Commit | Line | Data |
---|---|---|
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 | |
3660c127 KS |
19 | struct FrameOutput { |
20 | prefix: &'static str, | |
21 | streamno: usize, | |
22 | } | |
019f9f9c | 23 | |
3660c127 KS |
24 | impl FrameOutput { |
25 | fn output_frame(&mut self, pkt: &NAPacket, frmref: NAFrameRef) { | |
26 | let frm = frmref.borrow(); | |
27 | if frm.get_frame_type() != FrameType::Skip { | |
28 | let pts = if let Some(pt) = frm.get_pts() { pt } else { pkt.get_pts().unwrap() }; | |
29 | let frmbuf = frm.get_buffer().get_vbuf().unwrap(); | |
30 | if frmbuf.get_info().get_format().is_paletted() { | |
31 | write_palppm(self.prefix, self.streamno, pts, frm); | |
32 | } else { | |
33 | write_pgmyuv(self.prefix, self.streamno, pts, frm); | |
34 | } | |
35 | } | |
019f9f9c KS |
36 | } |
37 | } | |
38 | ||
3660c127 KS |
39 | struct AudioOutput { |
40 | wwr: WavWriter<'static>, | |
41 | wrote_header: bool, | |
42 | } | |
43 | ||
44 | impl AudioOutput { | |
45 | fn new(name: &String) -> Self { Self { wwr: WavWriter::new(name), wrote_header: false } } | |
46 | fn output_frame(&mut self, _pkt: &NAPacket, frm: NAFrameRef) { | |
47 | if !self.wrote_header { | |
48 | self.wwr.write_header(frm.borrow().get_info().as_ref().get_properties().get_audio_info().unwrap()).unwrap(); | |
49 | self.wrote_header = true; | |
019f9f9c | 50 | } |
3660c127 | 51 | self.wwr.write_frame(frm.borrow().get_buffer()).unwrap(); |
019f9f9c KS |
52 | } |
53 | } | |
54 | ||
3660c127 KS |
55 | enum Outputter { |
56 | Video(FrameOutput), | |
57 | Audio(AudioOutput), | |
58 | None, | |
59 | } | |
60 | ||
019f9f9c KS |
61 | fn main() { |
62 | let args: Vec<_> = env::args().collect(); | |
63 | ||
3660c127 KS |
64 | if args.len() == 1 { |
65 | println!("usage: nihav-tool [-noout] [-vn] [-an] input [lastpts]"); | |
66 | return; | |
67 | } | |
68 | let mut lastpts: Option<u64> = None; | |
69 | let mut cur_arg: usize = 1; | |
70 | let mut noout = false; | |
71 | let mut decode_video = true; | |
72 | let mut decode_audio = true; | |
73 | ||
74 | while (cur_arg < args.len()) && (args[cur_arg].chars().next().unwrap() == '-') { | |
75 | match args[cur_arg].as_str() { | |
76 | "--" => { break; }, | |
77 | "-noout" => { noout = true; }, | |
78 | "-an" => { decode_audio = false; }, | |
79 | "-vn" => { decode_video = false; }, | |
80 | _ => { println!("unknown option {}", args[cur_arg]); return; }, | |
81 | } | |
82 | cur_arg += 1; | |
83 | } | |
84 | let name = args[cur_arg].as_str(); | |
85 | cur_arg += 1; | |
3660c127 KS |
86 | if cur_arg < args.len() { |
87 | lastpts = Some(u64::from_str_radix(args[cur_arg].as_str(), 10).unwrap()); | |
88 | } | |
019f9f9c | 89 | |
019f9f9c KS |
90 | let path = Path::new(name); |
91 | let mut file = File::open(path).unwrap(); | |
92 | let dmx_fact; | |
93 | let mut fr = FileReader::new_read(&mut file); | |
94 | let mut br = ByteReader::new(&mut fr); | |
95 | let res = detect::detect_format(name, &mut br); | |
96 | if res.is_none() { | |
97 | println!("cannot detect format for {}", name); | |
98 | return; | |
99 | } | |
100 | let (dmx_name, _) = res.unwrap(); | |
3660c127 | 101 | println!("trying demuxer {} on {}", dmx_name, name); |
019f9f9c KS |
102 | dmx_fact = find_demuxer(dmx_name).unwrap(); |
103 | br.seek(SeekFrom::Start(0)).unwrap(); | |
3660c127 | 104 | let mut dmx = create_demuxer(dmx_fact, &mut br).unwrap(); |
019f9f9c KS |
105 | |
106 | let mut decs: Vec<Option<Box<NADecoder>>> = Vec::new(); | |
3660c127 | 107 | let mut writers: Vec<Outputter> = Vec::new(); |
019f9f9c KS |
108 | for i in 0..dmx.get_num_streams() { |
109 | let s = dmx.get_stream(i).unwrap(); | |
110 | let info = s.get_info(); | |
111 | let decfunc = find_decoder(info.get_name()); | |
3660c127 KS |
112 | println!("stream {} - {} {}", i, s, info.get_name()); |
113 | let mut has_out = false; | |
114 | if info.is_video() { | |
115 | if decode_video { | |
116 | let mut dec = (decfunc.unwrap())(); | |
117 | dec.init(info).unwrap(); | |
118 | decs.push(Some(dec)); | |
119 | if !noout { | |
120 | writers.push(Outputter::Video(FrameOutput{prefix: "", streamno: i})); | |
121 | has_out = true; | |
122 | } | |
123 | } else { | |
124 | decs.push(None); | |
125 | } | |
126 | } else if info.is_audio() { | |
127 | if decode_audio { | |
128 | let mut dec = (decfunc.unwrap())(); | |
129 | dec.init(info).unwrap(); | |
130 | decs.push(Some(dec)); | |
131 | if !noout { | |
132 | let name = format!("out{:02}.wav", i); | |
133 | writers.push(Outputter::Audio(AudioOutput::new(&name))); | |
134 | has_out = true; | |
135 | } | |
136 | } else { | |
137 | decs.push(None); | |
138 | } | |
019f9f9c | 139 | } else { |
3660c127 | 140 | decs.push(None); |
019f9f9c KS |
141 | panic!("decoder {} not found", info.get_name()); |
142 | } | |
3660c127 KS |
143 | if !has_out { |
144 | writers.push(Outputter::None); | |
145 | } | |
019f9f9c KS |
146 | } |
147 | ||
148 | loop { | |
149 | let pktres = dmx.get_frame(); | |
150 | if let Err(e) = pktres { | |
151 | if e == DemuxerError::EOF { break; } | |
152 | } | |
153 | let pkt = pktres.unwrap(); | |
154 | let streamno = pkt.get_stream().get_id() as usize; | |
155 | if let Some(ref mut dec) = decs[streamno] { | |
156 | let frm = dec.decode(&pkt).unwrap(); | |
3660c127 KS |
157 | if !noout { |
158 | match writers[streamno] { | |
159 | Outputter::Video(ref mut wr) => { wr.output_frame(&pkt, frm); }, | |
160 | Outputter::Audio(ref mut wr) => { wr.output_frame(&pkt, frm); }, | |
161 | _ => {}, | |
162 | }; | |
019f9f9c KS |
163 | } |
164 | } | |
cdaf5445 | 165 | if pkt.get_pts() != None && lastpts.is_some() && pkt.get_pts() >= lastpts { break; } |
019f9f9c KS |
166 | } |
167 | //panic!("end"); | |
168 | } |