From 9b8745d5250c9d0b60c9aa5a77f58a3fcddf1076 Mon Sep 17 00:00:00 2001 From: Tom Schouten Date: Tue, 21 Jan 2003 10:27:33 +0000 Subject: This commit was generated by cvs2svn to compensate for changes in r352, which included commits to RCS files with non-trunk default branches. svn path=/trunk/externals/pdp/; revision=353 --- include/pdp_imageproc.h | 150 ++++++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 150 insertions(+) create mode 100644 include/pdp_imageproc.h (limited to 'include/pdp_imageproc.h') diff --git a/include/pdp_imageproc.h b/include/pdp_imageproc.h new file mode 100644 index 0000000..4921612 --- /dev/null +++ b/include/pdp_imageproc.h @@ -0,0 +1,150 @@ + +/* + * Pure Data Packet. Header file for image processing routines (used in modules). + * Copyright (c) by Tom Schouten + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + * + * This program 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 + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. + * + */ + +/* this is a c wrapper around platform specific (mmx) code */ + + +#ifndef PDP_IMAGEPROC_H +#define PDP_IMAGEPROC_H + +/* +#ifdef __cplusplus +extern "C" +{ +#endif +*/ + +/****************************** 16 bit signed (pixel) routines ***************************************/ + +#include "pdp_types.h" +//typedef unsigned long u32; +//typedef unsigned long long u64; +//typedef short s16; +//typedef long s32; + +// mix 2 images +void *pdp_imageproc_mix_new(void); +void pdp_imageproc_mix_delete(void *x); +void pdp_imageproc_mix_setleftgain(void *x, float gain); +void pdp_imageproc_mix_setrightgain(void *x, float gain); +void pdp_imageproc_mix_process(void *x, s16 *image, s16 *image2, u32 width, u32 height); + +// random mix 2 images +// note: random number generator can be platform specific +// however, it should be seeded. (same seed produces the same result) +// threshold = 0 -> left image +// threshold = 1 -> right image + +void *pdp_imageproc_randmix_new(void); +void pdp_imageproc_randmix_delete(void *x); +void pdp_imageproc_randmix_setthreshold(void *x, float threshold); +void pdp_imageproc_randmix_setseed(void *x, float seed); +void pdp_imageproc_randmix_process(void *x, s16 *image, s16 *image2, u32 width, u32 height); + + +// produce a random image +// note: random number generator can be platform specific +// however, it should be seeded. (same seed produces the same result) +void *pdp_imageproc_random_new(void); +void pdp_imageproc_random_delete(void *x); +void pdp_imageproc_random_setseed(void *x, float seed); +void pdp_imageproc_random_process(void *x, s16 *image, u32 width, u32 height); + + +// apply a gain to an image +void *pdp_imageproc_gain_new(void); +void pdp_imageproc_gain_delete(void *x); +void pdp_imageproc_gain_setgain(void *x, float gain); +void pdp_imageproc_gain_process(void *x, s16 *image, u32 width, u32 height); + + + +// add two images +void pdp_imageproc_add_process(s16 *image, s16 *image2, u32 width, u32 height); + +// mul two images +void pdp_imageproc_mul_process(s16 *image, s16 *image2, u32 width, u32 height); + + +// affine transformation (applies gain + adds offset) +void *pdp_imageproc_affine_new(void); +void pdp_imageproc_affine_delete(void *x); +void pdp_imageproc_affine_setgain(void *x, float gain); +void pdp_imageproc_affine_setoffset(void *x, float offset); +void pdp_imageproc_affine_process(void *x, s16 *image, u32 width, u32 height); + +// 3x1 or 1x3 in place convolution +// orientation +#define PDP_IMAGEPROC_CONV_HORIZONTAL 0 +#define PDP_IMAGEPROC_CONV_VERTICAL 1 +void *pdp_imageproc_conv_new(void); +void pdp_imageproc_conv_delete(void *x); +void pdp_imageproc_conv_setmin1(void *x, float val); +void pdp_imageproc_conv_setzero(void *x, float val); +void pdp_imageproc_conv_setplus1(void *x, float val); +void pdp_imageproc_conv_setbordercolor(void *x, float intensity); +void pdp_imageproc_conv_process(void *x, s16 *image, u32 width, u32 height, u32 orientation, u32 nbpasses); + + +// colour rotation for 2 colour planes +// matrix is column encoded +void *pdp_imageproc_crot2d_new(void); +void pdp_imageproc_crot2d_delete(void *x); +void pdp_imageproc_crot2d_setmatrix(void *x, float *matrix); +void pdp_imageproc_crot2d_process(void *x, s16 *image, u32 width, u32 height); + +// colour rotation for 3 colour planes +void *pdp_imageproc_crot3d_new(void); +void pdp_imageproc_crot3d_delete(void *x); +void pdp_imageproc_crot3d_setmatrix(void *x, float *matrix); +void pdp_imageproc_crot3d_process(void *x, s16 *image, u32 width, u32 height); + + + + +// biquad space + +// directions +#define PDP_IMAGEPROC_BIQUAD_TOP2BOTTOM (1<<0) +#define PDP_IMAGEPROC_BIQUAD_BOTTOM2TOP (1<<1) +#define PDP_IMAGEPROC_BIQUAD_LEFT2RIGHT (1<<2) +#define PDP_IMAGEPROC_BIQUAD_RIGHT2LEFT (1<<3) +void *pdp_imageproc_bq_new(void); +void pdp_imageproc_bq_delete(void *x); +void pdp_imageproc_bq_setcoef(void *x, float *coef); // a0,a1,a2,b0,b1,b2 +void pdp_imageproc_bq_process(void *x, s16 *image, u32 width, u32 height, u32 direction, u32 nbpasses); + + +// biquad time +void *pdp_imageproc_bqt_new(void); +void pdp_imageproc_bqt_delete(void *x); +void pdp_imageproc_bqt_setcoef(void *x, float *coef); // a0,a1,a2,b0,b1,b2 +void pdp_imageproc_bqt_process(void *x, s16 *image, s16 *state0, s16 *state1, u32 width, u32 height); + + + +/* +#ifdef __cplusplus +} +#endif +*/ + +#endif //PDP_IMAGEPROC_H -- cgit v1.2.1