Commit 4e8956c9 authored by Stefan Kost's avatar Stefan Kost

discoverer: query seekability

Besides the duration we can also query the seekability of a stream. Use the new
API in the gst-discoverer tool.

API: gst_discoverer_info_get_seekable
parent da70200e
......@@ -897,6 +897,17 @@ gst_discoverer_info_get_stream_list (GstDiscovererInfo * info)
DISCOVERER_INFO_ACCESSOR_CODE (duration, GstClockTime, GST_CLOCK_TIME_NONE);
/**
* gst_discoverer_info_get_seekable:
* @info: a #GstDiscovererInfo
*
* Returns: the wheter the URI is seekable.
*
* Since: 0.10.32
*/
DISCOVERER_INFO_ACCESSOR_CODE (seekable, gboolean, FALSE);
/**
* gst_discoverer_info_get_misc:
* @info: a #GstDiscovererInfo
......
......@@ -105,6 +105,9 @@ struct _GstDiscovererPrivate
GMainContext *ctx;
guint sourceid;
guint timeoutid;
/* reusable queries */
GstQuery *seeking_query;
};
#define DISCO_LOCK(dc) g_mutex_lock (dc->priv->lock);
......@@ -242,6 +245,7 @@ static void
gst_discoverer_init (GstDiscoverer * dc)
{
GstElement *tmp;
GstFormat format = GST_FORMAT_TIME;
dc->priv = G_TYPE_INSTANCE_GET_PRIVATE (dc, GST_TYPE_DISCOVERER,
GstDiscovererPrivate);
......@@ -284,6 +288,9 @@ gst_discoverer_init (GstDiscoverer * dc)
tmp = gst_element_factory_make ("decodebin2", NULL);
dc->priv->decodebin2_type = G_OBJECT_TYPE (tmp);
gst_object_unref (tmp);
/* create queries */
dc->priv->seeking_query = gst_query_new_seeking (format);
}
static void
......@@ -322,6 +329,11 @@ gst_discoverer_dispose (GObject * obj)
g_mutex_free (dc->priv->lock);
dc->priv->lock = NULL;
}
if (dc->priv->seeking_query) {
gst_query_unref (dc->priv->seeking_query);
dc->priv->seeking_query = NULL;
}
}
static void
......@@ -859,18 +871,31 @@ discoverer_collect (GstDiscoverer * dc)
if (dc->priv->streams) {
/* FIXME : Make this querying optional */
if (TRUE) {
GstElement *pipeline = (GstElement *) dc->priv->pipeline;
GstFormat format = GST_FORMAT_TIME;
gint64 dur;
GST_DEBUG ("Attempting to query duration");
if (gst_element_query_duration ((GstElement *) dc->priv->pipeline,
&format, &dur)) {
if (gst_element_query_duration (pipeline, &format, &dur)) {
if (format == GST_FORMAT_TIME) {
GST_DEBUG ("Got duration %" GST_TIME_FORMAT, GST_TIME_ARGS (dur));
dc->priv->current_info->duration = (guint64) dur;
}
}
if (dc->priv->seeking_query) {
if (gst_element_query (pipeline, dc->priv->seeking_query)) {
gboolean seekable;
gst_query_parse_seeking (dc->priv->seeking_query, &format,
&seekable, NULL, NULL);
if (format == GST_FORMAT_TIME) {
GST_DEBUG ("Got seekable %d", seekable);
dc->priv->current_info->seekable = seekable;
}
}
}
}
if (dc->priv->current_topology)
......@@ -894,8 +919,8 @@ discoverer_collect (GstDiscoverer * dc)
gst_caps_get_structure (dc->priv->current_info->stream_info->caps, 0);
if (g_str_has_prefix (gst_structure_get_name (st), "image/"))
((GstDiscovererVideoInfo *) dc->priv->current_info->
stream_info)->is_image = TRUE;
((GstDiscovererVideoInfo *) dc->priv->current_info->stream_info)->
is_image = TRUE;
}
}
......
......@@ -179,6 +179,7 @@ GstDiscovererResult gst_discoverer_info_get_result(const GstDiscovererInfo
GstDiscovererStreamInfo* gst_discoverer_info_get_stream_info(GstDiscovererInfo* info);
GList* gst_discoverer_info_get_stream_list(GstDiscovererInfo* info);
GstClockTime gst_discoverer_info_get_duration(const GstDiscovererInfo* info);
gboolean gst_discoverer_info_get_seekable(const GstDiscovererInfo* info);
const GstStructure* gst_discoverer_info_get_misc(const GstDiscovererInfo* info);
const GstTagList* gst_discoverer_info_get_tags(const GstDiscovererInfo* info);
......
......@@ -78,6 +78,7 @@ struct _GstDiscovererInfo {
GstClockTime duration;
GstStructure *misc;
GstTagList *tags;
gboolean seekable;
};
/* missing-plugins.c */
......
......@@ -241,10 +241,12 @@ print_topology (GstDiscovererStreamInfo * info, gint depth)
}
static void
print_duration (GstDiscovererInfo * info, gint tab)
print_properties (GstDiscovererInfo * info, gint tab)
{
g_print ("%*s%" GST_TIME_FORMAT "\n", tab + 1, " ",
g_print ("%*sDuration: %" GST_TIME_FORMAT "\n", tab + 1, " ",
GST_TIME_ARGS (gst_discoverer_info_get_duration (info)));
g_print ("%*sSeekable: %s\n", tab + 1, " ",
(gst_discoverer_info_get_seekable (info) ? "yes" : "no"));
}
static void
......@@ -296,8 +298,8 @@ print_info (GstDiscovererInfo * info, GError * err)
if ((sinfo = gst_discoverer_info_get_stream_info (info))) {
g_print ("\nTopology:\n");
print_topology (sinfo, 1);
g_print ("\nDuration:\n");
print_duration (info, 1);
g_print ("\nProperties:\n");
print_properties (info, 1);
gst_discoverer_stream_info_unref (sinfo);
}
......
......@@ -26,6 +26,7 @@ EXPORTS
gst_discoverer_info_get_duration
gst_discoverer_info_get_misc
gst_discoverer_info_get_result
gst_discoverer_info_get_seekable
gst_discoverer_info_get_stream_info
gst_discoverer_info_get_stream_list
gst_discoverer_info_get_streams
......
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