static GstFlowReturn
gst_gamma_transform_frame_ip (GstVideoFilter * vfilter, GstVideoFrame * frame)
{
GstGamma *gamma = GST_GAMMA (vfilter);
if (!gamma->process)
goto not_negotiated;
GST_OBJECT_LOCK (gamma);
gamma->process (gamma, frame);
GST_OBJECT_UNLOCK (gamma);
return GST_FLOW_OK;
/* ERRORS */
not_negotiated:
{
GST_ERROR_OBJECT (gamma, "Not negotiated yet");
return GST_FLOW_NOT_NEGOTIATED;
}
}
static GstFlowReturn
gst_gamma_transform_ip (GstBaseTransform * base, GstBuffer * outbuf)
{
GstGamma *gamma = GST_GAMMA (base);
guint8 *data;
guint size;
if (!gamma->process)
goto not_negotiated;
if (base->passthrough)
goto done;
data = GST_BUFFER_DATA (outbuf);
size = GST_BUFFER_SIZE (outbuf);
if (size != gamma->size)
goto wrong_size;
GST_OBJECT_LOCK (gamma);
gamma->process (gamma, data);
GST_OBJECT_UNLOCK (gamma);
done:
return GST_FLOW_OK;
/* ERRORS */
wrong_size:
{
GST_ELEMENT_ERROR (gamma, STREAM, FORMAT,
(NULL), ("Invalid buffer size %d, expected %d", size, gamma->size));
return GST_FLOW_ERROR;
}
not_negotiated:
{
GST_ERROR_OBJECT (gamma, "Not negotiated yet");
return GST_FLOW_NOT_NEGOTIATED;
}
}
