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dataurisrc: port to 0.11
This commit is contained in:
Wim Taymans
parent
a1fc9987ca
commit
d667f1a36f
1 changed files with 67 additions and 98 deletions
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@ -61,56 +61,32 @@ static void gst_data_uri_src_set_property (GObject * object,
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static void gst_data_uri_src_get_property (GObject * object,
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guint prop_id, GValue * value, GParamSpec * pspec);
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static GstCaps *gst_data_uri_src_get_caps (GstBaseSrc * src);
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static GstCaps *gst_data_uri_src_get_caps (GstBaseSrc * src, GstCaps * filter);
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static gboolean gst_data_uri_src_get_size (GstBaseSrc * src, guint64 * size);
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static gboolean gst_data_uri_src_is_seekable (GstBaseSrc * src);
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static GstFlowReturn gst_data_uri_src_create (GstBaseSrc * src, guint64 offset,
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guint size, GstBuffer ** buf);
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static gboolean gst_data_uri_src_check_get_range (GstBaseSrc * src);
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static gboolean gst_data_uri_src_start (GstBaseSrc * src);
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static void gst_data_uri_src_handler_init (gpointer g_iface,
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gpointer iface_data);
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static GstURIType gst_data_uri_src_get_uri_type (void);
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static gchar **gst_data_uri_src_get_protocols (void);
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static GstURIType gst_data_uri_src_get_uri_type (GType type);
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static gchar **gst_data_uri_src_get_protocols (GType type);
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static const gchar *gst_data_uri_src_get_uri (GstURIHandler * handler);
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static gboolean gst_data_uri_src_set_uri (GstURIHandler * handler,
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const gchar * uri);
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static void
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_do_init (GType gtype)
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{
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static const GInterfaceInfo urihandler_info = {
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gst_data_uri_src_handler_init,
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0, 0
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};
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GST_DEBUG_CATEGORY_INIT (data_uri_src_debug, "dataurisrc", 0,
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"data: URI source");
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g_type_add_interface_static (gtype, GST_TYPE_URI_HANDLER, &urihandler_info);
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}
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GST_BOILERPLATE_FULL (GstDataURISrc, gst_data_uri_src, GstBaseSrc,
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GST_TYPE_BASE_SRC, _do_init);
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static void
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gst_data_uri_src_base_init (gpointer klass)
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{
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GstElementClass *element_class = (GstElementClass *) (klass);
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gst_element_class_add_pad_template (element_class,
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gst_static_pad_template_get (&src_template));
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gst_element_class_set_details_simple (element_class,
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"data: URI source element", "Source", "Handles data: uris",
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"Philippe Normand <pnormand@igalia.com>, "
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"Sebastian Dröge <sebastian.droege@collabora.co.uk>");
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}
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#define gst_data_uri_src_parent_class parent_class
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G_DEFINE_TYPE_WITH_CODE (GstDataURISrc, gst_data_uri_src, GST_TYPE_BASE_SRC,
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G_IMPLEMENT_INTERFACE (GST_TYPE_URI_HANDLER,
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gst_data_uri_src_handler_init));
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static void
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gst_data_uri_src_class_init (GstDataURISrcClass * klass)
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{
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GObjectClass *gobject_class = (GObjectClass *) klass;
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GstElementClass *element_class = (GstElementClass *) klass;
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GstBaseSrcClass *basesrc_class = (GstBaseSrcClass *) klass;
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gobject_class->finalize = gst_data_uri_src_finalize;
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@ -123,19 +99,26 @@ gst_data_uri_src_class_init (GstDataURISrcClass * klass)
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"URI that should be used",
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NULL, G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS));
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gst_element_class_add_pad_template (element_class,
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gst_static_pad_template_get (&src_template));
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gst_element_class_set_details_simple (element_class,
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"data: URI source element", "Source", "Handles data: uris",
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"Philippe Normand <pnormand@igalia.com>, "
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"Sebastian Dröge <sebastian.droege@collabora.co.uk>");
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GST_DEBUG_CATEGORY_INIT (data_uri_src_debug, "dataurisrc", 0,
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"data: URI source");
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basesrc_class->get_caps = GST_DEBUG_FUNCPTR (gst_data_uri_src_get_caps);
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basesrc_class->get_size = GST_DEBUG_FUNCPTR (gst_data_uri_src_get_size);
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basesrc_class->is_seekable = GST_DEBUG_FUNCPTR (gst_data_uri_src_is_seekable);
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basesrc_class->create = GST_DEBUG_FUNCPTR (gst_data_uri_src_create);
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basesrc_class->check_get_range =
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GST_DEBUG_FUNCPTR (gst_data_uri_src_check_get_range);
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basesrc_class->start = GST_DEBUG_FUNCPTR (gst_data_uri_src_start);
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}
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static void
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gst_data_uri_src_init (GstDataURISrc * src, GstDataURISrcClass * g_class)
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gst_data_uri_src_init (GstDataURISrc * src)
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{
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gst_base_src_set_format (GST_BASE_SRC (src), GST_FORMAT_BYTES);
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}
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static void
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@ -188,16 +171,16 @@ gst_data_uri_src_get_property (GObject * object,
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}
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static GstCaps *
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gst_data_uri_src_get_caps (GstBaseSrc * basesrc)
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gst_data_uri_src_get_caps (GstBaseSrc * basesrc, GstCaps * filter)
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{
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GstDataURISrc *src = GST_DATA_URI_SRC (basesrc);
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GstCaps *caps;
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GST_OBJECT_LOCK (src);
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if (!src->buffer || !GST_BUFFER_CAPS (src->buffer))
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caps = gst_caps_new_empty ();
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if (gst_pad_has_current_caps (GST_BASE_SRC_PAD (basesrc)))
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caps = gst_pad_get_current_caps (GST_BASE_SRC_PAD (basesrc));
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else
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caps = gst_buffer_get_caps (src->buffer);
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caps = gst_caps_new_any ();
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GST_OBJECT_UNLOCK (src);
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return caps;
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@ -215,7 +198,7 @@ gst_data_uri_src_get_size (GstBaseSrc * basesrc, guint64 * size)
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*size = -1;
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} else {
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ret = TRUE;
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*size = GST_BUFFER_SIZE (src->buffer);
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*size = gst_buffer_get_size (src->buffer);
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}
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GST_OBJECT_UNLOCK (src);
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@ -242,14 +225,13 @@ gst_data_uri_src_create (GstBaseSrc * basesrc, guint64 offset, guint size,
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/* This is only correct because GstBaseSrc already clips size for us to be no
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* larger than the max. available size if a segment at the end is requested */
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if (offset + size > GST_BUFFER_SIZE (src->buffer)) {
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if (offset + size > gst_buffer_get_size (src->buffer)) {
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ret = GST_FLOW_UNEXPECTED;
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} else {
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ret = GST_FLOW_OK;
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*buf = gst_buffer_create_sub (src->buffer, offset, size);
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gst_buffer_set_caps (*buf, GST_BUFFER_CAPS (src->buffer));
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*buf =
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gst_buffer_copy_region (src->buffer, GST_BUFFER_COPY_ALL, offset, size);
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}
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GST_OBJECT_UNLOCK (src);
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return ret;
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@ -263,12 +245,6 @@ no_buffer:
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}
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}
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static gboolean
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gst_data_uri_src_check_get_range (GstBaseSrc * basesrc)
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{
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return TRUE;
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}
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static gboolean
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gst_data_uri_src_start (GstBaseSrc * basesrc)
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{
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@ -294,25 +270,14 @@ no_uri:
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}
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}
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static void
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gst_data_uri_src_handler_init (gpointer g_iface, gpointer iface_data)
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{
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GstURIHandlerInterface *iface = (GstURIHandlerInterface *) g_iface;
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iface->get_type = gst_data_uri_src_get_uri_type;
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iface->get_protocols = gst_data_uri_src_get_protocols;
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iface->get_uri = gst_data_uri_src_get_uri;
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iface->set_uri = gst_data_uri_src_set_uri;
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}
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static GstURIType
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gst_data_uri_src_get_uri_type (void)
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gst_data_uri_src_get_uri_type (GType type)
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{
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return GST_URI_SRC;
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}
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static gchar **
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gst_data_uri_src_get_protocols (void)
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gst_data_uri_src_get_protocols (GType type)
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{
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static gchar *protocols[] = { (char *) "data", 0 };
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@ -337,12 +302,16 @@ gst_data_uri_src_set_uri (GstURIHandler * handler, const gchar * uri)
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const gchar *data_start;
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const gchar *orig_uri = uri;
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GstCaps *caps;
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GstBuffer *buffer;
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gboolean base64 = FALSE;
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gchar *charset = NULL;
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gpointer bdata;
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gsize bsize;
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GST_OBJECT_LOCK (src);
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if (GST_STATE (src) >= GST_STATE_PAUSED)
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goto wrong_state;
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GST_OBJECT_UNLOCK (src);
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/* uri must be an URI as defined in RFC 2397
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* data:[<mediatype>][;base64],<data>
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@ -392,74 +361,63 @@ gst_data_uri_src_set_uri (GstURIHandler * handler, const gchar * uri)
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/* Skip comma */
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data_start += 1;
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if (base64) {
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gsize bsize;
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src->buffer = gst_buffer_new ();
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GST_BUFFER_DATA (src->buffer) =
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(guint8 *) g_base64_decode (data_start, &bsize);
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GST_BUFFER_MALLOCDATA (src->buffer) = GST_BUFFER_DATA (src->buffer);
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GST_BUFFER_SIZE (src->buffer) = bsize;
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bdata = g_base64_decode (data_start, &bsize);
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} else {
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gchar *data;
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/* URI encoded, i.e. "percent" encoding */
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data = g_uri_unescape_string (data_start, NULL);
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if (data == NULL)
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bdata = g_uri_unescape_string (data_start, NULL);
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if (bdata == NULL)
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goto invalid_uri_encoded_data;
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src->buffer = gst_buffer_new ();
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GST_BUFFER_DATA (src->buffer) = (guint8 *) data;
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GST_BUFFER_MALLOCDATA (src->buffer) = GST_BUFFER_DATA (src->buffer);
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GST_BUFFER_SIZE (src->buffer) = strlen (data) + 1;
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bsize = strlen (bdata) + 1;
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}
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/* Convert to UTF8 */
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if (strcmp ("text/plain", mimetype) == 0 &&
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charset && g_ascii_strcasecmp ("US-ASCII", charset) != 0
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&& g_ascii_strcasecmp ("UTF-8", charset) != 0) {
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gsize read;
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gsize written;
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gchar *old_data = (gchar *) GST_BUFFER_DATA (src->buffer);
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gchar *data;
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gpointer data;
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data =
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g_convert_with_fallback (old_data, -1, "UTF-8", charset, (char *) "*",
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g_convert_with_fallback (bdata, -1, "UTF-8", charset, (char *) "*",
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&read, &written, NULL);
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g_free (old_data);
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GST_BUFFER_DATA (src->buffer) = GST_BUFFER_MALLOCDATA (src->buffer) =
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(guint8 *) data;
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GST_BUFFER_SIZE (src->buffer) = written;
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}
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g_free (bdata);
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caps = gst_type_find_helper_for_buffer (GST_OBJECT (src), src->buffer, NULL);
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bdata = data;
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bsize = written;
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}
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buffer = gst_buffer_new_wrapped (bdata, bsize);
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caps = gst_type_find_helper_for_buffer (GST_OBJECT (src), buffer, NULL);
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if (!caps)
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caps = gst_caps_new_simple (mimetype, NULL);
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gst_buffer_set_caps (src->buffer, caps);
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gst_base_src_set_caps (GST_BASE_SRC_CAST (src), caps);
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gst_caps_unref (caps);
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GST_OBJECT_LOCK (src);
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gst_buffer_replace (&src->buffer, buffer);
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g_free (src->uri);
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src->uri = g_strdup (orig_uri);
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GST_OBJECT_UNLOCK (src);
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ret = TRUE;
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out:
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GST_OBJECT_UNLOCK (src);
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g_free (mimetype);
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g_free (charset);
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return ret;
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invalid_uri:
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{
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GST_WARNING_OBJECT (src, "invalid URI '%s'", uri);
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goto out;
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}
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wrong_state:
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{
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GST_WARNING_OBJECT (src, "Can't set URI in %s state",
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gst_element_state_get_name (GST_STATE (src)));
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GST_OBJECT_UNLOCK (src);
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goto out;
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}
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invalid_uri:
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{
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GST_WARNING_OBJECT (src, "invalid URI '%s'", uri);
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goto out;
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}
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invalid_uri_encoded_data:
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@ -469,6 +427,17 @@ invalid_uri_encoded_data:
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}
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}
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static void
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gst_data_uri_src_handler_init (gpointer g_iface, gpointer iface_data)
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{
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GstURIHandlerInterface *iface = (GstURIHandlerInterface *) g_iface;
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iface->get_type = gst_data_uri_src_get_uri_type;
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iface->get_protocols = gst_data_uri_src_get_protocols;
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iface->get_uri = gst_data_uri_src_get_uri;
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iface->set_uri = gst_data_uri_src_set_uri;
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}
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static gboolean
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plugin_init (GstPlugin * plugin)
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{
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