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we now load module-xrdp-sink/source automatically so user's dont have to mess around with configuring /etc/pulse/default.pa config file

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This commit is contained in:
Laxmikant Rashinkar 2014-01-12 12:09:15 -08:00
parent 43b7b84182
commit 82b7ccae96
7 changed files with 203 additions and 23 deletions
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15
configure.ac
View File

@ -43,14 +43,22 @@ AC_ARG_ENABLE(tjpeg, AS_HELP_STRING([--enable-tjpeg],
[Build turbo jpeg module(assumes /opt/libjpeg-turbo) (default: no)]),
[tjpeg=true], [tjpeg=false])
AM_CONDITIONAL(XRDP_TJPEG, [test x$tjpeg = xtrue])
AC_ARG_ENABLE(simplesound, AS_HELP_STRING([--enable-simplesound],
[Build simple pulse audio interface (default: no)]),
[simplesound=true], [simplesound=false])
AM_CONDITIONAL(XRDP_SIMPLESOUND, [test x$simplesound = xtrue])
AC_ARG_ENABLE(fuse, AS_HELP_STRING([--enable-fuse],
[Build fuse(clipboard file / drive redir) (default: no)]),
[fuse=true], [fuse=false])
AM_CONDITIONAL(XRDP_FUSE, [test x$fuse = xtrue])
AC_ARG_ENABLE(load_pulse_modules, AS_HELP_STRING([--enable-load_pulse_modules],
[Build code to load pulse audio modules (default: no)]),
[load_pulse_modules=true], [load_pulse_modules=false])
AM_CONDITIONAL(XRDP_LOAD_PULSE_MODULES, [test x$load_pulse_modules = xtrue])
AC_ARG_ENABLE(xrdpvr, AS_HELP_STRING([--enable-xrdpvr],
[Build xrdpvr module (default: no)]),
[xrdpvr=true], [xrdpvr=false])
@ -105,6 +113,13 @@ then
[#define _FILE_OFFSET_BITS 64])
fi
# checking for libpulse
if ! test -z "$enable_load_pulse_modules"
then
AC_CHECK_HEADER([pulse/util.h], [],
[AC_MSG_ERROR([please install libpulse-dev or libpulse-devel])])
fi
# checking for libpulse libpulse-simple
if ! test -z "$enable_simplesound"
then

5
sesman/chansrv/Makefile.am
View File

@ -26,6 +26,11 @@ EXTRA_DEFINES += -DXRDP_FUSE
EXTRA_LIBS += -lfuse
endif
if XRDP_LOAD_PULSE_MODULES
EXTRA_DEFINES += -DXRDP_LOAD_PULSE_MODULES
EXTRA_LIBS += -lpulse
endif
AM_CFLAGS = \
-DXRDP_CFG_PATH=\"${sysconfdir}/xrdp\" \
-DXRDP_SBIN_PATH=\"${sbindir}\" \

2
sesman/chansrv/pulse/module-xrdp-sink.c
View File

@ -72,7 +72,7 @@ PA_MODULE_USAGE(
"channels=<number of channels> "
"channel_map=<channel map>");
#define DEFAULT_SINK_NAME "xrdp"
#define DEFAULT_SINK_NAME "xrdp-sink"
#define BLOCK_USEC 30000
//#define BLOCK_USEC (PA_USEC_PER_SEC * 2)
#define CHANSRV_PORT_STR "/tmp/.xrdp/xrdp_chansrv_audio_out_socket_%d"

2
sesman/chansrv/pulse/module-xrdp-source.c
View File

@ -60,7 +60,7 @@ PA_MODULE_USAGE(
"description=<description for the source> "
"latency_time=<latency time in ms>");
#define DEFAULT_SOURCE_NAME "xrdp"
#define DEFAULT_SOURCE_NAME "xrdp-source"
#define DEFAULT_LATENCY_TIME 10
#define MAX_LATENCY_USEC (PA_USEC_PER_SEC * 2)
#define CHANSRV_PORT_STR "/tmp/.xrdp/xrdp_chansrv_audio_in_socket_%d"

31
sesman/chansrv/pulse/pulse-notes.ubuntu.txt
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@ -1,4 +1,8 @@
--------------------------------------
Building pulseaudio modules for xrdp
--------------------------------------
o append the following line to /etc/apt/sources.list
deb-src http://archive.ubuntu.com/ubuntu/ precise-updates main restricted universe multiverse
@ -45,31 +49,16 @@ o sudo cp module-xrdp-sink.so /usr/lib/pulse-<version>/modules
sudo cp module-xrdp-source.so /usr/lib/pulse-<version>/modules
note: on a 64bit machine use lib64 instead of lib
o cd /etc/pulse
--------------------------------------
To test sound/microphone redirection
--------------------------------------
o sudo mv default.pa default.pa.orig
o sudo vi default.pa and add the following lines to it
.nofail
.fail
load-module module-augment-properties
#load-module module-alsa-sink device=hw:0
#load-module module-alsa-source device=hw:0
#load-module module-pipe-sink
#load-module module-pipe-source
#load-module module-null-sink
load-module module-xrdp-sink
load-module module-xrdp-source
load-module module-native-protocol-unix
#load-module module-udev-detect tsched=0
o sudo apt-get install pavucontrol
o pulseaudio --kill
o install gnome sound recorder or your favorite sound recorder
o mplayer -ao pulse <audio file>
o sudo apt-get install pavucontrol
o in another window run pavucontrol and you should see xrdp-sink in use
o to enable pulseaudio log

170
sesman/chansrv/sound.c
View File

@ -16,6 +16,14 @@
* limitations under the License.
*/
#include <stdio.h>
#include <pulse/util.h>
#include <sys/types.h>
#include <sys/socket.h>
#include <sys/errno.h>
#include <signal.h>
#include <sys/un.h>
#include "sound.h"
#include "thread_calls.h"
#include "defines.h"
@ -626,6 +634,12 @@ sound_init(void)
LOG(0, ("sound_init:"));
#ifdef XRDP_LOAD_PULSE_MODULES
if (load_pulse_modules())
LOG(0, ("Audio and microphone redirection will not work!"));
#endif
/* init sound output */
sound_send_server_output_formats();
@ -691,6 +705,10 @@ sound_deinit(void)
fifo_deinit(&in_fifo);
#ifdef XRDP_LOAD_PULSE_MODULES
system("pulseaudio --kill");
#endif
return 0;
}
@ -802,6 +820,158 @@ sound_check_wait_objs(void)
return 0;
}
/**
* Load xrdp pulseaudio sink and source modules
*
* @return 0 on success, -1 on failure
*****************************************************************************/
#ifdef XRDP_LOAD_PULSE_MODULES
static int APP_CC
load_pulse_modules()
{
struct sockaddr_un sa;
pid_t pid;
char* cli;
int fd;
int i;
int rv;
char buf[1024];
/* is pulse audio daemon running? */
if (pa_pid_file_check_running(&pid, "pulseaudio") < 0)
{
LOG(0, ("load_pulse_modules: No PulseAudio daemon running, "
"or not running as session daemon"));
}
/* get name of unix domain socket used by pulseaudio for CLI */
if ((cli = (char *) pa_runtime_path("cli")) == NULL)
{
LOG(0, ("load_pulse_modules: Error getting PulesAudio runtime path"));
return -1;
}
/* open a socket */
if ((fd = socket(PF_LOCAL, SOCK_STREAM, 0)) < 0)
{
pa_xfree(cli);
LOG(0, ("load_pulse_modules: Socket open error"));
return -1;
}
/* set it up */
memset(&sa, 0, sizeof(struct sockaddr_un));
sa.sun_family = AF_UNIX;
pa_strlcpy(sa.sun_path, cli, sizeof(sa.sun_path));
pa_xfree(cli);
for (i = 0; i < 20; i++)
{
if (pa_pid_file_kill(SIGUSR2, NULL, "pulseaudio") < 0)
LOG(0, ("load_pulse_modules: Failed to kill PulseAudio daemon"));
if ((rv = connect(fd, (struct sockaddr*) &sa, sizeof(sa))) < 0 &&
(errno != ECONNREFUSED && errno != ENOENT))
{
LOG(0, ("load_pulse_modules: connect() failed with error: %s",
strerror(errno)));
return -1;
}
if (rv >= 0)
break;
pa_msleep(300);
}
if (i >= 20)
{
LOG(0, ("load_pulse_modules: Daemon not responding"));
return -1;
}
LOG(0, ("load_pulse_modules: connected to pulseaudio daemon"));
/* read back PulseAudio sign on message */
memset(buf, 0, 1024);
recv(fd, buf, 1024, 0);
/* send cmd to load source module */
memset(buf, 0, 1024);
sprintf(buf, "load-module module-xrdp-source\n");
send(fd, buf, strlen(buf), 0);
/* read back response */
memset(buf, 0, 1024);
recv(fd, buf, 1024, 0);
if (strcasestr(buf, "Module load failed") != 0)
{
LOG(0, ("load_pulse_modules: Error loading module-xrdp-source"));
}
else
{
LOG(0, ("load_pulse_modules: Loaded module-xrdp-source"));
/* success, set it as the default source */
memset(buf, 0, 1024);
sprintf(buf, "set-default-source xrdp-source\n");
send(fd, buf, strlen(buf), 0);
memset(buf, 0, 1024);
recv(fd, buf, 1024, 0);
if (strcasestr(buf, "does not exist") != 0)
{
LOG(0, ("load_pulse_modules: Error setting default source"));
}
else
{
LOG(0, ("load_pulse_modules: set default source"));
}
}
/* send cmd to load sink module */
memset(buf, 0, 1024);
sprintf(buf, "load-module module-xrdp-sink\n");
send(fd, buf, strlen(buf), 0);
/* read back response */
memset(buf, 0, 1024);
recv(fd, buf, 1024, 0);
if (strcasestr(buf, "Module load failed") != 0)
{
LOG(0, ("load_pulse_modules: Error loading module-xrdp-sink"));
}
else
{
LOG(0, ("load_pulse_modules: Loaded module-xrdp-sink"));
/* success, set it as the default sink */
memset(buf, 0, 1024);
sprintf(buf, "set-default-sink xrdp-sink\n");
send(fd, buf, strlen(buf), 0);
memset(buf, 0, 1024);
recv(fd, buf, 1024, 0);
if (strcasestr(buf, "does not exist") != 0)
{
LOG(0, ("load_pulse_modules: Error setting default sink"));
}
else
{
LOG(0, ("load_pulse_modules: set default sink"));
}
}
close(fd);
return 0;
}
#endif
/******************************************************************************
** **
** Microphone releated code **

1
sesman/chansrv/sound.h
View File

@ -75,4 +75,5 @@ static int APP_CC sound_input_start_recording();
static int APP_CC sound_input_stop_recording();
static int APP_CC sound_process_input_data(struct stream *s, int bytes);
static int DEFAULT_CC sound_sndsrvr_source_data_in(struct trans *trans);
static int APP_CC load_pulse_modules();
#endif