* This library provides basic functions for threads to interact with user
* interface, such as message output.
*****************************************************************************
- * Copyright (C) 1999, 2000, 2001, 2002 VideoLAN
- * $Id: vlc_messages.h,v 1.2 2002/06/01 18:04:48 sam Exp $
+ * Copyright (C) 1999, 2000, 2001, 2002 the VideoLAN team
+ * $Id$
*
* Authors: Vincent Seguin <seguin@via.ecp.fr>
* Samuel Hocevar <sam@zoy.org>
* 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
*
* 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., 59 Temple Place - Suite 330, Boston, MA 02111, USA.
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston MA 02110-1301, USA.
*****************************************************************************/
#include <stdarg.h>
-/*****************************************************************************
- * msg_item_t
- *****************************************************************************
+int vlc_mutex_lock( vlc_mutex_t * ) ;
+int vlc_mutex_unlock( vlc_mutex_t * ) ;
+
+/**
+ * \defgroup messages Messages
+ * This library provides basic functions for threads to interact with user
+ * interface, such as message output.
+ *
+ * @{
+ */
+
+
+/**
* Store a single message.
- *****************************************************************************/
+ */
typedef struct
{
- int i_type; /* message type, see below */
+ int i_type; /**< message type, see below */
+ int i_object_id;
+ int i_object_type;
char * psz_module;
- char * psz_msg; /* the message itself */
+ char * psz_msg; /**< the message itself */
+ char * psz_header; /**< Additional header */
-#if 0
- mtime_t date; /* date of the message */
- char * psz_file; /* file in which the function was called */
- char * psz_function; /* function from which the function was called */
- int i_line; /* line at which the function was called */
-#endif
+ mtime_t date; /**< Message date */
} msg_item_t;
/* Message types */
-#define VLC_MSG_INFO 0 /* standard messages */
-#define VLC_MSG_ERR 1 /* error messages */
-#define VLC_MSG_WARN 2 /* warning messages */
-#define VLC_MSG_DBG 3 /* debug messages */
+/** standard messages */
+#define VLC_MSG_INFO 0
+/** error messages */
+#define VLC_MSG_ERR 1
+/** warning messages */
+#define VLC_MSG_WARN 2
+/** debug messages */
+#define VLC_MSG_DBG 3
-/*****************************************************************************
- * msg_bank_t
- *****************************************************************************
+#define MSG_QUEUE_NORMAL 0
+#define MSG_QUEUE_HTTPD_ACCESS 1
+
+/**
* Store all data requiered by messages interfaces.
- *****************************************************************************/
-struct msg_bank_s
+ */
+struct msg_bank_t
{
- /* Message queue lock */
vlc_mutex_t lock;
+ int i_queues;
+ msg_queue_t **pp_queues;
+};
+
+struct msg_queue_t
+{
+ int i_id;
+
+ /** Message queue lock */
+ vlc_mutex_t lock;
+ vlc_bool_t b_overflow;
/* Message queue */
- msg_item_t msg[VLC_MSG_QSIZE]; /* message queue */
+ msg_item_t msg[VLC_MSG_QSIZE]; /**< message queue */
int i_start;
int i_stop;
/* Subscribers */
int i_sub;
msg_subscription_t **pp_sub;
+
+ /* Logfile for WinCE */
+#ifdef UNDER_CE
+ FILE *logfile;
+#endif
};
-/*****************************************************************************
- * msg_subscription_t
- *****************************************************************************
+/**
* Used by interface plugins which subscribe to the message bank.
- *****************************************************************************/
-struct msg_subscription_s
+ */
+struct msg_subscription_t
{
int i_start;
int* pi_stop;
/*****************************************************************************
* Prototypes
*****************************************************************************/
-VLC_EXPORT( void, __msg_Generic, ( vlc_object_t *, int, const char *, const char *, ... ) );
-VLC_EXPORT( void, __msg_Info, ( void *, const char *, ... ) );
-VLC_EXPORT( void, __msg_Err, ( void *, const char *, ... ) );
-VLC_EXPORT( void, __msg_Warn, ( void *, const char *, ... ) );
-VLC_EXPORT( void, __msg_Dbg, ( void *, const char *, ... ) );
+VLC_EXPORT( void, __msg_Generic, ( vlc_object_t *, int, int, const char *, const char *, ... ) ATTRIBUTE_FORMAT( 5, 6 ) );
+VLC_EXPORT( void, __msg_GenericVa, ( vlc_object_t *, int, int, const char *, const char *, va_list args ) );
+#define msg_GenericVa(a, b, c, d, e,f) __msg_GenericVa(VLC_OBJECT(a), b, c, d, e,f)
+VLC_EXPORT( void, __msg_Info, ( vlc_object_t *, const char *, ... ) ATTRIBUTE_FORMAT( 2, 3 ) );
+VLC_EXPORT( void, __msg_Err, ( vlc_object_t *, const char *, ... ) ATTRIBUTE_FORMAT( 2, 3 ) );
+VLC_EXPORT( void, __msg_Warn, ( vlc_object_t *, const char *, ... ) ATTRIBUTE_FORMAT( 2, 3 ) );
+VLC_EXPORT( void, __msg_Dbg, ( vlc_object_t *, const char *, ... ) ATTRIBUTE_FORMAT( 2, 3 ) );
#ifdef HAVE_VARIADIC_MACROS
# define msg_Info( p_this, psz_format, args... ) \
- __msg_Generic( CAST_TO_VLC_OBJECT(p_this), VLC_MSG_INFO, MODULE_STRING, \
+ __msg_Generic( VLC_OBJECT(p_this), MSG_QUEUE_NORMAL,VLC_MSG_INFO, MODULE_STRING, \
psz_format, ## args )
# define msg_Err( p_this, psz_format, args... ) \
- __msg_Generic( CAST_TO_VLC_OBJECT(p_this), VLC_MSG_ERR, MODULE_STRING, \
+ __msg_Generic( VLC_OBJECT(p_this), MSG_QUEUE_NORMAL, VLC_MSG_ERR, MODULE_STRING, \
psz_format, ## args )
# define msg_Warn( p_this, psz_format, args... ) \
- __msg_Generic( CAST_TO_VLC_OBJECT(p_this), VLC_MSG_WARN, MODULE_STRING, \
+ __msg_Generic( VLC_OBJECT(p_this), MSG_QUEUE_NORMAL, VLC_MSG_WARN, MODULE_STRING, \
psz_format, ## args )
# define msg_Dbg( p_this, psz_format, args... ) \
- __msg_Generic( CAST_TO_VLC_OBJECT(p_this), VLC_MSG_DBG, MODULE_STRING, \
+ __msg_Generic( VLC_OBJECT(p_this), MSG_QUEUE_NORMAL, VLC_MSG_DBG, MODULE_STRING, \
psz_format, ## args )
-#else /* HAVE_VARIADIC_MACROS */
+#elif defined(_MSC_VER) /* To avoid warnings and even errors with c++ files */
+
+inline void msg_Info( void *p_this, const char *psz_format, ... )
+{
+ va_list ap;
+ va_start( ap, psz_format );
+ __msg_GenericVa( ( vlc_object_t *)p_this, MSG_QUEUE_NORMAL,VLC_MSG_INFO, MODULE_STRING,
+ psz_format, ap );
+ va_end(ap);
+}
+inline void msg_Err( void *p_this, const char *psz_format, ... )
+{
+ va_list ap;
+ va_start( ap, psz_format );
+ __msg_GenericVa( ( vlc_object_t *)p_this,MSG_QUEUE_NORMAL, VLC_MSG_ERR, MODULE_STRING,
+ psz_format, ap );
+ va_end(ap);
+}
+inline void msg_Warn( void *p_this, const char *psz_format, ... )
+{
+ va_list ap;
+ va_start( ap, psz_format );
+ __msg_GenericVa( ( vlc_object_t *)p_this, MSG_QUEUE_NORMAL, VLC_MSG_WARN, MODULE_STRING,
+ psz_format, ap );
+ va_end(ap);
+}
+inline void msg_Dbg( void *p_this, const char *psz_format, ... )
+{
+ va_list ap;
+ va_start( ap, psz_format );
+ __msg_GenericVa( ( vlc_object_t *)p_this, MSG_QUEUE_NORMAL, VLC_MSG_DBG, MODULE_STRING,
+ psz_format, ap );
+ va_end(ap);
+}
+
+#else /* _MSC_VER */
# define msg_Info __msg_Info
# define msg_Err __msg_Err
#endif /* HAVE_VARIADIC_MACROS */
-#define msg_Create(a) __msg_Create(CAST_TO_VLC_OBJECT(a))
-#define msg_Destroy(a) __msg_Destroy(CAST_TO_VLC_OBJECT(a))
+#define msg_Create(a) __msg_Create(VLC_OBJECT(a))
+#define msg_Flush(a) __msg_Flush(VLC_OBJECT(a))
+#define msg_Destroy(a) __msg_Destroy(VLC_OBJECT(a))
void __msg_Create ( vlc_object_t * );
+void __msg_Flush ( vlc_object_t * );
void __msg_Destroy ( vlc_object_t * );
-#define msg_Subscribe(a) __msg_Subscribe(CAST_TO_VLC_OBJECT(a))
-#define msg_Unsubscribe(a,b) __msg_Unsubscribe(CAST_TO_VLC_OBJECT(a),b)
-VLC_EXPORT( msg_subscription_t*, __msg_Subscribe, ( vlc_object_t * ) );
+#define msg_Subscribe(a,b) __msg_Subscribe(VLC_OBJECT(a),b)
+#define msg_Unsubscribe(a,b) __msg_Unsubscribe(VLC_OBJECT(a),b)
+VLC_EXPORT( msg_subscription_t*, __msg_Subscribe, ( vlc_object_t *, int ) );
VLC_EXPORT( void, __msg_Unsubscribe, ( vlc_object_t *, msg_subscription_t * ) );
+
+/**
+ * @}
+ */
+
+/**
+ * \defgroup statistics Statistics
+ *
+ * @{
+ */
+
+/****************************
+ * Generic stats stuff
+ ****************************/
+enum
+{
+ STATS_LAST,
+ STATS_COUNTER,
+ STATS_MAX,
+ STATS_MIN,
+ STATS_DERIVATIVE,
+ STATS_TIMER
+};
+
+struct counter_sample_t
+{
+ vlc_value_t value;
+ mtime_t date;
+};
+
+struct counter_t
+{
+ /* The list is *NOT* sorted at the moment, it could be ... */
+ uint64_t i_index;
+ char * psz_name;
+ int i_type;
+ int i_compute_type;
+ int i_samples;
+ counter_sample_t ** pp_samples;
+
+ mtime_t update_interval;
+ mtime_t last_update;
+};
+
+enum
+{
+ STATS_INPUT_BITRATE,
+ STATS_READ_BYTES,
+ STATS_READ_PACKETS,
+ STATS_DEMUX_READ,
+ STATS_DEMUX_BITRATE,
+ STATS_PLAYED_ABUFFERS,
+ STATS_LOST_ABUFFERS,
+ STATS_DECODED_AUDIO,
+ STATS_DECODED_VIDEO,
+ STATS_DECODED_SUB,
+ STATS_CLIENT_CONNECTIONS,
+ STATS_ACTIVE_CONNECTIONS,
+ STATS_SOUT_SENT_PACKETS,
+ STATS_SOUT_SENT_BYTES,
+ STATS_SOUT_SEND_BITRATE,
+ STATS_DISPLAYED_PICTURES,
+ STATS_LOST_PICTURES,
+
+ STATS_TIMER_PLAYLIST_WALK,
+ STATS_TIMER_INTERACTION,
+ STATS_TIMER_PREPARSE,
+
+ STATS_TIMER_SKINS_PLAYTREE_IMAGE,
+};
+
+struct stats_handler_t
+{
+ VLC_COMMON_MEMBERS
+
+ int i_counters;
+ counter_t **pp_counters;
+};
+
+VLC_EXPORT( void, stats_HandlerDestroy, (stats_handler_t*) );
+
+#define stats_Update(a,b,c,d) __stats_Update( VLC_OBJECT( a ), b, c, d )
+VLC_EXPORT( int, __stats_Update, (vlc_object_t*, unsigned int, vlc_value_t, vlc_value_t *) );
+#define stats_Create(a,b,c,d,e) __stats_Create( VLC_OBJECT(a), b, c, d,e )
+VLC_EXPORT( int, __stats_Create, (vlc_object_t*, const char *, unsigned int, int, int) );
+#define stats_Get(a,b,c,d) __stats_Get( VLC_OBJECT(a), b, c, d )
+VLC_EXPORT( int, __stats_Get, (vlc_object_t*, int, unsigned int, vlc_value_t*) );
+#define stats_CounterGet(a,b,c) __stats_CounterGet( VLC_OBJECT(a), b, c )
+VLC_EXPORT( counter_t*, __stats_CounterGet, (vlc_object_t*, int, unsigned int ) );
+
+#define stats_GetInteger(a,b,c,d) __stats_GetInteger( VLC_OBJECT(a), b, c, d )
+static inline int __stats_GetInteger( vlc_object_t *p_obj, int i_id,
+ unsigned int i_counter, int *value )
+{
+ vlc_value_t val;
+ int i_ret = __stats_Get( p_obj, i_id, i_counter, &val );
+ *value = val.i_int;
+ return i_ret;
+}
+
+#define stats_GetFloat(a,b,c,d) __stats_GetFloat( VLC_OBJECT(a), b, c, d )
+static inline int __stats_GetFloat( vlc_object_t *p_obj, int i_id,
+ unsigned int i_counter, float *value )
+{
+ vlc_value_t val;
+ int i_ret = __stats_Get( p_obj, i_id, i_counter, &val );
+ *value = val.f_float;
+ return i_ret;
+}
+#define stats_UpdateInteger(a,b,c,d) __stats_UpdateInteger( VLC_OBJECT(a),b,c,d )
+static inline int __stats_UpdateInteger( vlc_object_t *p_obj,
+ unsigned int i_counter, int i,
+ int *pi_new )
+{
+ int i_ret;
+ vlc_value_t val;
+ vlc_value_t new_val;
+ val.i_int = i;
+ i_ret = __stats_Update( p_obj, i_counter, val , &new_val );
+ if( pi_new )
+ *pi_new = new_val.i_int;
+ return i_ret;
+}
+#define stats_UpdateFloat(a,b,c,d) __stats_UpdateFloat( VLC_OBJECT(a),b,c,d )
+static inline int __stats_UpdateFloat( vlc_object_t *p_obj,
+ unsigned int i_counter, float f,
+ float *pf_new )
+{
+ vlc_value_t val;
+ int i_ret;
+ vlc_value_t new_val;
+ val.f_float = f;
+ i_ret = __stats_Update( p_obj, i_counter, val, &new_val );
+ if( pf_new )
+ *pf_new = new_val.f_float;
+ return i_ret;
+}
+
+/******************
+ * Input stats
+ ******************/
+struct input_stats_t
+{
+ vlc_mutex_t lock;
+
+ /* Input */
+ int i_read_packets;
+ int i_read_bytes;
+ float f_input_bitrate;
+ float f_average_input_bitrate;
+
+ /* Demux */
+ int i_demux_read_packets;
+ int i_demux_read_bytes;
+ float f_demux_bitrate;
+ float f_average_demux_bitrate;
+
+ /* Decoders */
+ int i_decoded_audio;
+ int i_decoded_video;
+
+ /* Vout */
+ int i_displayed_pictures;
+ int i_lost_pictures;
+
+ /* Sout */
+ int i_sent_packets;
+ int i_sent_bytes;
+ float f_send_bitrate;
+
+ /* Aout */
+ int i_played_abuffers;
+ int i_lost_abuffers;
+};
+
+VLC_EXPORT( void, stats_ComputeInputStats, (input_thread_t*, input_stats_t*) );
+VLC_EXPORT( void, stats_ReinitInputStats, (input_stats_t *) );
+VLC_EXPORT( void, stats_DumpInputStats, (input_stats_t *) );
+
+/********************
+ * Global stats
+ *******************/
+struct global_stats_t
+{
+ vlc_mutex_t lock;
+
+ float f_input_bitrate;
+ float f_demux_bitrate;
+ float f_output_bitrate;
+
+ int i_http_clients;
+};
+
+#define stats_ComputeGlobalStats(a,b) __stats_ComputeGlobalStats( VLC_OBJECT(a),b)
+VLC_EXPORT( void, __stats_ComputeGlobalStats, (vlc_object_t*,global_stats_t*));
+
+
+/*********
+ * Timing
+ ********/
+#ifdef DEBUG
+#define stats_TimerStart(a,b,c) __stats_TimerStart( VLC_OBJECT(a), b,c )
+#define stats_TimerStop(a,b) __stats_TimerStop( VLC_OBJECT(a), b )
+#define stats_TimerDump(a,b) __stats_TimerDump( VLC_OBJECT(a), b )
+#define stats_TimersDumpAll(a) __stats_TimersDumpAll( VLC_OBJECT(a) )
+#else
+#define stats_TimerStart(a,b,c) {}
+#define stats_TimerStop(a,b) {}
+#define stats_TimerDump(a,b) {}
+#define stats_TimersDumpAll(a) {}
+#endif
+VLC_EXPORT( void,__stats_TimerStart, (vlc_object_t*, const char *, unsigned int ) );
+VLC_EXPORT( void,__stats_TimerStop, (vlc_object_t*, unsigned int) );
+VLC_EXPORT( void,__stats_TimerDump, (vlc_object_t*, unsigned int) );
+VLC_EXPORT( void,__stats_TimersDumpAll, (vlc_object_t*) );