GstVdpBufferPool *
gst_vdp_output_buffer_pool_new (GstVdpDevice * device)
{
g_return_val_if_fail (GST_IS_VDP_DEVICE (device), NULL);
return g_object_new (GST_TYPE_VDP_OUTPUT_BUFFER_POOL, "device", device, NULL);
}
GstVdpVideoBuffer *
gst_vdp_video_buffer_new (GstVdpDevice * device, VdpChromaType chroma_type,
gint width, gint height, GError ** error)
{
GstVdpVideoBuffer *buffer;
VdpStatus status;
VdpVideoSurface surface;
g_return_val_if_fail (GST_IS_VDP_DEVICE (device), NULL);
status = device->vdp_video_surface_create (device->device, chroma_type, width,
height, &surface);
if (status != VDP_STATUS_OK)
goto create_error;
buffer =
(GstVdpVideoBuffer *) gst_mini_object_new (GST_TYPE_VDP_VIDEO_BUFFER);
buffer->device = g_object_ref (device);
buffer->surface = surface;
return buffer;
create_error:
g_set_error (error, GST_RESOURCE_ERROR, GST_RESOURCE_ERROR_READ,
"Couldn't create a VdpVideoSurface, error returned from vdpau was: %s",
device->vdp_get_error_string (status));
return NULL;
}
GstCaps *
gst_vdp_output_buffer_get_allowed_caps (GstVdpDevice * device)
{
GstCaps *caps, *rgb_caps;
gint i;
g_return_val_if_fail (GST_IS_VDP_DEVICE (device), NULL);
caps = gst_caps_new_empty ();
rgb_caps = gst_caps_new_empty ();
for (i = 0; i < G_N_ELEMENTS (rgba_formats); i++) {
VdpStatus status;
VdpBool is_supported;
guint max_w, max_h;
status = device->vdp_output_surface_query_capabilities (device->device,
rgba_formats[i].format, &is_supported, &max_w, &max_h);
if (status != VDP_STATUS_OK && status != VDP_STATUS_INVALID_RGBA_FORMAT) {
GST_ERROR_OBJECT (device,
"Could not get query VDPAU output surface capabilites, "
"Error returned from vdpau was: %s",
device->vdp_get_error_string (status));
goto error;
}
if (is_supported) {
GstCaps *format_caps;
format_caps = gst_caps_new_simple ("video/x-vdpau-output",
"rgba-format", G_TYPE_INT, rgba_formats[i].format,
"width", GST_TYPE_INT_RANGE, 1, max_w,
"height", GST_TYPE_INT_RANGE, 1, max_h, NULL);
gst_caps_append (caps, format_caps);
format_caps = gst_static_caps_get (&rgba_formats[i].caps);
format_caps = gst_caps_copy (format_caps);
gst_caps_set_simple (format_caps,
"width", GST_TYPE_INT_RANGE, 1, 8192,
"height", GST_TYPE_INT_RANGE, 1, 8192, NULL);
gst_caps_append (rgb_caps, format_caps);
}
}
gst_caps_append (caps, rgb_caps);
error:
return caps;
}
static void
gst_vdp_device_get_property (GObject * object, guint prop_id, GValue * value,
GParamSpec * pspec)
{
GstVdpDevice *device;
g_return_if_fail (GST_IS_VDP_DEVICE (object));
device = (GstVdpDevice *) object;
switch (prop_id) {
case PROP_DISPLAY:
g_value_set_string (value, device->display_name);
break;
default:
G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
break;
}
}
