1 extern crate nihav_core;
2 extern crate nihav_allstuff;
7 use nihav_core::io::byteio::{FileReader, ByteReader};
8 use nihav_core::frame::*;
9 use nihav_core::codecs::*;
10 use nihav_core::demuxers::*;
11 use nihav_core::detect;
12 use nihav_allstuff::*;
16 use crate::frmwriter::*;
19 use crate::wavwriter::WavWriter;
21 #[derive(Clone,Copy,PartialEq)]
36 fn output_frame(&mut self, pkt: &NAPacket, frmref: NAFrameRef) {
37 let frm = frmref.borrow();
38 if frm.get_frame_type() != FrameType::Skip {
39 let pts = match self.nmode {
40 NumberMode::Counter => { self.frameno },
41 NumberMode::PktPTS => { pkt.get_pts().unwrap() },
42 NumberMode::FrmPTS => { if let Some(pt) = frm.get_pts() { pt } else { pkt.get_pts().unwrap() } },
44 let frmbuf = frm.get_buffer().get_vbuf().unwrap();
45 if frmbuf.get_info().get_format().is_paletted() {
46 write_palppm(self.prefix, self.streamno, pts, frm);
48 write_pgmyuv(self.prefix, self.streamno, pts, frm);
56 wwr: WavWriter<'static>,
61 fn new(name: &String) -> Self { Self { wwr: WavWriter::new(name), wrote_header: false } }
62 fn output_frame(&mut self, _pkt: &NAPacket, frm: NAFrameRef) {
63 if !self.wrote_header {
64 self.wwr.write_header(frm.borrow().get_info().as_ref().get_properties().get_audio_info().unwrap()).unwrap();
65 self.wrote_header = true;
67 self.wwr.write_frame(frm.borrow().get_buffer()).unwrap();
78 let args: Vec<_> = env::args().collect();
81 println!("usage: nihav-tool [-noout] [-vn] [-an] input [lastpts]");
84 let mut lastpts: Option<u64> = None;
85 let mut cur_arg: usize = 1;
86 let mut noout = false;
87 let mut decode_video = true;
88 let mut decode_audio = true;
89 let mut nmode = NumberMode::FrmPTS;
91 while (cur_arg < args.len()) && (args[cur_arg].chars().next().unwrap() == '-') {
92 match args[cur_arg].as_str() {
94 "-noout" => { noout = true; },
95 "-an" => { decode_audio = false; },
96 "-vn" => { decode_video = false; },
97 "-nm=count" => { nmode = NumberMode::Counter; },
98 "-nm=pktpts" => { nmode = NumberMode::PktPTS; },
99 "-nm=frmpts" => { nmode = NumberMode::FrmPTS; },
100 _ => { println!("unknown option {}", args[cur_arg]); return; },
104 let name = args[cur_arg].as_str();
106 if cur_arg < args.len() {
107 lastpts = Some(u64::from_str_radix(args[cur_arg].as_str(), 10).unwrap());
110 let path = Path::new(name);
111 let mut file = File::open(path).unwrap();
113 let mut fr = FileReader::new_read(&mut file);
114 let mut br = ByteReader::new(&mut fr);
115 let res = detect::detect_format(name, &mut br);
117 println!("cannot detect format for {}", name);
120 let (dmx_name, _) = res.unwrap();
121 println!("trying demuxer {} on {}", dmx_name, name);
123 let mut dmx_reg = RegisteredDemuxers::new();
124 nihav_register_all_demuxers(&mut dmx_reg);
125 let mut dec_reg = RegisteredDecoders::new();
126 nihav_register_all_codecs(&mut dec_reg);
128 dmx_fact = dmx_reg.find_demuxer(dmx_name).unwrap();
129 br.seek(SeekFrom::Start(0)).unwrap();
130 let mut dmx = create_demuxer(dmx_fact, &mut br).unwrap();
132 let mut decs: Vec<Option<Box<NADecoder>>> = Vec::new();
133 let mut sids: Vec<u32> = Vec::new();
134 let mut writers: Vec<Outputter> = Vec::new();
135 for i in 0..dmx.get_num_streams() {
136 let s = dmx.get_stream(i).unwrap();
137 let info = s.get_info();
138 let decfunc = dec_reg.find_decoder(info.get_name());
139 println!("stream {} - {} {}", i, s, info.get_name());
140 let str_id = s.get_id();
141 let mut has_out = false;
145 if decfunc.is_none() {
146 println!("no video decoder found!");
149 let mut dec = (decfunc.unwrap())();
150 dec.init(info).unwrap();
151 decs.push(Some(dec));
153 writers.push(Outputter::Video(FrameOutput{prefix: "", streamno: i, frameno: 1, nmode: nmode}));
159 } else if info.is_audio() {
161 if decfunc.is_none() {
162 println!("no audio decoder found!");
165 let mut dec = (decfunc.unwrap())();
166 dec.init(info).unwrap();
167 decs.push(Some(dec));
169 let name = format!("out{:02}.wav", i);
170 writers.push(Outputter::Audio(AudioOutput::new(&name)));
178 panic!("decoder {} not found", info.get_name());
181 writers.push(Outputter::None);
186 let pktres = dmx.get_frame();
187 if let Err(e) = pktres {
188 if e == DemuxerError::EOF { break; }
190 let pkt = pktres.unwrap();
191 let streamno = pkt.get_stream().get_id();
192 let sr = sids.iter().position(|x| *x == streamno);
193 let idx = sr.unwrap();
194 if let Some(ref mut dec) = decs[idx] {
195 let frm = dec.decode(&pkt).unwrap();
198 Outputter::Video(ref mut wr) => { wr.output_frame(&pkt, frm); },
199 Outputter::Audio(ref mut wr) => { wr.output_frame(&pkt, frm); },
204 if pkt.get_pts() != None && lastpts.is_some() && pkt.get_pts() >= lastpts { break; }