- Reestructuración de ficheros y directorios general
- merge v0.01 --> Añadido fileselector - Añadidas fuentes de Gem y Pure Data - pix2jpg incluído en Gem. Archivos de construcción de Gem modificados. - Añadido fichero ompiling.txt con instrucciones de compilación
This commit is contained in:
Santi Noreña
parent
c9adfd020b
commit
e85d191b46
3100 changed files with 775434 additions and 3073 deletions
39
Gem/plugins/videoV4L2/Makefile.am
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39
Gem/plugins/videoV4L2/Makefile.am
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@ -0,0 +1,39 @@
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ACLOCAL_AMFLAGS = -I $(top_srcdir)/m4
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AM_CPPFLAGS = -I$(top_srcdir)/src @GEM_EXTERNAL_CPPFLAGS@
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pkglib_LTLIBRARIES =
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gemhelpdir=$(pkglibdir)
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dist_gemhelp_DATA =
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if HAVE_V4L2
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pkglib_LTLIBRARIES+= gem_videoV4L2.la
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dist_gemhelp_DATA += v4l2-videoplugin.pd
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endif
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gem_videoV4L2_la_CXXFLAGS =
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gem_videoV4L2_la_LDFLAGS = -module -avoid-version -shared
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if WINDOWS
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gem_videoV4L2_la_LDFLAGS += -no-undefined
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endif
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gem_videoV4L2_la_LIBADD =
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# RTE
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gem_videoV4L2_la_CXXFLAGS += @GEM_RTE_CFLAGS@ @GEM_ARCH_CXXFLAGS@
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gem_videoV4L2_la_LDFLAGS += @GEM_RTE_LIBS@ @GEM_ARCH_LDFLAGS@
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# flags for building Gem externals
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gem_videoV4L2_la_CXXFLAGS += @GEM_EXTERNAL_CFLAGS@
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gem_videoV4L2_la_LIBADD += -L$(top_builddir) @GEM_EXTERNAL_LIBS@
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# gem_videoV4L2_la @MOREFLAGS@
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# Dependencies
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gem_videoV4L2_la_CXXFLAGS += @GEM_LIB_LIBV4L2_CFLAGS@
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gem_videoV4L2_la_LIBADD += @GEM_LIB_LIBV4L2_LIBS@
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# convenience symlinks
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include $(srcdir)/../symlink_ltlib.mk
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### SOURCES
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gem_videoV4L2_la_SOURCES= videoV4L2.cpp videoV4L2.h
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75
Gem/plugins/videoV4L2/v4l2-videoplugin.pd
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75
Gem/plugins/videoV4L2/v4l2-videoplugin.pd
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@ -0,0 +1,75 @@
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#N canvas 8 49 505 589 10;
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#X msg 9 219 device usb-0000:00:04.1-4;
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#X msg 9 239 device usb-0000:00:06.0-2;
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#X msg 9 259 device usb-0000:00:04.0-1;
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#X msg -42 366 get driver;
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#X msg 48 366 get card;
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#X msg 138 366 get bus_info;
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#X text -42 304 contrary to /dev/video* files \, this address is not
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related to the plug order of the devices;
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#X obj -73 425 cnv 15 150 20 empty \$0-propreadNamev4l2 -- 10 9 0 14
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-203904 -66577 0;
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#X obj 86 425 cnv 15 200 20 empty \$0-propreadValuev4l2 -- 10 9 0 14
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-261234 -66577 0;
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#X obj -21 282 s \$1-ctl;
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#X text -38 176 You can also choose a device by its physical location
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on the bus:;
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#X obj -21 132 s \$1-ctl;
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#X msg 9 69 device /dev/video0;
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#X msg 9 89 device /dev/video4;
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#X text -44 350 these are some related read-only properties :;
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#N canvas 762 178 450 537 getDeviceInfo 0;
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#X obj 54 38 inlet;
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#X obj 54 66 s \$1-ctl;
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#X obj 64 104 r \$1-info;
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#X obj 64 369 s \$0-propreadNamev4l2;
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#X obj 64 150 route driver card bus_info;
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#X msg 64 190 driver;
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#X obj 64 170 t b a;
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#X obj 64 319 symbol;
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#X obj 114 170 t b a;
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#X obj 164 170 t b a;
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#X msg 114 190 card;
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#X msg 164 190 bus_info;
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#X obj 141 272 symbol;
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#X msg 64 339 label \$1;
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#X msg 141 299 label \$1;
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#X obj 141 330 s \$0-propreadValuev4l2;
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#X obj 64 124 route prop;
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#X obj 275 194 loadbang;
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#X msg 275 214 --;
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#X obj 275 234 t a a;
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#X connect 0 0 1 0;
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#X connect 2 0 16 0;
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#X connect 4 0 6 0;
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#X connect 4 1 8 0;
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#X connect 4 2 9 0;
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#X connect 5 0 7 0;
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#X connect 6 0 5 0;
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#X connect 6 1 12 0;
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#X connect 7 0 13 0;
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#X connect 8 0 10 0;
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#X connect 8 1 12 0;
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#X connect 9 0 11 0;
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#X connect 9 1 12 0;
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#X connect 10 0 7 0;
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#X connect 11 0 7 0;
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#X connect 12 0 14 0;
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#X connect 13 0 3 0;
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#X connect 14 0 15 0;
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#X connect 16 0 4 0;
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#X connect 17 0 18 0;
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#X connect 18 0 19 0;
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#X connect 19 0 7 0;
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#X connect 19 1 12 0;
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#X restore -42 394 pd getDeviceInfo;
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#X text -38 26 With V4L2 backend you can choose a device via its device-name:
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;
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#X connect 0 0 9 0;
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#X connect 1 0 9 0;
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#X connect 2 0 9 0;
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#X connect 3 0 15 0;
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#X connect 4 0 15 0;
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#X connect 5 0 15 0;
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#X connect 12 0 11 0;
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#X connect 13 0 11 0;
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1188
Gem/plugins/videoV4L2/videoV4L2.cpp
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1188
Gem/plugins/videoV4L2/videoV4L2.cpp
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File diff suppressed because it is too large
Load diff
193
Gem/plugins/videoV4L2/videoV4L2.h
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193
Gem/plugins/videoV4L2/videoV4L2.h
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/*-----------------------------------------------------------------
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GEM - Graphics Environment for Multimedia
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Load an video into a pix block
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Copyright (c) 1997-1999 Mark Danks. mark@danks.org
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Copyright (c) Günther Geiger. geiger@epy.co.at
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Copyright (c) 2001-2011 IOhannes m zmölnig. forum::für::umläute. IEM. zmoelnig@iem.at
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For information on usage and redistribution, and for a DISCLAIMER OF ALL
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WARRANTIES, see the file, "GEM.LICENSE.TERMS" in this distribution.
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-----------------------------------------------------------------*/
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#ifndef _INCLUDE_GEMPLUGIN__VIDEOV4L2_VIDEOV4L2_H_
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#define _INCLUDE_GEMPLUGIN__VIDEOV4L2_VIDEOV4L2_H_
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#include "plugins/videoBase.h"
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#if defined HAVE_LIBV4L2 && !defined HAVE_VIDEO4LINUX2
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# define HAVE_VIDEO4LINUX2
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#endif
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#ifdef HAVE_VIDEO4LINUX2
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# ifdef HAVE_LIBV4L2
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# include <libv4l2.h>
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# endif /* HAVE_LIBV4L2 */
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# include <map>
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# include <stdio.h>
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# include <stdlib.h>
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//# include <stdarg.h>
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# include <unistd.h>
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# include <string.h>
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//# include <ctype.h>
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# include <fcntl.h>
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# include <errno.h>
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# include <sys/ioctl.h>
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//# include <sys/types.h>
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//# include <sys/time.h>
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# include <asm/types.h>
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# include <linux/videodev2.h>
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# include <sys/mman.h>
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#ifdef HAVE_PTHREADS
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/* the bad thing is, that we currently don't have any alternative to using PTHREADS
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* LATER: make threading optional
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* (or at least disabled capturing when no pthreads are available)
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*/
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# include <pthread.h>
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#endif
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# define V4L2_DEVICENO 0
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/* request 4 buffers (but if less are available, it's fine too... */
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# define V4L2_NBUF 4
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struct t_v4l2_buffer {
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void * start;
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size_t length;
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};
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#endif
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/*-----------------------------------------------------------------
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-------------------------------------------------------------------
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CLASS
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pix_video
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Loads in a video
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KEYWORDS
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pix
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DESCRIPTION
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"dimen" (int, int) - set the x,y dimensions
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"zoom" (int, int) - the zoom factor (1.0 is nominal) (num / denom)
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"bright" (int) - the brightnes
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"contrast" (int) - the contrast
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"hue" (int) - the hue
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"sat" (int) - the saturation
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-----------------------------------------------------------------*/
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namespace gem { namespace plugins {
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class GEM_EXPORT videoV4L2 : public videoBase {
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public:
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//////////
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// Constructor
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videoV4L2(void);
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//////////
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// Destructor
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virtual ~videoV4L2(void);
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#ifdef HAVE_VIDEO4LINUX2
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////////
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// open the video-device
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virtual bool openDevice(gem::Properties&writeprops);
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virtual void closeDevice(void);
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//////////
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// Start up the video device
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// [out] int - returns 0 if bad
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virtual bool startTransfer(void);
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//////////
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// Stop the video device
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// [out] int - returns 0 if bad
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virtual bool stopTransfer(void);
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//////////////////
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// restart the transfer if it is currently running
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virtual bool restartTransfer(void);
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//////////
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// get the next frame
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virtual pixBlock *getFrame(void);
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//////////
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// Set the video properties
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virtual bool setColor(int);
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virtual std::vector<std::string>enumerate(void);
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virtual bool enumProperties(gem::Properties&readable,
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gem::Properties&writeable);
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virtual void setProperties(gem::Properties&writeprops);
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virtual void getProperties(gem::Properties&readprops);
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protected:
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//-----------------------------------
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// GROUP: Linux specific video data
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//-----------------------------------
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int m_gotFormat; // the format returned by the v4l2-device (not an openGL-format!)
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bool m_colorConvert; // do we have to convert the colour-space manually ?
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int m_tvfd;
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struct t_v4l2_buffer*m_buffers;
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int m_nbuffers;
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void*m_currentBuffer;
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int m_frame, m_last_frame;
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//////////////////
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// capabilities of the device
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int m_maxwidth;
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int m_minwidth;
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int m_maxheight;
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int m_minheight;
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//////////
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// the capturing thread
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pthread_t m_thread_id;
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bool m_continue_thread;
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bool m_frame_ready;
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/* capture frames (in a separate thread! */
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void*capturing(void);
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/* static callback for pthread_create: calls capturing() */
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static void*capturing_(void*);
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int init_mmap(void);
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// rendering might be needed when we are currently not capturing because we cannot (e.g: couldn't open device)
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// although we should. when reopening another device, we might be able to render again...
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// example: we have only 1 video-device /dev/video0;
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// when we try to open /dev/video1 we fail, and m_capturing is set to 0
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// now when rendering is turned on and we want to switch back to /dev/video0 we should reconnect to the good device
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bool m_rendering; // "true" when rendering is on, false otherwise
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/* use this in the capture-thread to cleanup */
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bool m_stopTransfer;
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/* internal housekeeping of properties */
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void addProperties(struct v4l2_queryctrl queryctrl,
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gem::Properties&readable,
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gem::Properties&writeable);
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std::map<std::string, struct v4l2_queryctrl>m_readprops, m_writeprops;
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struct v4l2_capability m_caps;
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__u32 m_frameSize; // the size of a v4l2 frame
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#endif /* HAVE_VIDEO4LINUX2 */
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};
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};};
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#endif // for header file
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