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authorJeremy Simon <jsimon13@yahoo.fr>2002-11-23 09:35:43 +0000
committerJeremy Simon <jsimon13@yahoo.fr>2002-11-23 09:35:43 +0000
commita26e1cc0d263cc9ab8a976f4dc9a7337a122178b (patch)
tree050a190b28ff6009251d968e19e880e1e2e779bf /gst/modplug
parent68c5ced3104ab11e0b387e35c0986ac5e94e486e (diff)
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Thanks Ken !
Original commit message from CVS: Patch from Ken MacLeod (Bug #98797), Thanks Ken !
Diffstat (limited to 'gst/modplug')
-rw-r--r--gst/modplug/Makefile.am2
-rw-r--r--gst/modplug/modplug_types.cc221
2 files changed, 222 insertions, 1 deletions
diff --git a/gst/modplug/Makefile.am b/gst/modplug/Makefile.am
index b8f62ce3..847e734d 100644
--- a/gst/modplug/Makefile.am
+++ b/gst/modplug/Makefile.am
@@ -4,7 +4,7 @@ plugindir = $(libdir)/gst
plugin_LTLIBRARIES = libgstmodplug.la
-libgstmodplug_la_SOURCES = gstmodplug.cc modplug_types.c
+libgstmodplug_la_SOURCES = gstmodplug.cc modplug_types.cc
libgstmodplug_la_CFLAGS = $(GST_CFLAGS)
libgstmodplug_la_CXXFLAGS = $(GST_CFLAGS)
libgstmodplug_la_LIBADD = libmodplug/libmodplug.la -lstdc++
diff --git a/gst/modplug/modplug_types.cc b/gst/modplug/modplug_types.cc
new file mode 100644
index 00000000..a6ca7874
--- /dev/null
+++ b/gst/modplug/modplug_types.cc
@@ -0,0 +1,221 @@
+/* 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 <gst/gst.h>
+#include <string.h> /* memcmp */
+#include <ctype.h> /* isdigit */
+
+#include "modplug_types.h"
+
+#define MODULEHEADERSIZE 0x438
+
+
+gboolean MOD_CheckType( GstBuffer *buf )
+{
+guint8 *data;
+
+ data = GST_BUFFER_DATA( buf ) + MODULEHEADERSIZE;
+
+ /* Protracker and variants */
+ if (( ! memcmp( data, "M.K.", 4 )) || ( ! memcmp( data, "M!K!", 4 )))
+ return TRUE;
+
+ /* Star Tracker */
+ if ((( ! memcmp( data, "FLT", 3 )) || ( ! memcmp( data, "EXO", 3 ))) && ( isdigit( data[3] )))
+ return TRUE;
+
+ /* Oktalyzer (Amiga) */
+ if (! memcmp( data, "OKTA", 4 ))
+ return TRUE;
+
+ /* Oktalyser (Atari) */
+ if ( ! memcmp( data, "CD81", 4 ))
+ return TRUE;
+
+ /* Fasttracker */
+ if (( ! memcmp( data + 1, "CHN", 3 )) && ( isdigit( data[0] )))
+ return TRUE;
+
+ /* Fasttracker or Taketracker */
+ if ((( ! memcmp( data + 2, "CH", 2 )) || ( ! memcmp( data + 2, "CN", 2 ))) && ( isdigit( data[0] )) && ( isdigit( data[1] )))
+ return TRUE;
+
+ return FALSE;
+}
+
+gboolean Mod_669_CheckType( GstBuffer *buf )
+{
+guint8 *data;
+
+ data = GST_BUFFER_DATA( buf );
+
+ if( ! memcmp( data, "if", 2 ) || ! memcmp( data, "JN", 2 ))
+ return TRUE;
+
+ return FALSE;
+}
+
+gboolean Amf_CheckType( GstBuffer *buf )
+{
+guint8 *data;
+
+ data = GST_BUFFER_DATA( buf );
+
+ if( memcmp( data, "AMF", 3) )
+ return FALSE;
+
+ data = GST_BUFFER_DATA( buf ) + 3;
+
+ if (( (gint)*data >= 10 ) && ( (gint)*data <= 14 ))
+ return TRUE;
+
+ return FALSE;
+}
+
+gboolean Dsm_CheckType( GstBuffer *buf )
+{
+guint8 *data;
+
+ data = GST_BUFFER_DATA( buf );
+
+ if( ! memcmp( data, "RIFF", 4 ) && ! memcmp( data + 8, "DSMF", 4 ))
+ return TRUE;
+
+ return FALSE;
+}
+
+gboolean Fam_CheckType( GstBuffer *buf )
+{
+guint8 *data;
+static unsigned char FARSIG[4+3]={'F','A','R',0xfe,13,10,26};
+
+ data = GST_BUFFER_DATA( buf );
+
+ if(( memcmp( data, FARSIG, 4 )) || ( memcmp( data + 44, FARSIG + 4, 3 )))
+ return FALSE;
+
+ return 1;
+}
+
+gboolean Gdm_CheckType( GstBuffer *buf )
+{
+guint8 *data;
+
+ data = GST_BUFFER_DATA( buf );
+
+ if ( ! memcmp( data, "GDM\xfe", 4 ) && ! memcmp( data + 71, "GMFS", 4 ))
+ return TRUE;
+
+ return FALSE;
+}
+
+gboolean Imf_CheckType( GstBuffer *buf )
+{
+guint8 *data;
+
+ data = GST_BUFFER_DATA( buf ) + 0x3c;
+
+ if( ! memcmp( data, "IM10", 4))
+ return TRUE;
+
+ return FALSE;
+}
+
+gboolean It_CheckType( GstBuffer *buf )
+{
+guint8 *data;
+
+ data = GST_BUFFER_DATA( buf );
+
+ if( ! memcmp( data, "IMPM", 4 ))
+ return TRUE;
+
+ return FALSE;
+}
+
+gboolean M15_CheckType( GstBuffer *buf )
+{
+ /* FIXME: M15 CheckType to do */
+ return FALSE;
+}
+
+gboolean Med_CheckType( GstBuffer *buf )
+{
+guint8 *data;
+
+ data = GST_BUFFER_DATA( buf );
+
+ if(( ! memcmp(data, "MMD0", 4 )) || ( memcmp( data, "MMD1", 4 )))
+ return TRUE;
+
+ return FALSE;
+}
+
+gboolean Mtm_CheckType( GstBuffer *buf )
+{
+guint8 *data;
+
+ data = GST_BUFFER_DATA( buf );
+
+ if( ! memcmp( data, "MTM", 3 ))
+ return TRUE;
+
+ return FALSE;
+}
+
+gboolean Okt_CheckType( GstBuffer *buf )
+{
+guint8 *data;
+
+ data = GST_BUFFER_DATA( buf );
+
+ if( ! memcmp( data, "OKTSONG", 8 ))
+ return TRUE;
+
+ return FALSE;
+}
+
+gboolean S3m_CheckType( GstBuffer *buf )
+{
+guint8 *data;
+
+ data = GST_BUFFER_DATA( buf ) + 0x2c;
+
+ if( ! memcmp( data, "SCRM", 4 ))
+ return TRUE;
+
+ return FALSE;
+}
+
+gboolean Xm_CheckType( GstBuffer *buf )
+{
+guint8 *data;
+
+ data = GST_BUFFER_DATA( buf );
+
+ if( memcmp( data, "Extended Module: ", 17 ))
+ return FALSE;
+
+ if( data[ 37 ] == 0x1a )
+ return TRUE;
+
+ return FALSE;
+}
+
+