static gboolean
gst_gio_base_src_query (GstBaseSrc * base_src, GstQuery * query)
{
gboolean ret = FALSE;
GstGioBaseSrc *src = GST_GIO_BASE_SRC (base_src);
switch (GST_QUERY_TYPE (query)) {
case GST_QUERY_URI:
if (GST_IS_URI_HANDLER (src)) {
gchar *uri = gst_uri_handler_get_uri (GST_URI_HANDLER (src));
gst_query_set_uri (query, uri);
g_free (uri);
ret = TRUE;
}
break;
default:
ret = FALSE;
break;
}
if (!ret)
ret = GST_BASE_SRC_CLASS (parent_class)->query (base_src, query);
return ret;
}
static gboolean
gst_gio_base_sink_query (GstPad * pad, GstQuery * query)
{
GstGioBaseSink *sink = GST_GIO_BASE_SINK (GST_PAD_PARENT (pad));
GstFormat format;
switch (GST_QUERY_TYPE (query)) {
case GST_QUERY_POSITION:
gst_query_parse_position (query, &format, NULL);
switch (format) {
case GST_FORMAT_BYTES:
case GST_FORMAT_DEFAULT:
gst_query_set_position (query, GST_FORMAT_BYTES, sink->position);
return TRUE;
default:
return FALSE;
}
case GST_QUERY_FORMATS:
gst_query_set_formats (query, 2, GST_FORMAT_DEFAULT, GST_FORMAT_BYTES);
return TRUE;
case GST_QUERY_URI:
if (GST_IS_URI_HANDLER (sink)) {
const gchar *uri;
uri = gst_uri_handler_get_uri (GST_URI_HANDLER (sink));
gst_query_set_uri (query, uri);
return TRUE;
}
return FALSE;
default:
return gst_pad_query_default (pad, query);
}
}
static const gchar *
gst_push_file_src_uri_get_uri (GstURIHandler * handler)
{
GstPushFileSrc *src = GST_PUSH_FILE_SRC (handler);
if (src->filesrc == NULL)
return NULL;
return gst_uri_handler_get_uri (GST_URI_HANDLER (src->filesrc));
}
static gchar *
gst_push_file_src_uri_get_uri (GstURIHandler * handler)
{
GstPushFileSrc *src = GST_PUSH_FILE_SRC (handler);
gchar *fileuri, *pushfileuri;
if (src->filesrc == NULL)
return NULL;
fileuri = gst_uri_handler_get_uri (GST_URI_HANDLER (src->filesrc));;
if (fileuri == NULL)
return NULL;
pushfileuri = g_strconcat ("push", fileuri, NULL);
g_free (fileuri);
return pushfileuri;
}
static gboolean
gst_gio_base_sink_query (GstBaseSink * bsink, GstQuery * query)
{
GstGioBaseSink *sink = GST_GIO_BASE_SINK (bsink);
GstFormat format;
switch (GST_QUERY_TYPE (query)) {
case GST_QUERY_POSITION:
gst_query_parse_position (query, &format, NULL);
switch (format) {
case GST_FORMAT_BYTES:
case GST_FORMAT_DEFAULT:
gst_query_set_position (query, format, sink->position);
return TRUE;
default:
return FALSE;
}
case GST_QUERY_FORMATS:
gst_query_set_formats (query, 2, GST_FORMAT_DEFAULT, GST_FORMAT_BYTES);
return TRUE;
case GST_QUERY_URI:
if (GST_IS_URI_HANDLER (sink)) {
gchar *uri;
uri = gst_uri_handler_get_uri (GST_URI_HANDLER (sink));
gst_query_set_uri (query, uri);
g_free (uri);
return TRUE;
}
return FALSE;
case GST_QUERY_SEEKING:
gst_query_parse_seeking (query, &format, NULL, NULL, NULL);
if (format == GST_FORMAT_BYTES || format == GST_FORMAT_DEFAULT) {
gst_query_set_seeking (query, format,
GST_GIO_STREAM_IS_SEEKABLE (sink->stream), 0, -1);
} else {
gst_query_set_seeking (query, format, FALSE, 0, -1);
}
return TRUE;
default:
return GST_BASE_SINK_CLASS (parent_class)->query (bsink, query);
}
}
static gboolean
gst_uri_downloader_set_uri (GstUriDownloader * downloader, const gchar * uri,
const gchar * referer, gboolean compress, gboolean refresh,
gboolean allow_cache)
{
GstPad *pad;
GObjectClass *gobject_class;
if (!gst_uri_is_valid (uri))
return FALSE;
if (downloader->priv->urisrc) {
gchar *old_protocol, *new_protocol;
gchar *old_uri;
old_uri =
gst_uri_handler_get_uri (GST_URI_HANDLER (downloader->priv->urisrc));
old_protocol = gst_uri_get_protocol (old_uri);
new_protocol = gst_uri_get_protocol (uri);
if (!g_str_equal (old_protocol, new_protocol)) {
gst_element_set_state (downloader->priv->urisrc, GST_STATE_NULL);
gst_object_unref (downloader->priv->urisrc);
downloader->priv->urisrc = NULL;
GST_DEBUG_OBJECT (downloader, "Can't re-use old source element");
} else {
GError *err = NULL;
GST_DEBUG_OBJECT (downloader, "Re-using old source element");
if (!gst_uri_handler_set_uri (GST_URI_HANDLER (downloader->priv->urisrc),
uri, &err)) {
GST_DEBUG_OBJECT (downloader, "Failed to re-use old source element: %s",
err->message);
g_clear_error (&err);
gst_element_set_state (downloader->priv->urisrc, GST_STATE_NULL);
gst_object_unref (downloader->priv->urisrc);
downloader->priv->urisrc = NULL;
}
}
g_free (old_uri);
g_free (old_protocol);
g_free (new_protocol);
}
if (!downloader->priv->urisrc) {
GST_DEBUG_OBJECT (downloader, "Creating source element for the URI:%s",
uri);
downloader->priv->urisrc =
gst_element_make_from_uri (GST_URI_SRC, uri, NULL, NULL);
if (!downloader->priv->urisrc)
return FALSE;
}
gobject_class = G_OBJECT_GET_CLASS (downloader->priv->urisrc);
if (g_object_class_find_property (gobject_class, "compress"))
g_object_set (downloader->priv->urisrc, "compress", compress, NULL);
if (g_object_class_find_property (gobject_class, "keep-alive"))
g_object_set (downloader->priv->urisrc, "keep-alive", TRUE, NULL);
if (g_object_class_find_property (gobject_class, "extra-headers")) {
if (referer || refresh || !allow_cache) {
GstStructure *extra_headers = gst_structure_new_empty ("headers");
if (referer)
gst_structure_set (extra_headers, "Referer", G_TYPE_STRING, referer,
NULL);
if (!allow_cache)
gst_structure_set (extra_headers, "Cache-Control", G_TYPE_STRING,
"no-cache", NULL);
else if (refresh)
gst_structure_set (extra_headers, "Cache-Control", G_TYPE_STRING,
"max-age=0", NULL);
g_object_set (downloader->priv->urisrc, "extra-headers", extra_headers,
NULL);
gst_structure_free (extra_headers);
} else {
g_object_set (downloader->priv->urisrc, "extra-headers", NULL, NULL);
}
}
/* add a sync handler for the bus messages to detect errors in the download */
gst_element_set_bus (GST_ELEMENT (downloader->priv->urisrc),
downloader->priv->bus);
gst_bus_set_sync_handler (downloader->priv->bus,
gst_uri_downloader_bus_handler, downloader, NULL);
pad = gst_element_get_static_pad (downloader->priv->urisrc, "src");
if (!pad)
return FALSE;
gst_pad_link (pad, downloader->priv->pad);
gst_object_unref (pad);
return TRUE;
}
