gstreamer/plugins/elements/gstelements_private.c
2014-06-04 12:30:36 +01:00

70 lines
2 KiB
C

/* GStreamer
* Copyright (C) 2014 Vincent Penquerc'h <vincent@collabora.co.uk>
*
* gstelements_private.c: Shared code for core elements
*
* 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., 51 Franklin St, Fifth Floor,
* Boston, MA 02110-1301, USA.
*/
#ifdef HAVE_CONFIG_H
# include "config.h"
#endif
#include <string.h>
#include "gst/gst.h"
#include "gstelements_private.h"
/**
* gst_buffer_get_flags_string:
* @buffer: a #GstBuffer
* Returns: A newly allocated string
*
* Returns a newly allocated string describing the flags on this buffer.
* The string must be freed using g_free() when done.
*
* Since: 1.4
*/
char *
gst_buffer_get_flags_string (GstBuffer * buffer)
{
static const char *const flag_list[] = {
"", "", "", "", "live", "decode-only", "discont", "resync", "corrupted",
"marker", "header", "gap", "droppable", "delta-unit", "tag-memory",
"FIXME"
};
int i, max_bytes;
char *flag_str, *end;
max_bytes = 1; /* NUL */
for (i = 0; i < G_N_ELEMENTS (flag_list); i++) {
max_bytes += strlen (flag_list[i]) + 1; /* string and space */
}
flag_str = g_malloc (max_bytes);
end = flag_str;
end[0] = '\0';
for (i = 0; i < G_N_ELEMENTS (flag_list); i++) {
if (GST_MINI_OBJECT_CAST (buffer)->flags & (1 << i)) {
strcpy (end, flag_list[i]);
end += strlen (end);
end[0] = ' ';
end[1] = '\0';
end++;
}
}
return flag_str;
}