From e789fb1bf7088aa4a4d06c8113978069cd586adf Mon Sep 17 00:00:00 2001 From: Antoine Villeret Date: Sat, 18 May 2013 11:04:33 +0000 Subject: add vp calibration example svn path=/trunk/externals/pix_opencv/; revision=17140 --- examples/09_vp_calibration/09_vp_calibration.pd | 261 ++++++++++++++++++++++++ examples/09_vp_calibration/pattern.png | Bin 0 -> 22255 bytes examples/09_vp_calibration/subprocess.pd | 73 +++++++ examples/09_vp_calibration/test.pd | 107 ++++++++++ 4 files changed, 441 insertions(+) create mode 100644 examples/09_vp_calibration/09_vp_calibration.pd create mode 100644 examples/09_vp_calibration/pattern.png create mode 100644 examples/09_vp_calibration/subprocess.pd create mode 100644 examples/09_vp_calibration/test.pd diff --git a/examples/09_vp_calibration/09_vp_calibration.pd b/examples/09_vp_calibration/09_vp_calibration.pd new file mode 100644 index 0000000..2277360 --- /dev/null +++ b/examples/09_vp_calibration/09_vp_calibration.pd @@ -0,0 +1,261 @@ +#N canvas 904 187 901 736 10; +#X declare -path ../../; +#X obj 17 13 declare -path ../../; +#X text -18 0 declare path to be sure externals were found...; +#X obj 234 247 gemhead; +#X obj 9 588 gemwin; +#X obj 234 268 pix_image pattern.png; +#X obj 234 290 pix_texture; +#X msg 23 555 destroy; +#N canvas 1042 262 739 611 compute_perspective 0; +#N canvas 1 98 450 300 format 0; +#X obj 93 7 inlet; +#X obj 118 140 outlet; +#X msg 108 68 \$1 \$4 0 \$7 \$2 \$5 0 \$8 0 0 1 0 \$3 \$6 0 \$9; +#X connect 0 0 2 0; +#X connect 2 0 1 0; +#X restore 17 474 pd format; +#N canvas 1 86 643 318 mapMatrix 0; +#X obj 110 263 pack 0 0 0 0 0 0 0 0 0; +#X floatatom 110 121 5 0 0 0 - - -; +#X floatatom 160 121 5 0 0 0 - - -; +#X floatatom 210 121 5 0 0 0 - - -; +#X floatatom 110 141 5 0 0 0 - - -; +#X floatatom 160 141 5 0 0 0 - - -; +#X floatatom 210 141 5 0 0 0 - - -; +#X floatatom 110 161 5 0 0 0 - - -; +#X floatatom 160 161 5 0 0 0 - - -; +#X floatatom 210 161 5 0 0 0 - - -; +#X obj 110 285 outlet; +#X obj 110 29 inlet; +#X obj 110 59 unpack 0 0 0 0 0 0 0 0 0; +#X obj 146 195 t b f; +#X obj 189 196 t b f; +#X obj 231 196 t b f; +#X obj 273 195 t b f; +#X obj 316 195 t b f; +#X obj 362 195 t b f; +#X obj 406 195 t b f; +#X obj 456 195 t b f; +#X connect 0 0 10 0; +#X connect 1 0 0 0; +#X connect 2 0 13 0; +#X connect 3 0 14 0; +#X connect 4 0 15 0; +#X connect 5 0 16 0; +#X connect 6 0 17 0; +#X connect 7 0 18 0; +#X connect 8 0 19 0; +#X connect 9 0 20 0; +#X connect 11 0 12 0; +#X connect 12 0 1 0; +#X connect 12 1 2 0; +#X connect 12 2 3 0; +#X connect 12 3 4 0; +#X connect 12 4 5 0; +#X connect 12 5 6 0; +#X connect 12 6 7 0; +#X connect 12 7 8 0; +#X connect 12 8 9 0; +#X connect 13 0 0 0; +#X connect 13 1 0 1; +#X connect 14 0 0 0; +#X connect 14 1 0 2; +#X connect 15 0 0 0; +#X connect 15 1 0 3; +#X connect 16 0 0 0; +#X connect 16 1 0 4; +#X connect 17 0 0 0; +#X connect 17 1 0 5; +#X connect 18 0 0 0; +#X connect 18 1 0 6; +#X connect 19 0 0 0; +#X connect 19 1 0 7; +#X connect 20 0 0 0; +#X connect 20 1 0 8; +#X coords 0 -1 1 1 150 80 1 100 100; +#X restore 17 391 pd mapMatrix; +#X obj -136 371 pix_opencv_warpperspective; +#X text 76 473 <-- transform into a 4x4; +#X text 101 483 openGL transpose matrix; +#X obj -137 194 loadbang; +#X obj 101 101 cnv 15 240 60 empty empty VP_calib 20 12 0 14 -262130 +-66577 0; +#X floatatom 253 124 5 0 0 0 - - -; +#X floatatom 293 124 5 0 0 0 - - -; +#X floatatom 253 144 5 0 0 0 - - -; +#X floatatom 293 144 5 0 0 0 - - -; +#X floatatom 111 124 5 0 0 0 - - -; +#X floatatom 151 124 5 0 0 0 - - -; +#X floatatom 111 144 5 0 0 0 - - -; +#X floatatom 151 144 5 0 0 0 - - -; +#X text 206 124 VP 1; +#X obj 139 -12 unpack 0 0 0 0 0 0 0 0; +#X obj 139 -52 loadbang; +#X obj 74 258 pack 0 0 0 0 0 0 0 0; +#X obj 74 217 t b f; +#X obj 110 217 t b f; +#X obj 146 217 t b f; +#X obj 182 217 t b f; +#X obj 218 217 t b f; +#X obj 254 217 t b f; +#X obj 290 217 t b f; +#X msg 74 280 dstMatrix \$1 \$2 \$3 \$4 \$5 \$6 \$7 \$8; +#X obj 17 496 outlet; +#X obj -136 497 outlet; +#X obj -123 -47 inlet; +#X msg 474 -23 -1 1 1 1 -1 -1 1 -1; +#X msg 304 5 -4 3 4 3 -4 -3 4 -3; +#X msg -122 256 srcMatrix -4 3 4 3 -4 -3 4 -3; +#X msg -130 235 srcMatrix -1 1 1 1 -1 -1 1 -1; +#X msg -136 214 srcMatrix -1 1 1 1 -1 -1 1 -1; +#X obj -125 338 pix_buf; +#X obj 74 302 t b a; +#X obj 201 107 bng 15 250 50 0 empty empty reset 17 7 0 10 -262144 +-1 -1; +#X obj -123 -25 pix_info ______________; +#X msg 434 40 srcMatrix -1 1 1 1 -1 -1 1 -1; +#X obj -11 7 * -1; +#X obj 39 7 * -1; +#X obj -123 -2 t a b; +#X obj -96 37 spigot; +#X obj -118 123 spigot; +#X obj 43 -47 inlet; +#X obj 43 -23 == 0; +#X obj 90 -10 print; +#X obj -47 194 print; +#X obj -96 62 pack -1 0 0 0 0 0 0 0 0; +#X obj -96 82 route -1; +#X msg -96 153 srcMatrix \$1 \$2 \$3 \$4 \$5 \$6 \$7 \$8; +#X msg -67 118 set \$1 \$2 \$3 \$4 \$5 \$6 \$7 \$8; +#X msg 124 330 invert \$1; +#X obj 124 310 tgl 15 0 empty empty empty 17 7 0 10 -262144 -1 -1 0 +1; +#X msg 244 -52 -1830 1330 1830 1330 -1830 -1330 1830 -1330; +#X msg 139 -32 -1 1 1 1 -1 -1 1 -1; +#X connect 0 0 27 0; +#X connect 1 0 0 0; +#X connect 2 0 28 0; +#X connect 2 1 1 0; +#X connect 5 0 34 0; +#X connect 7 0 20 0; +#X connect 8 0 21 0; +#X connect 9 0 24 0; +#X connect 10 0 25 0; +#X connect 11 0 18 0; +#X connect 12 0 19 0; +#X connect 13 0 22 0; +#X connect 14 0 23 0; +#X connect 16 0 11 0; +#X connect 16 1 12 0; +#X connect 16 2 7 0; +#X connect 16 3 8 0; +#X connect 16 4 13 0; +#X connect 16 5 14 0; +#X connect 16 6 9 0; +#X connect 16 7 10 0; +#X connect 17 0 56 0; +#X connect 18 0 26 0; +#X connect 19 0 18 0; +#X connect 19 1 18 1; +#X connect 20 0 18 0; +#X connect 20 1 18 2; +#X connect 21 0 18 0; +#X connect 21 1 18 3; +#X connect 22 0 18 0; +#X connect 22 1 18 4; +#X connect 23 0 18 0; +#X connect 23 1 18 5; +#X connect 24 0 18 0; +#X connect 24 1 18 6; +#X connect 25 0 18 0; +#X connect 25 1 18 7; +#X connect 26 0 36 0; +#X connect 29 0 38 0; +#X connect 34 0 2 0; +#X connect 35 0 2 0; +#X connect 36 0 35 0; +#X connect 36 1 2 0; +#X connect 37 0 56 0; +#X connect 38 0 42 0; +#X connect 38 1 40 0; +#X connect 38 1 49 3; +#X connect 38 1 49 7; +#X connect 38 2 41 0; +#X connect 38 2 49 2; +#X connect 38 2 49 4; +#X connect 40 0 49 1; +#X connect 40 0 49 5; +#X connect 41 0 49 6; +#X connect 41 0 49 8; +#X connect 42 0 35 0; +#X connect 42 1 43 0; +#X connect 42 1 44 0; +#X connect 43 0 49 0; +#X connect 44 0 34 0; +#X connect 45 0 46 0; +#X connect 45 0 44 1; +#X connect 46 0 43 1; +#X connect 46 0 47 0; +#X connect 49 0 50 0; +#X connect 50 0 51 0; +#X connect 50 0 52 0; +#X connect 51 0 2 0; +#X connect 52 0 56 0; +#X connect 53 0 2 0; +#X connect 54 0 53 0; +#X connect 56 0 16 0; +#X coords 0 -1 1 1 242 62 2 100 100; +#X restore 144 155 pd compute_perspective; +#X obj 234 379 scaleXYZ 1 1 0; +#X msg 9 527 color 0 0 1 1 \, dimen 640 480 \, create \, 1; +#X obj 501 332 gemhead; +#X obj 501 353 pix_image pattern.png; +#X obj 501 405 pix_texture; +#X obj 501 427 pix_opencv_warpperspective; +#X obj 144 295 pix_texture; +#X obj 144 87 gemhead; +#X obj 144 66 == 0; +#X obj 234 24 vradio 15 1 0 2 empty empty empty 0 -8 0 10 -262144 -1 +-1 1; +#X obj 144 108 pix_image pattern.png; +#X obj 144 130 pix_rgba; +#X obj 234 -36 loadbang; +#X msg 234 -14 1; +#X text 249 24 CPU; +#X text 249 38 GPU; +#X obj 234 312 scaleXYZ 4 3 1; +#X obj 234 405 square 1 1; +#X obj 144 359 rectangle 1 1; +#X obj 144 324 scaleXYZ 4 3 1; +#X floatatom 339 301 5 0 0 0 - - -; +#X obj 323 444 GEMglMultTransposeMatrixf; +#X obj 234 353 GEMglMultTransposeMatrixf; +#X text 375 62 This demonstrates how to use pix_opencv_warpperspective +to compute perspective transformation and to apply it with OpenGL; +#X text 403 130 Very useful to quickly setup video projector; +#X connect 2 0 4 0; +#X connect 4 0 5 0; +#X connect 5 0 24 0; +#X connect 6 0 3 0; +#X connect 7 0 14 0; +#X connect 7 1 30 1; +#X connect 8 0 25 0; +#X connect 9 0 3 0; +#X connect 10 0 11 0; +#X connect 11 0 12 0; +#X connect 12 0 13 0; +#X connect 14 0 27 0; +#X connect 15 0 18 0; +#X connect 16 0 15 0; +#X connect 17 0 2 0; +#X connect 17 0 16 0; +#X connect 17 0 7 1; +#X connect 18 0 19 0; +#X connect 19 0 7 0; +#X connect 20 0 21 0; +#X connect 21 0 17 0; +#X connect 24 0 30 0; +#X connect 27 0 26 0; +#X connect 28 0 24 1; +#X connect 30 0 8 0; diff --git a/examples/09_vp_calibration/pattern.png b/examples/09_vp_calibration/pattern.png new file mode 100644 index 0000000..5227c91 Binary files /dev/null and b/examples/09_vp_calibration/pattern.png differ diff --git a/examples/09_vp_calibration/subprocess.pd b/examples/09_vp_calibration/subprocess.pd new file mode 100644 index 0000000..55b53ac --- /dev/null +++ b/examples/09_vp_calibration/subprocess.pd @@ -0,0 +1,73 @@ +#N canvas 745 670 837 384 10; +#X obj 313 153 gemhead; +#X obj 313 198 pix_image; +#X msg 374 162 open pattern.png; +#X obj 313 218 pix_texture; +#X obj 374 142 loadbang; +#X obj 313 288 translateXYZ; +#X obj 313 308 rotateXYZ; +#X obj -60 342 gemwin; +#X obj 313 328 scaleXYZ; +#X obj -61 72 t b a; +#X obj -61 122 pix_grey; +#X obj -61 53 gemhead 100; +#X obj 313 238 pix_info ________; +#X obj 313 348 rectangle 1 1; +#X obj -61 142 pix_share_write 666 640 480 1; +#X obj -60 222 loadbang; +#X msg -33 264 \; pd dsp 1; +#X obj -60 241 t b b; +#X text 27 268 <- dsp must always be ON; +#X text 44 278 inside a pd~; +#X obj 327 264 /; +#X text 351 264 <-- keep image ratio; +#X obj -61 102 pix_snap 0 0 640 480; +#X msg -18 342 destroy; +#X msg -60 311 reset \, color 1 1 1 \, title subprocess \, dimen 640 +480 \, create \, 1; +#X text -60 32 readback and send to host; +#X text 334 54 the chessboard should be big enougth and not too warp +in order to detect corners; +#X text 334 16 move the chessboard in the subprocess wiev it shouldn't +move in the 05_perspective_correction window; +#X obj 577 105 nbx 5 14 -1e+37 1e+37 0 1 empty empty posX 0 -8 0 10 +-262144 -1 -1 0.01 256; +#X obj 637 105 nbx 5 14 -1e+37 1e+37 0 1 empty empty posY 0 -8 0 10 +-262144 -1 -1 -0.77 256; +#X obj 609 177 nbx 5 14 -1e+37 1e+37 0 1 empty empty scale 0 -8 0 10 +-262144 -1 -1 2.22 256; +#X obj 547 142 nbx 5 14 -1e+37 1e+37 0 1 empty empty rotX 0 -8 0 10 +-262144 -1 -1 26.62 256; +#X obj 607 142 nbx 5 14 -1e+37 1e+37 0 1 empty empty rotY 0 -8 0 10 +-262144 -1 -1 12.15 256; +#X obj 667 141 nbx 5 14 -1e+37 1e+37 0 1 empty empty rotZ 0 -8 0 10 +-262144 -1 -1 -157.27 256; +#X connect 0 0 1 0; +#X connect 1 0 3 0; +#X connect 2 0 1 0; +#X connect 3 0 12 0; +#X connect 4 0 2 0; +#X connect 5 0 6 0; +#X connect 6 0 8 0; +#X connect 8 0 13 0; +#X connect 9 0 22 0; +#X connect 9 1 22 0; +#X connect 10 0 14 0; +#X connect 11 0 9 0; +#X connect 12 0 5 0; +#X connect 12 1 20 0; +#X connect 12 2 20 1; +#X connect 15 0 17 0; +#X connect 17 0 24 0; +#X connect 17 1 16 0; +#X connect 20 0 13 1; +#X connect 22 0 10 0; +#X connect 23 0 7 0; +#X connect 24 0 7 0; +#X connect 28 0 5 1; +#X connect 29 0 5 2; +#X connect 30 0 8 2; +#X connect 30 0 8 1; +#X connect 31 0 6 1; +#X connect 32 0 6 2; +#X connect 33 0 6 3; diff --git a/examples/09_vp_calibration/test.pd b/examples/09_vp_calibration/test.pd new file mode 100644 index 0000000..40fa21b --- /dev/null +++ b/examples/09_vp_calibration/test.pd @@ -0,0 +1,107 @@ +#N canvas 647 219 963 860 10; +#X msg 132 17 -1 1 1 1 -1 -1 1 -1; +#X obj 128 88 gemhead; +#X obj 128 179 GEMglHint GL_PERSPECTIVE_CORRECTION_HINT GL_NICEST; +#X obj 128 669 GEMglEnd; +#X obj 264 242 GLdefine GL_SMOOTH; +#X obj 264 220 loadbang; +#X obj 264 262 loadbang; +#X obj 264 284 GLdefine GL_POLYGON; +#X obj 128 302 GEMglBegin; +#X obj 128 260 GEMglShadeModel; +#X obj 281 652 loadbang; +#X obj 128 692 GEMglShadeModel; +#X obj 281 674 GLdefine GL_FLAT; +#X msg 273 578 1 0 1; +#X msg 315 578 1 1 0; +#X floatatom 309 415 3 0 100 0 - - -; +#X obj 309 436 * 0.01; +#X msg 331 218 bang; +#X floatatom 212 316 5 0 0 0 - - -; +#X floatatom 298 321 5 0 0 0 - - -; +#N canvas 85 188 247 179 Gem.init 0; +#X obj 118 46 loadbang; +#X msg 118 81 reset; +#X obj 118 113 outlet; +#X connect 0 0 1 0; +#X connect 1 0 2 0; +#X restore 557 112 pd Gem.init; +#N canvas 340 107 682 322 gemwin 0; +#X obj 102 122 tgl 15 0 \$0-gemstart \$0-gemstart empty 17 7 0 10 -262144 +-1 -1 1 1; +#X obj 102 161 r \$0-gemstart; +#X obj 102 182 select 1 0; +#X msg 102 214 create \, 1; +#X msg 177 215 destroy; +#X obj 102 239 t a; +#X obj 318 54 inlet; +#X obj 318 255 gemwin; +#X obj 318 100 t a a; +#X obj 318 287 outlet; +#X obj 350 128 route create destroy; +#X obj 350 150 t b; +#X msg 350 172 1; +#X obj 390 150 t b; +#X msg 390 172 0; +#X obj 350 195 t f; +#X msg 350 219 set \$1; +#X text 118 122 rendering; +#X connect 1 0 2 0; +#X connect 2 0 3 0; +#X connect 2 1 4 0; +#X connect 3 0 5 0; +#X connect 4 0 5 0; +#X connect 5 0 8 0; +#X connect 6 0 8 0; +#X connect 7 0 9 0; +#X connect 8 0 7 0; +#X connect 8 1 10 0; +#X connect 10 0 11 0; +#X connect 10 1 13 0; +#X connect 11 0 12 0; +#X connect 12 0 15 0; +#X connect 13 0 14 0; +#X connect 14 0 15 0; +#X connect 15 0 16 0; +#X connect 16 0 0 0; +#X coords 0 -1 1 1 85 40 1 100 100; +#X restore 557 143 pd gemwin; +#X obj 128 111 pix_image patten.png; +#X obj 128 133 pix_texture; +#X obj 128 388 GEMglTexCoord2f 0 0; +#X obj 128 409 GEMglVertex3f -1 -1 0; +#X obj 128 485 GEMglVertex3f -1 1 0; +#X obj 128 464 GEMglTexCoord2f 0 1; +#X obj 128 552 GEMglVertex3f 1 1 0; +#X obj 128 531 GEMglTexCoord2f 1 1; +#X obj 128 601 GEMglTexCoord2f 1 0; +#X obj 128 624 GEMglVertex3fv 1 -1 0; +#X connect 1 0 22 0; +#X connect 2 0 9 0; +#X connect 3 0 11 0; +#X connect 4 0 9 1; +#X connect 5 0 4 0; +#X connect 6 0 7 0; +#X connect 7 0 8 1; +#X connect 8 0 24 0; +#X connect 9 0 8 0; +#X connect 10 0 12 0; +#X connect 12 0 11 1; +#X connect 13 0 30 1; +#X connect 14 0 30 1; +#X connect 15 0 16 0; +#X connect 16 0 27 2; +#X connect 17 0 4 0; +#X connect 18 0 25 1; +#X connect 19 0 25 2; +#X connect 20 0 21 0; +#X connect 22 0 23 0; +#X connect 23 0 2 0; +#X connect 24 0 25 0; +#X connect 25 0 27 0; +#X connect 26 0 29 0; +#X connect 27 0 26 0; +#X connect 28 0 30 0; +#X connect 29 0 28 0; +#X connect 30 0 31 0; +#X connect 31 0 3 0; -- cgit v1.2.1