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 fn format_time(ms: u64) -> String {
29 let ds = (ms % 1000) / 100;
30 let (min, s) = (s / 60, s % 60);
31 let (h, min) = (min / 60, min % 60);
34 format!("{}.{}", s, ds)
36 format!("{}:{:02}.{}", min, s, ds)
39 format!("{}:{:02}:{:02}.{}", h, min, s, ds)
43 fn print_options(name: &str, options: &[NAOptionDefinition]) {
44 if options.is_empty() {
45 println!("No custom options.");
47 println!("Options for '{}'", name);
48 for opt in options.iter() {
54 fn parse_bitrate(strval: &str) -> Result<u32, ()> {
56 let mut has_suffix = false;
57 for ch in strval.chars() {
59 _ if has_suffix => return Err(()),
61 if val >= std::u32::MAX / 100 {
64 val = val * 10 + ch.to_digit(10).unwrap_or(0);
67 if val >= std::u32::MAX / 1000 {
74 if val >= std::u32::MAX / 1000000 {
88 value: Option<String>,
91 struct InputStreamOptions {
94 dec_opts: Vec<OptionArgs>,
97 struct OutputStreamOptions {
99 enc_params: EncodeParameters,
101 enc_opts: Vec<OptionArgs>,
105 Video(NAScale, NABufferType),
106 Audio(AudioConverter),
110 #[allow(clippy::large_enum_variant)]
114 Encode(u32, Box<dyn NAEncoder>, OutputConvert),
118 #[allow(clippy::type_complexity)]
121 input_fmt: Option<String>,
123 output_fmt: Option<String>,
124 demux_opts: Vec<OptionArgs>,
125 mux_opts: Vec<OptionArgs>,
126 istr_opts: Vec<InputStreamOptions>,
127 ostr_opts: Vec<OutputStreamOptions>,
128 scale_opts: Vec<(String, String)>,
129 decoders: Vec<Option<(Box<NADecoderSupport>, Box<dyn NADecoder>, Box<dyn FrameReorderer>)>>,
130 encoders: Vec<OutputMode>,
138 macro_rules! parse_and_apply_options {
139 ($obj: expr, $in_opts: expr, $name: expr) => {
140 let mut opts = Vec::with_capacity($in_opts.len());
141 let opt_def = $obj.get_supported_options();
142 for opt in $in_opts.iter() {
143 let mut found = false;
144 for opt_def in opt_def.iter() {
145 let mut matches = opt.name == opt_def.name;
146 if !matches && opt.name.starts_with("no") {
147 let (_, name) = opt.name.split_at(2);
148 matches = name == opt_def.name;
151 let arg = if let Some(ref str) = opt.value { Some(str) } else { None };
152 let ret = opt_def.parse(&opt.name, arg);
153 if let Ok((val, _)) = ret {
156 println!("invalid option {} for {}", opt.name, $name);
162 println!(" ignoring option '{}' for {}", opt.name, $name);
165 $obj.set_options(opts.as_slice());
170 fn new() -> Self { Self::default() }
171 fn parse_istream_options(&mut self, opt0: &str, opt1: &str) -> bool {
172 let (_, strno) = opt0.split_at(9);
173 let ret = strno.parse::<u32>();
174 if ret.is_err() { return false; }
175 let streamno = ret.unwrap();
177 let sidx = if let Some(idx) = self.istr_opts.iter().position(|str| str.id == streamno) {
180 self.istr_opts.push(InputStreamOptions {id: streamno, drop: false, dec_opts: Vec::new() });
181 self.istr_opts.len() - 1
183 let istr = &mut self.istr_opts[sidx];
185 for opt in opt1.split(',') {
186 let oval: Vec<_> = opt.split('=').collect();
189 "drop" => { istr.drop = true; },
191 istr.dec_opts.push(OptionArgs{ name: oval[0].to_string(), value: None });
194 } else if oval.len() == 2 {
195 istr.dec_opts.push(OptionArgs{ name: oval[0].to_string(), value: Some(oval[1].to_string()) });
197 println!("unrecognized option '{}'", opt);
202 fn parse_ostream_options(&mut self, opt0: &str, opt1: &str, enc_reg: &RegisteredEncoders) -> bool {
203 let (_, strno) = opt0.split_at(9);
204 let ret = strno.parse::<u32>();
205 if ret.is_err() { return false; }
206 let streamno = ret.unwrap();
208 let sidx = if let Some(idx) = self.ostr_opts.iter().position(|str| str.id == streamno) {
211 self.ostr_opts.push(OutputStreamOptions {id: streamno, enc_name: String::new(), enc_params: EncodeParameters::default(), enc_opts: Vec::new() });
212 self.ostr_opts.len() - 1
214 let ostr = &mut self.ostr_opts[sidx];
216 for opt in opt1.split(',') {
217 let oval: Vec<_> = opt.split('=').collect();
221 if ostr.enc_params.format == NACodecTypeInfo::None {
222 ostr.enc_params.format = NACodecTypeInfo::Video(NAVideoInfo::new(0, 0, false, YUV420_FORMAT));
224 if let NACodecTypeInfo::Video(ref mut vinfo) = ostr.enc_params.format {
225 vinfo.flipped = true;
227 println!("video option for audio stream");
231 if ostr.enc_params.format == NACodecTypeInfo::None {
232 ostr.enc_params.format = NACodecTypeInfo::Video(NAVideoInfo::new(0, 0, false, YUV420_FORMAT));
234 if let NACodecTypeInfo::Video(ref mut vinfo) = ostr.enc_params.format {
235 vinfo.flipped = false;
237 println!("video option for audio stream");
241 ostr.enc_opts.push(OptionArgs{ name: oval[0].to_string(), value: None });
244 } else if oval.len() == 2 {
245 //todo parse encoder options, store, init later
248 let mut parts = oval[1].split('/');
249 let num = parts.next().unwrap();
250 let den = parts.next();
251 if let Some(den) = den {
252 let rnum = num.parse::<u32>();
253 let rden = den.parse::<u32>();
254 if let (Ok(num), Ok(den)) = (rnum, rden) {
255 ostr.enc_params.tb_num = num;
256 ostr.enc_params.tb_den = den;
258 println!("invalid timebase value");
261 println!("invalid timebase format (should be num/den)");
265 if enc_reg.find_encoder(oval[1]).is_some() {
266 ostr.enc_name = oval[1].to_string();
268 println!("unknown encoder '{}'", oval[1]);
269 ostr.enc_name = oval[1].to_string();
273 if ostr.enc_params.format == NACodecTypeInfo::None {
274 ostr.enc_params.format = NACodecTypeInfo::Video(NAVideoInfo::new(0, 0, false, YUV420_FORMAT));
276 if let NACodecTypeInfo::Video(ref mut vinfo) = ostr.enc_params.format {
277 let ret = oval[1].parse::<usize>();
278 if let Ok(val) = ret {
281 println!("invalid width");
284 println!("video option for audio stream");
288 if ostr.enc_params.format == NACodecTypeInfo::None {
289 ostr.enc_params.format = NACodecTypeInfo::Video(NAVideoInfo::new(0, 0, false, YUV420_FORMAT));
291 if let NACodecTypeInfo::Video(ref mut vinfo) = ostr.enc_params.format {
292 let ret = oval[1].parse::<usize>();
293 if let Ok(val) = ret {
296 println!("invalid height");
299 println!("video option for audio stream");
303 if ostr.enc_params.format == NACodecTypeInfo::None {
304 ostr.enc_params.format = NACodecTypeInfo::Video(NAVideoInfo::new(0, 0, false, YUV420_FORMAT));
306 if let NACodecTypeInfo::Video(ref mut vinfo) = ostr.enc_params.format {
307 let ret = oval[1].parse::<NAPixelFormaton>();
308 if let Ok(val) = ret {
311 println!("invalid pixel format");
314 println!("video option for audio stream");
318 if ostr.enc_params.format == NACodecTypeInfo::None {
319 ostr.enc_params.format = NACodecTypeInfo::Audio(NAAudioInfo::new(0, 0, SND_S16_FORMAT, 0));
321 if let NACodecTypeInfo::Audio(ref mut ainfo) = ostr.enc_params.format {
322 let ret = oval[1].parse::<u32>();
323 if let Ok(val) = ret {
324 ainfo.sample_rate = val;
326 println!("invalid sampling rate");
329 println!("audio option for video stream");
333 if ostr.enc_params.format == NACodecTypeInfo::None {
334 ostr.enc_params.format = NACodecTypeInfo::Audio(NAAudioInfo::new(0, 0, SND_S16_FORMAT, 0));
336 if let NACodecTypeInfo::Audio(ref mut ainfo) = ostr.enc_params.format {
337 let ret = oval[1].parse::<u8>();
338 if let Ok(val) = ret {
339 ainfo.channels = val;
341 println!("invalid number of channels");
344 println!("audio option for video stream");
348 if ostr.enc_params.format == NACodecTypeInfo::None {
349 ostr.enc_params.format = NACodecTypeInfo::Audio(NAAudioInfo::new(0, 0, SND_S16_FORMAT, 0));
351 if let NACodecTypeInfo::Audio(ref mut ainfo) = ostr.enc_params.format {
352 let ret = oval[1].parse::<usize>();
353 if let Ok(val) = ret {
354 ainfo.block_len = val;
356 println!("invalid block_length");
359 println!("audio option for video stream");
363 if ostr.enc_params.format == NACodecTypeInfo::None {
364 ostr.enc_params.format = NACodecTypeInfo::Audio(NAAudioInfo::new(0, 0, SND_S16_FORMAT, 0));
366 if let NACodecTypeInfo::Audio(ref mut ainfo) = ostr.enc_params.format {
367 let ret = oval[1].parse::<NASoniton>();
368 if let Ok(val) = ret {
371 println!("invalid audio format");
374 println!("audio option for video stream");
377 // todo channel map negotiation
379 if ostr.enc_params.format == NACodecTypeInfo::None {
380 ostr.enc_params.format = NACodecTypeInfo::Audio(NAAudioInfo::new(0, 0, SND_S16_FORMAT, 0));
382 if let NACodecTypeInfo::Audio(ref mut ainfo) = ostr.enc_params.format {
383 let ret = oval[1].parse::<NAChannelMap>();
384 if let Ok(val) = ret {
387 println!("invalid channel map");
390 println!("audio option for video stream");
394 let ret = parse_bitrate(oval[1]);
395 if let Ok(val) = ret {
396 ostr.enc_params.bitrate = val;
398 println!("invalid bitrate value");
402 let ret = oval[1].parse::<u8>();
403 if let Ok(val) = ret {
404 ostr.enc_params.quality = val;
406 println!("invalid quality value");
410 ostr.enc_opts.push(OptionArgs{ name: oval[0].to_string(), value: Some(oval[1].to_string()) });
414 println!("unrecognized option '{}'", opt);
419 fn parse_demuxer_options(&mut self, opts: &str, dmx_reg: &RegisteredDemuxers) -> bool {
420 for opt in opts.split(',') {
421 let oval: Vec<_> = opt.split('=').collect();
423 self.demux_opts.push(OptionArgs{ name: oval[0].to_string(), value: None });
424 } else if oval.len() == 2 {
425 if oval[0] == "format" {
426 if dmx_reg.find_demuxer(oval[1]).is_some() {
427 self.input_fmt = Some(oval[1].to_string());
429 println!("unknown demuxer format '{}'", oval[1]);
432 self.demux_opts.push(OptionArgs{ name: oval[0].to_string(), value: Some(oval[1].to_string()) });
435 println!("unrecognized option '{}'", opt);
440 fn parse_muxer_options(&mut self, opts: &str, mux_reg: &RegisteredMuxers) -> bool {
441 for opt in opts.split(',') {
442 let oval: Vec<_> = opt.split('=').collect();
444 self.mux_opts.push(OptionArgs{ name: oval[0].to_string(), value: None });
445 } else if oval.len() == 2 {
446 if oval[0] == "format" {
447 if mux_reg.find_muxer(oval[1]).is_some() {
448 self.output_fmt = Some(oval[1].to_string());
450 println!("unknown muxer format '{}'", oval[1]);
453 self.mux_opts.push(OptionArgs{ name: oval[0].to_string(), value: Some(oval[1].to_string()) });
456 println!("unrecognized option '{}'", opt);
461 fn parse_scale_options(&mut self, opts: &str) -> bool {
462 for opt in opts.split(',') {
463 let oval: Vec<_> = opt.split('=').collect();
465 self.scale_opts.push((oval[0].to_string(), "".to_string()));
466 } else if oval.len() == 2 {
467 self.scale_opts.push((oval[0].to_string(), oval[1].to_string()));
469 println!("unrecognized option '{}'", opt);
475 fn apply_decoder_options(&self, dec: &mut dyn NADecoder, str_id: u32) {
476 if let Some(str_idx) = self.istr_opts.iter().position(|str| str.id == str_id) {
477 let dec_opts = dec.get_supported_options();
478 if dec_opts.is_empty() { return; }
479 let name = format!("input stream {}", str_id);
480 parse_and_apply_options!(dec, &self.istr_opts[str_idx].dec_opts, name);
483 fn register_output_stream(&mut self, cname: &str, istr: NAStreamRef, out_sm: &mut StreamManager, enc_reg: &RegisteredEncoders) -> bool {
484 let out_id = out_sm.get_num_streams() as u32;
485 if let Some(str_idx) = self.istr_opts.iter().position(|str| str.id == (istr.get_num() as u32)) {
486 if self.istr_opts[str_idx].drop {
487 self.encoders.push(OutputMode::Drop);
492 if let Some(str_idx) = self.ostr_opts.iter().position(|str| str.id == out_id) {
493 let oopts = &mut self.ostr_opts[str_idx];
494 if oopts.enc_name.as_str() == "copy" && (cname == "any" || istr.get_info().get_name() == cname) {
495 out_sm.add_stream_ref(istr);
496 self.encoders.push(OutputMode::Copy(out_id));
497 } else if cname == "any" || oopts.enc_name.as_str() == cname {
498 let enc_create = enc_reg.find_encoder(oopts.enc_name.as_str());
499 if enc_create.is_none() {
500 println!("encoder '{}' not found", oopts.enc_name.as_str());
503 let mut encoder = (enc_create.unwrap())();
504 let forced_out = oopts.enc_params.format != NACodecTypeInfo::None;
505 if oopts.enc_params.format == NACodecTypeInfo::None {
506 oopts.enc_params.format = istr.get_info().get_properties();
508 if oopts.enc_params.tb_num == 0 {
509 oopts.enc_params.tb_num = istr.tb_num;
510 oopts.enc_params.tb_den = istr.tb_den;
512 let ret_eparams = encoder.negotiate_format(&oopts.enc_params);
513 if ret_eparams.is_err() {
514 println!("cannot negotiate encoding parameters");
517 let ret_eparams = ret_eparams.unwrap();
519 //todo check for params mismatch
520 let cvt = match (&oopts.enc_params.format, &ret_eparams.format) {
521 (NACodecTypeInfo::Video(svinfo), NACodecTypeInfo::Video(dvinfo)) => {
522 if svinfo == dvinfo && !forced_out {
525 let ofmt = ScaleInfo { fmt: dvinfo.format, width: dvinfo.width, height: dvinfo.height };
526 let ret = NAScale::new_with_options(ofmt, ofmt, &self.scale_opts);
528 println!("cannot create scaler");
531 let scaler = ret.unwrap();
532 let ret = alloc_video_buffer(*dvinfo, 4);
534 println!("cannot create scaler buffer");
537 let cvt_buf = ret.unwrap();
538 OutputConvert::Video(scaler, cvt_buf)
541 (NACodecTypeInfo::Audio(sainfo), NACodecTypeInfo::Audio(dainfo)) => {
542 if sainfo == dainfo {
545 let dchmap = match dainfo.channels {
546 1 => NAChannelMap::from_ms_mapping(0x4),
547 2 => NAChannelMap::from_ms_mapping(0x3),
549 println!("can't generate default channel map for {} channels", dainfo.channels);
553 let acvt = AudioConverter::new(sainfo, dainfo, dchmap);
555 OutputConvert::Audio(acvt)
558 _ => OutputConvert::None,
560 let ret = encoder.init(out_id, ret_eparams);
562 println!("error initialising encoder");
565 out_sm.add_stream_ref(ret.unwrap());
567 let name = format!("output stream {}", out_id);
568 parse_and_apply_options!(encoder, &oopts.enc_opts, name);
570 self.encoders.push(OutputMode::Encode(out_id, encoder, cvt));
572 println!("encoder {} is not supported by output (expected {})", istr.id, istr.get_info().get_name());
575 } else if cname == "any" || istr.get_info().get_name() == cname {
576 out_sm.add_stream_ref(istr);
577 self.encoders.push(OutputMode::Copy(out_id));
579 let mut oopts = OutputStreamOptions {id: out_id, enc_name: cname.to_owned(), enc_params: EncodeParameters::default(), enc_opts: Vec::new() };
581 let enc_create = enc_reg.find_encoder(cname);
582 if enc_create.is_none() {
583 println!("encoder '{}' not found", oopts.enc_name.as_str());
586 let mut encoder = (enc_create.unwrap())();
587 oopts.enc_params.format = istr.get_info().get_properties();
588 oopts.enc_params.tb_num = istr.tb_num;
589 oopts.enc_params.tb_den = istr.tb_den;
590 let ret_eparams = encoder.negotiate_format(&oopts.enc_params);
591 if ret_eparams.is_err() {
592 println!("cannot negotiate encoding parameters");
595 let ret_eparams = ret_eparams.unwrap();
597 //todo check for params mismatch
598 let cvt = match (&oopts.enc_params.format, &ret_eparams.format) {
599 (NACodecTypeInfo::Video(svinfo), NACodecTypeInfo::Video(dvinfo)) => {
600 if svinfo == dvinfo {
603 let ofmt = ScaleInfo { fmt: dvinfo.format, width: dvinfo.width, height: dvinfo.height };
604 let ret = NAScale::new_with_options(ofmt, ofmt, &self.scale_opts);
606 println!("cannot create scaler");
609 let scaler = ret.unwrap();
610 let ret = alloc_video_buffer(*dvinfo, 4);
612 println!("cannot create scaler buffer");
615 let cvt_buf = ret.unwrap();
616 OutputConvert::Video(scaler, cvt_buf)
619 (NACodecTypeInfo::Audio(sainfo), NACodecTypeInfo::Audio(dainfo)) => {
620 if sainfo == dainfo {
623 let dchmap = match dainfo.channels {
624 1 => NAChannelMap::from_ms_mapping(0x4),
625 2 => NAChannelMap::from_ms_mapping(0x3),
627 println!("can't generate default channel map for {} channels", dainfo.channels);
632 let acvt = AudioConverter::new(sainfo, dainfo, dchmap);
633 OutputConvert::Audio(acvt)
636 _ => OutputConvert::None,
638 let ret = encoder.init(out_id, ret_eparams);
640 println!("error initialising encoder");
643 out_sm.add_stream_ref(ret.unwrap());
644 self.encoders.push(OutputMode::Encode(out_id, encoder, cvt));
645 self.ostr_opts.push(oopts);
649 fn map_single(&mut self, cname: &str, ctype: StreamType, src_sm: &StreamManager, out_sm: &mut StreamManager, enc_reg: &RegisteredEncoders) -> bool {
650 let mut found_stream = false;
651 for istr in src_sm.iter() {
652 if istr.get_media_type() != ctype || found_stream {
653 self.encoders.push(OutputMode::Drop);
655 if !self.register_output_stream(cname, istr, out_sm, enc_reg) {
663 fn negotiate_stream_map(&mut self, src_sm: &StreamManager, mux_caps: MuxerCapabilities, out_sm: &mut StreamManager, enc_reg: &RegisteredEncoders) -> bool {
665 MuxerCapabilities::SingleVideo(cname) => {
666 if self.no_video { return false; }
667 self.map_single(cname, StreamType::Video, src_sm, out_sm, enc_reg)
669 MuxerCapabilities::SingleAudio(cname) => {
670 if self.no_audio { return false; }
671 self.map_single(cname, StreamType::Audio, src_sm, out_sm, enc_reg)
673 MuxerCapabilities::SingleVideoAndAudio(vname, aname) => {
674 let mut found_vid = false;
675 let mut found_aud = false;
676 for istr in src_sm.iter() {
677 if istr.get_media_type() == StreamType::Video && !found_vid && !self.no_video {
678 if !self.register_output_stream(vname, istr, out_sm, enc_reg) {
682 } else if istr.get_media_type() == StreamType::Audio && !found_aud && !self.no_audio {
683 if !self.register_output_stream(aname, istr, out_sm, enc_reg) {
688 self.encoders.push(OutputMode::Drop);
691 found_vid | found_aud
693 MuxerCapabilities::OnlyVideo => {
694 if self.no_video { return false; }
696 let mut found_vid = false;
697 for istr in src_sm.iter() {
698 if istr.get_media_type() == StreamType::Video && !found_vid {
699 if !self.register_output_stream("any", istr, out_sm, enc_reg) {
704 self.encoders.push(OutputMode::Drop);
709 MuxerCapabilities::OnlyAudio => {
710 if self.no_audio { return false; }
712 let mut found_aud = false;
713 for istr in src_sm.iter() {
714 if istr.get_media_type() == StreamType::Audio && !found_aud {
715 if !self.register_output_stream("any", istr, out_sm, enc_reg) {
720 self.encoders.push(OutputMode::Drop);
725 MuxerCapabilities::Universal => {
726 for istr in src_sm.iter() {
727 if (istr.get_media_type() == StreamType::Video && self.no_video) ||
728 (istr.get_media_type() == StreamType::Audio && self.no_audio) {
729 self.encoders.push(OutputMode::Drop);
732 if !self.register_output_stream("any", istr, out_sm, enc_reg) {
742 fn encode_frame(dst_id: u32, encoder: &mut Box<dyn NAEncoder>, cvt: &mut OutputConvert, frm: NAFrameRef, scale_opts: &[(String, String)]) -> bool {
743 let buf = frm.get_buffer();
744 let cbuf = if let NABufferType::None = buf {
745 if (encoder.get_capabilities() & ENC_CAPS_SKIPFRAME) == 0 {
746 println!("encoder does not support skip frames, skipping");
752 OutputConvert::None => buf,
753 OutputConvert::Video(ref mut scaler, ref mut dbuf) => {
754 let cur_ifmt = get_scale_fmt_from_pic(&buf);
755 let last_ifmt = scaler.get_in_fmt();
756 if cur_ifmt != last_ifmt {
757 let ofmt = scaler.get_out_fmt();
758 let ret = NAScale::new_with_options(cur_ifmt, ofmt, scale_opts);
760 println!("error re-initialising scaler for {} -> {}", cur_ifmt, ofmt);
763 *scaler = ret.unwrap();
765 let ret = scaler.convert(&buf, dbuf);
767 println!("error converting frame for encoding");
772 OutputConvert::Audio(ref mut acvt) => {
773 if !acvt.queue_frame(buf, frm.get_time_information()) {
774 println!("error converting audio for stream {}", dst_id);
781 let cfrm = NAFrame::new(frm.get_time_information(), frm.frame_type, frm.key, frm.get_info(), cbuf);
782 encoder.encode(&cfrm).unwrap();
786 macro_rules! next_arg {
787 ($args: expr, $arg_idx: expr) => {
788 if $arg_idx + 1 >= $args.len() {
789 println!("codec name is required");
795 #[allow(clippy::single_match)]
797 let args: Vec<_> = env::args().collect();
800 println!("usage: nihav-encoder [options] --input inputfile --output outputfile");
801 println!(" use nihav-encoder --help to list all available options");
804 if args.len() == 2 && (args[1] == "--help" || args[1] == "-h") {
805 println!("usage: nihav-encoder [options] --input inputfile --output outputfile");
806 println!(" query options:");
807 println!(" --list-{{decoders,encoders,demuxers,muxers}} - lists all available decoders/encoders/demuxers/muxers");
808 println!(" --query-{{decoder,encoder,demuxer,muxer}}-options name - lists all options recognized by that decoder/encoder/demuxer/muxer");
809 println!(" processing options:");
810 println!(" --verbose - show time for the currently processed input");
811 println!(" --input inputfile - set input file");
812 println!(" --input-format fmt - force input format");
813 println!(" --demuxer-options options - set input demuxer options");
814 println!(" --scale-options options - set scaler options");
815 println!(" --output outputfile - set output file");
816 println!(" --output-format fmt - force output format");
817 println!(" --muxer-options options - set output muxer options");
818 println!(" --no-audio - do not decode audio streams");
819 println!(" --no-video - do not decode video streams");
820 println!(" --start starttime - start decoding from given position");
821 println!(" --end endtime - end decoding at given position");
822 println!(" --istreamX options - set options for input stream X");
823 println!(" --ostreamX options - set options for output stream X");
825 println!(" (de)muxer and stream options are passed as comma-separated list e.g. --ostream0 width=320,height=240,flip");
829 let full_reg = FullRegister::new();
831 let mut transcoder = Transcoder::new();
834 let mut printed_info = false;
835 while arg_idx < args.len() {
836 match args[arg_idx].as_str() {
837 "--list-decoders" => {
838 if full_reg.dec_reg.iter().len() > 0 {
839 println!("Registered decoders:");
840 for dec in full_reg.dec_reg.iter() {
841 let cdesc = register::get_codec_description(dec.name);
842 let full_name = if let Some(cd) = cdesc { cd.get_full_name() } else { "???" };
843 println!(" {} ({})", dec.name, full_name);
846 println!("No registered decoders.");
850 "--list-encoders" => {
851 if full_reg.enc_reg.iter().len() > 0 {
852 println!("Registered encoders:");
853 for enc in full_reg.enc_reg.iter() {
854 let cdesc = register::get_codec_description(enc.name);
855 let full_name = if let Some(cd) = cdesc { cd.get_full_name() } else { "???" };
856 println!(" {} ({})", enc.name, full_name);
859 println!("No registered encoders.");
863 "--list-demuxers" => {
864 print!("Registered demuxers:");
865 for dmx in full_reg.dmx_reg.iter() {
866 print!(" {}", dmx.get_name());
872 print!("Registered muxers:");
873 for mux in full_reg.mux_reg.iter() {
874 print!(" {}", mux.get_name());
879 "--query-decoder-options" => {
880 next_arg!(args, arg_idx);
881 let cname = args[arg_idx].as_str();
882 if let Some(decfunc) = full_reg.dec_reg.find_decoder(cname) {
883 let dec = (decfunc)();
884 let opts = dec.get_supported_options();
885 print_options(cname, opts);
887 println!("codec {} is not found", cname);
891 "--query-demuxer-options" => {
892 next_arg!(args, arg_idx);
893 let dname = args[arg_idx].as_str();
894 let mut mr = MemoryReader::new_read(&[]);
895 let mut br = ByteReader::new(&mut mr);
896 if let Some(dmx_creator) = full_reg.dmx_reg.find_demuxer(dname) {
897 let dmx = dmx_creator.new_demuxer(&mut br);
898 let opts = dmx.get_supported_options();
899 print_options(dname, opts);
901 println!("demuxer {} is not found", dname);
905 "--query-encoder-options" => {
906 next_arg!(args, arg_idx);
907 let cname = args[arg_idx].as_str();
908 if let Some(encfunc) = full_reg.enc_reg.find_encoder(cname) {
909 let enc = (encfunc)();
910 let opts = enc.get_supported_options();
911 print_options(cname, opts);
913 println!("codec {} is not found", cname);
917 "--query-muxer-options" => {
918 next_arg!(args, arg_idx);
919 let name = args[arg_idx].as_str();
921 let mut mw = MemoryWriter::new_write(&mut data);
922 let mut bw = ByteWriter::new(&mut mw);
923 if let Some(mux_creator) = full_reg.mux_reg.find_muxer(name) {
924 let mux = mux_creator.new_muxer(&mut bw);
925 let opts = mux.get_supported_options();
926 print_options(name, opts);
928 println!("muxer {} is not found", name);
932 "--input" | "-i" => {
933 next_arg!(args, arg_idx);
934 transcoder.input_name = args[arg_idx].clone();
936 "--input-format" => {
937 next_arg!(args, arg_idx);
938 transcoder.input_fmt = Some(args[arg_idx].clone());
940 "--output" | "-o" => {
941 next_arg!(args, arg_idx);
942 transcoder.output_name = args[arg_idx].clone();
944 "--output-format" => {
945 next_arg!(args, arg_idx);
946 transcoder.output_fmt = Some(args[arg_idx].clone());
948 "--demuxer-options" => {
949 next_arg!(args, arg_idx);
950 if !transcoder.parse_demuxer_options(&args[arg_idx], &full_reg.dmx_reg) {
951 println!("invalid demuxer option syntax");
955 "--scale-options" => {
956 next_arg!(args, arg_idx);
957 if !transcoder.parse_scale_options(&args[arg_idx]) {
958 println!("invalid scale option syntax");
962 "--no-video" | "-vn" => {
963 transcoder.no_video = true;
965 "--no-audio" | "-an" => {
966 transcoder.no_audio = true;
969 next_arg!(args, arg_idx);
970 let ret = args[arg_idx].parse::<NATimePoint>();
971 if let Ok(val) = ret {
972 transcoder.start = val;
974 println!("invalid start time");
979 next_arg!(args, arg_idx);
980 let ret = args[arg_idx].parse::<NATimePoint>();
981 if let Ok(val) = ret {
982 transcoder.end = val;
984 println!("invalid end time");
988 "--muxer-options" => {
989 next_arg!(args, arg_idx);
990 if !transcoder.parse_muxer_options(&args[arg_idx], &full_reg.mux_reg) {
991 println!("invalid muxer option syntax");
995 "--verbose" | "-v" => transcoder.verbose = 1,
996 "-vv" => transcoder.verbose = 2,
997 "-v-" => transcoder.verbose = 0,
999 if args[arg_idx].starts_with("--istream") {
1000 let opt0 = &args[arg_idx];
1001 next_arg!(args, arg_idx);
1002 if !transcoder.parse_istream_options(opt0, &args[arg_idx]) {
1003 println!("invalid input stream option syntax");
1006 } else if args[arg_idx].starts_with("--ostream") {
1007 let opt0 = &args[arg_idx];
1008 next_arg!(args, arg_idx);
1009 if !transcoder.parse_ostream_options(opt0, &args[arg_idx], &full_reg.enc_reg) {
1010 println!("invalid output stream option syntax");
1013 } else if args[arg_idx].starts_with("--") {
1014 println!("unknown option");
1016 println!("unrecognized argument");
1027 if transcoder.input_name.is_empty() {
1028 println!("no input name provided");
1031 if transcoder.output_name.is_empty() {
1032 println!("no output name provided");
1036 let res = File::open(transcoder.input_name.as_str());
1038 println!("error opening input");
1041 let file = res.unwrap();
1042 let file = BufReader::new(file);
1043 let mut fr = FileReader::new_read(file);
1044 let mut br = ByteReader::new(&mut fr);
1045 let (is_raw, start, end) = if transcoder.input_fmt.is_none() {
1046 detect_tags(&mut br)
1051 let mut nfr: Box<dyn ByteIO>;
1052 if start != 0 || end.is_some() {
1053 let file = fr.finish();
1054 nfr = Box::new(BoundedFileReader::new_read(file, start, end).unwrap());
1058 let mut br = ByteReader::new(nfr.as_mut());
1060 let mut dmx = DemuxerObject::create(&mut br, &full_reg, transcoder.input_name.as_str(), &transcoder.input_fmt, is_raw);
1062 println!("cannot find demuxer for '{}'", transcoder.input_name.as_str());
1065 let duration = dmx.get_duration();
1066 let duration_string = if duration != 0 { format_time(duration) } else { String::new() };
1068 parse_and_apply_options!(dmx, &transcoder.demux_opts, "input");
1069 for i in 0..dmx.get_num_streams() {
1070 let s = dmx.get_stream(i).unwrap();
1071 let info = s.get_info();
1072 let decfunc = full_reg.dec_reg.find_decoder(info.get_name());
1073 println!("stream {} - {} {}", i, s, info.get_name());
1074 let str_id = s.get_num() as u32;
1075 if let Some(create_dec) = decfunc {
1076 let mut dec = (create_dec)();
1077 let mut dsupp = Box::new(NADecoderSupport::new());
1078 let ret = dec.init(&mut dsupp, info.clone());
1080 println!("Error initialising decoder '{}' for stream {}", info.get_name(), str_id);
1083 transcoder.apply_decoder_options(dec.as_mut(), str_id);
1084 let desc = register::get_codec_description(info.get_name());
1085 let has_b = if let Some(desc) = desc {
1088 println!("No codec description found, using B-frame reorderer.");
1091 let reord: Box<dyn FrameReorderer> = if has_b { Box::new(IPBReorderer::new()) } else { Box::new(NoReorderer::new()) };
1092 transcoder.decoders.push(Some((dsupp, dec, reord)));
1094 println!("No decoder for stream {} ({}) is found", str_id, info.get_name());
1095 transcoder.decoders.push(None);
1098 if transcoder.start != NATimePoint::None {
1099 let ret = dmx.seek(transcoder.start);
1101 println!(" failed to seek to {} error {:?}", transcoder.start, ret.err().unwrap());
1105 let output_fmt = if let Some(ref str) = transcoder.output_fmt {
1107 } else if let Some(str) = detect::detect_format_by_name(transcoder.output_name.as_str()) {
1110 println!("Cannot guess muxer for output");
1113 let ret = full_reg.mux_reg.find_muxer(output_fmt);
1114 let ofmt = output_fmt.to_string();
1117 println!("cannot find muxer '{}'", output_fmt);
1119 let mux_creator = ret.unwrap();
1121 let mux_caps = mux_creator.get_capabilities();
1122 let mut out_sm = StreamManager::new();
1123 if !transcoder.negotiate_stream_map(dmx.get_stream_manager(), mux_caps, &mut out_sm, &full_reg.enc_reg) {
1124 println!("cannot determine stream map");
1128 let ret = File::create(transcoder.output_name.as_str());
1130 println!("cannot open output file");
1133 let mut fw = FileWriter::new_write(ret.unwrap());
1134 let mut bw = ByteWriter::new(&mut fw);
1135 let ret = create_muxer(mux_creator, out_sm, &mut bw);
1136 if let Err(err) = ret {
1137 println!("cannot create muxer instance {:?}", err);
1140 let mut mux = ret.unwrap();
1141 parse_and_apply_options!(mux, &transcoder.mux_opts, "output");
1143 println!("Output {} muxer {}", transcoder.output_name, ofmt);
1144 for ostr in mux.get_streams() {
1145 println!(" #{}: {} {}", ostr.get_num(), ostr, ostr.get_info().get_name());
1148 let mut time = Instant::now();
1149 let show_interval = Duration::from_millis(100);
1150 let mut adata_size = 0;
1151 let mut vdata_size = 0;
1153 let pktres = dmx.get_frame();
1154 if let Err(DemuxerError::EOF) = pktres { break; }
1155 if pktres.is_err() {
1156 println!("demuxing error");
1159 let mut pkt = pktres.unwrap();
1160 if transcoder.start != NATimePoint::None && pkt.ts.less_than(transcoder.start) { continue; }
1161 let src_id = pkt.get_stream().get_num();
1162 if transcoder.verbose > 0 && time.elapsed() >= show_interval {
1163 if let Some(pts) = pkt.get_pts() {
1164 let cur_time = format_time(NATimeInfo::ts_to_time(pts, 1000, pkt.ts.tb_num, pkt.ts.tb_den));
1165 print!(" {}", cur_time);
1169 if !duration_string.is_empty() {
1170 print!(" / {}", duration_string);
1172 if transcoder.verbose > 1 {
1173 print!(" data sizes V: {} A: {}", vdata_size, adata_size);
1176 std::io::stdout().flush().unwrap();
1177 time = Instant::now();
1179 match transcoder.encoders[src_id] {
1180 OutputMode::Drop => {},
1181 OutputMode::Copy(dst_id) => {
1182 let dstr = mux.get_stream(dst_id as usize).unwrap();
1183 pkt.reassign(dstr, pkt.get_time_information());
1184 if transcoder.end != NATimePoint::None && !pkt.ts.less_than(transcoder.end) { break 'main_loop; }
1185 let pkt_size = pkt.get_buffer().len();
1186 match pkt.get_stream().get_media_type() {
1187 StreamType::Video => { vdata_size += pkt_size; },
1188 StreamType::Audio => { adata_size += pkt_size; },
1191 if mux.mux_frame(pkt).is_err() {
1192 println!("error muxing packet");
1196 OutputMode::Encode(dst_id, ref mut encoder, ref mut cvt) => {
1197 if let Some((ref mut dsupp, ref mut decoder, ref mut reorderer)) = transcoder.decoders[src_id] {
1198 let ret = decoder.decode(dsupp, &pkt);
1199 if let (true, Err(DecoderError::MissingReference)) = (transcoder.start != NATimePoint::None, &ret) {
1203 println!("error decoding stream {}", src_id);
1206 let frm = ret.unwrap();
1207 let tinfo = frm.get_info();
1208 reorderer.add_frame(frm);
1209 while let Some(frm) = reorderer.get_frame() {
1210 if !encode_frame(dst_id, encoder, cvt, frm, &transcoder.scale_opts) {
1213 while let Ok(Some(pkt)) = encoder.get_packet() {
1214 if transcoder.end != NATimePoint::None && !pkt.ts.less_than(transcoder.end) { break 'main_loop; }
1215 let pkt_size = pkt.get_buffer().len();
1216 match pkt.get_stream().get_media_type() {
1217 StreamType::Video => { vdata_size += pkt_size; },
1218 StreamType::Audio => { adata_size += pkt_size; },
1221 mux.mux_frame(pkt).unwrap();
1224 if let OutputConvert::Audio(ref mut acvt) = cvt {
1225 while let Some(ofrm) = acvt.get_frame(tinfo.clone()) {
1226 if encoder.encode(&ofrm).is_err() {
1229 while let Ok(Some(pkt)) = encoder.get_packet() {
1230 if transcoder.end != NATimePoint::None && !pkt.ts.less_than(transcoder.end) { break 'main_loop; }
1231 let pkt_size = pkt.get_buffer().len();
1232 adata_size += pkt_size;
1233 mux.mux_frame(pkt).unwrap();
1238 println!("no decoder for stream {}", src_id);
1244 'reord_flush_loop: for str in dmx.get_streams() {
1245 let src_id = str.get_num();
1246 if let OutputMode::Encode(dst_id, ref mut encoder, ref mut cvt) = transcoder.encoders[src_id] {
1247 if let Some((_, _, ref mut reorderer)) = transcoder.decoders[src_id] {
1248 while let Some(frm) = reorderer.get_last_frames() {
1249 if !encode_frame(dst_id, encoder, cvt, frm, &transcoder.scale_opts) {
1252 while let Ok(Some(pkt)) = encoder.get_packet() {
1253 if transcoder.end != NATimePoint::None && !pkt.ts.less_than(transcoder.end) { break 'reord_flush_loop; }
1254 mux.mux_frame(pkt).unwrap();
1260 'flush_loop: for enc in transcoder.encoders.iter_mut() {
1262 OutputMode::Encode(str_id, ref mut encoder, _) => {
1263 let ret = encoder.flush();
1265 println!("error flushing encoder for stream {}", str_id);
1268 while let Ok(Some(pkt)) = encoder.get_packet() {
1269 if mux.mux_frame(pkt).is_err() {
1270 println!("error muxing packet");
1279 if transcoder.verbose > 0 {
1283 let ret = mux.end();
1285 println!("error at finalising muxing");