static void
gst_vaapi_image_get_property(
GObject *object,
guint prop_id,
GValue *value,
GParamSpec *pspec
)
{
GstVaapiImage * const image = GST_VAAPI_IMAGE(object);
switch (prop_id) {
case PROP_IMAGE:
g_value_set_boxed(value, &image->priv->image);
break;
case PROP_FORMAT:
g_value_set_uint(value, gst_vaapi_image_get_format(image));
break;
case PROP_WIDTH:
g_value_set_uint(value, gst_vaapi_image_get_width(image));
break;
case PROP_HEIGHT:
g_value_set_uint(value, gst_vaapi_image_get_height(image));
break;
default:
G_OBJECT_WARN_INVALID_PROPERTY_ID(object, prop_id, pspec);
break;
}
}
static gboolean
gst_video_info_update_from_image (GstVideoInfo * vip, GstVaapiImage * image)
{
GstVideoFormat format;
const guchar *data;
guint i, num_planes, data_size, width, height;
/* Reset format from image */
format = gst_vaapi_image_get_format (image);
gst_vaapi_image_get_size (image, &width, &height);
gst_video_info_set_format (vip, format, width, height);
num_planes = gst_vaapi_image_get_plane_count (image);
g_return_val_if_fail (num_planes == GST_VIDEO_INFO_N_PLANES (vip), FALSE);
/* Determine the base data pointer */
data = get_image_data (image);
g_return_val_if_fail (data != NULL, FALSE);
data_size = gst_vaapi_image_get_data_size (image);
/* Check that we don't have disjoint planes */
for (i = 0; i < num_planes; i++) {
const guchar *const plane = gst_vaapi_image_get_plane (image, i);
if (plane - data > data_size)
return FALSE;
}
/* Update GstVideoInfo structure */
for (i = 0; i < num_planes; i++) {
const guchar *const plane = gst_vaapi_image_get_plane (image, i);
GST_VIDEO_INFO_PLANE_OFFSET (vip, i) = plane - data;
GST_VIDEO_INFO_PLANE_STRIDE (vip, i) = gst_vaapi_image_get_pitch (image, i);
}
GST_VIDEO_INFO_SIZE (vip) = data_size;
return TRUE;
}
