, QImage & image )

extern

Definition at line 992 of file qxpmhandler.cpp.

qt_xForm_helper()

bool qt_xForm_helper	(	const QTransform &	trueMat,
		int	xoffset,
		int	type,
		int	depth,
		uchar *	dptr,
		qsizetype	dbpl,
		int	p_inc,
		int	dHeight,
		const uchar *	sptr,
		qsizetype	sbpl,
		int	sWidth,
		int	sHeight )

Definition at line 4490 of file qimage.cpp.

rgbSwapped_generic()

void rgbSwapped_generic ( int width, int height, const QImage * src, QImage * dst, const QPixelLayout * layout )

inlinestatic

Definition at line 3622 of file qimage.cpp.

rotated180()

QImage rotated180 ( const QImage & src )

static

Definition at line 4841 of file qimage.cpp.

rotated270()

QImage rotated270 ( const QImage & src )

static

Definition at line 4859 of file qimage.cpp.

rotated90()

QImage rotated90 ( const QImage & src )

static

Definition at line 4815 of file qimage.cpp.

toOrientations()

Qt::Orientations toOrientations ( QImageIOHandler::Transformations orient )

inlinestatic

Definition at line 6553 of file qimage.cpp.

Variable Documentation

pixelformats

constexpr QPixelFormat pixelformats

staticconstexpr

Definition at line 6050 of file qimage.cpp.

Q_TRACE_INSTRUMENT

void Q_TRACE_INSTRUMENT

(

qtgui

)

Definition at line 3642 of file qimage.cpp.