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added typefind support for application/smil files

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This commit is contained in:
maroy 2005-06-23 17:46:33 +00:00
parent 06873e1c08
commit bd800d9e75
2 changed files with 91 additions and 2 deletions
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7
livesupport/tools/gstreamer/gstreamer-0.8.10/bin/install.sh
View file

@ -22,7 +22,7 @@
#
#
# Author : $Author: maroy $
# Version : $Revision: 1.4 $
# Version : $Revision: 1.5 $
# Location : $Source: /home/paul/cvs2svn-livesupport/newcvsrepo/livesupport/tools/gstreamer/gstreamer-0.8.10/bin/Attic/install.sh,v $
#-------------------------------------------------------------------------------
#-------------------------------------------------------------------------------
@ -67,10 +67,13 @@ cd ${plugins}
patch -p1 < ${etcdir}/adder-fix.diff
# see bug report at http://bugzilla.gnome.org/show_bug.cgi?id=308167
# for details on the following patch
patch -p1 < ${etcdir}/switcher-fix.diff
patch -p1 < ${etcdir}/switch-fix.diff
# see bug report at http://bugzilla.gnome.org/show_bug.cgi?id=308619
# for details on the following patch
patch -p1 < ${etcdir}/id3demuxbin-pad-free-fix.patch
# see bug report at http://bugzilla.gnome.org/show_bug.cgi?id=308663
# for details on the following patch
patch -p1 < ${etcdir}/typefind-smil.patch
# --disable-spc is a workaround for gst-plugins-0.8.9, as some APU.c file
# is missing from there. remove this when later versions come around
./configure --disable-spc --prefix=${installdir} \

86
livesupport/tools/gstreamer/gstreamer-0.8.10/etc/typefind-smil.patch Normal file
View file

@ -0,0 +1,86 @@
--- gst-plugins-0.8.9/gst/typefind/gsttypefindfunctions.c 2005-05-17 10:41:47.000000000 +0200
+++ gst-plugins-0.8.9-livesupport/gst/typefind/gsttypefindfunctions.c 2005-06-22 18:46:33.000000000 +0200
@@ -132,6 +132,66 @@
}
}
+/*** application/smil *********************************************************/
+
+static GstStaticCaps smil_caps = GST_STATIC_CAPS ("application/smil");
+
+#define SMIL_CAPS (gst_static_caps_get(&smil_caps))
+static void
+smil_type_find (GstTypeFind * tf, gpointer unused)
+{
+ guint8 *data = gst_type_find_peek (tf, 0, BUFFER_SIZE);
+ guint pos = 0;
+ guint offset = 0;
+
+ if (data) {
+ /* look for the XMLDec,
+ * see XML spec 2.8, Prolog and Document Type Declaration
+ * http://www.w3.org/TR/2004/REC-xml-20040204/#sec-prolog-dtd
+ */
+ /* we know that BUFFER_SIZE > strlen("<?xml") */
+ if (!(data[0] == '<'
+ && data[1] == '?'
+ && data[2] == 'x'
+ && data[3] == 'm'
+ && data[4] == 'l')) {
+
+ return;
+ }
+
+ data += 5;
+ pos += 5;
+
+ /* look for the first element, it has to be a <smil> element */
+ while (data) {
+ while (*data != '<') {
+ INC_BUFFER;
+ }
+
+ INC_BUFFER;
+ if (!g_ascii_isalpha(*data)) {
+ /* if not alphabetic, it's a PI or an element / attribute declaration
+ * like <?xxx or <!xxx */
+ INC_BUFFER;
+ continue;
+ }
+
+ /* the first normal element
+ * get the next 4 bytes, and look if it's smil */
+ data = gst_type_find_peek(tf, offset + pos, 5);
+ if (!(data[0] == 's'
+ && data[1] == 'm'
+ && data[2] == 'i'
+ && data[3] == 'l')) {
+ return;
+ }
+
+ gst_type_find_suggest(tf, GST_TYPE_FIND_MAXIMUM, SMIL_CAPS);
+ return;
+ }
+ }
+}
+
/*** video/x-fli **************************************************************/
static GstStaticCaps flx_caps = GST_STATIC_CAPS ("video/x-fli");
@@ -1789,6 +1849,7 @@
static gchar *shn_exts[] = { "shn", NULL };
static gchar *ape_exts[] = { "ape", NULL };
static gchar *uri_exts[] = { "ram", NULL };
+ static gchar *smil_exts[] = { "smil", NULL };
static gchar *jpeg_exts[] = { "jpg", "jpe", "jpeg", NULL };
static gchar *gif_exts[] = { "gif", NULL };
static gchar *png_exts[] = { "png", NULL };
@@ -1871,6 +1932,8 @@
utf8_exts, UTF8_CAPS, NULL);
TYPE_FIND_REGISTER (plugin, "text/uri-list", GST_RANK_MARGINAL, uri_type_find,
uri_exts, URI_CAPS, NULL);
+ TYPE_FIND_REGISTER (plugin, "application/smil", GST_RANK_PRIMARY, smil_type_find,
+ smil_exts, SMIL_CAPS, NULL);
TYPE_FIND_REGISTER_RIFF (plugin, "audio/x-wav", GST_RANK_PRIMARY, wav_exts,
"WAVE");
TYPE_FIND_REGISTER (plugin, "audio/x-aiff", GST_RANK_SECONDARY,