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typefind: add m3u8 playlists

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This commit is contained in:
Andoni Morales Alastruey 2011-02-14 19:05:09 +01:00 committed by Sebastian Dröge
parent b5246da456
commit 7eb1ded8c1
1 changed files with 47 additions and 0 deletions
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47
gst/typefind/gsttypefindfunctions.c
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@ -266,6 +266,50 @@ uri_type_find (GstTypeFind * tf, gpointer unused)
} }
} }
/*** plaulist/m3u8 ***/
static GstStaticCaps m3u8_caps = GST_STATIC_CAPS ("playlist/m3u8");
#define M3U8_CAPS (gst_static_caps_get(&m3u8_caps))
#define M3U8_BUFFER_SIZE 24
#define M3U8_INC_BUFFER { \
pos++; \
if (pos == M3U8_BUFFER_SIZE) { \
pos = 0; \
offset += M3U8_BUFFER_SIZE; \
data = gst_type_find_peek (tf, offset, M3U8_BUFFER_SIZE); \
if (data == NULL) return; \
} else { \
data++; \
} \
}
static void
m3u8_type_find (GstTypeFind * tf, gpointer unused)
{
guint pos = 0;
guint offset = 0;
guint8 *data = gst_type_find_peek (tf, 0, 7);
if (memcmp (data, "#EXTM3U", 7))
return;
M3U8_INC_BUFFER;
while (data) {
/* Search for # comment lines */
while (*data != '#') {
M3U8_INC_BUFFER;
}
if (memcmp (data, "#EXT-X-TARGETDURATION", 21) == 0 ||
memcmp (data, "#EXT-X-STREAM-INF", 17) == 0) {
gst_type_find_suggest (tf, GST_TYPE_FIND_MAXIMUM, M3U8_CAPS);
return;
}
M3U8_INC_BUFFER;
}
}
/*** application/xml **********************************************************/ /*** application/xml **********************************************************/
@ -4162,6 +4206,7 @@ plugin_init (GstPlugin * plugin)
static const gchar *shn_exts[] = { "shn", NULL }; static const gchar *shn_exts[] = { "shn", NULL };
static const gchar *ape_exts[] = { "ape", NULL }; static const gchar *ape_exts[] = { "ape", NULL };
static const gchar *uri_exts[] = { "ram", NULL }; static const gchar *uri_exts[] = { "ram", NULL };
static const gchar *m3u8_exts[] = { "m3u8", NULL };
static const gchar *sdp_exts[] = { "sdp", NULL }; static const gchar *sdp_exts[] = { "sdp", NULL };
static const gchar *smil_exts[] = { "smil", NULL }; static const gchar *smil_exts[] = { "smil", NULL };
static const gchar *html_exts[] = { "htm", "html", NULL }; static const gchar *html_exts[] = { "htm", "html", NULL };
@ -4325,6 +4370,8 @@ plugin_init (GstPlugin * plugin)
utf8_exts, UTF8_CAPS, NULL, NULL); utf8_exts, UTF8_CAPS, NULL, NULL);
TYPE_FIND_REGISTER (plugin, "text/uri-list", GST_RANK_MARGINAL, uri_type_find, TYPE_FIND_REGISTER (plugin, "text/uri-list", GST_RANK_MARGINAL, uri_type_find,
uri_exts, URI_CAPS, NULL, NULL); uri_exts, URI_CAPS, NULL, NULL);
TYPE_FIND_REGISTER (plugin, "playlist/m3u8", GST_RANK_MARGINAL,
m3u8_type_find, m3u8_exts, M3U8_CAPS, NULL, NULL);
TYPE_FIND_REGISTER (plugin, "application/sdp", GST_RANK_SECONDARY, TYPE_FIND_REGISTER (plugin, "application/sdp", GST_RANK_SECONDARY,
sdp_type_find, sdp_exts, SDP_CAPS, NULL, NULL); sdp_type_find, sdp_exts, SDP_CAPS, NULL, NULL);
TYPE_FIND_REGISTER (plugin, "application/smil", GST_RANK_SECONDARY, TYPE_FIND_REGISTER (plugin, "application/smil", GST_RANK_SECONDARY,