1 extern crate nihav_core;
2 extern crate nihav_codec_support;
3 extern crate nihav_registry;
4 extern crate nihav_allstuff;
7 use std::io::{BufReader, Write};
8 use nihav_core::io::byteio::{FileReader, ByteReader};
9 use nihav_core::frame::*;
10 use nihav_core::options::*;
11 use nihav_core::codecs::*;
12 use nihav_core::demuxers::*;
13 use nihav_core::muxers::*;
14 use nihav_core::reorder::*;
15 use nihav_core::scale::*;
16 use nihav_registry::detect;
17 use nihav_registry::register;
19 use std::time::{Duration, Instant};
27 const SND_NO_FORMAT: NASoniton = NASoniton { bits: 0, be: false, packed: false, planar: false, float: false, signed: false };
29 fn format_time(ms: u64) -> String {
31 let ds = (ms % 1000) / 100;
32 let (min, s) = (s / 60, s % 60);
33 let (h, min) = (min / 60, min % 60);
36 format!("{}.{}", s, ds)
38 format!("{}:{:02}.{}", min, s, ds)
41 format!("{}:{:02}:{:02}.{}", h, min, s, ds)
45 fn print_options(name: &str, options: &[NAOptionDefinition]) {
46 if options.is_empty() {
47 println!("No custom options.");
49 println!("Options for '{}'", name);
50 for opt in options.iter() {
56 fn parse_bitrate(strval: &str) -> Result<u32, ()> {
58 let mut has_suffix = false;
59 for ch in strval.chars() {
61 _ if has_suffix => return Err(()),
63 if val >= std::u32::MAX / 100 {
66 val = val * 10 + ch.to_digit(10).unwrap_or(0);
69 if val >= std::u32::MAX / 1000 {
76 if val >= std::u32::MAX / 1000000 {
90 value: Option<String>,
93 struct InputStreamOptions {
96 dec_opts: Vec<OptionArgs>,
99 struct OutputStreamOptions {
101 enc_params: EncodeParameters,
103 enc_opts: Vec<OptionArgs>,
107 Video(NAScale, NABufferType),
108 Audio(AudioConverter),
112 #[allow(clippy::large_enum_variant)]
116 Encode(u32, Box<dyn NAEncoder>, OutputConvert),
120 #[allow(clippy::type_complexity)]
123 input_fmt: Option<String>,
125 output_fmt: Option<String>,
126 demux_opts: Vec<OptionArgs>,
127 mux_opts: Vec<OptionArgs>,
128 istr_opts: Vec<InputStreamOptions>,
129 ostr_opts: Vec<OutputStreamOptions>,
130 scale_opts: Vec<(String, String)>,
131 decoders: Vec<Option<(Box<NADecoderSupport>, Box<dyn NADecoder>, Box<dyn FrameReorderer>)>>,
132 encoders: Vec<OutputMode>,
140 macro_rules! parse_and_apply_options {
141 ($obj: expr, $in_opts: expr, $name: expr) => {
142 let mut opts = Vec::with_capacity($in_opts.len());
143 let opt_def = $obj.get_supported_options();
144 for opt in $in_opts.iter() {
145 let mut found = false;
146 for opt_def in opt_def.iter() {
147 let mut matches = opt.name == opt_def.name;
148 if !matches && opt.name.starts_with("no") {
149 let (_, name) = opt.name.split_at(2);
150 matches = name == opt_def.name;
153 let arg = if let Some(ref strval) = opt.value { Some(strval) } else { None };
154 let ret = opt_def.parse(&opt.name, arg);
155 if let Ok((val, _)) = ret {
158 println!("invalid option {} for {}", opt.name, $name);
164 println!(" ignoring option '{}' for {}", opt.name, $name);
167 $obj.set_options(opts.as_slice());
172 fn new() -> Self { Self::default() }
173 fn parse_istream_options(&mut self, opt0: &str, opt1: &str) -> bool {
174 let (_, strno) = opt0.split_at(9);
175 let ret = strno.parse::<u32>();
176 if ret.is_err() { return false; }
177 let streamno = ret.unwrap();
179 let sidx = if let Some(idx) = self.istr_opts.iter().position(|el| el.id == streamno) {
182 self.istr_opts.push(InputStreamOptions {id: streamno, drop: false, dec_opts: Vec::new() });
183 self.istr_opts.len() - 1
185 let istr = &mut self.istr_opts[sidx];
187 for opt in opt1.split(',') {
188 let oval: Vec<_> = opt.split('=').collect();
191 "drop" => { istr.drop = true; },
193 istr.dec_opts.push(OptionArgs{ name: oval[0].to_string(), value: None });
196 } else if oval.len() == 2 {
197 istr.dec_opts.push(OptionArgs{ name: oval[0].to_string(), value: Some(oval[1].to_string()) });
199 println!("unrecognized option '{}'", opt);
204 fn parse_ostream_options(&mut self, opt0: &str, opt1: &str, enc_reg: &RegisteredEncoders) -> bool {
205 let (_, strno) = opt0.split_at(9);
206 let ret = strno.parse::<u32>();
207 if ret.is_err() { return false; }
208 let streamno = ret.unwrap();
210 let sidx = if let Some(idx) = self.ostr_opts.iter().position(|el| el.id == streamno) {
213 self.ostr_opts.push(OutputStreamOptions {id: streamno, enc_name: String::new(), enc_params: EncodeParameters::default(), enc_opts: Vec::new() });
214 self.ostr_opts.len() - 1
216 let ostr = &mut self.ostr_opts[sidx];
218 for opt in opt1.split(',') {
219 let oval: Vec<_> = opt.split('=').collect();
223 if ostr.enc_params.format == NACodecTypeInfo::None {
224 ostr.enc_params.format = NACodecTypeInfo::Video(NAVideoInfo::new(0, 0, false, YUV420_FORMAT));
226 if let NACodecTypeInfo::Video(ref mut vinfo) = ostr.enc_params.format {
227 vinfo.flipped = true;
229 println!("video option for audio stream");
233 if ostr.enc_params.format == NACodecTypeInfo::None {
234 ostr.enc_params.format = NACodecTypeInfo::Video(NAVideoInfo::new(0, 0, false, YUV420_FORMAT));
236 if let NACodecTypeInfo::Video(ref mut vinfo) = ostr.enc_params.format {
237 vinfo.flipped = false;
239 println!("video option for audio stream");
243 ostr.enc_opts.push(OptionArgs{ name: oval[0].to_string(), value: None });
246 } else if oval.len() == 2 {
247 //todo parse encoder options, store, init later
250 let mut parts = oval[1].split('/');
251 let num = parts.next().unwrap();
252 let den = parts.next();
253 if let Some(den) = den {
254 let rnum = num.parse::<u32>();
255 let rden = den.parse::<u32>();
256 if let (Ok(num), Ok(den)) = (rnum, rden) {
257 ostr.enc_params.tb_num = num;
258 ostr.enc_params.tb_den = den;
260 println!("invalid timebase value");
263 println!("invalid timebase format (should be num/den)");
267 if enc_reg.find_encoder(oval[1]).is_some() {
268 ostr.enc_name = oval[1].to_string();
270 println!("unknown encoder '{}'", oval[1]);
271 ostr.enc_name = oval[1].to_string();
275 if ostr.enc_params.format == NACodecTypeInfo::None {
276 ostr.enc_params.format = NACodecTypeInfo::Video(NAVideoInfo::new(0, 0, false, YUV420_FORMAT));
278 if let NACodecTypeInfo::Video(ref mut vinfo) = ostr.enc_params.format {
279 let ret = oval[1].parse::<usize>();
280 if let Ok(val) = ret {
283 println!("invalid width");
286 println!("video option for audio stream");
290 if ostr.enc_params.format == NACodecTypeInfo::None {
291 ostr.enc_params.format = NACodecTypeInfo::Video(NAVideoInfo::new(0, 0, false, YUV420_FORMAT));
293 if let NACodecTypeInfo::Video(ref mut vinfo) = ostr.enc_params.format {
294 let ret = oval[1].parse::<usize>();
295 if let Ok(val) = ret {
298 println!("invalid height");
301 println!("video option for audio stream");
305 if ostr.enc_params.format == NACodecTypeInfo::None {
306 ostr.enc_params.format = NACodecTypeInfo::Video(NAVideoInfo::new(0, 0, false, YUV420_FORMAT));
308 if let NACodecTypeInfo::Video(ref mut vinfo) = ostr.enc_params.format {
309 let ret = oval[1].parse::<NAPixelFormaton>();
310 if let Ok(val) = ret {
313 println!("invalid pixel format");
316 println!("video option for audio stream");
320 if ostr.enc_params.format == NACodecTypeInfo::None {
321 ostr.enc_params.format = NACodecTypeInfo::Audio(NAAudioInfo::new(0, 0, SND_NO_FORMAT, 0));
323 if let NACodecTypeInfo::Audio(ref mut ainfo) = ostr.enc_params.format {
324 let ret = oval[1].parse::<u32>();
325 if let Ok(val) = ret {
326 ainfo.sample_rate = val;
328 println!("invalid sampling rate");
331 println!("audio option for video stream");
335 if ostr.enc_params.format == NACodecTypeInfo::None {
336 ostr.enc_params.format = NACodecTypeInfo::Audio(NAAudioInfo::new(0, 0, SND_NO_FORMAT, 0));
338 if let NACodecTypeInfo::Audio(ref mut ainfo) = ostr.enc_params.format {
339 let ret = oval[1].parse::<u8>();
340 if let Ok(val) = ret {
341 ainfo.channels = val;
343 println!("invalid number of channels");
346 println!("audio option for video stream");
350 if ostr.enc_params.format == NACodecTypeInfo::None {
351 ostr.enc_params.format = NACodecTypeInfo::Audio(NAAudioInfo::new(0, 0, SND_NO_FORMAT, 0));
353 if let NACodecTypeInfo::Audio(ref mut ainfo) = ostr.enc_params.format {
354 let ret = oval[1].parse::<usize>();
355 if let Ok(val) = ret {
356 ainfo.block_len = val;
358 println!("invalid block_length");
361 println!("audio option for video stream");
365 if ostr.enc_params.format == NACodecTypeInfo::None {
366 ostr.enc_params.format = NACodecTypeInfo::Audio(NAAudioInfo::new(0, 0, SND_NO_FORMAT, 0));
368 if let NACodecTypeInfo::Audio(ref mut ainfo) = ostr.enc_params.format {
369 let ret = oval[1].parse::<NASoniton>();
370 if let Ok(val) = ret {
373 println!("invalid audio format");
376 println!("audio option for video stream");
379 // todo channel map negotiation
381 if ostr.enc_params.format == NACodecTypeInfo::None {
382 ostr.enc_params.format = NACodecTypeInfo::Audio(NAAudioInfo::new(0, 0, SND_NO_FORMAT, 0));
384 if let NACodecTypeInfo::Audio(ref mut ainfo) = ostr.enc_params.format {
385 let ret = oval[1].parse::<NAChannelMap>();
386 if let Ok(val) = ret {
389 println!("invalid channel map");
392 println!("audio option for video stream");
396 let ret = parse_bitrate(oval[1]);
397 if let Ok(val) = ret {
398 ostr.enc_params.bitrate = val;
400 println!("invalid bitrate value");
404 let ret = oval[1].parse::<u8>();
405 if let Ok(val) = ret {
406 ostr.enc_params.quality = val;
408 println!("invalid quality value");
412 ostr.enc_opts.push(OptionArgs{ name: oval[0].to_string(), value: Some(oval[1].to_string()) });
416 println!("unrecognized option '{}'", opt);
421 fn parse_demuxer_options(&mut self, opts: &str, dmx_reg: &RegisteredDemuxers) -> bool {
422 for opt in opts.split(',') {
423 let oval: Vec<_> = opt.split('=').collect();
425 self.demux_opts.push(OptionArgs{ name: oval[0].to_string(), value: None });
426 } else if oval.len() == 2 {
427 if oval[0] == "format" {
428 if dmx_reg.find_demuxer(oval[1]).is_some() {
429 self.input_fmt = Some(oval[1].to_string());
431 println!("unknown demuxer format '{}'", oval[1]);
434 self.demux_opts.push(OptionArgs{ name: oval[0].to_string(), value: Some(oval[1].to_string()) });
437 println!("unrecognized option '{}'", opt);
442 fn parse_muxer_options(&mut self, opts: &str, mux_reg: &RegisteredMuxers) -> bool {
443 for opt in opts.split(',') {
444 let oval: Vec<_> = opt.split('=').collect();
446 self.mux_opts.push(OptionArgs{ name: oval[0].to_string(), value: None });
447 } else if oval.len() == 2 {
448 if oval[0] == "format" {
449 if mux_reg.find_muxer(oval[1]).is_some() {
450 self.output_fmt = Some(oval[1].to_string());
452 println!("unknown muxer format '{}'", oval[1]);
455 self.mux_opts.push(OptionArgs{ name: oval[0].to_string(), value: Some(oval[1].to_string()) });
458 println!("unrecognized option '{}'", opt);
463 fn parse_scale_options(&mut self, opts: &str) -> bool {
464 for opt in opts.split(',') {
465 let oval: Vec<_> = opt.split('=').collect();
467 self.scale_opts.push((oval[0].to_string(), "".to_string()));
468 } else if oval.len() == 2 {
469 self.scale_opts.push((oval[0].to_string(), oval[1].to_string()));
471 println!("unrecognized option '{}'", opt);
477 fn apply_decoder_options(&self, dec: &mut dyn NADecoder, str_id: u32) {
478 if let Some(str_idx) = self.istr_opts.iter().position(|el| el.id == str_id) {
479 let dec_opts = dec.get_supported_options();
480 if dec_opts.is_empty() { return; }
481 let name = format!("input stream {}", str_id);
482 parse_and_apply_options!(dec, &self.istr_opts[str_idx].dec_opts, name);
485 fn register_output_stream(&mut self, cname: &str, istr: NAStreamRef, out_sm: &mut StreamManager, enc_reg: &RegisteredEncoders) -> bool {
486 let out_id = out_sm.get_num_streams() as u32;
487 if let Some(str_idx) = self.istr_opts.iter().position(|el| el.id == (istr.get_num() as u32)) {
488 if self.istr_opts[str_idx].drop {
489 self.encoders.push(OutputMode::Drop);
494 if let Some(str_idx) = self.ostr_opts.iter().position(|el| el.id == out_id) {
495 let oopts = &mut self.ostr_opts[str_idx];
496 if oopts.enc_name.as_str() == "copy" && (cname == "any" || istr.get_info().get_name() == cname) {
497 out_sm.add_stream_ref(istr);
498 self.encoders.push(OutputMode::Copy(out_id));
499 } else if cname == "any" || oopts.enc_name.as_str() == cname {
500 let enc_create = enc_reg.find_encoder(oopts.enc_name.as_str());
501 if enc_create.is_none() {
502 println!("encoder '{}' not found", oopts.enc_name.as_str());
505 let mut encoder = (enc_create.unwrap())();
506 let forced_out = oopts.enc_params.format != NACodecTypeInfo::None;
507 let iformat = istr.get_info().get_properties();
508 if oopts.enc_params.format == NACodecTypeInfo::None {
509 oopts.enc_params.format = istr.get_info().get_properties();
511 match (&iformat, &mut oopts.enc_params.format) {
512 (NACodecTypeInfo::Video(svinfo), NACodecTypeInfo::Video(ref mut dvinfo)) => {
513 if dvinfo.width == 0 {
514 dvinfo.width = svinfo.width;
516 if dvinfo.height == 0 {
517 dvinfo.height = svinfo.height;
520 (NACodecTypeInfo::Audio(sainfo), NACodecTypeInfo::Audio(ref mut dainfo)) => {
521 if dainfo.sample_rate == 0 {
522 dainfo.sample_rate = sainfo.sample_rate;
524 if dainfo.format == SND_NO_FORMAT {
525 dainfo.format = sainfo.format;
527 if dainfo.channels == 0 {
528 dainfo.channels = sainfo.channels;
530 if dainfo.block_len == 0 {
531 dainfo.block_len = sainfo.block_len;
537 if oopts.enc_params.tb_num == 0 {
538 oopts.enc_params.tb_num = istr.tb_num;
539 oopts.enc_params.tb_den = istr.tb_den;
541 let ret_eparams = encoder.negotiate_format(&oopts.enc_params);
542 if ret_eparams.is_err() {
543 println!("cannot negotiate encoding parameters");
546 let ret_eparams = ret_eparams.unwrap();
548 //todo check for params mismatch
549 let cvt = match (&iformat, &ret_eparams.format) {
550 (NACodecTypeInfo::Video(svinfo), NACodecTypeInfo::Video(dvinfo)) => {
551 if svinfo == dvinfo && !forced_out {
554 let ofmt = ScaleInfo { fmt: dvinfo.format, width: dvinfo.width, height: dvinfo.height };
555 let ret = NAScale::new_with_options(ofmt, ofmt, &self.scale_opts);
557 println!("cannot create scaler");
560 let scaler = ret.unwrap();
561 let ret = alloc_video_buffer(*dvinfo, 4);
563 println!("cannot create scaler buffer");
566 let cvt_buf = ret.unwrap();
567 OutputConvert::Video(scaler, cvt_buf)
570 (NACodecTypeInfo::Audio(sainfo), NACodecTypeInfo::Audio(dainfo)) => {
571 if sainfo == dainfo {
574 let dchmap = match dainfo.channels {
575 1 => NAChannelMap::from_ms_mapping(0x4),
576 2 => NAChannelMap::from_ms_mapping(0x3),
578 println!("can't generate default channel map for {} channels", dainfo.channels);
582 let acvt = AudioConverter::new(sainfo, dainfo, dchmap);
584 OutputConvert::Audio(acvt)
587 _ => OutputConvert::None,
589 let ret = encoder.init(out_id, ret_eparams);
591 println!("error initialising encoder");
594 out_sm.add_stream_ref(ret.unwrap());
596 let name = format!("output stream {}", out_id);
597 parse_and_apply_options!(encoder, &oopts.enc_opts, name);
599 self.encoders.push(OutputMode::Encode(out_id, encoder, cvt));
601 println!("encoder {} is not supported by output (expected {})", istr.id, istr.get_info().get_name());
604 } else if cname == "any" || istr.get_info().get_name() == cname {
605 out_sm.add_stream_ref(istr);
606 self.encoders.push(OutputMode::Copy(out_id));
608 let mut oopts = OutputStreamOptions {id: out_id, enc_name: cname.to_owned(), enc_params: EncodeParameters::default(), enc_opts: Vec::new() };
610 let enc_create = enc_reg.find_encoder(cname);
611 if enc_create.is_none() {
612 println!("encoder '{}' not found", oopts.enc_name.as_str());
615 let mut encoder = (enc_create.unwrap())();
616 oopts.enc_params.format = istr.get_info().get_properties();
617 oopts.enc_params.tb_num = istr.tb_num;
618 oopts.enc_params.tb_den = istr.tb_den;
619 let ret_eparams = encoder.negotiate_format(&oopts.enc_params);
620 if ret_eparams.is_err() {
621 println!("cannot negotiate encoding parameters");
624 let ret_eparams = ret_eparams.unwrap();
626 //todo check for params mismatch
627 let cvt = match (&oopts.enc_params.format, &ret_eparams.format) {
628 (NACodecTypeInfo::Video(svinfo), NACodecTypeInfo::Video(dvinfo)) => {
629 if svinfo == dvinfo {
632 let ofmt = ScaleInfo { fmt: dvinfo.format, width: dvinfo.width, height: dvinfo.height };
633 let ret = NAScale::new_with_options(ofmt, ofmt, &self.scale_opts);
635 println!("cannot create scaler");
638 let scaler = ret.unwrap();
639 let ret = alloc_video_buffer(*dvinfo, 4);
641 println!("cannot create scaler buffer");
644 let cvt_buf = ret.unwrap();
645 OutputConvert::Video(scaler, cvt_buf)
648 (NACodecTypeInfo::Audio(sainfo), NACodecTypeInfo::Audio(dainfo)) => {
649 if sainfo == dainfo {
652 let dchmap = match dainfo.channels {
653 1 => NAChannelMap::from_ms_mapping(0x4),
654 2 => NAChannelMap::from_ms_mapping(0x3),
656 println!("can't generate default channel map for {} channels", dainfo.channels);
661 let acvt = AudioConverter::new(sainfo, dainfo, dchmap);
662 OutputConvert::Audio(acvt)
665 _ => OutputConvert::None,
667 let ret = encoder.init(out_id, ret_eparams);
669 println!("error initialising encoder");
672 out_sm.add_stream_ref(ret.unwrap());
673 self.encoders.push(OutputMode::Encode(out_id, encoder, cvt));
674 self.ostr_opts.push(oopts);
678 fn map_single(&mut self, cname: &str, ctype: StreamType, src_sm: &StreamManager, out_sm: &mut StreamManager, enc_reg: &RegisteredEncoders) -> bool {
679 let mut found_stream = false;
680 for istr in src_sm.iter() {
681 if istr.get_media_type() != ctype || found_stream {
682 self.encoders.push(OutputMode::Drop);
684 if !self.register_output_stream(cname, istr, out_sm, enc_reg) {
692 fn negotiate_stream_map(&mut self, src_sm: &StreamManager, mux_caps: MuxerCapabilities, out_sm: &mut StreamManager, enc_reg: &RegisteredEncoders) -> bool {
694 MuxerCapabilities::SingleVideo(cname) => {
695 if self.no_video { return false; }
696 self.map_single(cname, StreamType::Video, src_sm, out_sm, enc_reg)
698 MuxerCapabilities::SingleAudio(cname) => {
699 if self.no_audio { return false; }
700 self.map_single(cname, StreamType::Audio, src_sm, out_sm, enc_reg)
702 MuxerCapabilities::SingleVideoAndAudio(vname, aname) => {
703 let mut found_vid = false;
704 let mut found_aud = false;
705 for istr in src_sm.iter() {
706 if istr.get_media_type() == StreamType::Video && !found_vid && !self.no_video {
707 if !self.register_output_stream(vname, istr, out_sm, enc_reg) {
711 } else if istr.get_media_type() == StreamType::Audio && !found_aud && !self.no_audio {
712 if !self.register_output_stream(aname, istr, out_sm, enc_reg) {
717 self.encoders.push(OutputMode::Drop);
720 found_vid | found_aud
722 MuxerCapabilities::OnlyVideo => {
723 if self.no_video { return false; }
725 let mut found_vid = false;
726 for istr in src_sm.iter() {
727 if istr.get_media_type() == StreamType::Video && !found_vid {
728 if !self.register_output_stream("any", istr, out_sm, enc_reg) {
733 self.encoders.push(OutputMode::Drop);
738 MuxerCapabilities::OnlyAudio => {
739 if self.no_audio { return false; }
741 let mut found_aud = false;
742 for istr in src_sm.iter() {
743 if istr.get_media_type() == StreamType::Audio && !found_aud {
744 if !self.register_output_stream("any", istr, out_sm, enc_reg) {
749 self.encoders.push(OutputMode::Drop);
754 MuxerCapabilities::Universal => {
755 for istr in src_sm.iter() {
756 if (istr.get_media_type() == StreamType::Video && self.no_video) ||
757 (istr.get_media_type() == StreamType::Audio && self.no_audio) {
758 self.encoders.push(OutputMode::Drop);
761 if !self.register_output_stream("any", istr, out_sm, enc_reg) {
771 fn encode_frame(dst_id: u32, encoder: &mut Box<dyn NAEncoder>, cvt: &mut OutputConvert, frm: NAFrameRef, scale_opts: &[(String, String)]) -> bool {
772 let buf = frm.get_buffer();
773 let cbuf = if let NABufferType::None = buf {
774 if (encoder.get_capabilities() & ENC_CAPS_SKIPFRAME) == 0 {
776 OutputConvert::Video(_, ref mut dbuf) => dbuf.clone(),
778 println!("encoder does not support skip frames, skipping");
787 OutputConvert::None => buf,
788 OutputConvert::Video(ref mut scaler, ref mut dbuf) => {
789 let cur_ifmt = get_scale_fmt_from_pic(&buf);
790 let last_ifmt = scaler.get_in_fmt();
791 if cur_ifmt != last_ifmt {
792 let ofmt = scaler.get_out_fmt();
793 let ret = NAScale::new_with_options(cur_ifmt, ofmt, scale_opts);
795 println!("error re-initialising scaler for {} -> {}", cur_ifmt, ofmt);
798 *scaler = ret.unwrap();
800 let ret = scaler.convert(&buf, dbuf);
802 println!("error converting frame for encoding");
807 OutputConvert::Audio(ref mut acvt) => {
808 if !acvt.queue_frame(buf, frm.get_time_information()) {
809 println!("error converting audio for stream {}", dst_id);
816 let cfrm = NAFrame::new(frm.get_time_information(), frm.frame_type, frm.key, frm.get_info(), cbuf);
817 encoder.encode(&cfrm).unwrap();
821 macro_rules! next_arg {
822 ($args: expr, $arg_idx: expr) => {
823 if $arg_idx + 1 >= $args.len() {
824 println!("codec name is required");
830 #[allow(clippy::single_match)]
832 let args: Vec<_> = env::args().collect();
835 println!("usage: nihav-encoder [options] --input inputfile --output outputfile");
836 println!(" use nihav-encoder --help to list all available options");
839 if args.len() == 2 && (args[1] == "--help" || args[1] == "-h") {
840 println!("usage: nihav-encoder [options] --input inputfile --output outputfile");
841 println!(" query options:");
842 println!(" --list-{{decoders,encoders,demuxers,muxers}} - lists all available decoders/encoders/demuxers/muxers");
843 println!(" --query-{{decoder,encoder,demuxer,muxer}}-options name - lists all options recognized by that decoder/encoder/demuxer/muxer");
844 println!(" processing options:");
845 println!(" --verbose - show time for the currently processed input");
846 println!(" --input inputfile - set input file");
847 println!(" --input-format fmt - force input format");
848 println!(" --demuxer-options options - set input demuxer options");
849 println!(" --scale-options options - set scaler options");
850 println!(" --output outputfile - set output file");
851 println!(" --output-format fmt - force output format");
852 println!(" --muxer-options options - set output muxer options");
853 println!(" --no-audio - do not decode audio streams");
854 println!(" --no-video - do not decode video streams");
855 println!(" --start starttime - start decoding from given position");
856 println!(" --end endtime - end decoding at given position");
857 println!(" --istreamX options - set options for input stream X");
858 println!(" --ostreamX options - set options for output stream X");
860 println!(" (de)muxer and stream options are passed as comma-separated list e.g. --ostream0 width=320,height=240,flip");
864 let full_reg = FullRegister::new();
866 let mut transcoder = Transcoder::new();
869 let mut printed_info = false;
870 while arg_idx < args.len() {
871 match args[arg_idx].as_str() {
872 "--list-decoders" => {
873 if full_reg.dec_reg.iter().len() > 0 {
874 println!("Registered decoders:");
875 for dec in full_reg.dec_reg.iter() {
876 let cdesc = register::get_codec_description(dec.name);
877 let full_name = if let Some(cd) = cdesc { cd.get_full_name() } else { "???" };
878 println!(" {} ({})", dec.name, full_name);
881 println!("No registered decoders.");
885 "--list-encoders" => {
886 if full_reg.enc_reg.iter().len() > 0 {
887 println!("Registered encoders:");
888 for enc in full_reg.enc_reg.iter() {
889 let cdesc = register::get_codec_description(enc.name);
890 let full_name = if let Some(cd) = cdesc { cd.get_full_name() } else { "???" };
891 println!(" {} ({})", enc.name, full_name);
894 println!("No registered encoders.");
898 "--list-demuxers" => {
899 print!("Registered demuxers:");
900 for dmx in full_reg.dmx_reg.iter() {
901 print!(" {}", dmx.get_name());
907 print!("Registered muxers:");
908 for mux in full_reg.mux_reg.iter() {
909 print!(" {}", mux.get_name());
914 "--query-decoder-options" => {
915 next_arg!(args, arg_idx);
916 let cname = args[arg_idx].as_str();
917 if let Some(decfunc) = full_reg.dec_reg.find_decoder(cname) {
918 let dec = (decfunc)();
919 let opts = dec.get_supported_options();
920 print_options(cname, opts);
922 println!("codec {} is not found", cname);
926 "--query-demuxer-options" => {
927 next_arg!(args, arg_idx);
928 let dname = args[arg_idx].as_str();
929 let mut mr = MemoryReader::new_read(&[]);
930 let mut br = ByteReader::new(&mut mr);
931 if let Some(dmx_creator) = full_reg.dmx_reg.find_demuxer(dname) {
932 let dmx = dmx_creator.new_demuxer(&mut br);
933 let opts = dmx.get_supported_options();
934 print_options(dname, opts);
936 println!("demuxer {} is not found", dname);
940 "--query-encoder-options" => {
941 next_arg!(args, arg_idx);
942 let cname = args[arg_idx].as_str();
943 if let Some(encfunc) = full_reg.enc_reg.find_encoder(cname) {
944 let enc = (encfunc)();
945 let opts = enc.get_supported_options();
946 print_options(cname, opts);
948 println!("codec {} is not found", cname);
952 "--query-muxer-options" => {
953 next_arg!(args, arg_idx);
954 let name = args[arg_idx].as_str();
956 let mut mw = MemoryWriter::new_write(&mut data);
957 let mut bw = ByteWriter::new(&mut mw);
958 if let Some(mux_creator) = full_reg.mux_reg.find_muxer(name) {
959 let mux = mux_creator.new_muxer(&mut bw);
960 let opts = mux.get_supported_options();
961 print_options(name, opts);
963 println!("muxer {} is not found", name);
967 "--input" | "-i" => {
968 next_arg!(args, arg_idx);
969 transcoder.input_name = args[arg_idx].clone();
971 "--input-format" => {
972 next_arg!(args, arg_idx);
973 transcoder.input_fmt = Some(args[arg_idx].clone());
975 "--output" | "-o" => {
976 next_arg!(args, arg_idx);
977 transcoder.output_name = args[arg_idx].clone();
979 "--output-format" => {
980 next_arg!(args, arg_idx);
981 transcoder.output_fmt = Some(args[arg_idx].clone());
983 "--demuxer-options" => {
984 next_arg!(args, arg_idx);
985 if !transcoder.parse_demuxer_options(&args[arg_idx], &full_reg.dmx_reg) {
986 println!("invalid demuxer option syntax");
990 "--scale-options" => {
991 next_arg!(args, arg_idx);
992 if !transcoder.parse_scale_options(&args[arg_idx]) {
993 println!("invalid scale option syntax");
997 "--no-video" | "-vn" => {
998 transcoder.no_video = true;
1000 "--no-audio" | "-an" => {
1001 transcoder.no_audio = true;
1004 next_arg!(args, arg_idx);
1005 let ret = args[arg_idx].parse::<NATimePoint>();
1006 if let Ok(val) = ret {
1007 transcoder.start = val;
1009 println!("invalid start time");
1014 next_arg!(args, arg_idx);
1015 let ret = args[arg_idx].parse::<NATimePoint>();
1016 if let Ok(val) = ret {
1017 transcoder.end = val;
1019 println!("invalid end time");
1023 "--muxer-options" => {
1024 next_arg!(args, arg_idx);
1025 if !transcoder.parse_muxer_options(&args[arg_idx], &full_reg.mux_reg) {
1026 println!("invalid muxer option syntax");
1030 "--verbose" | "-v" => transcoder.verbose = 1,
1031 "-vv" => transcoder.verbose = 2,
1032 "-v-" => transcoder.verbose = 0,
1034 if args[arg_idx].starts_with("--istream") {
1035 let opt0 = &args[arg_idx];
1036 next_arg!(args, arg_idx);
1037 if !transcoder.parse_istream_options(opt0, &args[arg_idx]) {
1038 println!("invalid input stream option syntax");
1041 } else if args[arg_idx].starts_with("--ostream") {
1042 let opt0 = &args[arg_idx];
1043 next_arg!(args, arg_idx);
1044 if !transcoder.parse_ostream_options(opt0, &args[arg_idx], &full_reg.enc_reg) {
1045 println!("invalid output stream option syntax");
1048 } else if args[arg_idx].starts_with("--") {
1049 println!("unknown option");
1051 println!("unrecognized argument");
1062 if transcoder.input_name.is_empty() {
1063 println!("no input name provided");
1066 if transcoder.output_name.is_empty() {
1067 println!("no output name provided");
1071 let res = File::open(transcoder.input_name.as_str());
1073 println!("error opening input");
1076 let file = res.unwrap();
1077 let file = BufReader::new(file);
1078 let mut fr = FileReader::new_read(file);
1079 let mut br = ByteReader::new(&mut fr);
1080 let (is_raw, start, end) = if transcoder.input_fmt.is_none() {
1081 detect_tags(&mut br)
1086 let mut nfr: Box<dyn ByteIO>;
1087 if start != 0 || end.is_some() {
1088 let file = fr.finish();
1089 nfr = Box::new(BoundedFileReader::new_read(file, start, end).unwrap());
1093 let mut br = ByteReader::new(nfr.as_mut());
1095 let mut dmx = DemuxerObject::create(&mut br, &full_reg, transcoder.input_name.as_str(), &transcoder.input_fmt, is_raw);
1097 println!("cannot find demuxer for '{}'", transcoder.input_name.as_str());
1100 let duration = dmx.get_duration();
1101 let duration_string = if duration != 0 { format_time(duration) } else { String::new() };
1103 parse_and_apply_options!(dmx, &transcoder.demux_opts, "input");
1104 for i in 0..dmx.get_num_streams() {
1105 let s = dmx.get_stream(i).unwrap();
1106 let info = s.get_info();
1107 let decfunc = full_reg.dec_reg.find_decoder(info.get_name());
1108 println!("stream {} - {} {}", i, s, info.get_name());
1109 let str_id = s.get_num() as u32;
1110 if let Some(create_dec) = decfunc {
1111 let mut dec = (create_dec)();
1112 let mut dsupp = Box::new(NADecoderSupport::new());
1113 let ret = dec.init(&mut dsupp, info.clone());
1115 println!("Error initialising decoder '{}' for stream {}", info.get_name(), str_id);
1118 transcoder.apply_decoder_options(dec.as_mut(), str_id);
1119 let desc = register::get_codec_description(info.get_name());
1120 let has_b = if let Some(desc) = desc {
1123 println!("No codec description found, using B-frame reorderer.");
1126 let reord: Box<dyn FrameReorderer> = if has_b { Box::new(IPBReorderer::new()) } else { Box::new(NoReorderer::new()) };
1127 transcoder.decoders.push(Some((dsupp, dec, reord)));
1129 println!("No decoder for stream {} ({}) is found", str_id, info.get_name());
1130 transcoder.decoders.push(None);
1133 if transcoder.start != NATimePoint::None {
1134 let ret = dmx.seek(transcoder.start);
1136 println!(" failed to seek to {} error {:?}", transcoder.start, ret.err().unwrap());
1140 let output_fmt = if let Some(ref fmtname) = transcoder.output_fmt {
1142 } else if transcoder.output_name.as_str() == "/dev/null" {
1144 } else if let Some(fmtname) = detect::detect_format_by_name(transcoder.output_name.as_str()) {
1147 println!("Cannot guess muxer for output");
1150 let ret = full_reg.mux_reg.find_muxer(output_fmt);
1151 let ofmt = output_fmt.to_string();
1154 println!("cannot find muxer '{}'", output_fmt);
1156 let mux_creator = ret.unwrap();
1158 let mux_caps = mux_creator.get_capabilities();
1159 let mut out_sm = StreamManager::new();
1160 if !transcoder.negotiate_stream_map(dmx.get_stream_manager(), mux_caps, &mut out_sm, &full_reg.enc_reg) {
1161 println!("cannot determine stream map");
1165 let ret = File::create(transcoder.output_name.as_str());
1167 println!("cannot open output file");
1170 let mut fw = FileWriter::new_write(ret.unwrap());
1171 let mut bw = ByteWriter::new(&mut fw);
1172 let ret = create_muxer(mux_creator, out_sm, &mut bw);
1173 if let Err(err) = ret {
1174 println!("cannot create muxer instance {:?}", err);
1177 let mut mux = ret.unwrap();
1178 parse_and_apply_options!(mux, &transcoder.mux_opts, "output");
1180 println!("Output {} muxer {}", transcoder.output_name, ofmt);
1181 for ostr in mux.get_streams() {
1182 println!(" #{}: {} {}", ostr.get_num(), ostr, ostr.get_info().get_name());
1185 let mut time = Instant::now();
1186 let show_interval = Duration::from_millis(100);
1187 let mut adata_size = 0;
1188 let mut vdata_size = 0;
1190 let pktres = dmx.get_frame();
1191 if let Err(DemuxerError::EOF) = pktres { break; }
1192 if pktres.is_err() {
1193 println!("demuxing error");
1196 let mut pkt = pktres.unwrap();
1197 if transcoder.start != NATimePoint::None && pkt.ts.less_than(transcoder.start) { continue; }
1198 let src_id = pkt.get_stream().get_num();
1199 if transcoder.verbose > 0 && time.elapsed() >= show_interval {
1200 if let Some(pts) = pkt.get_pts() {
1201 let cur_time = format_time(NATimeInfo::ts_to_time(pts, 1000, pkt.ts.tb_num, pkt.ts.tb_den));
1202 print!(" {}", cur_time);
1206 if !duration_string.is_empty() {
1207 print!(" / {}", duration_string);
1209 if transcoder.verbose > 1 {
1210 print!(" data sizes V: {} A: {}", vdata_size, adata_size);
1213 std::io::stdout().flush().unwrap();
1214 time = Instant::now();
1216 match transcoder.encoders[src_id] {
1217 OutputMode::Drop => {},
1218 OutputMode::Copy(dst_id) => {
1219 let dstr = mux.get_stream(dst_id as usize).unwrap();
1220 pkt.reassign(dstr, pkt.get_time_information());
1221 if transcoder.end != NATimePoint::None && !pkt.ts.less_than(transcoder.end) { break 'main_loop; }
1222 let pkt_size = pkt.get_buffer().len();
1223 match pkt.get_stream().get_media_type() {
1224 StreamType::Video => { vdata_size += pkt_size; },
1225 StreamType::Audio => { adata_size += pkt_size; },
1228 if mux.mux_frame(pkt).is_err() {
1229 println!("error muxing packet");
1233 OutputMode::Encode(dst_id, ref mut encoder, ref mut cvt) => {
1234 if let Some((ref mut dsupp, ref mut decoder, ref mut reorderer)) = transcoder.decoders[src_id] {
1235 let ret = decoder.decode(dsupp, &pkt);
1236 if let (true, Err(DecoderError::MissingReference)) = (transcoder.start != NATimePoint::None, &ret) {
1240 println!("error decoding stream {}", src_id);
1243 let frm = ret.unwrap();
1244 let tinfo = frm.get_info();
1245 reorderer.add_frame(frm);
1246 while let Some(frm) = reorderer.get_frame() {
1247 if !encode_frame(dst_id, encoder, cvt, frm, &transcoder.scale_opts) {
1250 while let Ok(Some(pkt)) = encoder.get_packet() {
1251 if transcoder.end != NATimePoint::None && !pkt.ts.less_than(transcoder.end) { break 'main_loop; }
1252 let pkt_size = pkt.get_buffer().len();
1253 match pkt.get_stream().get_media_type() {
1254 StreamType::Video => { vdata_size += pkt_size; },
1255 StreamType::Audio => { adata_size += pkt_size; },
1258 mux.mux_frame(pkt).unwrap();
1261 if let OutputConvert::Audio(ref mut acvt) = cvt {
1262 while let Some(ofrm) = acvt.get_frame(tinfo.clone()) {
1263 if encoder.encode(&ofrm).is_err() {
1266 while let Ok(Some(pkt)) = encoder.get_packet() {
1267 if transcoder.end != NATimePoint::None && !pkt.ts.less_than(transcoder.end) { break 'main_loop; }
1268 let pkt_size = pkt.get_buffer().len();
1269 adata_size += pkt_size;
1270 mux.mux_frame(pkt).unwrap();
1275 println!("no decoder for stream {}", src_id);
1281 'reord_flush_loop: for stream in dmx.get_streams() {
1282 let src_id = stream.get_num();
1283 if let OutputMode::Encode(dst_id, ref mut encoder, ref mut cvt) = transcoder.encoders[src_id] {
1284 if let Some((_, _, ref mut reorderer)) = transcoder.decoders[src_id] {
1285 while let Some(frm) = reorderer.get_last_frames() {
1286 if !encode_frame(dst_id, encoder, cvt, frm, &transcoder.scale_opts) {
1289 while let Ok(Some(pkt)) = encoder.get_packet() {
1290 if transcoder.end != NATimePoint::None && !pkt.ts.less_than(transcoder.end) { break 'reord_flush_loop; }
1291 mux.mux_frame(pkt).unwrap();
1297 'flush_loop: for enc in transcoder.encoders.iter_mut() {
1299 OutputMode::Encode(str_id, ref mut encoder, _) => {
1300 let ret = encoder.flush();
1302 println!("error flushing encoder for stream {}", str_id);
1305 while let Ok(Some(pkt)) = encoder.get_packet() {
1306 if mux.mux_frame(pkt).is_err() {
1307 println!("error muxing packet");
1316 if transcoder.verbose > 0 {
1320 let ret = mux.end();
1322 println!("error at finalising muxing");