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Diffstat (limited to 'x11vnc/misc/turbovnc/turbojpeg.h')
| -rw-r--r-- | x11vnc/misc/turbovnc/turbojpeg.h | 229 |
1 files changed, 0 insertions, 229 deletions
diff --git a/x11vnc/misc/turbovnc/turbojpeg.h b/x11vnc/misc/turbovnc/turbojpeg.h deleted file mode 100644 index 8a6af05..0000000 --- a/x11vnc/misc/turbovnc/turbojpeg.h +++ /dev/null @@ -1,229 +0,0 @@ -/* Copyright (C)2004 Landmark Graphics - * Copyright (C)2005, 2006 Sun Microsystems, Inc. - * - * This library is free software and may be redistributed and/or modified under - * the terms of the wxWindows Library License, Version 3 or (at your option) - * any later version. The full license is in the LICENSE.txt file included - * with this distribution. - * - * This library is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * wxWindows Library License for more details. - */ - -#if (defined(_MSC_VER) || defined(__CYGWIN__) || defined(__MINGW32__)) && defined(_WIN32) && defined(DLLDEFINE) -#define DLLEXPORT __declspec(dllexport) -#else -#define DLLEXPORT -#endif - -#define DLLCALL - -/* Subsampling */ -#define NUMSUBOPT 4 - -enum {TJ_444=0, TJ_422, TJ_411, TJ_GRAYSCALE}; - -/* Flags */ -#define TJ_BGR 1 -#define TJ_BOTTOMUP 2 -#define TJ_FORCEMMX 8 /* Force IPP to use MMX code even if SSE available */ -#define TJ_FORCESSE 16 /* Force IPP to use SSE1 code even if SSE2 available */ -#define TJ_FORCESSE2 32 /* Force IPP to use SSE2 code (useful if auto-detect is not working properly) */ -#define TJ_ALPHAFIRST 64 /* BGR buffer is ABGR and RGB buffer is ARGB */ -#define TJ_FORCESSE3 128 /* Force IPP to use SSE3 code (useful if auto-detect is not working properly) */ - -typedef void* tjhandle; - -#define TJPAD(p) (((p)+3)&(~3)) -#ifndef max - #define max(a,b) ((a)>(b)?(a):(b)) -#endif - -#ifdef __cplusplus -extern "C" { -#endif - -/* API follows */ - - -/* - tjhandle tjInitCompress(void) - - Creates a new JPEG compressor instance, allocates memory for the structures, - and returns a handle to the instance. Most applications will only - need to call this once at the beginning of the program or once for each - concurrent thread. Don't try to create a new instance every time you - compress an image, because this will cause performance to suffer. - - RETURNS: NULL on error -*/ -DLLEXPORT tjhandle DLLCALL tjInitCompress(void); - - -/* - int tjCompress(tjhandle j, - unsigned char *srcbuf, int width, int pitch, int height, int pixelsize, - unsigned char *dstbuf, unsigned long *size, - int jpegsubsamp, int jpegqual, int flags) - - [INPUT] j = instance handle previously returned from a call to - tjInitCompress() - [INPUT] srcbuf = pointer to user-allocated image buffer containing pixels in - RGB(A) or BGR(A) form - [INPUT] width = width (in pixels) of the source image - [INPUT] pitch = bytes per line of the source image (width*pixelsize if the - bitmap is unpadded, else TJPAD(width*pixelsize) if each line of the bitmap - is padded to the nearest 32-bit boundary, such as is the case for Windows - bitmaps. You can also be clever and use this parameter to skip lines, etc., - as long as the pitch is greater than 0.) - [INPUT] height = height (in pixels) of the source image - [INPUT] pixelsize = size (in bytes) of each pixel in the source image - RGBA and BGRA: 4, RGB and BGR: 3 - [INPUT] dstbuf = pointer to user-allocated image buffer which will receive - the JPEG image. Use the macro TJBUFSIZE(width, height) to determine - the appropriate size for this buffer based on the image width and height. - [OUTPUT] size = pointer to unsigned long which receives the size (in bytes) - of the compressed image - [INPUT] jpegsubsamp = Specifies either 4:1:1, 4:2:2, or 4:4:4 subsampling. - When the image is converted from the RGB to YCbCr colorspace as part of the - JPEG compression process, every other Cb and Cr (chrominance) pixel can be - discarded to produce a smaller image with little perceptible loss of - image clarity (the human eye is more sensitive to small changes in - brightness than small changes in color.) - - TJ_411: 4:1:1 subsampling. Discards every other Cb, Cr pixel in both - horizontal and vertical directions. - TJ_422: 4:2:2 subsampling. Discards every other Cb, Cr pixel only in - the horizontal direction. - TJ_444: no subsampling. - TJ_GRAYSCALE: Generate grayscale JPEG image - - [INPUT] jpegqual = JPEG quality (an integer between 0 and 100 inclusive.) - [INPUT] flags = the bitwise OR of one or more of the following - - TJ_BGR: The components of each pixel in the source image are stored in - B,G,R order, not R,G,B - TJ_BOTTOMUP: The source image is stored in bottom-up (Windows) order, - not top-down - TJ_FORCEMMX: Valid only for the Intel Performance Primitives implementation - of this codec-- force IPP to use MMX code (bypass CPU auto-detection) - TJ_FORCESSE: Valid only for the Intel Performance Primitives implementation - of this codec-- force IPP to use SSE code (bypass CPU auto-detection) - TJ_FORCESSE2: Valid only for the Intel Performance Primitives implementation - of this codec-- force IPP to use SSE2 code (bypass CPU auto-detection) - TJ_FORCESSE3: Valid only for the Intel Performance Primitives implementation - of this codec-- force IPP to use SSE3 code (bypass CPU auto-detection) - - RETURNS: 0 on success, -1 on error -*/ -DLLEXPORT int DLLCALL tjCompress(tjhandle j, - unsigned char *srcbuf, int width, int pitch, int height, int pixelsize, - unsigned char *dstbuf, unsigned long *size, - int jpegsubsamp, int jpegqual, int flags); - -DLLEXPORT unsigned long DLLCALL TJBUFSIZE(int width, int height); - -/* - tjhandle tjInitDecompress(void) - - Creates a new JPEG decompressor instance, allocates memory for the - structures, and returns a handle to the instance. Most applications will - only need to call this once at the beginning of the program or once for each - concurrent thread. Don't try to create a new instance every time you - decompress an image, because this will cause performance to suffer. - - RETURNS: NULL on error -*/ -DLLEXPORT tjhandle DLLCALL tjInitDecompress(void); - - -/* - int tjDecompressHeader(tjhandle j, - unsigned char *srcbuf, unsigned long size, - int *width, int *height) - - [INPUT] j = instance handle previously returned from a call to - tjInitDecompress() - [INPUT] srcbuf = pointer to a user-allocated buffer containing the JPEG image - to decompress - [INPUT] size = size of the JPEG image buffer (in bytes) - [OUTPUT] width = width (in pixels) of the JPEG image - [OUTPUT] height = height (in pixels) of the JPEG image - - RETURNS: 0 on success, -1 on error -*/ -DLLEXPORT int DLLCALL tjDecompressHeader(tjhandle j, - unsigned char *srcbuf, unsigned long size, - int *width, int *height); - - -/* - int tjDecompress(tjhandle j, - unsigned char *srcbuf, unsigned long size, - unsigned char *dstbuf, int width, int pitch, int height, int pixelsize, - int flags) - - [INPUT] j = instance handle previously returned from a call to - tjInitDecompress() - [INPUT] srcbuf = pointer to a user-allocated buffer containing the JPEG image - to decompress - [INPUT] size = size of the JPEG image buffer (in bytes) - [INPUT] dstbuf = pointer to user-allocated image buffer which will receive - the bitmap image. This buffer should normally be pitch*height - bytes in size, although this pointer may also be used to decompress into - a specific region of a larger buffer. - [INPUT] width = width (in pixels) of the destination image - [INPUT] pitch = bytes per line of the destination image (width*pixelsize if the - bitmap is unpadded, else TJPAD(width*pixelsize) if each line of the bitmap - is padded to the nearest 32-bit boundary, such as is the case for Windows - bitmaps. You can also be clever and use this parameter to skip lines, etc., - as long as the pitch is greater than 0.) - [INPUT] height = height (in pixels) of the destination image - [INPUT] pixelsize = size (in bytes) of each pixel in the destination image - RGBA/RGBx and BGRA/BGRx: 4, RGB and BGR: 3 - [INPUT] flags = the bitwise OR of one or more of the following - - TJ_BGR: The components of each pixel in the destination image should be - written in B,G,R order, not R,G,B - TJ_BOTTOMUP: The destination image should be stored in bottom-up - (Windows) order, not top-down - TJ_FORCEMMX: Valid only for the Intel Performance Primitives implementation - of this codec-- force IPP to use MMX code (bypass CPU auto-detection) - TJ_FORCESSE: Valid only for the Intel Performance Primitives implementation - of this codec-- force IPP to use SSE code (bypass CPU auto-detection) - TJ_FORCESSE2: Valid only for the Intel Performance Primitives implementation - of this codec-- force IPP to use SSE2 code (bypass CPU auto-detection) - - RETURNS: 0 on success, -1 on error -*/ -DLLEXPORT int DLLCALL tjDecompress(tjhandle j, - unsigned char *srcbuf, unsigned long size, - unsigned char *dstbuf, int width, int pitch, int height, int pixelsize, - int flags); - - -/* - int tjDestroy(tjhandle h) - - Frees structures associated with a compression or decompression instance - - [INPUT] h = instance handle (returned from a previous call to - tjInitCompress() or tjInitDecompress() - - RETURNS: 0 on success, -1 on error -*/ -DLLEXPORT int DLLCALL tjDestroy(tjhandle h); - - -/* - char *tjGetErrorStr(void) - - Returns a descriptive error message explaining why the last command failed -*/ -DLLEXPORT char* DLLCALL tjGetErrorStr(void); - -#ifdef __cplusplus -} -#endif |
