chmap
}
-fn get_duration(ainfo: &NAAudioInfo, duration: Option<u64>, data_size: usize) -> usize {
-println!("pcm in {:?}, {}", duration, data_size);
+fn get_duration(ainfo: &NAAudioInfo, duration: Option<u64>, data_size: usize) -> u64 {
if duration == None {
- let size_bits = data_size * 8;
- let blk_size = (ainfo.get_channels() as usize) * (ainfo.get_format().get_bits() as usize);
+ let size_bits = (data_size as u64) * 8;
+ let blk_size = (ainfo.get_channels() as u64) * (ainfo.get_format().get_bits() as u64);
size_bits / blk_size
} else {
- duration.unwrap() as usize
+ duration.unwrap() as u64
}
}
impl NADecoder for PCMDecoder {
fn init(&mut self, info: Rc<NACodecInfo>) -> DecoderResult<()> {
if let NACodecTypeInfo::Audio(ainfo) = info.get_properties() {
-println!("got info {}", ainfo);
self.chmap = get_default_chmap(ainfo.get_channels());
if self.chmap.num_channels() == 0 { return Err(DecoderError::InvalidData); }
Ok(())
let info = pkt.get_stream().get_info();
if let NACodecTypeInfo::Audio(ainfo) = info.get_properties() {
let duration = get_duration(&ainfo, pkt.get_duration(), pkt.get_buffer().len());
-println!("duration = {}", duration);
let pktbuf = pkt.get_buffer();
let mut buf: Vec<u8> = Vec::with_capacity(pktbuf.len());
buf.clone_from(&pktbuf);
let abuf = NAAudioBuffer::new_from_buf(ainfo, Rc::new(RefCell::new(buf)), self.chmap.clone());
let mut frm = NAFrame::new_from_pkt(pkt, info, NABufferType::AudioPacked(abuf));
+ frm.set_duration(Some(duration));
frm.set_keyframe(true);
Ok(Rc::new(RefCell::new(frm)))
} else {