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https://gitlab.freedesktop.org/pipewire/pipewire.git
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source: add GError to get_formats
Add GError to get_formats to get more error information. Update the source possible formats when source-output is active
This commit is contained in:
Wim Taymans
parent
0378dcd4b7
commit
7cf87d902e
4 changed files with 109 additions and 68 deletions
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@ -160,35 +160,61 @@ set_state (PinosSource *source,
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static GBytes *
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get_formats (PinosSource *source,
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GBytes *filter)
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GBytes *filter,
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GError **error)
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{
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PinosGstSourcePrivate *priv = PINOS_GST_SOURCE (source)->priv;
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GstCaps *caps;
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GstCaps *caps, *cfilter;
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gchar *str;
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if (filter) {
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GstCaps *cfilter;
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cfilter = gst_caps_from_string (g_bytes_get_data (filter, NULL));
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if (cfilter == NULL)
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return NULL;
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goto invalid_filter;
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caps = gst_caps_intersect (priv->possible_formats, cfilter);
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gst_caps_unref (cfilter);
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if (caps == NULL)
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return NULL;
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goto no_formats;
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} else {
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caps = gst_caps_ref (priv->possible_formats);
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}
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g_object_get (priv->filter, "caps", &cfilter, NULL);
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if (cfilter != NULL) {
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GstCaps *t = caps;
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caps = gst_caps_intersect (t, cfilter);
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gst_caps_unref (cfilter);
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gst_caps_unref (t);
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}
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if (gst_caps_is_empty (caps)) {
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gst_caps_unref (caps);
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return NULL;
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goto no_formats;
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}
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str = gst_caps_to_string (caps);
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gst_caps_unref (caps);
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return g_bytes_new_take (str, strlen (str) + 1);
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invalid_filter:
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{
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if (error)
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*error = g_error_new (G_IO_ERROR,
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G_IO_ERROR_INVALID_ARGUMENT,
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"Invalid filter received");
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return NULL;
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}
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no_formats:
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{
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if (error)
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*error = g_error_new (G_IO_ERROR,
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G_IO_ERROR_NOT_FOUND,
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"No compatible format found");
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return NULL;
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}
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}
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static void
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@ -201,7 +227,8 @@ on_socket_notify (GObject *gobject,
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GSocket *socket;
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guint num_handles;
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GstCaps *caps;
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GBytes *requested_format, *format;
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GBytes *requested_format, *format = NULL;
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gchar *str;
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g_object_get (gobject, "socket", &socket, NULL);
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@ -220,6 +247,9 @@ on_socket_notify (GObject *gobject,
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if (num_handles == 0) {
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pinos_source_report_idle (PINOS_SOURCE (source));
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g_object_set (priv->filter, "caps", NULL, NULL);
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str = gst_caps_to_string (priv->possible_formats);
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format = g_bytes_new_take (str, strlen (str) + 1);
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} else if (socket) {
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/* what client requested */
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g_object_get (gobject, "requested-format", &requested_format, NULL);
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@ -235,18 +265,19 @@ on_socket_notify (GObject *gobject,
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g_object_set (priv->filter, "caps", caps, NULL);
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gst_caps_unref (caps);
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} else {
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gchar *str;
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/* we already have a client, format is whatever is configured already */
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g_bytes_unref (requested_format);
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g_object_get (priv->filter, "caps", &caps, NULL);
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str = gst_caps_to_string (caps);
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format = g_bytes_new (str, strlen (str) + 1);
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format = g_bytes_new_take (str, strlen (str) + 1);
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gst_caps_unref (caps);
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}
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/* this is what we use as the final format for the output */
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g_object_set (gobject, "format", format, NULL);
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}
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if (format) {
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pinos_source_update_possible_formats (PINOS_SOURCE (source), format);
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g_bytes_unref (format);
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}
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}
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@ -260,31 +291,10 @@ create_source_output (PinosSource *source,
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GError **error)
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{
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PinosSourceOutput *output;
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PinosGstSourcePrivate *priv = PINOS_GST_SOURCE (source)->priv;
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GstCaps *caps;
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gchar *str;
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if (format_filter) {
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GstCaps *cfilter;
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str = (gchar *) g_bytes_get_data (format_filter, NULL);
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cfilter = gst_caps_from_string (str);
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if (cfilter == NULL)
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goto invalid_caps;
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caps = gst_caps_intersect (priv->possible_formats, cfilter);
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gst_caps_unref (cfilter);
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if (caps == NULL || gst_caps_is_empty (caps))
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goto no_format;
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} else {
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caps = gst_caps_ref (priv->possible_formats);
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}
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str = gst_caps_to_string (caps);
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gst_caps_unref (caps);
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format_filter = g_bytes_new_take (str, strlen (str) + 1);
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format_filter = get_formats (source, format_filter, error);
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if (format_filter == NULL)
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return NULL;
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output = PINOS_SOURCE_CLASS (pinos_gst_source_parent_class)
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->create_source_output (source,
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@ -295,32 +305,12 @@ create_source_output (PinosSource *source,
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error);
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g_bytes_unref (format_filter);
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if (error == NULL)
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if (output == NULL)
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return NULL;
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g_signal_connect (output, "notify::socket", (GCallback) on_socket_notify, source);
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return output;
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/* ERRORS */
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invalid_caps:
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{
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if (error)
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*error = g_error_new (G_IO_ERROR,
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G_IO_ERROR_INVALID_DATA,
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"Input filter data invalid");
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return NULL;
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}
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no_format:
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{
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if (caps)
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gst_caps_unref (caps);
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if (error)
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*error = g_error_new (G_IO_ERROR,
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G_IO_ERROR_NOT_FOUND,
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"No format available that matches input filter");
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return NULL;
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}
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}
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static gboolean
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@ -199,7 +199,8 @@ client_set_state (PinosSource *source,
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static GBytes *
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client_get_formats (PinosSource *source,
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GBytes *filter)
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GBytes *filter,
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GError **error)
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{
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GstCaps *caps, *cfilter;
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gchar *str;
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@ -207,18 +208,35 @@ client_get_formats (PinosSource *source,
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if (filter) {
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cfilter = gst_caps_from_string (g_bytes_get_data (filter, NULL));
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if (cfilter == NULL)
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return NULL;
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goto invalid_filter;
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} else {
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cfilter = NULL;
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}
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caps = collect_caps (source, cfilter);
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if (caps == NULL)
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return NULL;
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goto no_format;
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str = gst_caps_to_string (caps);
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return g_bytes_new_take (str, strlen (str) + 1);
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invalid_filter:
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{
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if (error)
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*error = g_error_new (G_IO_ERROR,
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G_IO_ERROR_INVALID_ARGUMENT,
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"Invalid filter received");
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return NULL;
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}
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no_format:
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{
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if (error)
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*error = g_error_new (G_IO_ERROR,
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G_IO_ERROR_NOT_FOUND,
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"No compatible format found");
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return NULL;
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}
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}
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static void
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@ -123,6 +123,11 @@ pinos_source_set_property (GObject *_object,
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if (priv->properties)
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pinos_properties_free (priv->properties);
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priv->properties = g_value_dup_boxed (value);
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if (priv->iface)
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g_object_set (priv->iface,
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"properties", priv->properties ?
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pinos_properties_to_variant (priv->properties) : NULL,
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NULL);
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break;
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default:
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@ -140,7 +145,7 @@ source_register_object (PinosSource *source)
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GBytes *formats;
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GVariant *variant;
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formats = pinos_source_get_formats (source, NULL);
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formats = pinos_source_get_formats (source, NULL, NULL);
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skel = pinos_object_skeleton_new (PINOS_DBUS_OBJECT_SOURCE);
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@ -245,14 +250,23 @@ default_create_source_output (PinosSource *source,
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{
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PinosSourcePrivate *priv = source->priv;
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PinosSourceOutput *output;
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GBytes *possible_formats;
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possible_formats = pinos_source_get_formats (source, format_filter, error);
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if (possible_formats == NULL)
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return NULL;
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output = g_object_new (PINOS_TYPE_SOURCE_OUTPUT, "daemon", priv->daemon,
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"object-path", prefix,
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"client-path", client_path,
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"source-path", priv->object_path,
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"possible-formats", format_filter,
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"possible-formats", possible_formats,
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"properties", props,
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NULL);
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g_bytes_unref (possible_formats);
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if (output == NULL)
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goto no_output;
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g_signal_connect (output,
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"remove",
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@ -262,6 +276,16 @@ default_create_source_output (PinosSource *source,
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priv->outputs = g_list_prepend (priv->outputs, output);
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return g_object_ref (output);
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/* ERRORS */
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no_output:
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{
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if (error)
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*error = g_error_new (G_IO_ERROR,
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G_IO_ERROR_FAILED,
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"Could not create a source output");
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return NULL;
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}
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}
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static gboolean
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@ -359,8 +383,9 @@ pinos_source_init (PinosSource * source)
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}
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GBytes *
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pinos_source_get_formats (PinosSource *source,
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GBytes *filter)
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pinos_source_get_formats (PinosSource *source,
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GBytes *filter,
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GError **error)
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{
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PinosSourceClass *klass;
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GBytes *res;
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@ -370,10 +395,14 @@ pinos_source_get_formats (PinosSource *source,
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klass = PINOS_SOURCE_GET_CLASS (source);
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if (klass->get_formats)
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res = klass->get_formats (source, filter);
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else
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res = klass->get_formats (source, filter, error);
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else {
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res = NULL;
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if (error)
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*error = g_error_new (G_IO_ERROR,
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G_IO_ERROR_NOT_SUPPORTED,
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"Format query is not supported");
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}
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return res;
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}
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@ -64,7 +64,9 @@ struct _PinosSource {
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struct _PinosSourceClass {
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GObjectClass parent_class;
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GBytes * (*get_formats) (PinosSource *source, GBytes *filter);
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GBytes * (*get_formats) (PinosSource *source,
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GBytes *filter,
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GError **error);
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gboolean (*set_state) (PinosSource *source, PinosSourceState);
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@ -83,7 +85,9 @@ GType pinos_source_get_type (void);
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const gchar * pinos_source_get_object_path (PinosSource *source);
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GBytes * pinos_source_get_formats (PinosSource *source, GBytes *filter);
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GBytes * pinos_source_get_formats (PinosSource *source,
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GBytes *filter,
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GError **error);
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gboolean pinos_source_set_state (PinosSource *source, PinosSourceState state);
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void pinos_source_update_state (PinosSource *source, PinosSourceState state);
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