checking in pdp 0.12.4 from http://zwizwa.fartit.com/pd/pdp/pdp-0.12.4.tar.gz

svn path=/trunk/externals/pdp/; revision=4232

1 files changed, 226 insertions, 0 deletions

diff --git a/include/pdp_imageproc.h b/include/pdp_imageproc.h
new file mode 100644
index 0000000..8cc0baa
--- /dev/null
+++ b/include/pdp_imageproc.h
@@ -0,0 +1,226 @@
+
+/*
+ *   Pure Data Packet. Header file for image processing routines (used in modules).
+ *   Copyright (c) by Tom Schouten <pdp@zzz.kotnet.org>
+ *
+ *   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 */
+
+#include "pdp_types.h"
+
+#ifndef PDP_IMAGEPROC_H
+#define PDP_IMAGEPROC_H
+
+
+#ifdef __cplusplus
+extern "C"
+{
+#endif
+
+/* the basic allocation unit, for stack alignment */
+typedef long long t_pdp_imageproc_stackword;
+
+/* convert byte size to nb of stack words */
+#define PDP_IMAGEPROC_NB_STACKWORDS(x) (((x-1)/sizeof(t_pdp_imageproc_stackword))+1)
+
+
+/* the packet types should be the same for the dispatchers. packet0 is the dominant packet */
+
+/* image processing dispatchers */
+void pdp_imageproc_dispatch_1buf(void (*process_routine)(void*, u32, u32, s16*), void *x, u32 chanmask, int packet0);
+void pdp_imageproc_dispatch_2buf(void (*process_routine)(void*, u32, u32, s16*, s16 *), void *x, u32 chanmask, int packet0, int packet1);
+void pdp_imageproc_dispatch_3buf(void (*process_routine)(void*, u32, u32, s16*, s16 *, s16*), void *x, u32 chanmask, int packet0, int packet1, int packet2);
+
+
+
+
+/* get legal image dimensions */
+/* this is a fix for the dimension problem */
+/* some imageproc implementations require the dims to be a multiple of some square */
+u32 pdp_imageproc_legalwidth(int i);
+u32 pdp_imageproc_legalheight(int i);
+u32 pdp_imageproc_legalwidth_round_down(int i);
+u32 pdp_imageproc_legalheight_round_down(int i);
+
+
+
+/****************************** 16 bit signed (pixel) routines ***************************************/
+
+
+// mix 2 images
+void *pdp_imageproc_mix_new(void);
+int  pdp_imageproc_mix_nb_stackwords(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, u32 width, u32 height, s16 *image, s16 *image2);
+
+// 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);
+int  pdp_imageproc_randmix_nb_stackwords(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, u32 width, u32 height, s16 *image, s16 *image2);
+
+
+// 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, u32 width, u32 height, s16 *image);
+
+
+// produce a plasma image
+// note: random number generator can be platform specific
+// however, it should be seeded. (same seed produces the same result)
+void *pdp_imageproc_plasma_new(void);
+void pdp_imageproc_plasma_delete(void *x);
+void pdp_imageproc_plasma_setseed(void *x, float seed);
+void pdp_imageproc_plasma_setturbulence(void *x, float seed);
+void pdp_imageproc_plasma_process(void *x, u32 width, u32 height, s16 *image);
+
+
+// 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, u32 width, u32 height, s16 *image);
+
+
+
+// add two images
+void pdp_imageproc_add_process(void *x, u32 width, u32 height, s16 *image, s16 *image2);
+
+// mul two images
+void pdp_imageproc_mul_process(void *x, u32 width, u32 height, s16 *image, s16 *image2);
+
+
+// 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_setorientation(void *x, u32 val);
+void pdp_imageproc_conv_setnbpasses(void *x, u32 val);
+void pdp_imageproc_conv_process(void *x, u32 width, u32 height, s16 *image);
+
+
+// colour rotation for 2 colour planes ($$$TODO: change interface)
+// matrix is column encoded
+void *pdp_imageproc_crot2d_new(void);
+void pdp_imageproc_crot2d_delete(void *x);
+void pdp_imageproc_crot2d_setmatrix(void *x, float *matrix);
+void pdp_imageproc_crot2d_process(void *x, s16 *image, u32 width, u32 height);
+
+// colour rotation for 3 colour planes ($$$TODO: change interface)
+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_setnbpasses(void *x, u32 nbpasses);
+void pdp_imageproc_bq_setdirection(void *x, u32 direction);
+void pdp_imageproc_bq_process(void *x, u32 width, u32 height, s16* image);
+
+
+// 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, u32 width, u32 height, s16 *image, s16 *state0, s16 *state1);
+
+
+
+// zoom object
+void *pdp_imageproc_resample_affinemap_new(void);
+void pdp_imageproc_resample_affinemap_delete(void *x);
+void pdp_imageproc_resample_affinemap_setcenterx(void *x, float f);
+void pdp_imageproc_resample_affinemap_setcentery(void *x, float f);
+void pdp_imageproc_resample_affinemap_setzoomx(void *x, float f);
+void pdp_imageproc_resample_affinemap_setzoomy(void *x, float f);
+void pdp_imageproc_resample_affinemap_setangle(void *x, float f);
+void pdp_imageproc_resample_affinemap_process(void *x, u32 width, u32 height, s16 *srcimage, s16 *dstimage);
+
+
+
+//chebyshev poly
+void *pdp_imageproc_cheby_new(int order);
+void pdp_imageproc_cheby_delete(void *x);
+void pdp_imageproc_cheby_setcoef(void *x, u32 n, float f);
+void pdp_imageproc_cheby_setnbpasses(void *x, u32 n);
+void pdp_imageproc_cheby_process(void *x, u32 width, u32 height, s16 *image);
+
+
+//logic ops
+void pdp_imageproc_xor_process(void *x, u32 width, u32 height, s16 *image, s16 *image2);
+void pdp_imageproc_or_process(void *x, u32 width, u32 height, s16 *image, s16 *image2);
+void pdp_imageproc_and_process(void *x, u32 width, u32 height, s16 *image, s16 *image2);
+void pdp_imageproc_mask_process(void *x, u32 width, u32 height, s16 *image);
+void pdp_imageproc_not_process(void *x, u32 width, u32 height, s16 *image);
+void pdp_imageproc_hardthresh_process(void *x, u32 width, u32 height, s16 *image);
+void pdp_imageproc_softthresh_process(void *x, u32 width, u32 height, s16 *image);
+
+
+//other stateles operators
+void pdp_imageproc_abs_process(void *x, u32 width, u32 height, s16 *image);
+void pdp_imageproc_zthresh_process(void *x, u32 width, u32 height, s16 *image);
+void pdp_imageproc_plasma_process(void *x, u32 width, u32 height, s16 *image);
+void pdp_imageproc_ispositive_process(void *x, u32 width, u32 height, s16 *image);
+void pdp_imageproc_sign_process(void *x, u32 width, u32 height, s16 *image);
+void pdp_imageproc_flip_lr_process(void *dummy, u32 width, u32 height, s16 *image);
+void pdp_imageproc_flip_tb_process(void *dummy, u32 width, u32 height, s16 *image);
+
+//set to zero
+void pdp_imageproc_zero_process(void *x, u32 width, u32 height, s16 *image);
+void pdp_imageproc_constant_process(void *x, u32 width, u32 height, s16 *image);
+
+
+
+#ifdef __cplusplus
+}
+#endif
+
+
+
+#endif //PDP_IMAGEPROC_H