x11: handle new bufferpool metadata api

Provide a method to list the supported metadata apis.
Activate the video metadata on buffers when a downstream element configured the
bufferpool to support that api.
This commit is contained in:
Wim Taymans 2011-06-20 13:28:12 +02:00
parent 6d9e76f2de
commit cf91192668
2 changed files with 27 additions and 4 deletions

View file

@ -440,6 +440,14 @@ struct _GstXImageBufferPoolPrivate
G_DEFINE_TYPE (GstXImageBufferPool, gst_ximage_buffer_pool,
GST_TYPE_BUFFER_POOL);
static const gchar **
ximage_buffer_pool_get_metas (GstBufferPool * pool)
{
static const gchar *metas[] = { "GstMetaVideo", NULL };
return metas;
}
static gboolean
ximage_buffer_pool_set_config (GstBufferPool * pool, GstStructure * config)
{
@ -467,8 +475,10 @@ ximage_buffer_pool_set_config (GstBufferPool * pool, GstStructure * config)
if (priv->caps)
gst_caps_unref (priv->caps);
priv->caps = gst_caps_copy (caps);
/* FIXME, configure based on config of the bufferpool */
priv->add_metavideo = FALSE;
/* check for the configured metadata */
priv->add_metavideo =
gst_buffer_pool_config_has_meta (config, GST_META_API_VIDEO);
return TRUE;
@ -557,6 +567,7 @@ gst_ximage_buffer_pool_class_init (GstXImageBufferPoolClass * klass)
gobject_class->finalize = gst_ximage_buffer_pool_finalize;
gstbufferpool_class->get_metas = ximage_buffer_pool_get_metas;
gstbufferpool_class->set_config = ximage_buffer_pool_set_config;
gstbufferpool_class->alloc_buffer = ximage_buffer_pool_alloc;
gstbufferpool_class->free_buffer = ximage_buffer_pool_free;

View file

@ -473,6 +473,14 @@ struct _GstXvImageBufferPoolPrivate
G_DEFINE_TYPE (GstXvImageBufferPool, gst_xvimage_buffer_pool,
GST_TYPE_BUFFER_POOL);
static const gchar **
xvimage_buffer_pool_get_metas (GstBufferPool * pool)
{
static const gchar *metas[] = { "GstMetaVideo", NULL };
return metas;
}
static gboolean
xvimage_buffer_pool_set_config (GstBufferPool * pool, GstStructure * config)
{
@ -502,8 +510,11 @@ xvimage_buffer_pool_set_config (GstBufferPool * pool, GstStructure * config)
priv->caps = gst_caps_copy (caps);
priv->im_format =
gst_xvimagesink_get_format_from_caps (xvpool->sink, (GstCaps *) caps);
/* FIXME, enable metadata based on config of the pool */
priv->add_metavideo = FALSE;
/* enable metadata based on config of the pool */
priv->add_metavideo =
gst_buffer_pool_config_has_meta (config, GST_META_API_VIDEO);
if (priv->im_format == -1)
goto unknown_format;
@ -605,6 +616,7 @@ gst_xvimage_buffer_pool_class_init (GstXvImageBufferPoolClass * klass)
gobject_class->finalize = gst_xvimage_buffer_pool_finalize;
gstbufferpool_class->get_metas = xvimage_buffer_pool_get_metas;
gstbufferpool_class->set_config = xvimage_buffer_pool_set_config;
gstbufferpool_class->alloc_buffer = xvimage_buffer_pool_alloc;
gstbufferpool_class->free_buffer = xvimage_buffer_pool_free;