mod wavwriter;
use wavwriter::WavWriter;
+#[derive(Clone,Copy,PartialEq)]
+enum NumberMode {
+ Counter,
+ PktPTS,
+ FrmPTS,
+}
+
struct FrameOutput {
prefix: &'static str,
streamno: usize,
+ frameno: u64,
+ nmode: NumberMode,
}
impl FrameOutput {
fn output_frame(&mut self, pkt: &NAPacket, frmref: NAFrameRef) {
let frm = frmref.borrow();
if frm.get_frame_type() != FrameType::Skip {
- let pts = if let Some(pt) = frm.get_pts() { pt } else { pkt.get_pts().unwrap() };
+ let pts = match self.nmode {
+ NumberMode::Counter => { self.frameno },
+ NumberMode::PktPTS => { pkt.get_pts().unwrap() },
+ NumberMode::FrmPTS => { if let Some(pt) = frm.get_pts() { pt } else { pkt.get_pts().unwrap() } },
+ };
let frmbuf = frm.get_buffer().get_vbuf().unwrap();
if frmbuf.get_info().get_format().is_paletted() {
write_palppm(self.prefix, self.streamno, pts, frm);
write_pgmyuv(self.prefix, self.streamno, pts, frm);
}
}
+ self.frameno += 1;
}
}
let mut noout = false;
let mut decode_video = true;
let mut decode_audio = true;
+ let mut nmode = NumberMode::FrmPTS;
while (cur_arg < args.len()) && (args[cur_arg].chars().next().unwrap() == '-') {
match args[cur_arg].as_str() {
"-noout" => { noout = true; },
"-an" => { decode_audio = false; },
"-vn" => { decode_video = false; },
+ "-nm=count" => { nmode = NumberMode::Counter; },
+ "-nm=pktpts" => { nmode = NumberMode::PktPTS; },
+ "-nm=frmpts" => { nmode = NumberMode::FrmPTS; },
_ => { println!("unknown option {}", args[cur_arg]); return; },
}
cur_arg += 1;
let mut dmx = create_demuxer(dmx_fact, &mut br).unwrap();
let mut decs: Vec<Option<Box<NADecoder>>> = Vec::new();
+ let mut sids: Vec<u32> = Vec::new();
let mut writers: Vec<Outputter> = Vec::new();
for i in 0..dmx.get_num_streams() {
let s = dmx.get_stream(i).unwrap();
let info = s.get_info();
let decfunc = find_decoder(info.get_name());
println!("stream {} - {} {}", i, s, info.get_name());
+ let str_id = s.get_id();
let mut has_out = false;
+ sids.push(str_id);
if info.is_video() {
if decode_video {
+ if decfunc.is_none() {
+ println!("no video decoder found!");
+ return;
+ }
let mut dec = (decfunc.unwrap())();
dec.init(info).unwrap();
decs.push(Some(dec));
if !noout {
- writers.push(Outputter::Video(FrameOutput{prefix: "", streamno: i}));
+ writers.push(Outputter::Video(FrameOutput{prefix: "", streamno: i, frameno: 1, nmode: nmode}));
has_out = true;
}
} else {
}
} else if info.is_audio() {
if decode_audio {
+ if decfunc.is_none() {
+ println!("no audio decoder found!");
+ return;
+ }
let mut dec = (decfunc.unwrap())();
dec.init(info).unwrap();
decs.push(Some(dec));
if e == DemuxerError::EOF { break; }
}
let pkt = pktres.unwrap();
- let streamno = pkt.get_stream().get_id() as usize;
- if let Some(ref mut dec) = decs[streamno] {
+ let streamno = pkt.get_stream().get_id();
+ let sr = sids.iter().position(|x| *x == streamno);
+ let idx = sr.unwrap();
+ if let Some(ref mut dec) = decs[idx] {
let frm = dec.decode(&pkt).unwrap();
if !noout {
- match writers[streamno] {
+ match writers[idx] {
Outputter::Video(ref mut wr) => { wr.output_frame(&pkt, frm); },
Outputter::Audio(ref mut wr) => { wr.output_frame(&pkt, frm); },
_ => {},
};
}
}
- if pkt.get_pts() != None && pkt.get_pts() >= lastpts { break; }
+ if pkt.get_pts() != None && lastpts.is_some() && pkt.get_pts() >= lastpts { break; }
}
//panic!("end");
}