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1 | extern crate nihav_core; | |
2 | extern crate nihav_codec_support; | |
3 | extern crate nihav_registry; | |
4 | extern crate nihav_allstuff; | |
5 | ||
6 | use std::fs::File; | |
7 | use nihav_core::io::byteio::{FileReader, ByteReader}; | |
8 | use nihav_core::frame::*; | |
9 | use nihav_core::options::*; | |
10 | use nihav_core::codecs::*; | |
11 | use nihav_core::demuxers::*; | |
12 | use nihav_core::muxers::*; | |
13 | use nihav_core::scale::*; | |
14 | use nihav_core::soundcvt::*; | |
15 | use nihav_registry::detect; | |
16 | use nihav_registry::register; | |
17 | use nihav_allstuff::*; | |
18 | use std::env; | |
19 | ||
20 | mod null; | |
21 | use crate::null::*; | |
22 | ||
23 | fn print_options(name: &str, options: &[NAOptionDefinition]) { | |
24 | if options.is_empty() { | |
25 | println!("No custom options."); | |
26 | } else { | |
27 | println!("Options for '{}'", name); | |
28 | for opt in options.iter() { | |
29 | println!(" {}", opt); | |
30 | } | |
31 | } | |
32 | } | |
33 | ||
34 | struct OptionArgs { | |
35 | name: String, | |
36 | value: Option<String>, | |
37 | } | |
38 | ||
39 | struct InputStreamOptions { | |
40 | id: u32, | |
41 | drop: bool, | |
42 | dec_opts: Vec<OptionArgs>, | |
43 | } | |
44 | ||
45 | struct OutputStreamOptions { | |
46 | id: u32, | |
47 | enc_params: EncodeParameters, | |
48 | enc_name: String, | |
49 | enc_opts: Vec<OptionArgs>, | |
50 | } | |
51 | ||
52 | enum OutputConvert { | |
53 | Video(NAScale, NABufferType), | |
54 | Audio(NAAudioInfo, NAChannelMap), | |
55 | None, | |
56 | } | |
57 | ||
58 | enum OutputMode { | |
59 | Drop, | |
60 | Copy(u32), | |
61 | Encode(u32, Box<dyn NAEncoder>, OutputConvert), | |
62 | } | |
63 | ||
64 | #[derive(Default)] | |
65 | struct Transcoder { | |
66 | input_name: String, | |
67 | input_fmt: Option<String>, | |
68 | output_name: String, | |
69 | output_fmt: Option<String>, | |
70 | demux_opts: Vec<OptionArgs>, | |
71 | mux_opts: Vec<OptionArgs>, | |
72 | istr_opts: Vec<InputStreamOptions>, | |
73 | ostr_opts: Vec<OutputStreamOptions>, | |
74 | decoders: Vec<Option<(Box<NADecoderSupport>, Box<dyn NADecoder>)>>, | |
75 | encoders: Vec<OutputMode>, | |
76 | no_video: bool, | |
77 | no_audio: bool, | |
78 | start: NATimePoint, | |
79 | end: NATimePoint, | |
80 | } | |
81 | ||
82 | macro_rules! parse_and_apply_options { | |
83 | ($obj: expr, $in_opts: expr, $name: expr) => { | |
84 | let mut opts = Vec::with_capacity($in_opts.len()); | |
85 | let opt_def = $obj.get_supported_options(); | |
86 | for opt in $in_opts.iter() { | |
87 | let mut found = false; | |
88 | for opt_def in opt_def.iter() { | |
89 | if opt.name == opt_def.name { | |
90 | let arg = if let Some(ref str) = opt.value { Some(str) } else { None }; | |
91 | let ret = opt_def.parse(&opt.name, arg); | |
92 | if ret.is_err() { | |
93 | println!("invalid option {} for {}", opt.name, $name); | |
94 | } else { | |
95 | let (val, _) = ret.unwrap(); | |
96 | opts.push(val); | |
97 | } | |
98 | found = true; | |
99 | } | |
100 | } | |
101 | if !found { | |
102 | println!(" ignoring option '{}' for {}", opt.name, $name); | |
103 | } | |
104 | } | |
105 | $obj.set_options(opts.as_slice()); | |
106 | } | |
107 | } | |
108 | ||
109 | impl Transcoder { | |
110 | fn new() -> Self { Self::default() } | |
111 | fn parse_istream_options(&mut self, opt0: &str, opt1: &str) -> bool { | |
112 | let (_, strno) = opt0.split_at(9); | |
113 | let ret = strno.parse::<u32>(); | |
114 | if ret.is_err() { return false; } | |
115 | let streamno = ret.unwrap(); | |
116 | ||
117 | let sidx = if let Some(idx) = self.istr_opts.iter().position(|str| str.id == streamno) { | |
118 | idx | |
119 | } else { | |
120 | self.istr_opts.push(InputStreamOptions {id: streamno, drop: false, dec_opts: Vec::new() }); | |
121 | self.istr_opts.len() - 1 | |
122 | }; | |
123 | let istr = &mut self.istr_opts[sidx]; | |
124 | ||
125 | for opt in opt1.split(',') { | |
126 | let oval: Vec<_> = opt.split('=').collect(); | |
127 | if oval.len() == 1 { | |
128 | match oval[0] { | |
129 | "drop" => { istr.drop = true; }, | |
130 | _ => { | |
131 | istr.dec_opts.push(OptionArgs{ name: oval[0].to_string(), value: None }); | |
132 | }, | |
133 | }; | |
134 | } else if oval.len() == 2 { | |
135 | istr.dec_opts.push(OptionArgs{ name: oval[0].to_string(), value: Some(oval[1].to_string()) }); | |
136 | } else { | |
137 | println!("unrecognized option '{}'", opt); | |
138 | } | |
139 | } | |
140 | true | |
141 | } | |
142 | fn parse_ostream_options(&mut self, opt0: &str, opt1: &str, enc_reg: &RegisteredEncoders) -> bool { | |
143 | let (_, strno) = opt0.split_at(9); | |
144 | let ret = strno.parse::<u32>(); | |
145 | if ret.is_err() { return false; } | |
146 | let streamno = ret.unwrap(); | |
147 | ||
148 | let sidx = if let Some(idx) = self.ostr_opts.iter().position(|str| str.id == streamno) { | |
149 | idx | |
150 | } else { | |
151 | self.ostr_opts.push(OutputStreamOptions {id: streamno, enc_name: String::new(), enc_params: EncodeParameters::default(), enc_opts: Vec::new() }); | |
152 | self.ostr_opts.len() - 1 | |
153 | }; | |
154 | let ostr = &mut self.ostr_opts[sidx]; | |
155 | ||
156 | for opt in opt1.split(',') { | |
157 | let oval: Vec<_> = opt.split('=').collect(); | |
158 | if oval.len() == 1 { | |
159 | match oval[0] { | |
160 | "flip" => { | |
161 | if ostr.enc_params.format == NACodecTypeInfo::None { | |
162 | ostr.enc_params.format = NACodecTypeInfo::Video(NAVideoInfo::new(0, 0, false, YUV420_FORMAT)); | |
163 | } | |
164 | if let NACodecTypeInfo::Video(ref mut vinfo) = ostr.enc_params.format { | |
165 | vinfo.flipped = true; | |
166 | } else { | |
167 | println!("video option for audio stream"); | |
168 | } | |
169 | }, | |
170 | "noflip" => { | |
171 | if ostr.enc_params.format == NACodecTypeInfo::None { | |
172 | ostr.enc_params.format = NACodecTypeInfo::Video(NAVideoInfo::new(0, 0, false, YUV420_FORMAT)); | |
173 | } | |
174 | if let NACodecTypeInfo::Video(ref mut vinfo) = ostr.enc_params.format { | |
175 | vinfo.flipped = false; | |
176 | } else { | |
177 | println!("video option for audio stream"); | |
178 | } | |
179 | }, | |
180 | _ => { | |
181 | ostr.enc_opts.push(OptionArgs{ name: oval[0].to_string(), value: None }); | |
182 | }, | |
183 | }; | |
184 | } else if oval.len() == 2 { | |
185 | //todo parse encoder options, store, init later | |
186 | match oval[0] { | |
187 | "encoder" => { | |
188 | if enc_reg.find_encoder(oval[1]).is_some() { | |
189 | ostr.enc_name = oval[1].to_string(); | |
190 | } else { | |
191 | println!("unknown encoder '{}'", oval[1]); | |
192 | ostr.enc_name = oval[1].to_string(); | |
193 | } | |
194 | }, | |
195 | "width" => { | |
196 | if ostr.enc_params.format == NACodecTypeInfo::None { | |
197 | ostr.enc_params.format = NACodecTypeInfo::Video(NAVideoInfo::new(0, 0, false, YUV420_FORMAT)); | |
198 | } | |
199 | if let NACodecTypeInfo::Video(ref mut vinfo) = ostr.enc_params.format { | |
200 | let ret = oval[1].parse::<usize>(); | |
201 | if let Ok(val) = ret { | |
202 | vinfo.width = val; | |
203 | } else { | |
204 | println!("invalid width"); | |
205 | } | |
206 | } else { | |
207 | println!("video option for audio stream"); | |
208 | } | |
209 | }, | |
210 | "height" => { | |
211 | if ostr.enc_params.format == NACodecTypeInfo::None { | |
212 | ostr.enc_params.format = NACodecTypeInfo::Video(NAVideoInfo::new(0, 0, false, YUV420_FORMAT)); | |
213 | } | |
214 | if let NACodecTypeInfo::Video(ref mut vinfo) = ostr.enc_params.format { | |
215 | let ret = oval[1].parse::<usize>(); | |
216 | if let Ok(val) = ret { | |
217 | vinfo.height = val; | |
218 | } else { | |
219 | println!("invalid height"); | |
220 | } | |
221 | } else { | |
222 | println!("video option for audio stream"); | |
223 | } | |
224 | }, | |
225 | //todo formaton | |
226 | "srate" => { | |
227 | if ostr.enc_params.format == NACodecTypeInfo::None { | |
228 | ostr.enc_params.format = NACodecTypeInfo::Audio(NAAudioInfo::new(0, 0, SND_S16_FORMAT, 0)); | |
229 | } | |
230 | if let NACodecTypeInfo::Audio(ref mut ainfo) = ostr.enc_params.format { | |
231 | let ret = oval[1].parse::<u32>(); | |
232 | if let Ok(val) = ret { | |
233 | ainfo.sample_rate = val; | |
234 | } else { | |
235 | println!("invalid sampling rate"); | |
236 | } | |
237 | } else { | |
238 | println!("audio option for video stream"); | |
239 | } | |
240 | }, | |
241 | "channels" => { | |
242 | if ostr.enc_params.format == NACodecTypeInfo::None { | |
243 | ostr.enc_params.format = NACodecTypeInfo::Audio(NAAudioInfo::new(0, 0, SND_S16_FORMAT, 0)); | |
244 | } | |
245 | if let NACodecTypeInfo::Audio(ref mut ainfo) = ostr.enc_params.format { | |
246 | let ret = oval[1].parse::<u8>(); | |
247 | if let Ok(val) = ret { | |
248 | ainfo.channels = val; | |
249 | } else { | |
250 | println!("invalid number of channels"); | |
251 | } | |
252 | } else { | |
253 | println!("audio option for video stream"); | |
254 | } | |
255 | }, | |
256 | "block_len" => { | |
257 | if ostr.enc_params.format == NACodecTypeInfo::None { | |
258 | ostr.enc_params.format = NACodecTypeInfo::Audio(NAAudioInfo::new(0, 0, SND_S16_FORMAT, 0)); | |
259 | } | |
260 | if let NACodecTypeInfo::Audio(ref mut ainfo) = ostr.enc_params.format { | |
261 | let ret = oval[1].parse::<usize>(); | |
262 | if let Ok(val) = ret { | |
263 | ainfo.block_len = val; | |
264 | } else { | |
265 | println!("invalid block_length"); | |
266 | } | |
267 | } else { | |
268 | println!("audio option for video stream"); | |
269 | } | |
270 | }, | |
271 | //todo soniton, channel map | |
272 | "bitrate" => { | |
273 | let ret = oval[1].parse::<u32>(); | |
274 | if let Ok(val) = ret { | |
275 | ostr.enc_params.bitrate = val; | |
276 | } else { | |
277 | println!("invalid bitrate value"); | |
278 | } | |
279 | }, | |
280 | "quality" => { | |
281 | let ret = oval[1].parse::<u8>(); | |
282 | if let Ok(val) = ret { | |
283 | ostr.enc_params.quality = val; | |
284 | } else { | |
285 | println!("invalid quality value"); | |
286 | } | |
287 | }, | |
288 | _ => { | |
289 | ostr.enc_opts.push(OptionArgs{ name: oval[0].to_string(), value: Some(oval[1].to_string()) }); | |
290 | }, | |
291 | } | |
292 | } else { | |
293 | println!("unrecognized option '{}'", opt); | |
294 | } | |
295 | } | |
296 | true | |
297 | } | |
298 | fn parse_demuxer_options(&mut self, opts: &str, dmx_reg: &RegisteredDemuxers) -> bool { | |
299 | for opt in opts.split(',') { | |
300 | let oval: Vec<_> = opt.split('=').collect(); | |
301 | if oval.len() == 1 { | |
302 | self.demux_opts.push(OptionArgs{ name: oval[0].to_string(), value: None }); | |
303 | } else if oval.len() == 2 { | |
304 | if oval[0] == "format" { | |
305 | if dmx_reg.find_demuxer(oval[1]).is_some() { | |
306 | self.input_fmt = Some(oval[1].to_string()); | |
307 | } else { | |
308 | println!("unknown demuxer format '{}'", oval[1]); | |
309 | } | |
310 | } else { | |
311 | self.demux_opts.push(OptionArgs{ name: oval[0].to_string(), value: Some(oval[1].to_string()) }); | |
312 | } | |
313 | } else { | |
314 | println!("unrecognized option '{}'", opt); | |
315 | } | |
316 | } | |
317 | true | |
318 | } | |
319 | fn parse_muxer_options(&mut self, opts: &str, mux_reg: &RegisteredMuxers) -> bool { | |
320 | for opt in opts.split(',') { | |
321 | let oval: Vec<_> = opt.split('=').collect(); | |
322 | if oval.len() == 1 { | |
323 | self.mux_opts.push(OptionArgs{ name: oval[0].to_string(), value: None }); | |
324 | } else if oval.len() == 2 { | |
325 | if oval[0] == "format" { | |
326 | if mux_reg.find_muxer(oval[1]).is_some() { | |
327 | self.output_fmt = Some(oval[1].to_string()); | |
328 | } else { | |
329 | println!("unknown muxer format '{}'", oval[1]); | |
330 | } | |
331 | } else { | |
332 | self.mux_opts.push(OptionArgs{ name: oval[0].to_string(), value: Some(oval[1].to_string()) }); | |
333 | } | |
334 | } else { | |
335 | println!("unrecognized option '{}'", opt); | |
336 | } | |
337 | } | |
338 | true | |
339 | } | |
340 | fn apply_decoder_options(&self, dec: &mut NADecoder, str_id: u32) { | |
341 | if let Some(str_idx) = self.istr_opts.iter().position(|str| str.id == str_id) { | |
342 | let dec_opts = dec.get_supported_options(); | |
343 | if dec_opts.is_empty() { return; } | |
344 | let name = format!("input stream {}", str_id); | |
345 | parse_and_apply_options!(dec, &self.istr_opts[str_idx].dec_opts, name); | |
346 | } | |
347 | } | |
348 | fn register_output_stream(&mut self, cname: &str, istr: NAStreamRef, out_sm: &mut StreamManager, enc_reg: &RegisteredEncoders) -> bool { | |
349 | let out_id = out_sm.get_num_streams() as u32; | |
350 | if let Some(str_idx) = self.istr_opts.iter().position(|str| str.id == (istr.get_num() as u32)) { | |
351 | if self.istr_opts[str_idx].drop { | |
352 | self.encoders.push(OutputMode::Drop); | |
353 | return true; | |
354 | } | |
355 | } | |
356 | ||
357 | if let Some(str_idx) = self.ostr_opts.iter().position(|str| str.id == out_id) { | |
358 | let oopts = &mut self.ostr_opts[str_idx]; | |
359 | if oopts.enc_name.as_str() == "copy" && (cname == "any" || istr.get_info().get_name() == cname) { | |
360 | out_sm.add_stream_ref(istr.clone()); | |
361 | self.encoders.push(OutputMode::Copy(out_id)); | |
362 | } else if cname == "any" || oopts.enc_name.as_str() == cname { | |
363 | let enc_create = enc_reg.find_encoder(oopts.enc_name.as_str()); | |
364 | if enc_create.is_none() { | |
365 | println!("encoder '{}' not found", oopts.enc_name.as_str()); | |
366 | return false; | |
367 | } | |
368 | let mut encoder = (enc_create.unwrap())(); | |
369 | if oopts.enc_params.format == NACodecTypeInfo::None { | |
370 | oopts.enc_params.format = istr.get_info().get_properties(); | |
371 | } | |
372 | if oopts.enc_params.tb_num == 0 { | |
373 | oopts.enc_params.tb_num = istr.tb_num; | |
374 | oopts.enc_params.tb_den = istr.tb_den; | |
375 | } | |
376 | let ret_eparams = encoder.negotiate_format(&oopts.enc_params); | |
377 | if ret_eparams.is_err() { | |
378 | println!("cannot negotiate encoding parameters"); | |
379 | return false; | |
380 | } | |
381 | let ret_eparams = ret_eparams.unwrap(); | |
382 | ||
383 | //todo check for params mismatch | |
384 | let cvt = match (&oopts.enc_params.format, &ret_eparams.format) { | |
385 | (NACodecTypeInfo::Video(svinfo), NACodecTypeInfo::Video(dvinfo)) => { | |
386 | if svinfo == dvinfo { | |
387 | OutputConvert::None | |
388 | } else { | |
389 | let ofmt = ScaleInfo { fmt: dvinfo.format, width: dvinfo.width, height: dvinfo.height }; | |
390 | let ret = NAScale::new(ofmt, ofmt); | |
391 | if ret.is_err() { | |
392 | println!("cannot create scaler"); | |
393 | return false; | |
394 | } | |
395 | let scaler = ret.unwrap(); | |
396 | let ret = alloc_video_buffer(*dvinfo, 4); | |
397 | if ret.is_err() { | |
398 | println!("cannot create scaler buffer"); | |
399 | return false; | |
400 | } | |
401 | let cvt_buf = ret.unwrap(); | |
402 | OutputConvert::Video(scaler, cvt_buf) | |
403 | } | |
404 | }, | |
405 | (NACodecTypeInfo::Audio(sainfo), NACodecTypeInfo::Audio(dainfo)) => { | |
406 | if sainfo == dainfo { | |
407 | OutputConvert::None | |
408 | } else { | |
409 | let dchmap = match dainfo.channels { | |
410 | 1 => NAChannelMap::from_ms_mapping(0x4), | |
411 | 2 => NAChannelMap::from_ms_mapping(0x3), | |
412 | _ => { | |
413 | println!("can't generate default channel map for {} channels", dainfo.channels); | |
414 | return false; | |
415 | }, | |
416 | }; | |
417 | //todo channelmap | |
418 | OutputConvert::Audio(*dainfo, dchmap) | |
419 | } | |
420 | }, | |
421 | _ => OutputConvert::None, | |
422 | }; | |
423 | let ret = encoder.init(out_id, ret_eparams); | |
424 | if ret.is_err() { | |
425 | println!("error initialising encoder"); | |
426 | return false; | |
427 | } | |
428 | out_sm.add_stream_ref(ret.unwrap()); | |
429 | ||
430 | let name = format!("output stream {}", out_id); | |
431 | parse_and_apply_options!(encoder, &oopts.enc_opts, name); | |
432 | ||
433 | self.encoders.push(OutputMode::Encode(out_id, encoder, cvt)); | |
434 | } else { | |
435 | println!("encoder {} is not supported by output (expected {})", istr.id, istr.get_info().get_name()); | |
436 | return false; | |
437 | } | |
438 | } else { | |
439 | if cname == "any" || istr.get_info().get_name() == cname { | |
440 | out_sm.add_stream_ref(istr.clone()); | |
441 | self.encoders.push(OutputMode::Copy(out_id)); | |
442 | } else { | |
443 | println!("stream {} ({}) can't be handled", istr.id, istr.get_info().get_name()); | |
444 | // todo autoselect encoder? | |
445 | return false; | |
446 | } | |
447 | } | |
448 | true | |
449 | } | |
450 | fn map_single(&mut self, cname: &str, ctype: StreamType, src_sm: &StreamManager, out_sm: &mut StreamManager, enc_reg: &RegisteredEncoders) -> bool { | |
451 | let mut found_stream = false; | |
452 | for istr in src_sm.iter() { | |
453 | if istr.get_media_type() != ctype || found_stream { | |
454 | self.encoders.push(OutputMode::Drop); | |
455 | } else { | |
456 | if !self.register_output_stream(cname, istr, out_sm, enc_reg) { | |
457 | return false; | |
458 | } | |
459 | found_stream = true; | |
460 | } | |
461 | } | |
462 | found_stream | |
463 | } | |
464 | fn negotiate_stream_map(&mut self, src_sm: &StreamManager, mux_caps: MuxerCapabilities, out_sm: &mut StreamManager, enc_reg: &RegisteredEncoders) -> bool { | |
465 | match mux_caps { | |
466 | MuxerCapabilities::SingleVideo(cname) => { | |
467 | if self.no_video { return false; } | |
468 | self.map_single(cname, StreamType::Video, src_sm, out_sm, enc_reg) | |
469 | }, | |
470 | MuxerCapabilities::SingleAudio(cname) => { | |
471 | if self.no_audio { return false; } | |
472 | self.map_single(cname, StreamType::Audio, src_sm, out_sm, enc_reg) | |
473 | }, | |
474 | MuxerCapabilities::SingleVideoAndAudio(vname, aname) => { | |
475 | let mut found_vid = false; | |
476 | let mut found_aud = false; | |
477 | for istr in src_sm.iter() { | |
478 | if istr.get_media_type() == StreamType::Video && !found_vid && !self.no_video { | |
479 | if !self.register_output_stream(vname, istr, out_sm, enc_reg) { | |
480 | return false; | |
481 | } | |
482 | found_vid = true; | |
483 | } else if istr.get_media_type() == StreamType::Audio && !found_aud && !self.no_audio { | |
484 | if !self.register_output_stream(aname, istr, out_sm, enc_reg) { | |
485 | return false; | |
486 | } | |
487 | found_aud = true; | |
488 | } else { | |
489 | self.encoders.push(OutputMode::Drop); | |
490 | } | |
491 | } | |
492 | found_vid | found_aud | |
493 | }, | |
494 | MuxerCapabilities::OnlyVideo => { | |
495 | if self.no_video { return false; } | |
496 | ||
497 | let mut found_vid = false; | |
498 | for istr in src_sm.iter() { | |
499 | if istr.get_media_type() == StreamType::Video && !found_vid { | |
500 | if !self.register_output_stream("any", istr, out_sm, enc_reg) { | |
501 | return false; | |
502 | } | |
503 | found_vid = true; | |
504 | } else { | |
505 | self.encoders.push(OutputMode::Drop); | |
506 | } | |
507 | } | |
508 | found_vid | |
509 | }, | |
510 | MuxerCapabilities::OnlyAudio => { | |
511 | if self.no_audio { return false; } | |
512 | ||
513 | let mut found_aud = false; | |
514 | for istr in src_sm.iter() { | |
515 | if istr.get_media_type() == StreamType::Audio && !found_aud { | |
516 | if !self.register_output_stream("any", istr, out_sm, enc_reg) { | |
517 | return false; | |
518 | } | |
519 | found_aud = true; | |
520 | } else { | |
521 | self.encoders.push(OutputMode::Drop); | |
522 | } | |
523 | } | |
524 | found_aud | |
525 | }, | |
526 | MuxerCapabilities::Universal => { | |
527 | for istr in src_sm.iter() { | |
528 | if (istr.get_media_type() == StreamType::Video && self.no_video) || | |
529 | (istr.get_media_type() == StreamType::Audio && self.no_audio) { | |
530 | self.encoders.push(OutputMode::Drop); | |
531 | continue; | |
532 | } | |
533 | if !self.register_output_stream("any", istr, out_sm, enc_reg) { | |
534 | return false; | |
535 | } | |
536 | } | |
537 | true | |
538 | }, | |
539 | } | |
540 | } | |
541 | } | |
542 | ||
543 | macro_rules! next_arg { | |
544 | ($args: expr, $arg_idx: expr) => { | |
545 | if $arg_idx + 1 >= $args.len() { | |
546 | println!("codec name is required"); | |
547 | } | |
548 | $arg_idx += 1; | |
549 | } | |
550 | } | |
551 | ||
552 | fn main() { | |
553 | let args: Vec<_> = env::args().collect(); | |
554 | ||
555 | if args.len() == 1 { | |
556 | println!("usage: nihav-encoder [-noout] [-vn] [-an] input [lastpts]"); | |
557 | return; | |
558 | } | |
559 | ||
560 | let mut dmx_reg = RegisteredDemuxers::new(); | |
561 | nihav_register_all_demuxers(&mut dmx_reg); | |
562 | let mut dec_reg = RegisteredDecoders::new(); | |
563 | nihav_register_all_decoders(&mut dec_reg); | |
564 | ||
565 | let mut mux_reg = RegisteredMuxers::new(); | |
566 | nihav_register_all_muxers(&mut mux_reg); | |
567 | mux_reg.add_muxer(NULL_MUXER); | |
568 | let mut enc_reg = RegisteredEncoders::new(); | |
569 | nihav_register_all_encoders(&mut enc_reg); | |
570 | enc_reg.add_encoder(NULL_ENCODER); | |
571 | ||
572 | let mut transcoder = Transcoder::new(); | |
573 | ||
574 | let mut arg_idx = 1; | |
575 | let mut printed_info = false; | |
576 | while arg_idx < args.len() { | |
577 | match args[arg_idx].as_str() { | |
578 | "--list-decoders" => { | |
579 | if dec_reg.iter().len() > 0 { | |
580 | println!("Registered decoders:"); | |
581 | for dec in dec_reg.iter() { | |
582 | let cdesc = register::get_codec_description(dec.name); | |
583 | let full_name = if let Some(cd) = cdesc { cd.get_full_name() } else { "???" }; | |
584 | println!(" {} ({})", dec.name, full_name); | |
585 | } | |
586 | } else { | |
587 | println!("No registered decoders."); | |
588 | } | |
589 | printed_info = true; | |
590 | }, | |
591 | "--list-encoders" => { | |
592 | if enc_reg.iter().len() > 0 { | |
593 | println!("Registered encoders:"); | |
594 | for enc in enc_reg.iter() { | |
595 | let cdesc = register::get_codec_description(enc.name); | |
596 | let full_name = if let Some(cd) = cdesc { cd.get_full_name() } else { "???" }; | |
597 | println!(" {} ({})", enc.name, full_name); | |
598 | } | |
599 | } else { | |
600 | println!("No registered encoders."); | |
601 | } | |
602 | printed_info = true; | |
603 | }, | |
604 | "--list-demuxers" => { | |
605 | print!("Registered demuxers:"); | |
606 | for dmx in dmx_reg.iter() { | |
607 | print!(" {}", dmx.get_name()); | |
608 | } | |
609 | println!(); | |
610 | printed_info = true; | |
611 | }, | |
612 | "--list-muxers" => { | |
613 | print!("Registered muxers:"); | |
614 | for mux in mux_reg.iter() { | |
615 | print!(" {}", mux.get_name()); | |
616 | } | |
617 | println!(); | |
618 | printed_info = true; | |
619 | }, | |
620 | "--query-decoder-options" => { | |
621 | next_arg!(args, arg_idx); | |
622 | let cname = args[arg_idx].as_str(); | |
623 | if let Some(decfunc) = dec_reg.find_decoder(cname) { | |
624 | let dec = (decfunc)(); | |
625 | let opts = dec.get_supported_options(); | |
626 | print_options(cname, opts); | |
627 | } else { | |
628 | println!("codec {} is not found", cname); | |
629 | } | |
630 | printed_info = true; | |
631 | }, | |
632 | "--query-demuxer-options" => { | |
633 | next_arg!(args, arg_idx); | |
634 | let dname = args[arg_idx].as_str(); | |
635 | let mut mr = MemoryReader::new_read(&[]); | |
636 | let mut br = ByteReader::new(&mut mr); | |
637 | if let Some(dmx_creator) = dmx_reg.find_demuxer(dname) { | |
638 | let dmx = dmx_creator.new_demuxer(&mut br); | |
639 | let opts = dmx.get_supported_options(); | |
640 | print_options(dname, opts); | |
641 | } else { | |
642 | println!("demuxer {} is not found", dname); | |
643 | } | |
644 | printed_info = true; | |
645 | }, | |
646 | "--query-encoder-options" => { | |
647 | next_arg!(args, arg_idx); | |
648 | let cname = args[arg_idx].as_str(); | |
649 | if let Some(encfunc) = enc_reg.find_encoder(cname) { | |
650 | let enc = (encfunc)(); | |
651 | let opts = enc.get_supported_options(); | |
652 | print_options(cname, opts); | |
653 | } else { | |
654 | println!("codec {} is not found", cname); | |
655 | } | |
656 | printed_info = true; | |
657 | }, | |
658 | "--query-muxer-options" => { | |
659 | next_arg!(args, arg_idx); | |
660 | let name = args[arg_idx].as_str(); | |
661 | let mut data = []; | |
662 | let mut mw = MemoryWriter::new_write(&mut data); | |
663 | let mut bw = ByteWriter::new(&mut mw); | |
664 | if let Some(mux_creator) = mux_reg.find_muxer(name) { | |
665 | let mux = mux_creator.new_muxer(&mut bw); | |
666 | let opts = mux.get_supported_options(); | |
667 | print_options(name, opts); | |
668 | } else { | |
669 | println!("muxer {} is not found", name); | |
670 | } | |
671 | printed_info = true; | |
672 | }, | |
673 | "--input" => { | |
674 | next_arg!(args, arg_idx); | |
675 | transcoder.input_name = args[arg_idx].clone(); | |
676 | }, | |
677 | "--input-format" => { | |
678 | next_arg!(args, arg_idx); | |
679 | transcoder.input_fmt = Some(args[arg_idx].clone()); | |
680 | }, | |
681 | "--output" => { | |
682 | next_arg!(args, arg_idx); | |
683 | transcoder.output_name = args[arg_idx].clone(); | |
684 | }, | |
685 | "--output-format" => { | |
686 | next_arg!(args, arg_idx); | |
687 | transcoder.output_fmt = Some(args[arg_idx].clone()); | |
688 | }, | |
689 | "--demuxer-options" => { | |
690 | next_arg!(args, arg_idx); | |
691 | if !transcoder.parse_demuxer_options(&args[arg_idx], &dmx_reg) { | |
692 | println!("invalid demuxer option syntax"); | |
693 | return; | |
694 | } | |
695 | }, | |
696 | "--no-video" => { | |
697 | transcoder.no_video = true; | |
698 | }, | |
699 | "--no-audio" => { | |
700 | transcoder.no_audio = true; | |
701 | }, | |
702 | "--start" => { | |
703 | next_arg!(args, arg_idx); | |
704 | let ret = args[arg_idx].parse::<NATimePoint>(); | |
705 | if let Ok(val) = ret { | |
706 | transcoder.start = val; | |
707 | } else { | |
708 | println!("invalid start time"); | |
709 | return; | |
710 | } | |
711 | }, | |
712 | "--end" => { | |
713 | next_arg!(args, arg_idx); | |
714 | let ret = args[arg_idx].parse::<NATimePoint>(); | |
715 | if let Ok(val) = ret { | |
716 | transcoder.end = val; | |
717 | } else { | |
718 | println!("invalid start time"); | |
719 | return; | |
720 | } | |
721 | }, | |
722 | "--muxer-options" => { | |
723 | next_arg!(args, arg_idx); | |
724 | if !transcoder.parse_muxer_options(&args[arg_idx], &mux_reg) { | |
725 | println!("invalid muxer option syntax"); | |
726 | return; | |
727 | } | |
728 | }, | |
729 | _ => { | |
730 | if args[arg_idx].starts_with("--istream") { | |
731 | let opt0 = &args[arg_idx]; | |
732 | next_arg!(args, arg_idx); | |
733 | if !transcoder.parse_istream_options(opt0, &args[arg_idx]) { | |
734 | println!("invalid input stream option syntax"); | |
735 | return; | |
736 | } | |
737 | } else if args[arg_idx].starts_with("--ostream") { | |
738 | let opt0 = &args[arg_idx]; | |
739 | next_arg!(args, arg_idx); | |
740 | if !transcoder.parse_ostream_options(opt0, &args[arg_idx], &enc_reg) { | |
741 | println!("invalid output stream option syntax"); | |
742 | return; | |
743 | } | |
744 | } else if args[arg_idx].starts_with("--") { | |
745 | println!("unknown option"); | |
746 | } else { | |
747 | println!("unrecognized argument"); | |
748 | } | |
749 | }, | |
750 | }; | |
751 | arg_idx += 1; | |
752 | } | |
753 | ||
754 | if printed_info { | |
755 | return; | |
756 | } | |
757 | ||
758 | if transcoder.input_name.len() == 0 { | |
759 | println!("no input name provided"); | |
760 | return; | |
761 | } | |
762 | if transcoder.output_name.len() == 0 { | |
763 | println!("no output name provided"); | |
764 | return; | |
765 | } | |
766 | ||
767 | let res = File::open(transcoder.input_name.as_str()); | |
768 | if res.is_err() { | |
769 | println!("error opening input"); | |
770 | return; | |
771 | } | |
772 | let mut file = res.unwrap(); | |
773 | let mut fr = FileReader::new_read(&mut file); | |
774 | let mut br = ByteReader::new(&mut fr); | |
775 | ||
776 | let dmx_name = if let Some(ref str) = transcoder.input_fmt { | |
777 | str.as_str() | |
778 | } else { | |
779 | if let Some((dmx_name, score)) = detect::detect_format(transcoder.input_name.as_str(), &mut br) { | |
780 | println!("detected {} with score {:?}", dmx_name, score); | |
781 | dmx_name | |
782 | } else { | |
783 | println!("cannot detect input format"); | |
784 | return; | |
785 | } | |
786 | }; | |
787 | let ret = dmx_reg.find_demuxer(dmx_name); | |
788 | if ret.is_none() { | |
789 | println!("cannot find demuxer for '{}'", dmx_name); | |
790 | return; | |
791 | } | |
792 | let dmx_fact = ret.unwrap(); | |
793 | br.seek(SeekFrom::Start(0)).unwrap(); | |
794 | let mut dmx = create_demuxer(dmx_fact, &mut br).unwrap(); | |
795 | parse_and_apply_options!(dmx, &transcoder.demux_opts, "input"); | |
796 | for i in 0..dmx.get_num_streams() { | |
797 | let s = dmx.get_stream(i).unwrap(); | |
798 | let info = s.get_info(); | |
799 | let decfunc = dec_reg.find_decoder(info.get_name()); | |
800 | println!("stream {} - {} {}", i, s, info.get_name()); | |
801 | let str_id = s.get_num() as u32; | |
802 | if let Some(create_dec) = decfunc { | |
803 | let mut dec = (create_dec)(); | |
804 | let mut dsupp = Box::new(NADecoderSupport::new()); | |
805 | let ret = dec.init(&mut dsupp, info.clone()); | |
806 | if ret.is_err() { | |
807 | println!("Error initialising decoder '{}' for stream {}", info.get_name(), str_id); | |
808 | return; | |
809 | } | |
810 | transcoder.apply_decoder_options(dec.as_mut(), str_id); | |
811 | transcoder.decoders.push(Some((dsupp, dec))); | |
812 | } else { | |
813 | println!("No decoder for stream {} ({}) is found", str_id, info.get_name()); | |
814 | transcoder.decoders.push(None); | |
815 | } | |
816 | } | |
817 | if transcoder.start != NATimePoint::None { | |
818 | let ret = dmx.seek(transcoder.start); | |
819 | if ret.is_err() { | |
820 | println!(" failed to seek to {} error {:?}", transcoder.start, ret.err().unwrap()); | |
821 | } | |
822 | } | |
823 | ||
824 | let output_fmt = if let Some(ref str) = transcoder.output_fmt { | |
825 | str | |
826 | } else { | |
827 | if let Some(str) = detect::detect_format_by_name(transcoder.output_name.as_str()) { | |
828 | str | |
829 | } else { | |
830 | println!("Cannot guess muxer for output"); | |
831 | return; | |
832 | } | |
833 | }; | |
834 | let ret = mux_reg.find_muxer(output_fmt); | |
835 | let ofmt = output_fmt.to_string(); | |
836 | ||
837 | if ret.is_none() { | |
838 | println!("cannot find muxer '{}'", output_fmt); | |
839 | } | |
840 | let mux_creator = ret.unwrap(); | |
841 | ||
842 | let mux_caps = mux_creator.get_capabilities(); | |
843 | let mut out_sm = StreamManager::new(); | |
844 | if !transcoder.negotiate_stream_map(dmx.get_stream_manager(), mux_caps, &mut out_sm, &enc_reg) { | |
845 | println!("cannot determine stream map"); | |
846 | return; | |
847 | } | |
848 | ||
849 | let ret = File::create(transcoder.output_name.as_str()); | |
850 | if ret.is_err() { | |
851 | println!("cannot open output file"); | |
852 | return; | |
853 | } | |
854 | let mut fw = FileWriter::new_write(ret.unwrap()); | |
855 | let mut bw = ByteWriter::new(&mut fw); | |
856 | let ret = create_muxer(mux_creator, out_sm, &mut bw); | |
857 | if let Err(err) = ret { | |
858 | println!("cannot create muxer instance {:?}", err); | |
859 | return; | |
860 | } | |
861 | let mut mux = ret.unwrap(); | |
862 | parse_and_apply_options!(mux, &transcoder.mux_opts, "output"); | |
863 | ||
864 | println!("Output {} muxer {}", transcoder.output_name, ofmt); | |
865 | for ostr in mux.get_streams() { | |
866 | println!(" #{}: {} {}", ostr.get_num(), ostr, ostr.get_info().get_name()); | |
867 | } | |
868 | ||
869 | 'main_loop: loop { | |
870 | let pktres = dmx.get_frame(); | |
871 | if let Err(DemuxerError::EOF) = pktres { break; } | |
872 | if pktres.is_err() { | |
873 | println!("demuxing error"); | |
874 | break; | |
875 | } | |
876 | let mut pkt = pktres.unwrap(); | |
877 | let src_id = pkt.get_stream().get_num(); | |
878 | match transcoder.encoders[src_id] { | |
879 | OutputMode::Drop => {}, | |
880 | OutputMode::Copy(dst_id) => { | |
881 | let dstr = mux.get_stream(dst_id as usize).unwrap(); | |
882 | pkt.reassign(dstr, pkt.get_time_information()); | |
883 | if transcoder.end != NATimePoint::None && !pkt.ts.less_than(transcoder.end) { break 'main_loop; } | |
884 | if mux.mux_frame(pkt).is_err() { | |
885 | println!("error muxing packet"); | |
886 | break; | |
887 | } | |
888 | }, | |
889 | OutputMode::Encode(dst_id, ref mut encoder, ref mut cvt) => { | |
890 | if let Some((ref mut dsupp, ref mut decoder)) = transcoder.decoders[src_id] { | |
891 | let ret = decoder.decode(dsupp, &pkt); | |
892 | if ret.is_err() { | |
893 | println!("error decoding stream {}", src_id); | |
894 | break; | |
895 | } | |
896 | let frm = ret.unwrap(); | |
897 | let buf = frm.get_buffer(); | |
898 | let cbuf = match cvt { | |
899 | OutputConvert::None => buf, | |
900 | OutputConvert::Video(ref mut scaler, ref mut dbuf) => { | |
901 | let cur_ifmt = get_scale_fmt_from_pic(&buf); | |
902 | let last_ifmt = scaler.get_in_fmt(); | |
903 | if cur_ifmt != last_ifmt { | |
904 | let ofmt = scaler.get_out_fmt(); | |
905 | let ret = NAScale::new(cur_ifmt, ofmt); | |
906 | if ret.is_err() { | |
907 | println!("error re-initialising scaler for {} -> {}", cur_ifmt, ofmt); | |
908 | break; | |
909 | } | |
910 | *scaler = ret.unwrap(); | |
911 | } | |
912 | let ret = scaler.convert(&buf, dbuf); | |
913 | if ret.is_err() { | |
914 | println!("error converting frame for encoding"); | |
915 | break; | |
916 | } | |
917 | dbuf.clone() | |
918 | }, | |
919 | OutputConvert::Audio(ref dinfo, ref dchmap) => { | |
920 | let ret = convert_audio_frame(&buf, dinfo, dchmap); | |
921 | if ret.is_err() { | |
922 | println!("error converting audio for stream {}", dst_id); | |
923 | break; | |
924 | } | |
925 | ret.unwrap() | |
926 | }, | |
927 | }; | |
928 | let cfrm = NAFrame::new(frm.get_time_information(), frm.frame_type, frm.key, frm.get_info(), cbuf); | |
929 | encoder.encode(&cfrm).unwrap(); | |
930 | while let Ok(Some(pkt)) = encoder.get_packet() { | |
931 | if transcoder.end != NATimePoint::None && !pkt.ts.less_than(transcoder.end) { break 'main_loop; } | |
932 | mux.mux_frame(pkt).unwrap(); | |
933 | } | |
934 | } else { | |
935 | println!("no decoder for stream {}", src_id); | |
936 | break; | |
937 | } | |
938 | }, | |
939 | }; | |
940 | } | |
941 | 'flush_loop: for enc in transcoder.encoders.iter_mut() { | |
942 | match enc { | |
943 | OutputMode::Encode(str_id, ref mut encoder, _) => { | |
944 | let ret = encoder.flush(); | |
945 | if ret.is_err() { | |
946 | println!("error flushing encoder for stream {}", str_id); | |
947 | break; | |
948 | } else { | |
949 | while let Ok(Some(pkt)) = encoder.get_packet() { | |
950 | if mux.mux_frame(pkt).is_err() { | |
951 | println!("error muxing packet"); | |
952 | break 'flush_loop; | |
953 | } | |
954 | } | |
955 | } | |
956 | }, | |
957 | _ => {}, | |
958 | }; | |
959 | } | |
960 | ||
961 | let ret = mux.end(); | |
962 | if ret.is_err() { | |
963 | println!("error at finalising muxing"); | |
964 | } | |
965 | } |