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gstreamer/gst/gstinfo.h
Benjamin Otte 33ef3f7d4d make gst-launch --gst-mask=-1 fakesrc ! fakesink work on Solaris 
Original commit message from CVS:
make gst-launch --gst-mask=-1 fakesrc ! fakesink work on Solaris
2003-05-02 20:07:45 +00:00

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/* GStreamer
* Copyright (C) 1999,2000 Erik Walthinsen <omega@cse.ogi.edu>
* 2000 Wim Taymans <wtay@chello.be>
*
* gstinfo.h:
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Library General Public
* License as published by the Free Software Foundation; either
* version 2 of the License, or (at your option) any later version.
*
* This library 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
* Library General Public License for more details.
*
* You should have received a copy of the GNU Library General Public
* License along with this library; if not, write to the
* Free Software Foundation, Inc., 59 Temple Place - Suite 330,
* Boston, MA 02111-1307, USA.
*/
#ifndef __GSTINFO_H__
#define __GSTINFO_H__
#include <stdio.h>
#include <gmodule.h>
#include <unistd.h>
#include <glib/gmacros.h>
#ifdef HAVE_CONFIG_H
#include <config.h>
#endif
/* This is needed in printf's if a char* might be NULL. Solaris crashes then */
#define GST_STR_NULL(str) ((str) ? (str) : "(NULL)")
/* FIXME: convert to using G_STRLOC all the way if we can ! */
#ifndef FUNCTION
#ifdef G_GNUC_PRETTY_FUNCTION
#define FUNCTION G_GNUC_PRETTY_FUNCTION
#elif HAVE_FUNC
#define FUNCTION __func__
#elif HAVE_PRETTY_FUNCTION
#define FUNCTION __PRETTY_FUNCTION__
#elif HAVE_FUNCTION
#define FUNCTION __FUNCTION__
#else
#define FUNCTION ""
#endif
#endif /* ifndef FUNCTION */
/***** are we in the core or not? *****/
#ifdef __GST_PRIVATE_H__
#define _GST_DEBUG_INCORE TRUE
#else
#define _GST_DEBUG_INCORE FALSE
#endif
/* colorization stuff */
#ifdef GST_DEBUG_COLOR
#ifdef __GST_PRIVATE_H__ /* FIXME this should be some libgst.la -specific thing */
#define GST_DEBUG_CHAR_MODE "00"
#else
#define GST_DEBUG_CHAR_MODE "01"
#endif
#endif
gint _gst_debug_stringhash_color(gchar *file);
/**********************************************************************
* Categories
**********************************************************************/
const gchar * gst_get_category_name (gint category);
enum {
GST_CAT_GST_INIT = 0, /* Library initialization */
GST_CAT_COTHREADS, /* Cothread creation, etc. */
GST_CAT_COTHREAD_SWITCH, /* Cothread switching */
GST_CAT_AUTOPLUG, /* Successful autoplug results */
GST_CAT_AUTOPLUG_ATTEMPT, /* Attempted autoplug operations */
GST_CAT_PARENTAGE, /* GstBin parentage issues */
GST_CAT_STATES, /* State changes and such */
GST_CAT_PLANNING, /* Plan generation */
GST_CAT_SCHEDULING, /* Schedule construction */
GST_CAT_DATAFLOW, /* Events during actual data movement */
GST_CAT_BUFFER, /* Buffer creation/destruction */
GST_CAT_CAPS, /* Capabilities matching */
GST_CAT_CLOCK, /* Clocking */
GST_CAT_ELEMENT_PADS, /* Element pad management */
GST_CAT_ELEMENT_FACTORY, /* Elementfactory stuff */
GST_CAT_PADS, /* Pad creation/linking */
GST_CAT_PIPELINE, /* Pipeline stuff */
GST_CAT_PLUGIN_LOADING, /* Plugin loading */
GST_CAT_PLUGIN_ERRORS, /* Errors during plugin loading */
GST_CAT_PLUGIN_INFO, /* Plugin state information */
GST_CAT_PROPERTIES, /* Properties */
GST_CAT_THREAD, /* Thread creation/management */
GST_CAT_TYPES, /* Typing */
GST_CAT_XML, /* XML load/save of everything */
GST_CAT_NEGOTIATION, /* Caps Negotiation stuff */
GST_CAT_REFCOUNTING, /* Ref Counting stuff */
GST_CAT_EVENT, /* Event system */
GST_CAT_PARAMS, /* Dynamic parameters */
GST_CAT_CALL_TRACE = 30, /* Call tracing */
GST_CAT_MAX_CATEGORY = 31
};
extern const gchar *_gst_category_colors[32];
extern GStaticPrivate _gst_debug_cothread_index;
/**********************************************************************
* DEBUG system
**********************************************************************/
/* for include files that make too much noise normally */
#ifdef GST_DEBUG_FORCE_DISABLE
#undef GST_DEBUG_ENABLED
#endif
/* for applications that really really want all the noise */
#ifdef GST_DEBUG_FORCE_ENABLE
#define GST_DEBUG_ENABLED
#endif
/*#ifdef GST_DEBUG_ENABLED */
#define GST_DEBUG_ENABLE_CATEGORIES 0xffffffff
/*#else */
/*#define GST_DEBUG_ENABLE_CATEGORIES 0x00000000 */
/*#endif */
typedef void (*GstDebugHandler) (gint category,gboolean core,
const gchar *file,const gchar *function,
gint line,const gchar *debug_string,
void *element,gchar *string);
void gst_default_debug_handler (gint category,gboolean incore,
const gchar *file, const gchar *function,
gint line,const gchar *debug_string,
void *element,gchar *string);
extern guint32 _gst_debug_categories;
extern GstDebugHandler _gst_debug_handler;
/* fallback, this should probably be a 'weak' symbol or something */
G_GNUC_UNUSED static gchar *_debug_string = NULL;
#ifdef G_HAVE_ISO_VARARGS
#ifdef GST_DEBUG_ENABLED
#define GST_DEBUG(cat, ...) G_STMT_START{ \
if ((1<<cat) & _gst_debug_categories) \
_gst_debug_handler(cat,_GST_DEBUG_INCORE,__FILE__,FUNCTION,__LINE__,_debug_string, \
NULL,g_strdup_printf( __VA_ARGS__ )); \
}G_STMT_END
#define GST_DEBUG_ELEMENT(cat, element, ...) G_STMT_START{ \
if ((1<<cat) & _gst_debug_categories) \
_gst_debug_handler(cat,_GST_DEBUG_INCORE,__FILE__,FUNCTION,__LINE__,_debug_string, \
element,g_strdup_printf( __VA_ARGS__ )); \
}G_STMT_END
#else
#define GST_DEBUG(cat, ...)
#define GST_DEBUG_ELEMENT(cat,element, ...)
#endif
#elif defined(G_HAVE_GNUC_VARARGS)
#ifdef GST_DEBUG_ENABLED
#define GST_DEBUG(cat,format,args...) G_STMT_START{ \
if ((1<<cat) & _gst_debug_categories) \
_gst_debug_handler(cat,_GST_DEBUG_INCORE,__FILE__,FUNCTION,__LINE__,_debug_string, \
NULL,g_strdup_printf( format , ## args )); \
}G_STMT_END
#define GST_DEBUG_ELEMENT(cat,element,format,args...) G_STMT_START{ \
if ((1<<cat) & _gst_debug_categories) \
_gst_debug_handler(cat,_GST_DEBUG_INCORE,__FILE__,FUNCTION,__LINE__,_debug_string, \
element,g_strdup_printf( format , ## args )); \
}G_STMT_END
#else
#define GST_DEBUG(cat,format,args...)
#define GST_DEBUG_ELEMENT(cat,element,format,args...)
#endif
#endif
/********** some convenience macros for debugging **********/
#define GST_DEBUG_PAD_NAME(pad) \
(GST_OBJECT_PARENT(pad) != NULL) ? \
GST_STR_NULL (GST_OBJECT_NAME (GST_OBJECT_PARENT(pad))) : \
"''", GST_OBJECT_NAME (pad)
#ifdef G_HAVE_ISO_VARARGS
#ifdef GST_DEBUG_COLOR
#define GST_DEBUG_ENTER(...) GST_DEBUG( 31 , "\033[00;37mentering\033[00m: " __VA_ARGS__ )
#define GST_DEBUG_LEAVE(...) GST_DEBUG( 31 , "\033[00;37mleaving\033[00m: " __VA_ARGS__ )
#else
#define GST_DEBUG_ENTER(...) GST_DEBUG( 31 , "entering: " __VA_ARGS__ )
#define GST_DEBUG_LEAVE(...) GST_DEBUG( 31 , "leaving: " __VA_ARGS__ )
#endif
#elif defined(G_HAVE_GNUC_VARARGS)
#ifdef GST_DEBUG_COLOR
#define GST_DEBUG_ENTER(format, args...) GST_DEBUG( 31 , format ": \033[00;37mentering\033[00m" , ##args )
#define GST_DEBUG_LEAVE(format, args...) GST_DEBUG( 31 , format ": \033[00;37mleaving\033[00m" , ##args )
#else
#define GST_DEBUG_ENTER(format, args...) GST_DEBUG( 31 , format ": entering" , ##args )
#define GST_DEBUG_LEAVE(format, args...) GST_DEBUG( 31 , format ": leaving" , ##args )
#endif
#endif
/***** Colorized debug for thread ids *****/
#ifdef GST_DEBUG_COLOR
#define GST_DEBUG_THREAD_FORMAT "\033[00;%dm%d\033[00m"
#define GST_DEBUG_THREAD_ARGS(id) ( ((id) < 0) ? 37 : ((id) % 6 + 31) ), (id)
#else
#define GST_DEBUG_THREAD_FORMAT "%d"
#define GST_DEBUG_THREAD_ARGS(id) (id)
#endif
/**********************************************************************
* The following is a DEBUG_ENTER implementation that will wrap the
* function it sits at the head of. It removes the need for a
* DEBUG_LEAVE call. However, it segfaults whenever it gets anywhere
* near cothreads. We will not use it for the moment.
*
typedef void (*_debug_function_f)();
G_GNUC_UNUSED static gchar *_debug_string_pointer = NULL;
G_GNUC_UNUSED static GModule *_debug_self_module = NULL;
#ifdef G_HAVE_ISO_VARARGS
#define _DEBUG_ENTER_BUILTIN(...) \
static int _debug_in_wrapper = 0; \
gchar *_debug_string = ({ \
if (!_debug_in_wrapper) { \
void *_return_value; \
gchar *_debug_string; \
_debug_function_f function; \
void *_function_args = __builtin_apply_args(); \
_debug_in_wrapper = 1; \
_debug_string = g_strdup_printf(GST_DEBUG_PREFIX("")); \
_debug_string_pointer = _debug_string; \
fprintf(stderr,"%s: entered " FUNCTION, _debug_string); \
fprintf(stderr, __VA_ARGS__ ); \
fprintf(stderr,"\n"); \
if (_debug_self_module == NULL) _debug_self_module = g_module_open(NULL,0); \
g_module_symbol(_debug_self_module,FUNCTION,(gpointer *)&function); \
_return_value = __builtin_apply(function,_function_args,64); \
fprintf(stderr,"%s: left " FUNCTION, _debug_string); \
fprintf(stderr, __VA_ARGS__); \
fprintf(stderr,"\n"); \
g_free(_debug_string); \
__builtin_return(_return_value); \
} else { \
_debug_in_wrapper = 0; \
} \
_debug_string_pointer; \
});
#elif defined(G_HAVE_GNUC_VARARGS)
#define _DEBUG_ENTER_BUILTIN(format,args...) \
static int _debug_in_wrapper = 0; \
gchar *_debug_string = ({ \
if (!_debug_in_wrapper) { \
void *_return_value; \
gchar *_debug_string; \
_debug_function_f function; \
void *_function_args = __builtin_apply_args(); \
_debug_in_wrapper = 1; \
_debug_string = g_strdup_printf(GST_DEBUG_PREFIX("")); \
_debug_string_pointer = _debug_string; \
fprintf(stderr,"%s: entered " FUNCTION format "\n" , _debug_string , ## args ); \
if (_debug_self_module == NULL) _debug_self_module = g_module_open(NULL,0); \
g_module_symbol(_debug_self_module,FUNCTION,(gpointer *)&function); \
_return_value = __builtin_apply(function,_function_args,64); \
fprintf(stderr,"%s: left " FUNCTION format "\n" , _debug_string , ## args ); \
g_free(_debug_string); \
__builtin_return(_return_value); \
} else { \
_debug_in_wrapper = 0; \
} \
_debug_string_pointer; \
});
#endif
* WARNING: there's a gcc CPP bug lurking in here. The extra space before the ##args *
* somehow make the preprocessor leave the _debug_string. If it's removed, the *
* _debug_string somehow gets stripped along with the ##args, and that's all she wrote. *
#ifdef G_HAVE_ISO_VARARGS
#define _DEBUG_BUILTIN(...) \
if (_debug_string != (void *)-1) { \
if (_debug_string) { \
fprintf(stderr, "%s: " _debug_string); \
fprintf(stderr, __VA_ARGS__); \
} else { \
fprintf(stderr,GST_DEBUG_PREFIX(": " __VA_ARGS__)); \
} \
}
#elif defined(G_HAVE_GNUC_VARARGS)
#define _DEBUG_BUILTIN(format,args...) \
if (_debug_string != (void *)-1) { \
if (_debug_string) \
fprintf(stderr,"%s: " format , _debug_string , ## args); \
else \
fprintf(stderr,GST_DEBUG_PREFIX(": " format , ## args)); \
}
#endif
*/
/**********************************************************************
* INFO system
**********************************************************************/
typedef void (*GstInfoHandler) (gint category,gboolean incore,
const gchar *file,const gchar *function,
gint line,const gchar *debug_string,
void *element,gchar *string);
void gst_default_info_handler (gint category,gboolean incore,
const gchar *file,const gchar *function,
gint line,const gchar *debug_string,
void *element,gchar *string);
extern GstInfoHandler _gst_info_handler;
extern guint32 _gst_info_categories;
/* for include files that make too much noise normally */
#ifdef GST_INFO_FORCE_DISABLE
#undef GST_INFO_ENABLED
#endif
/* for applications that really really want all the noise */
#ifdef GST_INFO_FORCE_ENABLE
#define GST_INFO_ENABLED
#endif
#ifdef G_HAVE_ISO_VARARGS
#ifdef GST_INFO_ENABLED
#define GST_INFO(cat,...) G_STMT_START{ \
if ((1<<cat) & _gst_info_categories) \
_gst_info_handler(cat,_GST_DEBUG_INCORE,__FILE__,FUNCTION,__LINE__,_debug_string, \
NULL,g_strdup_printf( __VA_ARGS__ )); \
}G_STMT_END
#define GST_INFO_ELEMENT(cat,element,...) G_STMT_START{ \
if ((1<<cat) & _gst_info_categories) \
_gst_info_handler(cat,_GST_DEBUG_INCORE,__FILE__,FUNCTION,__LINE__,_debug_string, \
element,g_strdup_printf( __VA_ARGS__ )); \
}G_STMT_END
#else
#define GST_INFO(cat,...)
#define GST_INFO_ELEMENT(cat,element,...)
#endif
#elif defined(G_HAVE_GNUC_VARARGS)
#ifdef GST_INFO_ENABLED
#define GST_INFO(cat,format,args...) G_STMT_START{ \
if ((1<<cat) & _gst_info_categories) \
_gst_info_handler(cat,_GST_DEBUG_INCORE,__FILE__,FUNCTION,__LINE__,_debug_string, \
NULL,g_strdup_printf( format , ## args )); \
}G_STMT_END
#define GST_INFO_ELEMENT(cat,element,format,args...) G_STMT_START{ \
if ((1<<cat) & _gst_info_categories) \
_gst_info_handler(cat,_GST_DEBUG_INCORE,__FILE__,FUNCTION,__LINE__,_debug_string, \
element,g_strdup_printf( format , ## args )); \
}G_STMT_END
#else
#define GST_INFO(cat,format,args...)
#define GST_INFO_ELEMENT(cat,element,format,args...)
#endif
#endif
void gst_info_set_categories (guint32 categories);
guint32 gst_info_get_categories (void);
void gst_info_enable_category (gint category);
void gst_info_disable_category (gint category);
void gst_debug_set_categories (guint32 categories);
guint32 gst_debug_get_categories (void);
void gst_debug_enable_category (gint category);
void gst_debug_disable_category (gint category);
/**********************************************************************
* ERROR system
**********************************************************************/
typedef void (*GstErrorHandler) (gchar *file,gchar *function,
gint line,gchar *debug_string,
void *element,void *object,gchar *string);
void gst_default_error_handler (gchar *file,gchar *function,
gint line,gchar *debug_string,
void *element,void *object,gchar *string);
extern GstErrorHandler _gst_error_handler;
#ifdef G_HAVE_ISO_VARARGS
#define GST_ERROR(element,...) \
_gst_error_handler(__FILE__,FUNCTION,__LINE__,_debug_string, \
element,NULL,g_strdup_printf( __VA_ARGS__ ))
#define GST_ERROR_OBJECT(element,object,...) \
_gst_error_handler(__FILE__,FUNCTION,__LINE__,_debug_string, \
element,object,g_strdup_printf( __VA_ARGS__ ))
#elif defined(G_HAVE_GNUC_VARARGS)
#define GST_ERROR(element,format,args...) \
_gst_error_handler(__FILE__,FUNCTION,__LINE__,_debug_string, \
element,NULL,g_strdup_printf( format , ## args ))
#define GST_ERROR_OBJECT(element,object,format,args...) \
_gst_error_handler(__FILE__,FUNCTION,__LINE__,_debug_string, \
element,object,g_strdup_printf( format , ## args ))
#endif
/********** function pointer stuff **********/
#if GST_DEBUG_ENABLED
void* _gst_debug_register_funcptr (void *ptr, gchar *ptrname);
gchar* _gst_debug_nameof_funcptr (void *ptr);
#define GST_DEBUG_FUNCPTR(ptr) _gst_debug_register_funcptr((void *)(ptr), #ptr)
#define GST_DEBUG_FUNCPTR_NAME(ptr) _gst_debug_nameof_funcptr((void *)ptr)
#else
#define GST_DEBUG_FUNCPTR(ptr) (ptr)
#define GST_DEBUG_FUNCPTR_NAME(ptr) ""
#endif /* GST_DEBUG_ENABLED */
void gst_debug_print_stack_trace (void);
#endif /* __GSTINFO_H__ */
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