Updated fax channel to work with current spandsp. Added tone detector.
git-svn-id: http://voip.null.ro/svn/yate@1012 acf43c95-373e-0410-b603-e72c3f656dc1
This commit is contained in:
parent
895aae57b7
commit
c2d31ab924
45
configure.in
45
configure.in
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@ -412,6 +412,51 @@ fi
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AC_SUBST(HAVE_ILBC)
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AC_SUBST(HAVE_ILBC)
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AC_SUBST(ILBC_INC)
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AC_SUBST(ILBC_INC)
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HAVE_SPANDSP=no
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SPANDSP_INC=""
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AC_ARG_WITH(spandsp,AC_HELP_STRING([--with-spandsp],[use spandsp library if available (default)]),[ac_cv_use_spandsp=$withval],[ac_cv_use_spandsp=yes])
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if [[ "x$ac_cv_use_spandsp" = "xyes" ]]; then
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for i in /usr/include /usr/local/include; do
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ac_cv_use_spandsp="$i"
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test -f "$ac_cv_use_spandsp/spandsp.h" && break
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done
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fi
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if [[ "x$ac_cv_use_spandsp" != "xno" ]]; then
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AC_MSG_CHECKING([for usable spandsp in $ac_cv_use_spandsp])
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if [[ -f "$ac_cv_use_spandsp/spandsp.h" ]]; then
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AC_LANG_SAVE
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AC_LANG([C++])
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SAVE_CFLAGS="$CFLAGS"
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CFLAGS="$CFLAGS -Wall -Werror"
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AC_TRY_COMPILE([
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#define __STDC_LIMIT_MACROS
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#include <math.h>
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#include <stdint.h>
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#include <stdlib.h>
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#include <string.h>
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#include <spandsp.h>
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],[
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fax_state_t fax_state;
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t38_terminal_state_t t38_t_state;
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t38_gateway_state_t t38_g_state;
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fax_init(&fax_state,TRUE);
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t30_set_tx_file(&fax_state.t30_state,"abc",-1,-1);
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t38_terminal_init(&t38_t_state,TRUE,NULL,NULL);
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t38_gateway_init(&t38_g_state,NULL,NULL);
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],
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HAVE_SPANDSP="yes"
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)
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CFLAGS="$SAVE_CFLAGS"
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AC_LANG_RESTORE
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if [[ "x$HAVE_SPANDSP" = "xyes" ]]; then
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SPANDSP_INC="-I$ac_cv_use_spandsp"
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fi
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fi
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AC_MSG_RESULT([$HAVE_SPANDSP])
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fi
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AC_SUBST(HAVE_SPANDSP)
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AC_SUBST(SPANDSP_INC)
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HAVE_PWLIB=no
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HAVE_PWLIB=no
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PWLIB_RTTI=none
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PWLIB_RTTI=none
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PWLIB_INC=""
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PWLIB_INC=""
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@ -7,11 +7,13 @@ DESTDIR :=
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# override DEBUG at compile time to enable full debug or remove it all
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# override DEBUG at compile time to enable full debug or remove it all
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DEBUG :=
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DEBUG :=
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CC := @CC@ -Wall
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CXX := @CXX@ -Wall
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CXX := @CXX@ -Wall
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SED := sed
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SED := sed
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DEFS :=
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DEFS :=
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INCLUDES := -I.. -I@top_srcdir@
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INCLUDES := -I.. -I@top_srcdir@
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CFLAGS := -O2 @MODULE_CPPFLAGS@ @INLINE_FLAGS@
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CFLAGS := -O2 @MODULE_CFLAGS@ @INLINE_FLAGS@
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CPPFLAGS := -O2 @MODULE_CPPFLAGS@ @INLINE_FLAGS@
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LDFLAGS:= -L.. -lyate
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LDFLAGS:= -L.. -lyate
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MODFLAGS:= @MODULE_LDFLAGS@
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MODFLAGS:= @MODULE_LDFLAGS@
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MODRELAX:= @MODULE_LDRELAX@
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MODRELAX:= @MODULE_LDRELAX@
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@ -22,7 +24,8 @@ SUBDIRS := skin help gtk2
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MKDEPS := ../config.status
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MKDEPS := ../config.status
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PROGS := cdrbuild.yate cdrfile.yate \
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PROGS := cdrbuild.yate cdrfile.yate \
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regexroute.yate regfile.yate accfile.yate register.yate \
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regexroute.yate regfile.yate accfile.yate register.yate \
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tonegen.yate wavefile.yate conference.yate moh.yate \
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tonegen.yate tonedetect.yate wavefile.yate \
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conference.yate moh.yate \
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callgen.yate analyzer.yate rmanager.yate msgsniff.yate \
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callgen.yate analyzer.yate rmanager.yate msgsniff.yate \
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pbx.yate dbpbx.yate pbxassist.yate dumbchan.yate callfork.yate \
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pbx.yate dbpbx.yate pbxassist.yate dumbchan.yate callfork.yate \
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extmodule.yate yradius.yate \
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extmodule.yate yradius.yate \
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@ -57,6 +60,10 @@ ifeq (@HAVE_PRI_CB@_@HAVE_WANPIPE@,yes_yes)
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PROGS := $(PROGS) wpchan.yate
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PROGS := $(PROGS) wpchan.yate
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endif
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endif
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ifneq (@HAVE_SPANDSP@,no)
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PROGS := $(PROGS) faxchan.yate
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endif
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ifneq (@HAVE_H323@,no)
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ifneq (@HAVE_H323@,no)
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PROGS := $(PROGS) h323chan.yate
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PROGS := $(PROGS) h323chan.yate
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endif
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endif
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@ -80,7 +87,8 @@ endif
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LOCALFLAGS =
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LOCALFLAGS =
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LOCALLIBS =
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LOCALLIBS =
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COMPILE = $(CXX) $(DEFS) $(DEBUG) $(INCLUDES) $(CFLAGS)
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CCOMPILE = $(CC) $(DEFS) $(DEBUG) $(INCLUDES) $(CFLAGS)
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COMPILE = $(CXX) $(DEFS) $(DEBUG) $(INCLUDES) $(CPPFLAGS)
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LINK = $(CXX) $(LDFLAGS)
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LINK = $(CXX) $(LDFLAGS)
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MODLINK = $(CXX) $(MODFLAGS) $(MODSTRIP) $(LDFLAGS)
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MODLINK = $(CXX) $(MODFLAGS) $(MODSTRIP) $(LDFLAGS)
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MODCOMP = $(COMPILE) $(MODFLAGS) $(MODSTRIP) $(LDFLAGS)
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MODCOMP = $(COMPILE) $(MODFLAGS) $(MODSTRIP) $(LDFLAGS)
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@ -200,6 +208,9 @@ ilbccodec.yate: LOCALFLAGS = @ILBC_INC@
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gsmcodec.yate: LOCALLIBS = -lgsm
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gsmcodec.yate: LOCALLIBS = -lgsm
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gsmcodec.yate: LOCALFLAGS = @GSM_INC@
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gsmcodec.yate: LOCALFLAGS = @GSM_INC@
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faxchan.yate: LOCALLIBS = -lspandsp
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faxchan.yate: LOCALFLAGS = @SPANDSP_INC@
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ysipchan.yate: ../contrib/ysip/libyatesip.a
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ysipchan.yate: ../contrib/ysip/libyatesip.a
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ysipchan.yate: LOCALFLAGS = -I@top_srcdir@/contrib/ysip
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ysipchan.yate: LOCALFLAGS = -I@top_srcdir@/contrib/ysip
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ysipchan.yate: LOCALLIBS = ../contrib/ysip/libyatesip.a
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ysipchan.yate: LOCALLIBS = ../contrib/ysip/libyatesip.a
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@ -5,8 +5,7 @@
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* This module is based on SpanDSP (a series of DSP components for telephony),
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* This module is based on SpanDSP (a series of DSP components for telephony),
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* written by Steve Underwood <steveu@coppice.org>.
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* written by Steve Underwood <steveu@coppice.org>.
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*
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*
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* This great software can be found at
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* This great software can be found at http://soft-switch.org/
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* ftp://opencall.org/pub/spandsp/
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*
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*
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* Fax driver (transmission+receiving)
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* Fax driver (transmission+receiving)
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*
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*
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@ -29,18 +28,14 @@
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*/
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*/
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// For SpanDSP we have to ask for various C99 stuff
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// For SpanDSP we have to ask for various C99 stuff
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#define __USE_ISOC99
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#define __STDC_LIMIT_MACROS
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#define __STDC_LIMIT_MACROS
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extern "C" {
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#include <math.h>
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#include <math.h>
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#include <stdint.h>
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#include <stdint.h>
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#include <string.h>
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#include <stdlib.h>
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#include <stdlib.h>
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#include <tiffio.h>
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#include <string.h>
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#include "spandsp.h"
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#include <spandsp.h>
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};
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#include <yatephone.h>
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#include <yatephone.h>
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@ -51,48 +46,122 @@ extern "C" {
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#include <errno.h>
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#include <errno.h>
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using namespace TelEngine;
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using namespace TelEngine;
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namespace { // anonymous
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namespace { // anonymous
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class FaxChan : public CallEndpoint
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#define DATA_CHUNK 320
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{
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public:
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FaxChan(const char *file, bool receive, bool iscaller, const char *ident = 0);
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~FaxChan();
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virtual void disconnected(bool final, const char *reason);
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void rxData(const DataBlock &data);
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void rxBlock(void *buff, int len);
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int txBlock();
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void phaseB(int result);
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void phaseD(int result);
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void phaseE(int result);
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private:
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t30_state_t m_fax;
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Mutex m_mutex;
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DataBlock m_buf;
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int m_lastr;
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bool m_eof;
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};
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class FaxSource : public ThreadedSource
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class FaxWrapper;
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// A thread to run the fax data
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class FaxThread : public Thread
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{
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{
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public:
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public:
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FaxSource(FaxChan *chan);
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inline FaxThread(FaxWrapper* wrapper)
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~FaxSource();
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: Thread("Fax"), m_wrap(wrapper)
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{ }
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virtual void run();
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virtual void run();
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private:
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private:
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unsigned m_total;
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RefPointer<FaxWrapper> m_wrap;
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FaxChan *m_chan;
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};
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class FaxSource : public DataSource
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{
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public:
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FaxSource(FaxWrapper* wrapper, const char* format = "slin");
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~FaxSource();
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private:
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RefPointer<FaxWrapper> m_wrap;
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};
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};
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class FaxConsumer : public DataConsumer
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class FaxConsumer : public DataConsumer
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{
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{
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public:
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public:
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FaxConsumer(FaxChan *chan);
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FaxConsumer(FaxWrapper* wrapper, const char* format = "slin");
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~FaxConsumer();
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~FaxConsumer();
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virtual void Consume(const DataBlock &data,unsigned long);
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virtual void Consume(const DataBlock& data, unsigned long tStamp);
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private:
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private:
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unsigned m_total;
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RefPointer<FaxWrapper> m_wrap;
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FaxChan *m_chan;
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};
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// This class encapsulates an abstract T.30 fax interface
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class FaxWrapper : public RefObject, public Mutex, public DebugEnabler
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{
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friend class FaxSource;
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friend class FaxConsumer;
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public:
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void debugName(const char* name);
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void setECM(bool enable);
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bool startup(CallEndpoint* chan = 0);
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virtual void cleanup();
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virtual void run() = 0;
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virtual void rxData(const DataBlock& data, unsigned long tStamp) = 0;
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void phaseB(int result);
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void phaseD(int result);
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void phaseE(int result);
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inline t30_state_t* t30() const
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{ return m_t30; }
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inline bool eof() const
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{ return m_eof; }
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protected:
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FaxWrapper();
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void init(t30_state_t* t30, const char* ident, const char* file, bool sender);
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String m_name;
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t30_state_t* m_t30;
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FaxSource* m_source;
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FaxConsumer* m_consumer;
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CallEndpoint* m_chan;
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bool m_eof;
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};
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// An audio fax terminal, sends or receives a local file
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class FaxTerminal : public FaxWrapper
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{
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public:
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FaxTerminal(const char *file, const char *ident, bool sender, bool iscaller);
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virtual ~FaxTerminal();
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virtual void run();
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virtual void rxData(const DataBlock& data, unsigned long tStamp);
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private:
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void rxBlock(void *buff, int len);
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int txBlock();
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fax_state_t m_fax;
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int m_lastr;
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};
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// A digital fax terminal
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class T38Terminal : public FaxWrapper
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{
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public:
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T38Terminal(const char *file, const char *ident, bool sender, bool iscaller);
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virtual ~T38Terminal();
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virtual void run();
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virtual void rxData(const DataBlock& data, unsigned long tStamp);
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private:
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t38_terminal_state_t m_t38;
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};
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// A channel (terminal) that sends or receives a local TIFF file
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class FaxChan : public Channel
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{
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public:
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FaxChan(bool outgoing, const char *file, bool sender, Message& msg);
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virtual ~FaxChan();
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virtual bool msgAnswered(Message& msg);
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void answer(const char* targetid);
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inline const String& ident() const
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{ return m_ident; }
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inline bool isSender() const
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{ return m_sender; }
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inline bool isCaller() const
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{ return m_caller; }
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private:
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bool startup(FaxWrapper* wrap, const char* type = "audio");
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bool startup(bool digital = false);
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String m_ident;
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bool m_sender;
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bool m_caller;
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bool m_ecm;
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};
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};
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class FaxHandler : public MessageHandler
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class FaxHandler : public MessageHandler
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@ -102,293 +171,469 @@ public:
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virtual bool received(Message &msg);
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virtual bool received(Message &msg);
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};
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};
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class FaxPlugin : public Plugin
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// Driver and plugin
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class FaxDriver : public Driver
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{
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{
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public:
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public:
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FaxPlugin();
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FaxDriver();
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virtual void initialize();
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virtual void initialize();
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virtual bool msgExecute(Message& msg, String& dest);
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private:
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private:
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FaxHandler *m_handler;
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bool m_first;
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};
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};
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FaxSource::FaxSource(FaxChan *chan)
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static FaxDriver plugin;
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: m_total(0), m_chan(chan)
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FaxSource::FaxSource(FaxWrapper* wrapper, const char* format)
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: DataSource(format), m_wrap(wrapper)
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{
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{
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Debug(DebugAll,"FaxSource::FaxSource(%p) [%p]",chan,this);
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DDebug(m_wrap,DebugAll,"FaxSource::FaxSource(%p,'%s') [%p]",wrapper,format,this);
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start("FaxSource");
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if (m_wrap)
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m_wrap->m_source = this;
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}
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}
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FaxSource::~FaxSource()
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FaxSource::~FaxSource()
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{
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{
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Debug(DebugAll,"FaxSource::~FaxSource() [%p] total=%u",this,m_total);
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DDebug(m_wrap,DebugAll,"FaxSource::~FaxSource() [%p]",this);
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}
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if (m_wrap && (m_wrap->m_source == this)) {
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m_wrap->m_source = 0;
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void FaxSource::run()
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m_wrap->check();
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{
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u_int64_t tpos = Time::now();
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for (;;) {
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int r = m_chan->txBlock();
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if (r < 0)
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break;
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if (!r) {
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r = 80;
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DDebug(DebugAll,"FaxSource inserting %d bytes silence [%p]",r,this);
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DataBlock data(0,r);
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Forward(data);
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}
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m_total += r;
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tpos += (r*1000000ULL/16000);
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int64_t dly = tpos - Time::now();
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if (dly > 10000)
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dly = 10000;
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if (dly > 0)
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Thread::usleep((unsigned long)dly);
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}
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}
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Debug(DebugAll,"FaxSource [%p] end of data total=%u",this,m_total);
|
m_wrap = 0;
|
||||||
}
|
}
|
||||||
|
|
||||||
FaxConsumer::FaxConsumer(FaxChan *chan)
|
|
||||||
: m_total(0), m_chan(chan)
|
FaxConsumer::FaxConsumer(FaxWrapper* wrapper, const char* format)
|
||||||
|
: DataConsumer(format), m_wrap(wrapper)
|
||||||
{
|
{
|
||||||
Debug(DebugAll,"FaxConsumer::FaxConsumer(%p) [%p]",chan,this);
|
DDebug(m_wrap,DebugAll,"FaxConsumer::FaxConsumer(%p,'%s') [%p]",wrapper,format,this);
|
||||||
|
if (m_wrap)
|
||||||
|
m_wrap->m_consumer = this;
|
||||||
}
|
}
|
||||||
|
|
||||||
FaxConsumer::~FaxConsumer()
|
FaxConsumer::~FaxConsumer()
|
||||||
{
|
{
|
||||||
Debug(DebugAll,"FaxConsumer::~FaxConsumer() [%p] total=%u",this,m_total);
|
DDebug(m_wrap,DebugAll,"FaxConsumer::~FaxConsumer() [%p]",this);
|
||||||
|
if (m_wrap && (m_wrap->m_consumer == this)) {
|
||||||
|
m_wrap->m_consumer = 0;
|
||||||
|
m_wrap->check();
|
||||||
|
}
|
||||||
|
m_wrap = 0;
|
||||||
}
|
}
|
||||||
|
|
||||||
void FaxConsumer::Consume(const DataBlock &data,unsigned long)
|
void FaxConsumer::Consume(const DataBlock& data, unsigned long tStamp)
|
||||||
{
|
{
|
||||||
if (data.null())
|
if (data.null() || !m_wrap)
|
||||||
return;
|
return;
|
||||||
m_total += data.length();
|
m_wrap->rxData(data,tStamp);
|
||||||
m_chan->rxData(data);
|
|
||||||
}
|
}
|
||||||
|
|
||||||
static void phase_b_handler(t30_state_t *s, void *user_data, int result)
|
|
||||||
|
static void phase_b_handler(t30_state_t* s, void* user_data, int result)
|
||||||
{
|
{
|
||||||
if (user_data)
|
if (user_data)
|
||||||
static_cast<FaxChan*>(user_data)->phaseB(result);
|
static_cast<FaxWrapper*>(user_data)->phaseB(result);
|
||||||
}
|
}
|
||||||
|
|
||||||
static void phase_d_handler(t30_state_t *s, void *user_data, int result)
|
static void phase_d_handler(t30_state_t* s, void* user_data, int result)
|
||||||
{
|
{
|
||||||
if (user_data)
|
if (user_data)
|
||||||
static_cast<FaxChan*>(user_data)->phaseD(result);
|
static_cast<FaxWrapper*>(user_data)->phaseD(result);
|
||||||
}
|
}
|
||||||
|
|
||||||
static void phase_e_handler(t30_state_t *s, void *user_data, int result)
|
static void phase_e_handler(t30_state_t* s, void* user_data, int result)
|
||||||
{
|
{
|
||||||
if (user_data)
|
if (user_data)
|
||||||
static_cast<FaxChan*>(user_data)->phaseE(result);
|
static_cast<FaxWrapper*>(user_data)->phaseE(result);
|
||||||
}
|
}
|
||||||
|
|
||||||
|
|
||||||
FaxChan::FaxChan(const char *file, bool receive, bool iscaller, const char *ident)
|
FaxWrapper::FaxWrapper()
|
||||||
: CallEndpoint("faxfile"), m_lastr(0), m_eof(false)
|
: Mutex(true),
|
||||||
|
m_t30(0), m_source(0), m_consumer(0), m_chan(0), m_eof(false)
|
||||||
|
{
|
||||||
|
debugChain(&plugin);
|
||||||
|
debugName(plugin.debugName());
|
||||||
|
}
|
||||||
|
|
||||||
|
// Set the debugging name, forward it to spandsp
|
||||||
|
void FaxWrapper::debugName(const char* name)
|
||||||
|
{
|
||||||
|
if (name) {
|
||||||
|
m_name = name;
|
||||||
|
DebugEnabler::debugName(m_name);
|
||||||
|
}
|
||||||
|
if (m_t30) {
|
||||||
|
int level = SPAN_LOG_SHOW_SEVERITY|SPAN_LOG_SHOW_PROTOCOL|SPAN_LOG_SHOW_TAG;
|
||||||
|
if (debugAt(DebugAll))
|
||||||
|
level |= SPAN_LOG_DEBUG;
|
||||||
|
else if (debugAt(DebugInfo))
|
||||||
|
level |= SPAN_LOG_FLOW;
|
||||||
|
else if (debugAt(DebugNote))
|
||||||
|
level |= SPAN_LOG_PROTOCOL_WARNING;
|
||||||
|
else if (debugAt(DebugMild))
|
||||||
|
level |= SPAN_LOG_PROTOCOL_ERROR;
|
||||||
|
else if (debugAt(DebugWarn))
|
||||||
|
level |= SPAN_LOG_WARNING;
|
||||||
|
else if (debugAt(DebugGoOn))
|
||||||
|
level |= SPAN_LOG_ERROR;
|
||||||
|
span_log_set_tag(&m_t30->logging,m_name);
|
||||||
|
span_log_set_level(&m_t30->logging,level);
|
||||||
|
}
|
||||||
|
}
|
||||||
|
|
||||||
|
// Initialize terminal T.30 state
|
||||||
|
void FaxWrapper::init(t30_state_t* t30, const char* ident, const char* file, bool sender)
|
||||||
{
|
{
|
||||||
Debug(DebugAll,"FaxChan::FaxChan(%s \"%s\") [%p]",
|
|
||||||
(receive ? "receive" : "transmit"),file,this);
|
|
||||||
if (!ident)
|
if (!ident)
|
||||||
ident = "unknown";
|
ident = "anonymous";
|
||||||
fax_init(&m_fax, iscaller, NULL);
|
t30_set_local_ident(t30,ident);
|
||||||
fax_set_local_ident(&m_fax, ident);
|
t30_set_phase_e_handler(t30,phase_e_handler,this);
|
||||||
if (receive)
|
t30_set_phase_d_handler(t30,phase_d_handler,this);
|
||||||
fax_set_rx_file(&m_fax, file);
|
t30_set_phase_b_handler(t30,phase_b_handler,this);
|
||||||
|
m_t30 = t30;
|
||||||
|
if (!file)
|
||||||
|
return;
|
||||||
|
if (sender)
|
||||||
|
t30_set_tx_file(t30,file,-1,-1);
|
||||||
else
|
else
|
||||||
fax_set_tx_file(&m_fax, file);
|
t30_set_rx_file(t30,file,-1);
|
||||||
|
|
||||||
//TODO add in the futher a callback to find number of pages and stuff like that.
|
|
||||||
fax_set_phase_e_handler(&m_fax, phase_e_handler, this);
|
|
||||||
fax_set_phase_d_handler(&m_fax, phase_d_handler, this);
|
|
||||||
fax_set_phase_b_handler(&m_fax, phase_b_handler, this);
|
|
||||||
m_fax.verbose = 1;
|
|
||||||
|
|
||||||
setConsumer(new FaxConsumer(this));
|
|
||||||
getConsumer()->deref();
|
|
||||||
setSource(new FaxSource(this));
|
|
||||||
getSource()->deref();
|
|
||||||
}
|
}
|
||||||
|
|
||||||
FaxChan::~FaxChan()
|
// Set the ECM capability in T.30 state
|
||||||
|
void FaxWrapper::setECM(bool enable)
|
||||||
{
|
{
|
||||||
Debug(DebugAll,"FaxChan::~FaxChan() [%p]",this);
|
if (!m_t30)
|
||||||
setConsumer();
|
return;
|
||||||
setSource();
|
t30_set_ecm_capability(m_t30,enable);
|
||||||
|
if (enable)
|
||||||
|
t30_set_supported_compressions(m_t30,T30_SUPPORT_T4_1D_COMPRESSION |
|
||||||
|
T30_SUPPORT_T4_2D_COMPRESSION | T30_SUPPORT_T6_COMPRESSION);
|
||||||
}
|
}
|
||||||
|
|
||||||
int FaxChan::txBlock()
|
// Start the terminal's running thread
|
||||||
|
bool FaxWrapper::startup(CallEndpoint* chan)
|
||||||
{
|
{
|
||||||
Lock lock(m_mutex);
|
FaxThread* t = new FaxThread(this);
|
||||||
|
if (t->startup()) {
|
||||||
|
m_chan = chan;
|
||||||
|
return true;
|
||||||
|
}
|
||||||
|
delete t;
|
||||||
|
return false;
|
||||||
|
}
|
||||||
|
|
||||||
|
// Disconnect the channel if we can assume it's still there
|
||||||
|
void FaxWrapper::cleanup()
|
||||||
|
{
|
||||||
|
if (m_chan && (m_source || m_consumer))
|
||||||
|
m_chan->disconnect();
|
||||||
|
}
|
||||||
|
|
||||||
|
// Called on intermediate states
|
||||||
|
void FaxWrapper::phaseB(int result)
|
||||||
|
{
|
||||||
|
Debug(this,DebugInfo,"Phase B code 0x%X [%p]",result,this);
|
||||||
|
}
|
||||||
|
|
||||||
|
// Called after transferring a page
|
||||||
|
void FaxWrapper::phaseD(int result)
|
||||||
|
{
|
||||||
|
Debug(this,DebugInfo,"Phase D code 0x%X [%p]",result,this);
|
||||||
|
|
||||||
|
t30_stats_t t;
|
||||||
|
char ident[21];
|
||||||
|
|
||||||
|
t30_get_transfer_statistics(t30(), &t);
|
||||||
|
Debug(this,DebugAll,"bit rate %d", t.bit_rate);
|
||||||
|
Debug(this,DebugAll,"pages transferred %d", t.pages_transferred);
|
||||||
|
Debug(this,DebugAll,"image size %d x %d", t.width, t.length);
|
||||||
|
Debug(this,DebugAll,"image resolution %d x %d", t.x_resolution, t.y_resolution);
|
||||||
|
Debug(this,DebugAll,"bad rows %d", t.bad_rows);
|
||||||
|
Debug(this,DebugAll,"longest bad row run %d", t.longest_bad_row_run);
|
||||||
|
Debug(this,DebugAll,"compression type %d", t.encoding);
|
||||||
|
Debug(this,DebugAll,"image size %d", t.image_size);
|
||||||
|
|
||||||
|
t30_get_local_ident(t30(), ident);
|
||||||
|
Debug(this,DebugAll,"local ident '%s'", ident);
|
||||||
|
|
||||||
|
t30_get_far_ident(t30(), ident);
|
||||||
|
Debug(this,DebugAll,"remote ident '%s'", ident);
|
||||||
|
}
|
||||||
|
|
||||||
|
// Called to report end of transfer
|
||||||
|
void FaxWrapper::phaseE(int result)
|
||||||
|
{
|
||||||
|
Debug(this,DebugInfo,"Phase E code 0x%X [%p]",result,this);
|
||||||
|
m_eof = true;
|
||||||
|
}
|
||||||
|
|
||||||
|
|
||||||
|
// Constructor for the analog fax terminal
|
||||||
|
FaxTerminal::FaxTerminal(const char *file, const char *ident, bool sender, bool iscaller)
|
||||||
|
: m_lastr(0)
|
||||||
|
{
|
||||||
|
Debug(this,DebugAll,"FaxTerminal::FaxTerminal(%s %s \"%s\") [%p]",
|
||||||
|
(iscaller ? "caller" : "called"),
|
||||||
|
(sender ? "transmit" : "receive"),
|
||||||
|
file,this);
|
||||||
|
fax_init(&m_fax,iscaller);
|
||||||
|
init(&m_fax.t30_state,ident,file,sender);
|
||||||
|
fax_set_transmit_on_idle(&m_fax,1);
|
||||||
|
}
|
||||||
|
|
||||||
|
FaxTerminal::~FaxTerminal()
|
||||||
|
{
|
||||||
|
Debug(this,DebugAll,"FaxTerminal::~FaxTerminal() [%p]",this);
|
||||||
|
fax_release(&m_fax);
|
||||||
|
}
|
||||||
|
|
||||||
|
// Run the terminal - send data blocks and sleep accordingly
|
||||||
|
void FaxTerminal::run()
|
||||||
|
{
|
||||||
|
u_int64_t tpos = Time::now();
|
||||||
|
while ((m_source || m_consumer) && !m_eof) {
|
||||||
|
int r = txBlock();
|
||||||
|
if (r < 0)
|
||||||
|
break;
|
||||||
|
|
||||||
|
tpos += ((u_int64_t)1000000*r/16000);
|
||||||
|
int64_t dly = tpos - Time::now();
|
||||||
|
if (dly > 10000)
|
||||||
|
dly = 10000;
|
||||||
|
if (dly > 0)
|
||||||
|
Thread::usleep(dly,true);
|
||||||
|
}
|
||||||
|
}
|
||||||
|
|
||||||
|
// Build and send encoded audio data blocks
|
||||||
|
int FaxTerminal::txBlock()
|
||||||
|
{
|
||||||
|
Lock lock(this);
|
||||||
if (m_lastr < 0)
|
if (m_lastr < 0)
|
||||||
return m_lastr;
|
return m_lastr;
|
||||||
int r = m_buf.length();
|
|
||||||
if (r) {
|
|
||||||
getSource()->Forward(m_buf);
|
|
||||||
m_buf.clear();
|
|
||||||
}
|
|
||||||
else if (m_eof) {
|
|
||||||
lock.drop();
|
|
||||||
disconnect("eof");
|
|
||||||
r = -1;
|
|
||||||
}
|
|
||||||
return r;
|
|
||||||
}
|
|
||||||
|
|
||||||
void FaxChan::rxBlock(void *buff, int len)
|
DataBlock data(0,DATA_CHUNK);
|
||||||
{
|
int r = 2*fax_tx(&m_fax, (int16_t *) data.data(),data.length()/2);
|
||||||
Lock lock(m_mutex);
|
if (r != DATA_CHUNK && r != m_lastr)
|
||||||
fax_rx_process(&m_fax, (int16_t *)buff,len/2);
|
Debug(this,DebugNote,"Generated %d bytes! [%p]",r,this);
|
||||||
|
|
||||||
DataBlock data(0,len);
|
|
||||||
int r = 2*fax_tx_process(&m_fax, (int16_t *) data.data(),len/2);
|
|
||||||
if (r != len && r != m_lastr)
|
|
||||||
Debug("FaxChan",DebugWarn,"Generated %d bytes! [%p]",r,this);
|
|
||||||
m_lastr = r;
|
m_lastr = r;
|
||||||
if (r <= 0) {
|
lock.drop();
|
||||||
return;
|
if (m_source)
|
||||||
}
|
m_source->Forward(data);
|
||||||
data.truncate(r);
|
return data.length();
|
||||||
m_buf.append(data);
|
|
||||||
}
|
}
|
||||||
|
|
||||||
void FaxChan::rxData(const DataBlock &data)
|
// Deliver small chunks of audio data to the decoder
|
||||||
|
void FaxTerminal::rxBlock(void *buff, int len)
|
||||||
|
{
|
||||||
|
Lock lock(this);
|
||||||
|
fax_rx(&m_fax, (int16_t *)buff,len/2);
|
||||||
|
}
|
||||||
|
|
||||||
|
// Break received audio data into manageable chunks, forward them to decoder
|
||||||
|
void FaxTerminal::rxData(const DataBlock& data, unsigned long tStamp)
|
||||||
{
|
{
|
||||||
unsigned int pos = 0;
|
unsigned int pos = 0;
|
||||||
while (pos < data.length())
|
while (pos < data.length())
|
||||||
{
|
{
|
||||||
|
// feed the decoder with small chunks of data (16 bytes/ms)
|
||||||
int len = data.length() - pos;
|
int len = data.length() - pos;
|
||||||
if (len > 80)
|
if (len > DATA_CHUNK)
|
||||||
len = 80;
|
len = DATA_CHUNK;
|
||||||
rxBlock(((char *)data.data())+pos, len);
|
rxBlock(((char *)data.data())+pos, len);
|
||||||
pos += len;
|
pos += len;
|
||||||
}
|
}
|
||||||
}
|
}
|
||||||
|
|
||||||
void FaxChan::phaseB(int result)
|
|
||||||
|
// Constructor for the digital fax terminal
|
||||||
|
T38Terminal::T38Terminal(const char *file, const char *ident, bool sender, bool iscaller)
|
||||||
{
|
{
|
||||||
Debug(DebugAll,"FaxChan::phaseB code 0x%X [%p]",result,this);
|
Debug(this,DebugAll,"T38Terminal::T38Terminal(%s %s \"%s\") [%p]",
|
||||||
|
(iscaller ? "caller" : "called"),
|
||||||
|
(sender ? "transmit" : "receive"),
|
||||||
|
file,this);
|
||||||
|
t38_terminal_init(&m_t38,iscaller,NULL,this);
|
||||||
|
init(&m_t38.t30_state,ident,file,sender);
|
||||||
}
|
}
|
||||||
|
|
||||||
void FaxChan::phaseD(int result)
|
T38Terminal::~T38Terminal()
|
||||||
{
|
{
|
||||||
Debug(DebugAll,"FaxChan::phaseD code 0x%X [%p]",result,this);
|
Debug(this,DebugAll,"T38Terminal::~T38Terminal() [%p]",this);
|
||||||
|
|
||||||
t30_stats_t t;
|
|
||||||
char ident[21];
|
|
||||||
|
|
||||||
fax_get_transfer_statistics(&m_fax, &t);
|
|
||||||
Debug("Fax",DebugAll,"bit rate %d", t.bit_rate);
|
|
||||||
Debug("Fax",DebugAll,"pages transferred %d", t.pages_transferred);
|
|
||||||
Debug("Fax",DebugAll,"image size %d x %d", t.columns, t.rows);
|
|
||||||
Debug("Fax",DebugAll,"image resolution %d x %d", t.column_resolution, t.row_resolution);
|
|
||||||
Debug("Fax",DebugAll,"bad rows %d", t.bad_rows);
|
|
||||||
Debug("Fax",DebugAll,"longest bad row run %d", t.longest_bad_row_run);
|
|
||||||
Debug("Fax",DebugAll,"compression type %d", t.encoding);
|
|
||||||
Debug("Fax",DebugAll,"image size %d", t.image_size);
|
|
||||||
|
|
||||||
fax_get_local_ident(&m_fax, ident);
|
|
||||||
Debug("Fax",DebugAll,"local ident '%s'", ident);
|
|
||||||
|
|
||||||
fax_get_far_ident(&m_fax, ident);
|
|
||||||
Debug("Fax",DebugAll,"remote ident '%s'", ident);
|
|
||||||
}
|
}
|
||||||
|
|
||||||
void FaxChan::phaseE(int result)
|
// Run the terminal
|
||||||
|
void T38Terminal::run()
|
||||||
{
|
{
|
||||||
Debug(DebugAll,"FaxChan::phaseE code 0x%X [%p]",result,this);
|
Debug(this,DebugStub,"Please implement T38Terminal::run()");
|
||||||
m_eof = true;
|
|
||||||
}
|
}
|
||||||
|
|
||||||
void FaxChan::disconnected(bool final, const char *reason)
|
// Handle received digital data
|
||||||
|
void T38Terminal::rxData(const DataBlock& data, unsigned long tStamp)
|
||||||
{
|
{
|
||||||
Debug(DebugInfo,"FaxChan::disconnected() '%s' [%p]",reason,this);
|
Debug(this,DebugStub,"Please implement T38Terminal::rxData()");
|
||||||
}
|
}
|
||||||
|
|
||||||
bool FaxHandler::received(Message &msg)
|
|
||||||
|
// Helper thread
|
||||||
|
void FaxThread::run()
|
||||||
{
|
{
|
||||||
String dest(msg.getValue("callto"));
|
m_wrap->run();
|
||||||
if (dest.null())
|
m_wrap->cleanup();
|
||||||
return false;
|
}
|
||||||
Regexp r("^fax/\\([^/]*\\)/\\([^/]*\\)/\\(.*\\)$");
|
|
||||||
|
|
||||||
|
// Constructor for a generic fax terminal channel
|
||||||
|
FaxChan::FaxChan(bool outgoing, const char *file, bool sender, Message& msg)
|
||||||
|
: Channel(plugin,0,outgoing), m_sender(sender)
|
||||||
|
{
|
||||||
|
Debug(this,DebugAll,"FaxChan::FaxChan(%s \"%s\") [%p]",
|
||||||
|
(sender ? "transmit" : "receive"),
|
||||||
|
file,this);
|
||||||
|
const char* ident = msg.getValue("faxident",msg.getValue("caller"));
|
||||||
|
if (!ident)
|
||||||
|
ident = "anonymous";
|
||||||
|
m_ident = ident;
|
||||||
|
// outgoing means from Yate to file so the fax should answer by default
|
||||||
|
m_caller = msg.getBoolValue("faxcaller",!outgoing);
|
||||||
|
m_ecm = msg.getBoolValue("faxecm");
|
||||||
|
m_address = file;
|
||||||
|
Engine::enqueue(message("chan.startup"));
|
||||||
|
}
|
||||||
|
|
||||||
|
// Destructor - clears all (audio, image) endpoints early
|
||||||
|
FaxChan::~FaxChan()
|
||||||
|
{
|
||||||
|
Debug(DebugAll,"FaxChan::~FaxChan() [%p]",this);
|
||||||
|
clearEndpoint();
|
||||||
|
Engine::enqueue(message("chan.hangup"));
|
||||||
|
}
|
||||||
|
|
||||||
|
// Build data channels, attaches a wrapper and starts it up
|
||||||
|
bool FaxChan::startup(FaxWrapper* wrap, const char* type)
|
||||||
|
{
|
||||||
|
wrap->debugName(debugName());
|
||||||
|
FaxSource* fs = new FaxSource(wrap);
|
||||||
|
setSource(fs,type);
|
||||||
|
fs->deref();
|
||||||
|
FaxConsumer* fc = new FaxConsumer(wrap);
|
||||||
|
setConsumer(fc,type);
|
||||||
|
fc->deref();
|
||||||
|
wrap->setECM(m_ecm);
|
||||||
|
bool ok = wrap->startup(this);
|
||||||
|
wrap->deref();
|
||||||
|
return ok;
|
||||||
|
}
|
||||||
|
|
||||||
|
// Attach and start an analog or digital wrapper
|
||||||
|
bool FaxChan::startup(bool digital)
|
||||||
|
{
|
||||||
|
if (digital)
|
||||||
|
return startup(new T38Terminal(address(),m_ident,m_sender,m_caller),"image");
|
||||||
|
else
|
||||||
|
return startup(new FaxTerminal(address(),m_ident,m_sender,m_caller));
|
||||||
|
}
|
||||||
|
|
||||||
|
// Handler for an originator fax start request
|
||||||
|
bool FaxChan::msgAnswered(Message& msg)
|
||||||
|
{
|
||||||
|
if (Channel::msgAnswered(msg)) {
|
||||||
|
startup();
|
||||||
|
return true;
|
||||||
|
}
|
||||||
|
return false;
|
||||||
|
}
|
||||||
|
|
||||||
|
// Handler for an answerer fax start request
|
||||||
|
void FaxChan::answer(const char* targetid)
|
||||||
|
{
|
||||||
|
if (targetid)
|
||||||
|
m_targetid = targetid;
|
||||||
|
status("answered");
|
||||||
|
startup();
|
||||||
|
Engine::enqueue(message("call.answered"));
|
||||||
|
}
|
||||||
|
|
||||||
|
bool FaxDriver::msgExecute(Message& msg, String& dest)
|
||||||
|
{
|
||||||
|
Regexp r("^\\([^/]*\\)/\\(.*\\)$");
|
||||||
if (!dest.matches(r))
|
if (!dest.matches(r))
|
||||||
return false;
|
return false;
|
||||||
|
|
||||||
bool transmit = false;
|
bool transmit = false;
|
||||||
if (dest.matchString(1) == "transmit")
|
if ((dest.matchString(1) == "send") || (dest.matchString(1) == "transmit"))
|
||||||
transmit = true;
|
transmit = true;
|
||||||
else if (dest.matchString(1) != "receive") {
|
else if (dest.matchString(1) != "receive") {
|
||||||
Debug(DebugGoOn,"Invalid fax method '%s', use 'receive' or 'transmit'",
|
Debug(this,DebugWarn,"Invalid fax method '%s', use 'receive' or 'transmit'",
|
||||||
dest.matchString(1).c_str());
|
dest.matchString(1).c_str());
|
||||||
return false;
|
return false;
|
||||||
}
|
}
|
||||||
bool iscaller = (dest.matchString(2) == "caller");
|
dest = dest.matchString(2);
|
||||||
|
|
||||||
FaxChan *fc = 0;
|
RefPointer<FaxChan> fc;
|
||||||
if (transmit) {
|
|
||||||
Debug(DebugInfo,"Transmit fax from file '%s'",dest.matchString(3).c_str());
|
|
||||||
fc = new FaxChan(dest.matchString(3).c_str(),false,iscaller);
|
|
||||||
}
|
|
||||||
else {
|
|
||||||
Debug(DebugInfo,"Receive fax into file '%s'",dest.matchString(3).c_str());
|
|
||||||
fc = new FaxChan(dest.matchString(3).c_str(),true,iscaller);
|
|
||||||
}
|
|
||||||
CallEndpoint* ce = static_cast<CallEndpoint *>(msg.userData());
|
CallEndpoint* ce = static_cast<CallEndpoint *>(msg.userData());
|
||||||
if (ce) {
|
if (ce) {
|
||||||
if (ce->connect(fc)) {
|
fc = new FaxChan(true,dest,transmit,msg);
|
||||||
fc->deref();
|
fc->deref();
|
||||||
|
if (fc->connect(ce)) {
|
||||||
|
msg.setParam("peerid",fc->id());
|
||||||
|
msg.setParam("targetid",fc->id());
|
||||||
|
fc->answer(msg.getValue("id",ce->id()));
|
||||||
return true;
|
return true;
|
||||||
}
|
}
|
||||||
}
|
}
|
||||||
else {
|
else {
|
||||||
const char *targ = msg.getValue("target");
|
fc = new FaxChan(false,dest,transmit,msg);
|
||||||
if (!targ) {
|
fc->deref();
|
||||||
Debug(DebugWarn,"Fax outgoing call with no target!");
|
|
||||||
fc->destruct();
|
|
||||||
return false;
|
|
||||||
}
|
|
||||||
Message m("call.route");
|
Message m("call.route");
|
||||||
m.addParam("id",dest);
|
fc->complete(m);
|
||||||
m.addParam("caller",dest);
|
|
||||||
m.addParam("called",targ);
|
|
||||||
m.userData(fc);
|
m.userData(fc);
|
||||||
if (Engine::dispatch(m)) {
|
String callto = msg.getValue("caller");
|
||||||
m = "call.execute";
|
if (callto)
|
||||||
m.addParam("callto",m.retValue());
|
m.addParam("caller",callto);
|
||||||
m.retValue().clear();
|
callto = msg.getValue("direct");
|
||||||
if (Engine::dispatch(m)) {
|
if (callto.null()) {
|
||||||
fc->deref();
|
const char* targ = msg.getValue("target");
|
||||||
return true;
|
if (!targ) {
|
||||||
|
Debug(DebugWarn,"Outgoing fax call with no target!");
|
||||||
|
return false;
|
||||||
}
|
}
|
||||||
Debug(DebugWarn,"Fax outgoing call not accepted!");
|
m.addParam("called",targ);
|
||||||
|
if (!Engine::dispatch(m) || m.retValue().null()) {
|
||||||
|
Debug(this,DebugWarn,"Outgoing fax call but no route!");
|
||||||
|
return false;
|
||||||
|
}
|
||||||
|
callto = m.retValue();
|
||||||
}
|
}
|
||||||
else
|
m = "call.execute";
|
||||||
Debug(DebugWarn,"Fax outgoing call but no route!");
|
m.addParam("callto",callto);
|
||||||
|
m.retValue().clear();
|
||||||
|
if (Engine::dispatch(m)) {
|
||||||
|
fc->callAccept(m);
|
||||||
|
return true;
|
||||||
|
}
|
||||||
|
Debug(this,DebugWarn,"Outgoing fax call not accepted!");
|
||||||
}
|
}
|
||||||
fc->destruct();
|
|
||||||
return false;
|
return false;
|
||||||
}
|
}
|
||||||
|
|
||||||
FaxPlugin::FaxPlugin()
|
FaxDriver::FaxDriver()
|
||||||
: m_handler(0)
|
: Driver("fax"), m_first(true)
|
||||||
{
|
{
|
||||||
Output("Loaded module Fax");
|
Output("Loaded module Fax");
|
||||||
}
|
}
|
||||||
|
|
||||||
void FaxPlugin::initialize()
|
void FaxDriver::initialize()
|
||||||
{
|
{
|
||||||
Output("Initializing module Fax");
|
Output("Initializing module Fax");
|
||||||
if (!m_handler) {
|
setup();
|
||||||
m_handler = new FaxHandler("call.execute");
|
if (m_first) {
|
||||||
Engine::install(m_handler);
|
m_first = false;
|
||||||
|
// TODO: add other handlers
|
||||||
}
|
}
|
||||||
}
|
}
|
||||||
|
|
||||||
INIT_PLUGIN(FaxPlugin);
|
|
||||||
|
|
||||||
}; // anonymous namespace
|
}; // anonymous namespace
|
||||||
|
|
||||||
/* vi: set ts=8 sw=4 sts=4 noet: */
|
/* vi: set ts=8 sw=4 sts=4 noet: */
|
||||||
|
|
|
@ -0,0 +1,208 @@
|
||||||
|
/**
|
||||||
|
* tonedetect.cpp
|
||||||
|
* This file is part of the YATE Project http://YATE.null.ro
|
||||||
|
*
|
||||||
|
* Detectors for various tones
|
||||||
|
*
|
||||||
|
* Yet Another Telephony Engine - a fully featured software PBX and IVR
|
||||||
|
* Copyright (C) 2004-2006 Null Team
|
||||||
|
*
|
||||||
|
* 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., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA.
|
||||||
|
*/
|
||||||
|
|
||||||
|
#include <yatephone.h>
|
||||||
|
|
||||||
|
#include <math.h>
|
||||||
|
|
||||||
|
using namespace TelEngine;
|
||||||
|
|
||||||
|
namespace { // anonymous
|
||||||
|
|
||||||
|
#define NZEROS 2
|
||||||
|
#define NPOLES 2
|
||||||
|
#define GAIN 1.167519293e+02
|
||||||
|
|
||||||
|
#define FAX_THRESHOLD 2000.0
|
||||||
|
|
||||||
|
class ToneConsumer : public DataConsumer
|
||||||
|
{
|
||||||
|
public:
|
||||||
|
ToneConsumer(const String &id);
|
||||||
|
virtual ~ToneConsumer();
|
||||||
|
virtual void Consume(const DataBlock& data, unsigned long tStamp);
|
||||||
|
inline const String& id() const
|
||||||
|
{ return m_id; }
|
||||||
|
private:
|
||||||
|
void init();
|
||||||
|
String m_id;
|
||||||
|
bool m_found;
|
||||||
|
float m_xv[NZEROS+1], m_yv[NPOLES+1], m_avg;
|
||||||
|
};
|
||||||
|
|
||||||
|
class DetectHandler : public MessageHandler
|
||||||
|
{
|
||||||
|
public:
|
||||||
|
DetectHandler() : MessageHandler("chan.detectdtmf") { }
|
||||||
|
virtual bool received(Message &msg);
|
||||||
|
};
|
||||||
|
|
||||||
|
class RecordHandler : public MessageHandler
|
||||||
|
{
|
||||||
|
public:
|
||||||
|
RecordHandler() : MessageHandler("chan.record") { }
|
||||||
|
virtual bool received(Message &msg);
|
||||||
|
};
|
||||||
|
|
||||||
|
class ToneDetectorModule : public Module
|
||||||
|
{
|
||||||
|
public:
|
||||||
|
ToneDetectorModule();
|
||||||
|
virtual ~ToneDetectorModule();
|
||||||
|
virtual void initialize();
|
||||||
|
private:
|
||||||
|
bool m_first;
|
||||||
|
};
|
||||||
|
|
||||||
|
static ToneDetectorModule plugin;
|
||||||
|
|
||||||
|
|
||||||
|
ToneConsumer::ToneConsumer(const String &id)
|
||||||
|
: m_id(id), m_found(false)
|
||||||
|
{
|
||||||
|
Debug(&plugin,DebugAll,"ToneConsumer::ToneConsumer(%s) [%p]",id.c_str(),this);
|
||||||
|
init();
|
||||||
|
}
|
||||||
|
|
||||||
|
ToneConsumer::~ToneConsumer()
|
||||||
|
{
|
||||||
|
Debug(&plugin,DebugAll,"ToneConsumer::~ToneConsumer [%p]",this);
|
||||||
|
}
|
||||||
|
|
||||||
|
void ToneConsumer::init()
|
||||||
|
{
|
||||||
|
m_xv[0] = m_xv[1] = 0.0;
|
||||||
|
m_yv[0] = m_yv[1] = 0.0;
|
||||||
|
m_avg = 0.0;
|
||||||
|
}
|
||||||
|
|
||||||
|
void ToneConsumer::Consume(const DataBlock& data, unsigned long timeDelta)
|
||||||
|
{
|
||||||
|
if (m_found || data.null())
|
||||||
|
return;
|
||||||
|
const int16_t* s= (const int16_t*)data.data();
|
||||||
|
for (unsigned int i=0; i<data.length(); i+=2) {
|
||||||
|
// mkfilter generated CNG detector (1100Hz)
|
||||||
|
m_xv[0] = m_xv[1]; m_xv[1] = m_xv[2];
|
||||||
|
m_xv[2] = *s++ / GAIN;
|
||||||
|
m_yv[0] = m_yv[1]; m_yv[1] = m_yv[2];
|
||||||
|
m_yv[2] = (m_xv[2] - m_xv[0]) +
|
||||||
|
(-0.9828696621 * m_yv[0]) +
|
||||||
|
( 1.2877708321 * m_yv[1]);
|
||||||
|
m_avg = 0.9*m_avg + 0.1*fabs(m_yv[2]);
|
||||||
|
|
||||||
|
if (m_avg > FAX_THRESHOLD) {
|
||||||
|
DDebug(DebugInfo,"Fax detected on %s, average=%f",m_id.c_str(),m_avg);
|
||||||
|
// prepare for new detection
|
||||||
|
init();
|
||||||
|
m_found = true;
|
||||||
|
Message* m = new Message("chan.masquerade");
|
||||||
|
m->addParam("message","call.fax");
|
||||||
|
m->addParam("id",m_id);
|
||||||
|
Engine::enqueue(m);
|
||||||
|
break;
|
||||||
|
}
|
||||||
|
}
|
||||||
|
}
|
||||||
|
|
||||||
|
|
||||||
|
// Attach a tone detector on "chan.detectdtmf" - needs a DataSource
|
||||||
|
bool DetectHandler::received(Message &msg)
|
||||||
|
{
|
||||||
|
String src(msg.getValue("consumer"));
|
||||||
|
if (src.null())
|
||||||
|
return false;
|
||||||
|
Regexp r("^tone/$");
|
||||||
|
if (!src.matches(r))
|
||||||
|
return false;
|
||||||
|
CallEndpoint* ch = static_cast<CallEndpoint *>(msg.userObject("CallEndpoint"));
|
||||||
|
if (ch) {
|
||||||
|
DataSource* s = ch->getSource();
|
||||||
|
if (s) {
|
||||||
|
ToneConsumer* c = new ToneConsumer(ch->id());
|
||||||
|
DataTranslator::attachChain(s,c);
|
||||||
|
c->deref();
|
||||||
|
return true;
|
||||||
|
}
|
||||||
|
}
|
||||||
|
else
|
||||||
|
Debug(DebugWarn,"ToneDetector attach request with no data source!");
|
||||||
|
return false;
|
||||||
|
}
|
||||||
|
|
||||||
|
|
||||||
|
// Attach a tone detector on "chan.record" - needs just a CallEndpoint
|
||||||
|
bool RecordHandler::received(Message &msg)
|
||||||
|
{
|
||||||
|
String src(msg.getValue("call"));
|
||||||
|
String id(msg.getValue("id"));
|
||||||
|
if (src.null())
|
||||||
|
return false;
|
||||||
|
Regexp r("^tone/$");
|
||||||
|
if (!src.matches(r))
|
||||||
|
return false;
|
||||||
|
DataEndpoint* de = static_cast<DataEndpoint *>(msg.userObject("DataEndpoint"));
|
||||||
|
CallEndpoint* ch = static_cast<CallEndpoint *>(msg.userObject("CallEndpoint"));
|
||||||
|
if (ch) {
|
||||||
|
id = ch->id();
|
||||||
|
if (!de)
|
||||||
|
de = ch->setEndpoint();
|
||||||
|
}
|
||||||
|
if (de) {
|
||||||
|
ToneConsumer* c = new ToneConsumer(id);
|
||||||
|
de->setCallRecord(c);
|
||||||
|
c->deref();
|
||||||
|
return true;
|
||||||
|
}
|
||||||
|
else
|
||||||
|
Debug(DebugWarn,"ToneDetector record request with no call endpoint!");
|
||||||
|
return false;
|
||||||
|
}
|
||||||
|
|
||||||
|
|
||||||
|
ToneDetectorModule::ToneDetectorModule()
|
||||||
|
: Module("tonedetect","misc"), m_first(true)
|
||||||
|
{
|
||||||
|
Output("Loaded module ToneDetector");
|
||||||
|
}
|
||||||
|
|
||||||
|
ToneDetectorModule::~ToneDetectorModule()
|
||||||
|
{
|
||||||
|
Output("Unloading module ToneDetector");
|
||||||
|
}
|
||||||
|
|
||||||
|
void ToneDetectorModule::initialize()
|
||||||
|
{
|
||||||
|
Output("Initializing module ToneDetector");
|
||||||
|
setup();
|
||||||
|
if (m_first) {
|
||||||
|
m_first = false;
|
||||||
|
Engine::install(new DetectHandler);
|
||||||
|
Engine::install(new RecordHandler);
|
||||||
|
}
|
||||||
|
}
|
||||||
|
|
||||||
|
}; // anonymous namespace
|
||||||
|
|
||||||
|
/* vi: set ts=8 sw=4 sts=4 noet: */
|
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Reference in New Issue