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 vinfo = frm.get_buffer().get_video_info().unwrap();
45 if vinfo.get_format().is_paletted() {
46 write_palppm(self.prefix, self.streamno, pts, frm);
47 } else if vinfo.get_format().get_model().is_yuv() {
48 write_pgmyuv(self.prefix, self.streamno, pts, frm);
49 } else if vinfo.get_format().get_model().is_rgb() {
50 write_ppm(self.prefix, self.streamno, pts, frm);
52 panic!(" unknown format");
60 wwr: WavWriter<'static>,
65 fn new(name: &String) -> Self { Self { wwr: WavWriter::new(name), wrote_header: false } }
66 fn output_frame(&mut self, _pkt: &NAPacket, frm: NAFrameRef) {
67 if !self.wrote_header {
68 self.wwr.write_header(frm.borrow().get_info().as_ref().get_properties().get_audio_info().unwrap()).unwrap();
69 self.wrote_header = true;
71 self.wwr.write_frame(frm.borrow().get_buffer()).unwrap();
82 let args: Vec<_> = env::args().collect();
85 println!("usage: nihav-tool [-noout] [-vn] [-an] input [lastpts]");
88 let mut lastpts: Option<u64> = None;
89 let mut cur_arg: usize = 1;
90 let mut noout = false;
91 let mut decode_video = true;
92 let mut decode_audio = true;
93 let mut nmode = NumberMode::FrmPTS;
95 while (cur_arg < args.len()) && (args[cur_arg].chars().next().unwrap() == '-') {
96 match args[cur_arg].as_str() {
98 "-noout" => { noout = true; },
99 "-an" => { decode_audio = false; },
100 "-vn" => { decode_video = false; },
101 "-nm=count" => { nmode = NumberMode::Counter; },
102 "-nm=pktpts" => { nmode = NumberMode::PktPTS; },
103 "-nm=frmpts" => { nmode = NumberMode::FrmPTS; },
104 _ => { println!("unknown option {}", args[cur_arg]); return; },
108 let name = args[cur_arg].as_str();
110 if cur_arg < args.len() {
111 lastpts = Some(u64::from_str_radix(args[cur_arg].as_str(), 10).unwrap());
114 let path = Path::new(name);
115 let mut file = File::open(path).unwrap();
117 let mut fr = FileReader::new_read(&mut file);
118 let mut br = ByteReader::new(&mut fr);
119 let res = detect::detect_format(name, &mut br);
121 println!("cannot detect format for {}", name);
124 let (dmx_name, _) = res.unwrap();
125 println!("trying demuxer {} on {}", dmx_name, name);
127 let mut dmx_reg = RegisteredDemuxers::new();
128 nihav_register_all_demuxers(&mut dmx_reg);
129 let mut dec_reg = RegisteredDecoders::new();
130 nihav_register_all_codecs(&mut dec_reg);
132 dmx_fact = dmx_reg.find_demuxer(dmx_name).unwrap();
133 br.seek(SeekFrom::Start(0)).unwrap();
134 let mut dmx = create_demuxer(dmx_fact, &mut br).unwrap();
136 let mut decs: Vec<Option<Box<NADecoder>>> = Vec::new();
137 let mut sids: Vec<u32> = Vec::new();
138 let mut writers: Vec<Outputter> = Vec::new();
139 for i in 0..dmx.get_num_streams() {
140 let s = dmx.get_stream(i).unwrap();
141 let info = s.get_info();
142 let decfunc = dec_reg.find_decoder(info.get_name());
143 println!("stream {} - {} {}", i, s, info.get_name());
144 let str_id = s.get_id();
145 let mut has_out = false;
149 if decfunc.is_none() {
150 println!("no video decoder found!");
153 let mut dec = (decfunc.unwrap())();
154 dec.init(info).unwrap();
155 decs.push(Some(dec));
157 writers.push(Outputter::Video(FrameOutput{prefix: "", streamno: i, frameno: 1, nmode: nmode}));
163 } else if info.is_audio() {
165 if decfunc.is_none() {
166 println!("no audio decoder found!");
169 let mut dec = (decfunc.unwrap())();
170 dec.init(info).unwrap();
171 decs.push(Some(dec));
173 let name = format!("out{:02}.wav", i);
174 writers.push(Outputter::Audio(AudioOutput::new(&name)));
182 panic!("decoder {} not found", info.get_name());
185 writers.push(Outputter::None);
190 let pktres = dmx.get_frame();
191 if let Err(e) = pktres {
192 if e == DemuxerError::EOF { break; }
194 let pkt = pktres.unwrap();
195 let streamno = pkt.get_stream().get_id();
196 let sr = sids.iter().position(|x| *x == streamno);
197 let idx = sr.unwrap();
198 if let Some(ref mut dec) = decs[idx] {
199 let frm = dec.decode(&pkt).unwrap();
202 Outputter::Video(ref mut wr) => { wr.output_frame(&pkt, frm); },
203 Outputter::Audio(ref mut wr) => { wr.output_frame(&pkt, frm); },
208 if pkt.get_pts() != None && lastpts.is_some() && pkt.get_pts() >= lastpts { break; }