1 #ifndef __GST_PARSE_TYPES_H__

     2 #define __GST_PARSE_TYPES_H__

     3 

     4 #include <glib-object.h>

     5 #include "../gstelement.h"

     6 

     7 typedef struct {

     8   GstElement *src;

     9   GstElement *sink;

    10   gchar *src_name;

    11   gchar *sink_name;

    12   GSList *src_pads;

    13   GSList *sink_pads;

    14   GstCaps *caps;

    15 } link_t;

    16 

    17 typedef struct {

    18   GSList *elements;

    19   GstElement *first;

    20   GstElement *last;

    21   link_t *front;

    22   link_t *back;

    23 } chain_t;

    24 

    25 typedef struct _graph_t graph_t;

    26 struct _graph_t {

    27   chain_t *chain; /* links are supposed to be done now */

    28   GSList *links;

    29   GError **error;

    30 };

    31 

    32 

    33 /*

    34  * Memory checking. Should probably be done with gsttrace stuff, but that

    35  * doesn't really work.

    36  * This is not safe from reentrance issues, but that doesn't matter as long as

    37  * we lock a mutex before parsing anyway.

    38  */

    39 #ifdef GST_DEBUG_ENABLED

    40 #  define __GST_PARSE_TRACE

    41 #endif

    42 

    43 #ifdef __GST_PARSE_TRACE

    44 gchar  *__gst_parse_strdup (gchar *org);

    45 void	__gst_parse_strfree (gchar *str);

    46 link_t *__gst_parse_link_new ();

    47 void	__gst_parse_link_free (link_t *data);

    48 chain_t *__gst_parse_chain_new ();

    49 void	__gst_parse_chain_free (chain_t *data);

    50 #  define gst_parse_strdup __gst_parse_strdup

    51 #  define gst_parse_strfree __gst_parse_strfree

    52 #  define gst_parse_link_new __gst_parse_link_new

    53 #  define gst_parse_link_free __gst_parse_link_free

    54 #  define gst_parse_chain_new __gst_parse_chain_new

    55 #  define gst_parse_chain_free __gst_parse_chain_free

    56 #else /* __GST_PARSE_TRACE */

    57 #  define gst_parse_strdup g_strdup

    58 #  define gst_parse_strfree g_free

    59 #  define gst_parse_link_new() g_new0 (link_t, 1)

    60 #  define gst_parse_link_free g_free

    61 #  define gst_parse_chain_new() g_new0 (chain_t, 1)

    62 #  define gst_parse_chain_free g_free

    63 #endif /* __GST_PARSE_TRACE */

    64 

    65 static inline void

    66 gst_parse_unescape (gchar *str)

    67 {

    68   gchar *walk;

    69 

    70   g_return_if_fail (str != NULL);

    71 

    72   walk = str;

    73 

    74   while (*walk) {

    75     if (*walk == '\\')

    76       walk++;

    77     *str = *walk;

    78     str++;

    79     walk++;

    80   }

    81   *str = '\0';

    82 }

    83 

    84 #endif /* __GST_PARSE_TYPES_H__ */