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gst/typefind/gsttypefindfunctions.c: Add typefinding for mpeg2 pes streams

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Original commit message from CVS:
2004-12-14  Zaheer Abbas Merali  <zaheerabbas at merali dot org>

* gst/typefind/gsttypefindfunctions.c: (mpeg2_sys_type_find):
Add typefinding for mpeg2 pes streams
This commit is contained in:
Zaheer Abbas Merali 2004-12-14 16:34:45 +00:00
parent 13dfcfb88f
commit f5ef30edd4
3 changed files with 21 additions and 1 deletions
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5
ChangeLog
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@ -1,3 +1,8 @@
2004-12-14 Zaheer Abbas Merali <zaheerabbas at merali dot org>
* gst/typefind/gsttypefindfunctions.c: (mpeg2_sys_type_find):
Add typefinding for mpeg2 pes streams
2004-12-13 David Schleef <ds@schleef.org> 2004-12-13 David Schleef <ds@schleef.org>
* configure.ac: Applied patch from bug #143659, making default * configure.ac: Applied patch from bug #143659, making default

2
common

@ -1 +1 @@
Subproject commit 8404d8841f5fd58fe31de09090867115e97c5261 Subproject commit b2638c100721f67b280c3b43b21f1ce1c9b5e316

15
gst/typefind/gsttypefindfunctions.c
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@ -544,6 +544,13 @@ static GstStaticCaps mpeg_sys_caps = GST_STATIC_CAPS ("video/mpeg, "
(((guint8 *)data)[1] == 0x00) && \ (((guint8 *)data)[1] == 0x00) && \
(((guint8 *)data)[2] == 0x01) && \ (((guint8 *)data)[2] == 0x01) && \
((((guint8 *)data)[3] & 0x80) == 0x80)) ((((guint8 *)data)[3] & 0x80) == 0x80))
#define IS_MPEG_PES_HEADER(data) ((((guint8 *)data)[0] == 0x00) && \
(((guint8 *)data)[1] == 0x00) && \
(((guint8 *)data)[2] == 0x01) && \
((((guint8 *)data)[3] == 0xE0) || \
(((guint8 *)data)[3] == 0xC0) || \
(((guint8 *)data)[3] == 0xBD)))
static void static void
mpeg2_sys_type_find (GstTypeFind * tf, gpointer unused) mpeg2_sys_type_find (GstTypeFind * tf, gpointer unused)
{ {
@ -565,7 +572,15 @@ mpeg2_sys_type_find (GstTypeFind * tf, gpointer unused)
gst_type_find_suggest (tf, GST_TYPE_FIND_MAXIMUM, caps); gst_type_find_suggest (tf, GST_TYPE_FIND_MAXIMUM, caps);
gst_caps_free (caps); gst_caps_free (caps);
} }
} else if (data && IS_MPEG_PES_HEADER (data)) {
/* PES stream */
GstCaps *caps = gst_caps_copy (MPEG_SYS_CAPS);
gst_structure_set (gst_caps_get_structure (caps, 0), "mpegversion",
G_TYPE_INT, 2, 0);
gst_type_find_suggest (tf, GST_TYPE_FIND_MAXIMUM, caps);
} }
}; };
/* ATTANTION: ugly return value: /* ATTANTION: ugly return value: