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Diffstat (limited to 'nx-X11/programs/Xserver/hw/nxagent/Image.h')
| -rw-r--r-- | nx-X11/programs/Xserver/hw/nxagent/Image.h | 116 |
1 files changed, 116 insertions, 0 deletions
diff --git a/nx-X11/programs/Xserver/hw/nxagent/Image.h b/nx-X11/programs/Xserver/hw/nxagent/Image.h new file mode 100644 index 000000000..771c0dbe1 --- /dev/null +++ b/nx-X11/programs/Xserver/hw/nxagent/Image.h @@ -0,0 +1,116 @@ +/**************************************************************************/ +/* */ +/* Copyright (c) 2001, 2011 NoMachine (http://www.nomachine.com) */ +/* Copyright (c) 2008-2014 Oleksandr Shneyder <o.shneyder@phoca-gmbh.de> */ +/* Copyright (c) 2011-2016 Mike Gabriel <mike.gabriel@das-netzwerkteam.de>*/ +/* Copyright (c) 2014-2016 Mihai Moldovan <ionic@ionic.de> */ +/* Copyright (c) 2014-2016 Ulrich Sibiller <uli42@gmx.de> */ +/* Copyright (c) 2015-2016 Qindel Group (http://www.qindel.com) */ +/* */ +/* NXAGENT, NX protocol compression and NX extensions to this software */ +/* are copyright of the aforementioned persons and companies. */ +/* */ +/* Redistribution and use of the present software is allowed according */ +/* to terms specified in the file LICENSE which comes in the source */ +/* distribution. */ +/* */ +/* All rights reserved. */ +/* */ +/* NOTE: This software has received contributions from various other */ +/* contributors, only the core maintainers and supporters are listed as */ +/* copyright holders. Please contact us, if you feel you should be listed */ +/* as copyright holder, as well. */ +/* */ +/**************************************************************************/ + +#ifndef __Image_H__ +#define __Image_H__ + +/* + * Graphic operations. + */ + +void nxagentPutImage(DrawablePtr pDrawable, GCPtr pGC, int depth, + int dstX, int dstY, int dstWidth, int dstHeight, + int leftPad, int format, char *data); + +void nxagentRealizeImage(DrawablePtr pDrawable, GCPtr pGC, int depth, + int x, int y, int w, int h, int leftPad, + int format, char *data); + +void nxagentPutSubImage(DrawablePtr pDrawable, GCPtr pGC, int depth, + int x, int y, int w, int h, int leftPad, int format, + char *data, Visual *pVisual); + +void nxagentGetImage(DrawablePtr pDrawable, int x, int y, int w, int h, + unsigned int format, unsigned long planeMask, char *data); + +/* + * Pack and split parameters we get + * from the NX transport. + */ + +extern int nxagentPackLossless; +extern int nxagentPackMethod; +extern int nxagentPackQuality; +extern int nxagentSplitThreshold; + +/* + * Set if images can use the alpha + * channel and if the alpha channel + * can be sent in compressed form. + */ + +extern int nxagentAlphaEnabled; +extern int nxagentAlphaCompat; + +/* + * Reset the visual and alpha cache + * before closing the screen or con- + * necting to a different display. + */ + +void nxagentResetVisualCache(void); +void nxagentResetAlphaCache(void); + +/* + * Always use the default visual for the + * image related functions. + */ + +#define nxagentImageVisual(pDrawable, depth) \ + ((depth) == 32 ? &nxagentAlphaVisual : \ + nxagentDefaultVisual(((pDrawable) -> pScreen))) + +/* + * Byte swap the image if the display + * uses a different endianess. + */ + +#define nxagentImageNormalize(image) \ + ((image) -> byte_order != IMAGE_BYTE_ORDER || \ + (image) -> bitmap_bit_order != BITMAP_BIT_ORDER ? \ + nxagentImageReformat((image) -> data, (image) -> bytes_per_line * \ + (image) -> height * ((image) -> format == XYPixmap ? (image) -> depth : 1), \ + ((image) -> format == ZPixmap ? \ + BitsPerPixel((image) -> depth) : 1), \ + (image) -> byte_order) : 0) + +/* + * Other image related functions. + */ + +int nxagentImageLength(int width, int height, int format, int leftPad, int depth); + +int nxagentImagePad(int width, int format, int leftPad, int depth); + +int nxagentImageReformat(char *base, int nbytes, int bpp, int order); + +void nxagentImageStatisticsHandler(char **buffer, int type); + +int nxagentScaleImage(int x, int y, unsigned xRatio, unsigned yRatio, XImage **pImage, int *scaledx, int *scaledy); + +char *nxagentAllocateImageData(int width, int height, int depth, int *length, int *format); + +#endif /* __Image_H__ */ + |