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dataurisrc: add start function so we can error out properly if no uri is set

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Also save a set URI after it has been parsed successfully, so that _get_uri()
actually works.
This commit is contained in:
Tim-Philipp Müller 2010-01-28 00:07:14 +00:00
parent 766c52766e
commit 2cc409861c
1 changed files with 31 additions and 0 deletions
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31
gst/dataurisrc/gstdataurisrc.c
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@ -67,6 +67,7 @@ static gboolean gst_data_uri_src_is_seekable (GstBaseSrc * src);
static GstFlowReturn gst_data_uri_src_create (GstBaseSrc * src, guint64 offset,
guint size, GstBuffer ** buf);
static gboolean gst_data_uri_src_check_get_range (GstBaseSrc * src);
static gboolean gst_data_uri_src_start (GstBaseSrc * src);
static void gst_data_uri_src_handler_init (gpointer g_iface,
gpointer iface_data);
@ -128,6 +129,7 @@ gst_data_uri_src_class_init (GstDataURISrcClass * klass)
basesrc_class->create = GST_DEBUG_FUNCPTR (gst_data_uri_src_create);
basesrc_class->check_get_range =
GST_DEBUG_FUNCPTR (gst_data_uri_src_check_get_range);
basesrc_class->start = GST_DEBUG_FUNCPTR (gst_data_uri_src_start);
}
static void
@ -267,6 +269,31 @@ gst_data_uri_src_check_get_range (GstBaseSrc * basesrc)
return TRUE;
}
static gboolean
gst_data_uri_src_start (GstBaseSrc * basesrc)
{
GstDataURISrc *src = GST_DATA_URI_SRC (basesrc);
GST_OBJECT_LOCK (src);
if (src->uri == NULL || *src->uri == '\0' || src->buffer == NULL)
goto no_uri;
GST_OBJECT_UNLOCK (src);
return TRUE;
/* ERRORS */
no_uri:
{
GST_OBJECT_UNLOCK (src);
GST_ELEMENT_ERROR (src, RESOURCE, OPEN_READ,
("No valid data URI specified, or the data URI could not be parsed."),
("%s", src->uri));
return FALSE;
}
}
static void
gst_data_uri_src_handler_init (gpointer g_iface, gpointer iface_data)
{
@ -308,6 +335,7 @@ gst_data_uri_src_set_uri (GstURIHandler * handler, const gchar * uri)
gchar *mimetype = NULL;
const gchar *parameters_start;
const gchar *data_start;
const gchar *orig_uri = uri;
GstCaps *caps;
gboolean base64 = FALSE;
gchar *charset = NULL;
@ -409,6 +437,9 @@ gst_data_uri_src_set_uri (GstURIHandler * handler, const gchar * uri)
gst_buffer_set_caps (src->buffer, caps);
gst_caps_unref (caps);
g_free (src->uri);
src->uri = g_strdup (orig_uri);
ret = TRUE;
out: