}
}
-pub fn get_decoder_500() -> Box<dyn NADecoder> {
+pub fn get_decoder_500() -> Box<dyn NADecoder + Send> {
Box::new(AVCDecoder::new(500))
}
-pub fn get_decoder_501() -> Box<dyn NADecoder> {
+pub fn get_decoder_501() -> Box<dyn NADecoder + Send> {
Box::new(AVCDecoder::new(501))
}