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netsync: some cleanup (still very ugly)

This commit is contained in:
Rémi Denis-Courmont 2008-09-14 11:08:28 +03:00
parent bbb45caaca
commit 872779fbce
1 changed files with 30 additions and 54 deletions
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84
modules/control/netsync.c
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@ -51,11 +51,6 @@
#define NETSYNC_PORT 9875
/* Needed for Solaris */
#ifndef INADDR_NONE
#define INADDR_NONE 0xffffffff
#endif
/* FIXME: UGLY UGLY !! Netsync should be totally reworked */
#include "../../src/input/input_internal.h"
@ -92,11 +87,6 @@ vlc_module_begin();
set_callbacks( Activate, Close );
vlc_module_end();
struct intf_sys_t
{
input_thread_t *p_input;
};
/*****************************************************************************
* Local prototypes
*****************************************************************************/
@ -108,16 +98,29 @@ static void Run( intf_thread_t *p_intf );
static int Activate( vlc_object_t *p_this )
{
intf_thread_t *p_intf = (intf_thread_t*)p_this;
int fd;
p_intf->p_sys = malloc( sizeof( intf_sys_t ) );
if( !p_intf->p_sys )
if( config_GetInt( p_intf, "netsync-master" ) <= 0 )
{
msg_Err( p_intf, "no memory" );
return VLC_ENOMEM;
char *psz_master = config_GetPsz( p_intf, "netsync-master-ip" );
if( psz_master == NULL )
{
msg_Err( p_intf, "master address not specified" );
return VLC_EGENERIC;
}
fd = net_ConnectUDP( VLC_OBJECT(p_intf), psz_master, NETSYNC_PORT, 0 );
free( psz_master );
}
else
fd = net_ListenUDP1( VLC_OBJECT(p_intf), NULL, NETSYNC_PORT );
if( fd == -1 )
{
msg_Err( p_intf, "Netsync socket failure" );
return VLC_EGENERIC;
}
p_intf->p_sys->p_input = NULL;
p_intf->p_sys = (void *)(intptr_t)fd;
p_intf->pf_run = Run;
return VLC_SUCCESS;
}
@ -129,7 +132,7 @@ void Close( vlc_object_t *p_this )
{
intf_thread_t *p_intf = (intf_thread_t*)p_this;
free( p_intf->p_sys );
net_Close( (intptr_t)p_intf->p_sys );
}
/*****************************************************************************
@ -139,54 +142,28 @@ static void Run( intf_thread_t *p_intf )
{
#define MAX_MSG_LENGTH (2 * sizeof(int64_t))
bool b_master = config_GetInt( p_intf, "netsync-master" );
char *psz_master = NULL;
input_thread_t *p_input = NULL;
char p_data[MAX_MSG_LENGTH];
int i_socket;
int canc = vlc_savecancel();
if( !b_master )
{
psz_master = config_GetPsz( p_intf, "netsync-master-ip" );
if( psz_master == NULL )
{
msg_Err( p_intf, "master address not specified" );
return;
}
}
if( b_master )
i_socket = net_ListenUDP1( VLC_OBJECT(p_intf), NULL, NETSYNC_PORT );
else
i_socket = net_ConnectUDP( VLC_OBJECT(p_intf), psz_master, NETSYNC_PORT, 0 );
free( psz_master );
if( i_socket < 0 )
{
msg_Err( p_intf, "failed opening UDP socket" ); /* str review: is this good enough? */
return;
}
/* High priority thread */
vlc_thread_set_priority( p_intf, VLC_THREAD_PRIORITY_INPUT );
while( !intf_ShouldDie( p_intf ) )
{
/* Update the input */
if( p_intf->p_sys->p_input == NULL )
{
p_intf->p_sys->p_input =
if( p_input == NULL )
p_input =
(input_thread_t *)vlc_object_find( p_intf, VLC_OBJECT_INPUT,
FIND_ANYWHERE );
}
else if( p_intf->p_sys->p_input->b_dead )
else if( p_input->b_dead )
{
vlc_object_release( p_intf->p_sys->p_input );
p_intf->p_sys->p_input = NULL;
vlc_object_release( p_input );
p_input = NULL;
}
if( p_intf->p_sys->p_input == NULL )
if( p_input == NULL )
{
/* Wait a bit */
msleep( INTF_IDLE_SLEEP );
@ -289,14 +266,14 @@ static void Run( intf_thread_t *p_intf )
((i_receive_date - i_send_date) / 2 + i_master_date);
i_client_clockref = i_drift = 0;
if( p_intf->p_sys->p_input && i_master_clockref )
if( p_input && i_master_clockref )
{
i_client_clockref = GetClockRef( p_intf, i_clockref );
i_drift = i_client_clockref - i_master_clockref - i_diff_date;
/* Update our clock to match the master's one */
if( i_client_clockref )
p_intf->p_sys->p_input->i_pts_delay -= i_drift;
p_input->i_pts_delay -= i_drift;
}
#if 0
@ -311,8 +288,7 @@ static void Run( intf_thread_t *p_intf )
}
}
if( p_intf->p_sys->p_input ) vlc_object_release( p_intf->p_sys->p_input );
net_Close( i_socket );
if( p_input ) vlc_object_release( p_input );
vlc_restorecancel( canc );
}