}
void
-DelayLine::process_audio (shared_ptr<AudioBuffers> data, double t)
+DelayLine::process_audio (shared_ptr<const AudioBuffers> data, double t)
{
if (_seconds > 0) {
t += _seconds;
}
void
-DelayLine::process_video (boost::shared_ptr<Image> image, bool same, boost::shared_ptr<Subtitle> sub, double t)
+DelayLine::process_video (shared_ptr<const Image> image, bool same, boost::shared_ptr<Subtitle> sub, double t)
{
if (_seconds < 0) {
t += _seconds;