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019f9f9c KS |
1 | extern crate nihav; |
2 | ||
019f9f9c KS |
3 | use std::io::SeekFrom; |
4 | use std::fs::File; | |
5 | use std::path::Path; | |
6 | use nihav::io::byteio::{FileReader, ByteReader}; | |
7 | use nihav::frame::*; | |
8 | use nihav::codecs::*; | |
9 | use nihav::demuxers::*; | |
10 | use nihav::detect; | |
11 | use std::env; | |
12 | ||
3660c127 KS |
13 | mod frmwriter; |
14 | use frmwriter::*; | |
15 | ||
16 | mod wavwriter; | |
17 | use wavwriter::WavWriter; | |
019f9f9c | 18 | |
44939c84 KS |
19 | #[derive(Clone,Copy,PartialEq)] |
20 | enum NumberMode { | |
21 | Counter, | |
22 | PktPTS, | |
23 | FrmPTS, | |
24 | } | |
25 | ||
3660c127 KS |
26 | struct FrameOutput { |
27 | prefix: &'static str, | |
28 | streamno: usize, | |
44939c84 KS |
29 | frameno: u64, |
30 | nmode: NumberMode, | |
3660c127 | 31 | } |
019f9f9c | 32 | |
3660c127 KS |
33 | impl FrameOutput { |
34 | fn output_frame(&mut self, pkt: &NAPacket, frmref: NAFrameRef) { | |
35 | let frm = frmref.borrow(); | |
36 | if frm.get_frame_type() != FrameType::Skip { | |
44939c84 KS |
37 | let pts = match self.nmode { |
38 | NumberMode::Counter => { self.frameno }, | |
39 | NumberMode::PktPTS => { pkt.get_pts().unwrap() }, | |
40 | NumberMode::FrmPTS => { if let Some(pt) = frm.get_pts() { pt } else { pkt.get_pts().unwrap() } }, | |
41 | }; | |
3660c127 KS |
42 | let frmbuf = frm.get_buffer().get_vbuf().unwrap(); |
43 | if frmbuf.get_info().get_format().is_paletted() { | |
44 | write_palppm(self.prefix, self.streamno, pts, frm); | |
45 | } else { | |
46 | write_pgmyuv(self.prefix, self.streamno, pts, frm); | |
47 | } | |
48 | } | |
44939c84 | 49 | self.frameno += 1; |
019f9f9c KS |
50 | } |
51 | } | |
52 | ||
3660c127 KS |
53 | struct AudioOutput { |
54 | wwr: WavWriter<'static>, | |
55 | wrote_header: bool, | |
56 | } | |
57 | ||
58 | impl AudioOutput { | |
59 | fn new(name: &String) -> Self { Self { wwr: WavWriter::new(name), wrote_header: false } } | |
60 | fn output_frame(&mut self, _pkt: &NAPacket, frm: NAFrameRef) { | |
61 | if !self.wrote_header { | |
62 | self.wwr.write_header(frm.borrow().get_info().as_ref().get_properties().get_audio_info().unwrap()).unwrap(); | |
63 | self.wrote_header = true; | |
019f9f9c | 64 | } |
3660c127 | 65 | self.wwr.write_frame(frm.borrow().get_buffer()).unwrap(); |
019f9f9c KS |
66 | } |
67 | } | |
68 | ||
3660c127 KS |
69 | enum Outputter { |
70 | Video(FrameOutput), | |
71 | Audio(AudioOutput), | |
72 | None, | |
73 | } | |
74 | ||
019f9f9c KS |
75 | fn main() { |
76 | let args: Vec<_> = env::args().collect(); | |
77 | ||
3660c127 KS |
78 | if args.len() == 1 { |
79 | println!("usage: nihav-tool [-noout] [-vn] [-an] input [lastpts]"); | |
80 | return; | |
81 | } | |
82 | let mut lastpts: Option<u64> = None; | |
83 | let mut cur_arg: usize = 1; | |
84 | let mut noout = false; | |
85 | let mut decode_video = true; | |
86 | let mut decode_audio = true; | |
44939c84 | 87 | let mut nmode = NumberMode::FrmPTS; |
3660c127 KS |
88 | |
89 | while (cur_arg < args.len()) && (args[cur_arg].chars().next().unwrap() == '-') { | |
90 | match args[cur_arg].as_str() { | |
91 | "--" => { break; }, | |
92 | "-noout" => { noout = true; }, | |
93 | "-an" => { decode_audio = false; }, | |
94 | "-vn" => { decode_video = false; }, | |
44939c84 KS |
95 | "-nm=count" => { nmode = NumberMode::Counter; }, |
96 | "-nm=pktpts" => { nmode = NumberMode::PktPTS; }, | |
97 | "-nm=frmpts" => { nmode = NumberMode::FrmPTS; }, | |
3660c127 KS |
98 | _ => { println!("unknown option {}", args[cur_arg]); return; }, |
99 | } | |
100 | cur_arg += 1; | |
101 | } | |
102 | let name = args[cur_arg].as_str(); | |
103 | cur_arg += 1; | |
3660c127 KS |
104 | if cur_arg < args.len() { |
105 | lastpts = Some(u64::from_str_radix(args[cur_arg].as_str(), 10).unwrap()); | |
106 | } | |
019f9f9c | 107 | |
019f9f9c KS |
108 | let path = Path::new(name); |
109 | let mut file = File::open(path).unwrap(); | |
110 | let dmx_fact; | |
111 | let mut fr = FileReader::new_read(&mut file); | |
112 | let mut br = ByteReader::new(&mut fr); | |
113 | let res = detect::detect_format(name, &mut br); | |
114 | if res.is_none() { | |
115 | println!("cannot detect format for {}", name); | |
116 | return; | |
117 | } | |
118 | let (dmx_name, _) = res.unwrap(); | |
3660c127 | 119 | println!("trying demuxer {} on {}", dmx_name, name); |
019f9f9c KS |
120 | dmx_fact = find_demuxer(dmx_name).unwrap(); |
121 | br.seek(SeekFrom::Start(0)).unwrap(); | |
3660c127 | 122 | let mut dmx = create_demuxer(dmx_fact, &mut br).unwrap(); |
019f9f9c KS |
123 | |
124 | let mut decs: Vec<Option<Box<NADecoder>>> = Vec::new(); | |
417ba15e | 125 | let mut sids: Vec<u32> = Vec::new(); |
3660c127 | 126 | let mut writers: Vec<Outputter> = Vec::new(); |
019f9f9c KS |
127 | for i in 0..dmx.get_num_streams() { |
128 | let s = dmx.get_stream(i).unwrap(); | |
129 | let info = s.get_info(); | |
130 | let decfunc = find_decoder(info.get_name()); | |
3660c127 | 131 | println!("stream {} - {} {}", i, s, info.get_name()); |
417ba15e | 132 | let str_id = s.get_id(); |
3660c127 | 133 | let mut has_out = false; |
417ba15e | 134 | sids.push(str_id); |
3660c127 KS |
135 | if info.is_video() { |
136 | if decode_video { | |
44939c84 KS |
137 | if decfunc.is_none() { |
138 | println!("no video decoder found!"); | |
139 | return; | |
140 | } | |
3660c127 KS |
141 | let mut dec = (decfunc.unwrap())(); |
142 | dec.init(info).unwrap(); | |
143 | decs.push(Some(dec)); | |
144 | if !noout { | |
44939c84 | 145 | writers.push(Outputter::Video(FrameOutput{prefix: "", streamno: i, frameno: 1, nmode: nmode})); |
3660c127 KS |
146 | has_out = true; |
147 | } | |
148 | } else { | |
149 | decs.push(None); | |
150 | } | |
151 | } else if info.is_audio() { | |
152 | if decode_audio { | |
44939c84 KS |
153 | if decfunc.is_none() { |
154 | println!("no audio decoder found!"); | |
155 | return; | |
156 | } | |
3660c127 KS |
157 | let mut dec = (decfunc.unwrap())(); |
158 | dec.init(info).unwrap(); | |
159 | decs.push(Some(dec)); | |
160 | if !noout { | |
161 | let name = format!("out{:02}.wav", i); | |
162 | writers.push(Outputter::Audio(AudioOutput::new(&name))); | |
163 | has_out = true; | |
164 | } | |
165 | } else { | |
166 | decs.push(None); | |
167 | } | |
019f9f9c | 168 | } else { |
3660c127 | 169 | decs.push(None); |
019f9f9c KS |
170 | panic!("decoder {} not found", info.get_name()); |
171 | } | |
3660c127 KS |
172 | if !has_out { |
173 | writers.push(Outputter::None); | |
174 | } | |
019f9f9c KS |
175 | } |
176 | ||
177 | loop { | |
178 | let pktres = dmx.get_frame(); | |
179 | if let Err(e) = pktres { | |
180 | if e == DemuxerError::EOF { break; } | |
181 | } | |
182 | let pkt = pktres.unwrap(); | |
417ba15e KS |
183 | let streamno = pkt.get_stream().get_id(); |
184 | let sr = sids.iter().position(|x| *x == streamno); | |
185 | let idx = sr.unwrap(); | |
186 | if let Some(ref mut dec) = decs[idx] { | |
019f9f9c | 187 | let frm = dec.decode(&pkt).unwrap(); |
3660c127 | 188 | if !noout { |
417ba15e | 189 | match writers[idx] { |
3660c127 KS |
190 | Outputter::Video(ref mut wr) => { wr.output_frame(&pkt, frm); }, |
191 | Outputter::Audio(ref mut wr) => { wr.output_frame(&pkt, frm); }, | |
192 | _ => {}, | |
193 | }; | |
019f9f9c KS |
194 | } |
195 | } | |
cdaf5445 | 196 | if pkt.get_pts() != None && lastpts.is_some() && pkt.get_pts() >= lastpts { break; } |
019f9f9c KS |
197 | } |
198 | //panic!("end"); | |
199 | } |