allow setting custom output prefixes
[nihav-tool.git] / src / main.rs
CommitLineData
98b31ef7 1extern crate nihav_core;
7d08c359 2extern crate nihav_registry;
98b31ef7 3extern crate nihav_allstuff;
019f9f9c 4
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5use std::io::SeekFrom;
6use std::fs::File;
7use std::path::Path;
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8use nihav_core::io::byteio::{FileReader, ByteReader};
9use nihav_core::frame::*;
10use nihav_core::codecs::*;
11use nihav_core::demuxers::*;
7d08c359 12use nihav_registry::detect;
98b31ef7 13use nihav_allstuff::*;
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14use std::env;
15
3660c127 16mod frmwriter;
1e596ff3 17use crate::frmwriter::*;
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18
19mod wavwriter;
1e596ff3 20use crate::wavwriter::WavWriter;
019f9f9c 21
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22#[derive(Clone,Copy,PartialEq)]
23enum NumberMode {
24 Counter,
25 PktPTS,
26 FrmPTS,
27}
28
3660c127 29struct FrameOutput {
7437145d 30 prefix: String,
3660c127 31 streamno: usize,
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32 frameno: u64,
33 nmode: NumberMode,
3660c127 34}
019f9f9c 35
3660c127 36impl FrameOutput {
125ba9b3 37 fn output_frame(&mut self, pkt: &NAPacket, frm: NAFrameRef) {
3660c127 38 if frm.get_frame_type() != FrameType::Skip {
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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() } },
43 };
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44 let vinfo = frm.get_buffer().get_video_info().unwrap();
45 if vinfo.get_format().is_paletted() {
7437145d 46 write_palppm(&self.prefix, self.streamno, pts, frm);
ffe69577 47 } else if vinfo.get_format().get_model().is_yuv() {
7437145d 48 write_pgmyuv(&self.prefix, self.streamno, pts, frm);
ffe69577 49 } else if vinfo.get_format().get_model().is_rgb() {
7437145d 50 write_ppm(&self.prefix, self.streamno, pts, frm);
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51 } else {
52panic!(" unknown format");
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53 }
54 }
44939c84 55 self.frameno += 1;
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56 }
57}
58
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59struct AudioOutput {
60 wwr: WavWriter<'static>,
61 wrote_header: bool,
62}
63
64impl AudioOutput {
e47ee411 65 fn new(name: &str) -> Self { Self { wwr: WavWriter::new(name), wrote_header: false } }
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66 fn output_frame(&mut self, _pkt: &NAPacket, frm: NAFrameRef) {
67 if !self.wrote_header {
125ba9b3 68 self.wwr.write_header(frm.get_info().as_ref().get_properties().get_audio_info().unwrap()).unwrap();
3660c127 69 self.wrote_header = true;
019f9f9c 70 }
125ba9b3 71 self.wwr.write_frame(frm.get_buffer()).unwrap();
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72 }
73}
74
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75enum Outputter {
76 Video(FrameOutput),
77 Audio(AudioOutput),
78 None,
79}
80
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81fn main() {
82 let args: Vec<_> = env::args().collect();
83
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84 if args.len() == 1 {
85 println!("usage: nihav-tool [-noout] [-vn] [-an] input [lastpts]");
86 return;
87 }
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;
44939c84 93 let mut nmode = NumberMode::FrmPTS;
fde9f7c3 94 let mut seek_time = 0u64;
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95 let mut vpfx: Option<String> = None;
96 let mut apfx: Option<&str> = None;
3660c127 97
e47ee411 98 while (cur_arg < args.len()) && args[cur_arg].starts_with('-') {
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99 match args[cur_arg].as_str() {
100 "--" => { break; },
101 "-noout" => { noout = true; },
102 "-an" => { decode_audio = false; },
103 "-vn" => { decode_video = false; },
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104 "-nm=count" => { nmode = NumberMode::Counter; },
105 "-nm=pktpts" => { nmode = NumberMode::PktPTS; },
106 "-nm=frmpts" => { nmode = NumberMode::FrmPTS; },
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107 "-seek" => {
108 cur_arg += 1;
109 if cur_arg == args.len() {
110 println!("seek time missing");
111 return;
112 }
113 let ret = args[cur_arg].parse::<u64>();
114 if ret.is_err() {
115 println!("wrong seek time");
116 return;
117 }
118 seek_time = ret.unwrap();
119 },
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120 "-apfx" => {
121 cur_arg += 1;
122 if cur_arg == args.len() {
123 println!("name missing");
124 return;
125 }
126 apfx = Some(&args[cur_arg]);
127 },
128 "-vpfx" => {
129 cur_arg += 1;
130 if cur_arg == args.len() {
131 println!("name missing");
132 return;
133 }
134 vpfx = Some(args[cur_arg].clone());
135 },
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136 _ => { println!("unknown option {}", args[cur_arg]); return; },
137 }
138 cur_arg += 1;
139 }
140 let name = args[cur_arg].as_str();
141 cur_arg += 1;
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142 if cur_arg < args.len() {
143 lastpts = Some(u64::from_str_radix(args[cur_arg].as_str(), 10).unwrap());
144 }
019f9f9c 145
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146 let path = Path::new(name);
147 let mut file = File::open(path).unwrap();
148 let dmx_fact;
149 let mut fr = FileReader::new_read(&mut file);
150 let mut br = ByteReader::new(&mut fr);
151 let res = detect::detect_format(name, &mut br);
152 if res.is_none() {
153 println!("cannot detect format for {}", name);
154 return;
155 }
156 let (dmx_name, _) = res.unwrap();
3660c127 157println!("trying demuxer {} on {}", dmx_name, name);
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158
159 let mut dmx_reg = RegisteredDemuxers::new();
160 nihav_register_all_demuxers(&mut dmx_reg);
161 let mut dec_reg = RegisteredDecoders::new();
162 nihav_register_all_codecs(&mut dec_reg);
163
164 dmx_fact = dmx_reg.find_demuxer(dmx_name).unwrap();
019f9f9c 165 br.seek(SeekFrom::Start(0)).unwrap();
3660c127 166 let mut dmx = create_demuxer(dmx_fact, &mut br).unwrap();
019f9f9c 167
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168 if seek_time > 0 {
169 let ret = dmx.seek(seek_time);
170 if ret.is_err() {
171println!(" seek error {:?}", ret.err().unwrap());
172 }
173 }
174
e47ee411 175 let mut decs: Vec<Option<(Box<NADecoderSupport>, Box<dyn NADecoder>)>> = Vec::new();
417ba15e 176 let mut sids: Vec<u32> = Vec::new();
3660c127 177 let mut writers: Vec<Outputter> = Vec::new();
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178 for i in 0..dmx.get_num_streams() {
179 let s = dmx.get_stream(i).unwrap();
180 let info = s.get_info();
98b31ef7 181 let decfunc = dec_reg.find_decoder(info.get_name());
3660c127 182println!("stream {} - {} {}", i, s, info.get_name());
417ba15e 183 let str_id = s.get_id();
3660c127 184 let mut has_out = false;
417ba15e 185 sids.push(str_id);
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186 if info.is_video() {
187 if decode_video {
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188 if decfunc.is_none() {
189 println!("no video decoder found!");
190 return;
191 }
3660c127 192 let mut dec = (decfunc.unwrap())();
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193 let mut dsupp = Box::new(NADecoderSupport::new());
194 dec.init(&mut dsupp, info).unwrap();
195 decs.push(Some((dsupp, dec)));
3660c127 196 if !noout {
7437145d 197 writers.push(Outputter::Video(FrameOutput{prefix: if let Some(ref str) = vpfx { str.clone() } else { "out".to_string() }, streamno: i, frameno: 1, nmode}));
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198 has_out = true;
199 }
200 } else {
201 decs.push(None);
202 }
203 } else if info.is_audio() {
204 if decode_audio {
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205 if decfunc.is_none() {
206 println!("no audio decoder found!");
207 return;
208 }
3660c127 209 let mut dec = (decfunc.unwrap())();
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210 let mut dsupp = Box::new(NADecoderSupport::new());
211 dec.init(&mut dsupp, info).unwrap();
212 decs.push(Some((dsupp, dec)));
3660c127 213 if !noout {
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214 let name = if let Some(apfx) = apfx {
215 format!("{}{:02}.wav", apfx, i)
216 } else {
217 format!("out{:02}.wav", i)
218 };
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219 writers.push(Outputter::Audio(AudioOutput::new(&name)));
220 has_out = true;
221 }
222 } else {
223 decs.push(None);
224 }
019f9f9c 225 } else {
3660c127 226 decs.push(None);
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227panic!("decoder {} not found", info.get_name());
228 }
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229 if !has_out {
230 writers.push(Outputter::None);
231 }
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232 }
233
234 loop {
235 let pktres = dmx.get_frame();
236 if let Err(e) = pktres {
237 if e == DemuxerError::EOF { break; }
238 }
239 let pkt = pktres.unwrap();
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240 let streamno = pkt.get_stream().get_id();
241 let sr = sids.iter().position(|x| *x == streamno);
242 let idx = sr.unwrap();
4b6a29ce 243 if let Some((ref mut dsupp, ref mut dec)) = decs[idx] {
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244 match dec.decode(dsupp, &pkt) {
245 Ok(frm) => {
246 if !noout {
247 match writers[idx] {
248 Outputter::Video(ref mut wr) => { wr.output_frame(&pkt, frm); },
249 Outputter::Audio(ref mut wr) => { wr.output_frame(&pkt, frm); },
250 _ => {},
251 };
252 }
253 },
254 Err(DecoderError::MissingReference) if seek_time > 0 => {
255 println!("ignoring missing ref");
256 },
257 Err(reason) => {
258 println!("error decoding frame {:?}", reason);
259 break;
260 },
261 };
a319c93c 262 if pkt.get_pts() != None && lastpts.is_some() && pkt.get_pts() >= lastpts { break; }
019f9f9c 263 }
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264 }
265//panic!("end");
266}