int _720to480Main::process_loop(VFrame *output)
{
int result = 0;
if(!temp)
temp = new VFrame(0,
-1,
output->get_w(),
output->get_h(),
output->get_color_model(),
-1);
if(config.direction == FORWARD)
{
// Step 1: Reduce vertically and put in desired fields of output
read_frame(temp, input_position);
reduce_field(output, temp, config.first_field == 0 ? 0 : 1);
input_position++;
read_frame(temp, input_position);
reduce_field(output, temp, config.first_field == 0 ? 1 : 0);
input_position++;
}
if(PluginClient::interactive)
result = progress->update(input_position - PluginClient::start);
if(input_position >= PluginClient::end) result = 1;
return result;
}
int _1080to540Main::process_realtime(VFrame *input, VFrame *output)
{
load_configuration();
if(!temp)
{
temp = new VFrame(0,
-1,
input->get_w(),
input->get_h(),
input->get_color_model(),
-1);
temp->clear_frame();
}
reduce_field(temp, input, config.first_field == 0 ? 0 : 1, 0);
reduce_field(temp, input, config.first_field == 0 ? 1 : 0, 1);
output->copy_from(temp);
return 0;
}
