mirror of
https://gitlab.freedesktop.org/gstreamer/gstreamer.git
synced 2024-12-01 06:01:04 +00:00
803c7ab378
Original commit message from CVS: This ISO_VARARGS macro is more consistant with the others.
55 lines
1.5 KiB
C
55 lines
1.5 KiB
C
/* GStreamer
|
|
* Copyright (C) <1999> Erik Walthinsen <omega@cse.ogi.edu>
|
|
*
|
|
* 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.
|
|
*/
|
|
|
|
|
|
#include <riff.h>
|
|
|
|
/*#define debug(format,args...) g_print(format,##args) */
|
|
|
|
#ifdef G_HAVE_ISO_VARARGS
|
|
|
|
#define debug(...)
|
|
|
|
#elif defined(G_HAVE_GNUC_VARARGS)
|
|
|
|
#define debug(format,args...)
|
|
|
|
#endif
|
|
|
|
gulong gst_riff_fourcc_to_id(gchar *fourcc) {
|
|
g_return_val_if_fail(fourcc != NULL, 0);
|
|
|
|
return GUINT32_FROM_LE((gulong)(fourcc[0] << 0) | (fourcc[1] << 8) |
|
|
(fourcc[2] << 16) | (fourcc[3] << 24));
|
|
}
|
|
|
|
gchar *gst_riff_id_to_fourcc(gulong id) {
|
|
static gchar fourcc[5];
|
|
|
|
g_return_val_if_fail(fourcc != NULL, NULL);
|
|
|
|
id = GUINT32_FROM_LE(id);
|
|
fourcc[0] = (id >> 0) & 0xff;
|
|
fourcc[1] = (id >> 8) & 0xff;
|
|
fourcc[2] = (id >> 16) & 0xff;
|
|
fourcc[3] = (id >> 24) & 0xff;
|
|
fourcc[4] = 0;
|
|
|
|
return fourcc;
|
|
}
|