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_core::soundcvt::*;
17 use nihav_registry::detect;
18 use nihav_registry::register;
20 use std::time::{Duration, Instant};
26 fn format_time(ms: u64) -> String {
28 let ds = (ms % 1000) / 100;
29 let (min, s) = (s / 60, s % 60);
30 let (h, min) = (min / 60, min % 60);
33 format!("{}.{}", s, ds)
35 format!("{}:{:02}.{}", min, s, ds)
38 format!("{}:{:02}:{:02}.{}", h, min, s, ds)
42 fn print_options(name: &str, options: &[NAOptionDefinition]) {
43 if options.is_empty() {
44 println!("No custom options.");
46 println!("Options for '{}'", name);
47 for opt in options.iter() {
53 fn parse_bitrate(strval: &str) -> Result<u32, ()> {
55 let mut has_suffix = false;
56 for ch in strval.chars() {
58 _ if has_suffix => return Err(()),
60 if val >= std::u32::MAX / 100 {
63 val = val * 10 + ch.to_digit(10).unwrap_or(0);
66 if val >= std::u32::MAX / 1000 {
73 if val >= std::u32::MAX / 1000000 {
87 value: Option<String>,
90 struct InputStreamOptions {
93 dec_opts: Vec<OptionArgs>,
96 struct OutputStreamOptions {
98 enc_params: EncodeParameters,
100 enc_opts: Vec<OptionArgs>,
104 Video(NAScale, NABufferType),
105 Audio(NAAudioInfo, NAChannelMap),
109 #[allow(clippy::large_enum_variant)]
113 Encode(u32, Box<dyn NAEncoder>, OutputConvert),
117 #[allow(clippy::type_complexity)]
120 input_fmt: Option<String>,
122 output_fmt: Option<String>,
123 demux_opts: Vec<OptionArgs>,
124 mux_opts: Vec<OptionArgs>,
125 istr_opts: Vec<InputStreamOptions>,
126 ostr_opts: Vec<OutputStreamOptions>,
127 scale_opts: Vec<(String, String)>,
128 decoders: Vec<Option<(Box<NADecoderSupport>, Box<dyn NADecoder>, Box<dyn FrameReorderer>)>>,
129 encoders: Vec<OutputMode>,
137 macro_rules! parse_and_apply_options {
138 ($obj: expr, $in_opts: expr, $name: expr) => {
139 let mut opts = Vec::with_capacity($in_opts.len());
140 let opt_def = $obj.get_supported_options();
141 for opt in $in_opts.iter() {
142 let mut found = false;
143 for opt_def in opt_def.iter() {
144 let mut matches = opt.name == opt_def.name;
145 if !matches && opt.name.starts_with("no") {
146 let (_, name) = opt.name.split_at(2);
147 matches = name == opt_def.name;
150 let arg = if let Some(ref str) = opt.value { Some(str) } else { None };
151 let ret = opt_def.parse(&opt.name, arg);
152 if let Ok((val, _)) = ret {
155 println!("invalid option {} for {}", opt.name, $name);
161 println!(" ignoring option '{}' for {}", opt.name, $name);
164 $obj.set_options(opts.as_slice());
169 fn new() -> Self { Self::default() }
170 fn parse_istream_options(&mut self, opt0: &str, opt1: &str) -> bool {
171 let (_, strno) = opt0.split_at(9);
172 let ret = strno.parse::<u32>();
173 if ret.is_err() { return false; }
174 let streamno = ret.unwrap();
176 let sidx = if let Some(idx) = self.istr_opts.iter().position(|str| str.id == streamno) {
179 self.istr_opts.push(InputStreamOptions {id: streamno, drop: false, dec_opts: Vec::new() });
180 self.istr_opts.len() - 1
182 let istr = &mut self.istr_opts[sidx];
184 for opt in opt1.split(',') {
185 let oval: Vec<_> = opt.split('=').collect();
188 "drop" => { istr.drop = true; },
190 istr.dec_opts.push(OptionArgs{ name: oval[0].to_string(), value: None });
193 } else if oval.len() == 2 {
194 istr.dec_opts.push(OptionArgs{ name: oval[0].to_string(), value: Some(oval[1].to_string()) });
196 println!("unrecognized option '{}'", opt);
201 fn parse_ostream_options(&mut self, opt0: &str, opt1: &str, enc_reg: &RegisteredEncoders) -> bool {
202 let (_, strno) = opt0.split_at(9);
203 let ret = strno.parse::<u32>();
204 if ret.is_err() { return false; }
205 let streamno = ret.unwrap();
207 let sidx = if let Some(idx) = self.ostr_opts.iter().position(|str| str.id == streamno) {
210 self.ostr_opts.push(OutputStreamOptions {id: streamno, enc_name: String::new(), enc_params: EncodeParameters::default(), enc_opts: Vec::new() });
211 self.ostr_opts.len() - 1
213 let ostr = &mut self.ostr_opts[sidx];
215 for opt in opt1.split(',') {
216 let oval: Vec<_> = opt.split('=').collect();
220 if ostr.enc_params.format == NACodecTypeInfo::None {
221 ostr.enc_params.format = NACodecTypeInfo::Video(NAVideoInfo::new(0, 0, false, YUV420_FORMAT));
223 if let NACodecTypeInfo::Video(ref mut vinfo) = ostr.enc_params.format {
224 vinfo.flipped = true;
226 println!("video option for audio stream");
230 if ostr.enc_params.format == NACodecTypeInfo::None {
231 ostr.enc_params.format = NACodecTypeInfo::Video(NAVideoInfo::new(0, 0, false, YUV420_FORMAT));
233 if let NACodecTypeInfo::Video(ref mut vinfo) = ostr.enc_params.format {
234 vinfo.flipped = false;
236 println!("video option for audio stream");
240 ostr.enc_opts.push(OptionArgs{ name: oval[0].to_string(), value: None });
243 } else if oval.len() == 2 {
244 //todo parse encoder options, store, init later
247 let mut parts = oval[1].split('/');
248 let num = parts.next().unwrap();
249 let den = parts.next();
250 if let Some(den) = den {
251 let rnum = num.parse::<u32>();
252 let rden = den.parse::<u32>();
253 if let (Ok(num), Ok(den)) = (rnum, rden) {
254 ostr.enc_params.tb_num = num;
255 ostr.enc_params.tb_den = den;
257 println!("invalid timebase value");
260 println!("invalid timebase format (should be num/den)");
264 if enc_reg.find_encoder(oval[1]).is_some() {
265 ostr.enc_name = oval[1].to_string();
267 println!("unknown encoder '{}'", oval[1]);
268 ostr.enc_name = oval[1].to_string();
272 if ostr.enc_params.format == NACodecTypeInfo::None {
273 ostr.enc_params.format = NACodecTypeInfo::Video(NAVideoInfo::new(0, 0, false, YUV420_FORMAT));
275 if let NACodecTypeInfo::Video(ref mut vinfo) = ostr.enc_params.format {
276 let ret = oval[1].parse::<usize>();
277 if let Ok(val) = ret {
280 println!("invalid width");
283 println!("video option for audio stream");
287 if ostr.enc_params.format == NACodecTypeInfo::None {
288 ostr.enc_params.format = NACodecTypeInfo::Video(NAVideoInfo::new(0, 0, false, YUV420_FORMAT));
290 if let NACodecTypeInfo::Video(ref mut vinfo) = ostr.enc_params.format {
291 let ret = oval[1].parse::<usize>();
292 if let Ok(val) = ret {
295 println!("invalid height");
298 println!("video option for audio stream");
302 if ostr.enc_params.format == NACodecTypeInfo::None {
303 ostr.enc_params.format = NACodecTypeInfo::Video(NAVideoInfo::new(0, 0, false, YUV420_FORMAT));
305 if let NACodecTypeInfo::Video(ref mut vinfo) = ostr.enc_params.format {
306 let ret = oval[1].parse::<NAPixelFormaton>();
307 if let Ok(val) = ret {
310 println!("invalid pixel format");
313 println!("video option for audio stream");
317 if ostr.enc_params.format == NACodecTypeInfo::None {
318 ostr.enc_params.format = NACodecTypeInfo::Audio(NAAudioInfo::new(0, 0, SND_S16_FORMAT, 0));
320 if let NACodecTypeInfo::Audio(ref mut ainfo) = ostr.enc_params.format {
321 let ret = oval[1].parse::<u32>();
322 if let Ok(val) = ret {
323 ainfo.sample_rate = val;
325 println!("invalid sampling rate");
328 println!("audio option for video stream");
332 if ostr.enc_params.format == NACodecTypeInfo::None {
333 ostr.enc_params.format = NACodecTypeInfo::Audio(NAAudioInfo::new(0, 0, SND_S16_FORMAT, 0));
335 if let NACodecTypeInfo::Audio(ref mut ainfo) = ostr.enc_params.format {
336 let ret = oval[1].parse::<u8>();
337 if let Ok(val) = ret {
338 ainfo.channels = val;
340 println!("invalid number of channels");
343 println!("audio option for video stream");
347 if ostr.enc_params.format == NACodecTypeInfo::None {
348 ostr.enc_params.format = NACodecTypeInfo::Audio(NAAudioInfo::new(0, 0, SND_S16_FORMAT, 0));
350 if let NACodecTypeInfo::Audio(ref mut ainfo) = ostr.enc_params.format {
351 let ret = oval[1].parse::<usize>();
352 if let Ok(val) = ret {
353 ainfo.block_len = val;
355 println!("invalid block_length");
358 println!("audio option for video stream");
362 if ostr.enc_params.format == NACodecTypeInfo::None {
363 ostr.enc_params.format = NACodecTypeInfo::Audio(NAAudioInfo::new(0, 0, SND_S16_FORMAT, 0));
365 if let NACodecTypeInfo::Audio(ref mut ainfo) = ostr.enc_params.format {
366 let ret = oval[1].parse::<NASoniton>();
367 if let Ok(val) = ret {
370 println!("invalid audio format");
373 println!("audio option for video stream");
376 // todo channel map negotiation
378 if ostr.enc_params.format == NACodecTypeInfo::None {
379 ostr.enc_params.format = NACodecTypeInfo::Audio(NAAudioInfo::new(0, 0, SND_S16_FORMAT, 0));
381 if let NACodecTypeInfo::Audio(ref mut ainfo) = ostr.enc_params.format {
382 let ret = oval[1].parse::<NAChannelMap>();
383 if let Ok(val) = ret {
386 println!("invalid channel map");
389 println!("audio option for video stream");
393 let ret = parse_bitrate(oval[1]);
394 if let Ok(val) = ret {
395 ostr.enc_params.bitrate = val;
397 println!("invalid bitrate value");
401 let ret = oval[1].parse::<u8>();
402 if let Ok(val) = ret {
403 ostr.enc_params.quality = val;
405 println!("invalid quality value");
409 ostr.enc_opts.push(OptionArgs{ name: oval[0].to_string(), value: Some(oval[1].to_string()) });
413 println!("unrecognized option '{}'", opt);
418 fn parse_demuxer_options(&mut self, opts: &str, dmx_reg: &RegisteredDemuxers) -> bool {
419 for opt in opts.split(',') {
420 let oval: Vec<_> = opt.split('=').collect();
422 self.demux_opts.push(OptionArgs{ name: oval[0].to_string(), value: None });
423 } else if oval.len() == 2 {
424 if oval[0] == "format" {
425 if dmx_reg.find_demuxer(oval[1]).is_some() {
426 self.input_fmt = Some(oval[1].to_string());
428 println!("unknown demuxer format '{}'", oval[1]);
431 self.demux_opts.push(OptionArgs{ name: oval[0].to_string(), value: Some(oval[1].to_string()) });
434 println!("unrecognized option '{}'", opt);
439 fn parse_muxer_options(&mut self, opts: &str, mux_reg: &RegisteredMuxers) -> bool {
440 for opt in opts.split(',') {
441 let oval: Vec<_> = opt.split('=').collect();
443 self.mux_opts.push(OptionArgs{ name: oval[0].to_string(), value: None });
444 } else if oval.len() == 2 {
445 if oval[0] == "format" {
446 if mux_reg.find_muxer(oval[1]).is_some() {
447 self.output_fmt = Some(oval[1].to_string());
449 println!("unknown muxer format '{}'", oval[1]);
452 self.mux_opts.push(OptionArgs{ name: oval[0].to_string(), value: Some(oval[1].to_string()) });
455 println!("unrecognized option '{}'", opt);
460 fn parse_scale_options(&mut self, opts: &str) -> bool {
461 for opt in opts.split(',') {
462 let oval: Vec<_> = opt.split('=').collect();
464 self.scale_opts.push((oval[0].to_string(), "".to_string()));
465 } else if oval.len() == 2 {
466 self.scale_opts.push((oval[0].to_string(), oval[1].to_string()));
468 println!("unrecognized option '{}'", opt);
474 fn apply_decoder_options(&self, dec: &mut dyn NADecoder, str_id: u32) {
475 if let Some(str_idx) = self.istr_opts.iter().position(|str| str.id == str_id) {
476 let dec_opts = dec.get_supported_options();
477 if dec_opts.is_empty() { return; }
478 let name = format!("input stream {}", str_id);
479 parse_and_apply_options!(dec, &self.istr_opts[str_idx].dec_opts, name);
482 fn register_output_stream(&mut self, cname: &str, istr: NAStreamRef, out_sm: &mut StreamManager, enc_reg: &RegisteredEncoders) -> bool {
483 let out_id = out_sm.get_num_streams() as u32;
484 if let Some(str_idx) = self.istr_opts.iter().position(|str| str.id == (istr.get_num() as u32)) {
485 if self.istr_opts[str_idx].drop {
486 self.encoders.push(OutputMode::Drop);
491 if let Some(str_idx) = self.ostr_opts.iter().position(|str| str.id == out_id) {
492 let oopts = &mut self.ostr_opts[str_idx];
493 if oopts.enc_name.as_str() == "copy" && (cname == "any" || istr.get_info().get_name() == cname) {
494 out_sm.add_stream_ref(istr);
495 self.encoders.push(OutputMode::Copy(out_id));
496 } else if cname == "any" || oopts.enc_name.as_str() == cname {
497 let enc_create = enc_reg.find_encoder(oopts.enc_name.as_str());
498 if enc_create.is_none() {
499 println!("encoder '{}' not found", oopts.enc_name.as_str());
502 let mut encoder = (enc_create.unwrap())();
503 let forced_out = oopts.enc_params.format != NACodecTypeInfo::None;
504 if oopts.enc_params.format == NACodecTypeInfo::None {
505 oopts.enc_params.format = istr.get_info().get_properties();
507 if oopts.enc_params.tb_num == 0 {
508 oopts.enc_params.tb_num = istr.tb_num;
509 oopts.enc_params.tb_den = istr.tb_den;
511 let ret_eparams = encoder.negotiate_format(&oopts.enc_params);
512 if ret_eparams.is_err() {
513 println!("cannot negotiate encoding parameters");
516 let ret_eparams = ret_eparams.unwrap();
518 //todo check for params mismatch
519 let cvt = match (&oopts.enc_params.format, &ret_eparams.format) {
520 (NACodecTypeInfo::Video(svinfo), NACodecTypeInfo::Video(dvinfo)) => {
521 if svinfo == dvinfo && !forced_out {
524 let ofmt = ScaleInfo { fmt: dvinfo.format, width: dvinfo.width, height: dvinfo.height };
525 let ret = NAScale::new_with_options(ofmt, ofmt, &self.scale_opts);
527 println!("cannot create scaler");
530 let scaler = ret.unwrap();
531 let ret = alloc_video_buffer(*dvinfo, 4);
533 println!("cannot create scaler buffer");
536 let cvt_buf = ret.unwrap();
537 OutputConvert::Video(scaler, cvt_buf)
540 (NACodecTypeInfo::Audio(sainfo), NACodecTypeInfo::Audio(dainfo)) => {
541 if sainfo == dainfo {
544 let dchmap = match dainfo.channels {
545 1 => NAChannelMap::from_ms_mapping(0x4),
546 2 => NAChannelMap::from_ms_mapping(0x3),
548 println!("can't generate default channel map for {} channels", dainfo.channels);
553 OutputConvert::Audio(*dainfo, dchmap)
556 _ => OutputConvert::None,
558 let ret = encoder.init(out_id, ret_eparams);
560 println!("error initialising encoder");
563 out_sm.add_stream_ref(ret.unwrap());
565 let name = format!("output stream {}", out_id);
566 parse_and_apply_options!(encoder, &oopts.enc_opts, name);
568 self.encoders.push(OutputMode::Encode(out_id, encoder, cvt));
570 println!("encoder {} is not supported by output (expected {})", istr.id, istr.get_info().get_name());
573 } else if cname == "any" || istr.get_info().get_name() == cname {
574 out_sm.add_stream_ref(istr);
575 self.encoders.push(OutputMode::Copy(out_id));
577 let mut oopts = OutputStreamOptions {id: out_id, enc_name: cname.to_owned(), enc_params: EncodeParameters::default(), enc_opts: Vec::new() };
579 let enc_create = enc_reg.find_encoder(cname);
580 if enc_create.is_none() {
581 println!("encoder '{}' not found", oopts.enc_name.as_str());
584 let mut encoder = (enc_create.unwrap())();
585 oopts.enc_params.format = istr.get_info().get_properties();
586 oopts.enc_params.tb_num = istr.tb_num;
587 oopts.enc_params.tb_den = istr.tb_den;
588 let ret_eparams = encoder.negotiate_format(&oopts.enc_params);
589 if ret_eparams.is_err() {
590 println!("cannot negotiate encoding parameters");
593 let ret_eparams = ret_eparams.unwrap();
595 //todo check for params mismatch
596 let cvt = match (&oopts.enc_params.format, &ret_eparams.format) {
597 (NACodecTypeInfo::Video(svinfo), NACodecTypeInfo::Video(dvinfo)) => {
598 if svinfo == dvinfo {
601 let ofmt = ScaleInfo { fmt: dvinfo.format, width: dvinfo.width, height: dvinfo.height };
602 let ret = NAScale::new_with_options(ofmt, ofmt, &self.scale_opts);
604 println!("cannot create scaler");
607 let scaler = ret.unwrap();
608 let ret = alloc_video_buffer(*dvinfo, 4);
610 println!("cannot create scaler buffer");
613 let cvt_buf = ret.unwrap();
614 OutputConvert::Video(scaler, cvt_buf)
617 (NACodecTypeInfo::Audio(sainfo), NACodecTypeInfo::Audio(dainfo)) => {
618 if sainfo == dainfo {
621 let dchmap = match dainfo.channels {
622 1 => NAChannelMap::from_ms_mapping(0x4),
623 2 => NAChannelMap::from_ms_mapping(0x3),
625 println!("can't generate default channel map for {} channels", dainfo.channels);
630 OutputConvert::Audio(*dainfo, dchmap)
633 _ => OutputConvert::None,
635 let ret = encoder.init(out_id, ret_eparams);
637 println!("error initialising encoder");
640 out_sm.add_stream_ref(ret.unwrap());
641 self.encoders.push(OutputMode::Encode(out_id, encoder, cvt));
642 self.ostr_opts.push(oopts);
646 fn map_single(&mut self, cname: &str, ctype: StreamType, src_sm: &StreamManager, out_sm: &mut StreamManager, enc_reg: &RegisteredEncoders) -> bool {
647 let mut found_stream = false;
648 for istr in src_sm.iter() {
649 if istr.get_media_type() != ctype || found_stream {
650 self.encoders.push(OutputMode::Drop);
652 if !self.register_output_stream(cname, istr, out_sm, enc_reg) {
660 fn negotiate_stream_map(&mut self, src_sm: &StreamManager, mux_caps: MuxerCapabilities, out_sm: &mut StreamManager, enc_reg: &RegisteredEncoders) -> bool {
662 MuxerCapabilities::SingleVideo(cname) => {
663 if self.no_video { return false; }
664 self.map_single(cname, StreamType::Video, src_sm, out_sm, enc_reg)
666 MuxerCapabilities::SingleAudio(cname) => {
667 if self.no_audio { return false; }
668 self.map_single(cname, StreamType::Audio, src_sm, out_sm, enc_reg)
670 MuxerCapabilities::SingleVideoAndAudio(vname, aname) => {
671 let mut found_vid = false;
672 let mut found_aud = false;
673 for istr in src_sm.iter() {
674 if istr.get_media_type() == StreamType::Video && !found_vid && !self.no_video {
675 if !self.register_output_stream(vname, istr, out_sm, enc_reg) {
679 } else if istr.get_media_type() == StreamType::Audio && !found_aud && !self.no_audio {
680 if !self.register_output_stream(aname, istr, out_sm, enc_reg) {
685 self.encoders.push(OutputMode::Drop);
688 found_vid | found_aud
690 MuxerCapabilities::OnlyVideo => {
691 if self.no_video { return false; }
693 let mut found_vid = false;
694 for istr in src_sm.iter() {
695 if istr.get_media_type() == StreamType::Video && !found_vid {
696 if !self.register_output_stream("any", istr, out_sm, enc_reg) {
701 self.encoders.push(OutputMode::Drop);
706 MuxerCapabilities::OnlyAudio => {
707 if self.no_audio { return false; }
709 let mut found_aud = false;
710 for istr in src_sm.iter() {
711 if istr.get_media_type() == StreamType::Audio && !found_aud {
712 if !self.register_output_stream("any", istr, out_sm, enc_reg) {
717 self.encoders.push(OutputMode::Drop);
722 MuxerCapabilities::Universal => {
723 for istr in src_sm.iter() {
724 if (istr.get_media_type() == StreamType::Video && self.no_video) ||
725 (istr.get_media_type() == StreamType::Audio && self.no_audio) {
726 self.encoders.push(OutputMode::Drop);
729 if !self.register_output_stream("any", istr, out_sm, enc_reg) {
739 fn encode_frame(dst_id: u32, encoder: &mut Box<dyn NAEncoder>, cvt: &mut OutputConvert, frm: NAFrameRef, scale_opts: &[(String, String)]) -> bool {
740 let buf = frm.get_buffer();
741 let cbuf = if let NABufferType::None = buf {
742 if (encoder.get_capabilities() & ENC_CAPS_SKIPFRAME) == 0 {
743 println!("encoder does not support skip frames, skipping");
749 OutputConvert::None => buf,
750 OutputConvert::Video(ref mut scaler, ref mut dbuf) => {
751 let cur_ifmt = get_scale_fmt_from_pic(&buf);
752 let last_ifmt = scaler.get_in_fmt();
753 if cur_ifmt != last_ifmt {
754 let ofmt = scaler.get_out_fmt();
755 let ret = NAScale::new_with_options(cur_ifmt, ofmt, scale_opts);
757 println!("error re-initialising scaler for {} -> {}", cur_ifmt, ofmt);
760 *scaler = ret.unwrap();
762 let ret = scaler.convert(&buf, dbuf);
764 println!("error converting frame for encoding");
769 OutputConvert::Audio(ref dinfo, ref dchmap) => {
770 let ret = convert_audio_frame(&buf, dinfo, dchmap);
772 println!("error converting audio for stream {}", dst_id);
779 let cfrm = NAFrame::new(frm.get_time_information(), frm.frame_type, frm.key, frm.get_info(), cbuf);
780 encoder.encode(&cfrm).unwrap();
784 macro_rules! next_arg {
785 ($args: expr, $arg_idx: expr) => {
786 if $arg_idx + 1 >= $args.len() {
787 println!("codec name is required");
793 #[allow(clippy::single_match)]
795 let args: Vec<_> = env::args().collect();
798 println!("usage: nihav-encoder [options] --input inputfile --output outputfile");
799 println!(" use nihav-encoder --help to list all available options");
802 if args.len() == 2 && (args[1] == "--help" || args[1] == "-h") {
803 println!("usage: nihav-encoder [options] --input inputfile --output outputfile");
804 println!(" query options:");
805 println!(" --list-{{decoders,encoders,demuxers,muxers}} - lists all available decoders/encoders/demuxers/muxers");
806 println!(" --query-{{decoder,encoder,demuxer,muxer}}-options name - lists all options recognized by that decoder/encoder/demuxer/muxer");
807 println!(" processing options:");
808 println!(" --verbose - show time for the currently processed input");
809 println!(" --input inputfile - set input file");
810 println!(" --input-format fmt - force input format");
811 println!(" --demuxer-options options - set input demuxer options");
812 println!(" --scale-options options - set scaler options");
813 println!(" --output outputfile - set output file");
814 println!(" --output-format fmt - force output format");
815 println!(" --muxer-options options - set output muxer options");
816 println!(" --no-audio - do not decode audio streams");
817 println!(" --no-video - do not decode video streams");
818 println!(" --start starttime - start decoding from given position");
819 println!(" --end endtime - end decoding at given position");
820 println!(" --istreamX options - set options for input stream X");
821 println!(" --ostreamX options - set options for output stream X");
823 println!(" (de)muxer and stream options are passed as comma-separated list e.g. --ostream0 width=320,height=240,flip");
827 let full_reg = FullRegister::new();
829 let mut transcoder = Transcoder::new();
832 let mut printed_info = false;
833 while arg_idx < args.len() {
834 match args[arg_idx].as_str() {
835 "--list-decoders" => {
836 if full_reg.dec_reg.iter().len() > 0 {
837 println!("Registered decoders:");
838 for dec in full_reg.dec_reg.iter() {
839 let cdesc = register::get_codec_description(dec.name);
840 let full_name = if let Some(cd) = cdesc { cd.get_full_name() } else { "???" };
841 println!(" {} ({})", dec.name, full_name);
844 println!("No registered decoders.");
848 "--list-encoders" => {
849 if full_reg.enc_reg.iter().len() > 0 {
850 println!("Registered encoders:");
851 for enc in full_reg.enc_reg.iter() {
852 let cdesc = register::get_codec_description(enc.name);
853 let full_name = if let Some(cd) = cdesc { cd.get_full_name() } else { "???" };
854 println!(" {} ({})", enc.name, full_name);
857 println!("No registered encoders.");
861 "--list-demuxers" => {
862 print!("Registered demuxers:");
863 for dmx in full_reg.dmx_reg.iter() {
864 print!(" {}", dmx.get_name());
870 print!("Registered muxers:");
871 for mux in full_reg.mux_reg.iter() {
872 print!(" {}", mux.get_name());
877 "--query-decoder-options" => {
878 next_arg!(args, arg_idx);
879 let cname = args[arg_idx].as_str();
880 if let Some(decfunc) = full_reg.dec_reg.find_decoder(cname) {
881 let dec = (decfunc)();
882 let opts = dec.get_supported_options();
883 print_options(cname, opts);
885 println!("codec {} is not found", cname);
889 "--query-demuxer-options" => {
890 next_arg!(args, arg_idx);
891 let dname = args[arg_idx].as_str();
892 let mut mr = MemoryReader::new_read(&[]);
893 let mut br = ByteReader::new(&mut mr);
894 if let Some(dmx_creator) = full_reg.dmx_reg.find_demuxer(dname) {
895 let dmx = dmx_creator.new_demuxer(&mut br);
896 let opts = dmx.get_supported_options();
897 print_options(dname, opts);
899 println!("demuxer {} is not found", dname);
903 "--query-encoder-options" => {
904 next_arg!(args, arg_idx);
905 let cname = args[arg_idx].as_str();
906 if let Some(encfunc) = full_reg.enc_reg.find_encoder(cname) {
907 let enc = (encfunc)();
908 let opts = enc.get_supported_options();
909 print_options(cname, opts);
911 println!("codec {} is not found", cname);
915 "--query-muxer-options" => {
916 next_arg!(args, arg_idx);
917 let name = args[arg_idx].as_str();
919 let mut mw = MemoryWriter::new_write(&mut data);
920 let mut bw = ByteWriter::new(&mut mw);
921 if let Some(mux_creator) = full_reg.mux_reg.find_muxer(name) {
922 let mux = mux_creator.new_muxer(&mut bw);
923 let opts = mux.get_supported_options();
924 print_options(name, opts);
926 println!("muxer {} is not found", name);
930 "--input" | "-i" => {
931 next_arg!(args, arg_idx);
932 transcoder.input_name = args[arg_idx].clone();
934 "--input-format" => {
935 next_arg!(args, arg_idx);
936 transcoder.input_fmt = Some(args[arg_idx].clone());
938 "--output" | "-o" => {
939 next_arg!(args, arg_idx);
940 transcoder.output_name = args[arg_idx].clone();
942 "--output-format" => {
943 next_arg!(args, arg_idx);
944 transcoder.output_fmt = Some(args[arg_idx].clone());
946 "--demuxer-options" => {
947 next_arg!(args, arg_idx);
948 if !transcoder.parse_demuxer_options(&args[arg_idx], &full_reg.dmx_reg) {
949 println!("invalid demuxer option syntax");
953 "--scale-options" => {
954 next_arg!(args, arg_idx);
955 if !transcoder.parse_scale_options(&args[arg_idx]) {
956 println!("invalid scale option syntax");
960 "--no-video" | "-vn" => {
961 transcoder.no_video = true;
963 "--no-audio" | "-an" => {
964 transcoder.no_audio = true;
967 next_arg!(args, arg_idx);
968 let ret = args[arg_idx].parse::<NATimePoint>();
969 if let Ok(val) = ret {
970 transcoder.start = val;
972 println!("invalid start time");
977 next_arg!(args, arg_idx);
978 let ret = args[arg_idx].parse::<NATimePoint>();
979 if let Ok(val) = ret {
980 transcoder.end = val;
982 println!("invalid end time");
986 "--muxer-options" => {
987 next_arg!(args, arg_idx);
988 if !transcoder.parse_muxer_options(&args[arg_idx], &full_reg.mux_reg) {
989 println!("invalid muxer option syntax");
993 "--verbose" | "-v" => transcoder.verbose = 1,
994 "-vv" => transcoder.verbose = 2,
995 "-v-" => transcoder.verbose = 0,
997 if args[arg_idx].starts_with("--istream") {
998 let opt0 = &args[arg_idx];
999 next_arg!(args, arg_idx);
1000 if !transcoder.parse_istream_options(opt0, &args[arg_idx]) {
1001 println!("invalid input stream option syntax");
1004 } else if args[arg_idx].starts_with("--ostream") {
1005 let opt0 = &args[arg_idx];
1006 next_arg!(args, arg_idx);
1007 if !transcoder.parse_ostream_options(opt0, &args[arg_idx], &full_reg.enc_reg) {
1008 println!("invalid output stream option syntax");
1011 } else if args[arg_idx].starts_with("--") {
1012 println!("unknown option");
1014 println!("unrecognized argument");
1025 if transcoder.input_name.is_empty() {
1026 println!("no input name provided");
1029 if transcoder.output_name.is_empty() {
1030 println!("no output name provided");
1034 let res = File::open(transcoder.input_name.as_str());
1036 println!("error opening input");
1039 let file = res.unwrap();
1040 let file = BufReader::new(file);
1041 let mut fr = FileReader::new_read(file);
1042 let mut br = ByteReader::new(&mut fr);
1043 let (is_raw, start, end) = if transcoder.input_fmt.is_none() {
1044 detect_tags(&mut br)
1049 let mut nfr: Box<dyn ByteIO>;
1050 if start != 0 || end.is_some() {
1051 let file = fr.finish();
1052 nfr = Box::new(BoundedFileReader::new_read(file, start, end).unwrap());
1056 let mut br = ByteReader::new(nfr.as_mut());
1058 let mut dmx = DemuxerObject::create(&mut br, &full_reg, transcoder.input_name.as_str(), &transcoder.input_fmt, is_raw);
1060 println!("cannot find demuxer for '{}'", transcoder.input_name.as_str());
1063 let duration = dmx.get_duration();
1064 let duration_string = if duration != 0 { format_time(duration) } else { String::new() };
1066 parse_and_apply_options!(dmx, &transcoder.demux_opts, "input");
1067 for i in 0..dmx.get_num_streams() {
1068 let s = dmx.get_stream(i).unwrap();
1069 let info = s.get_info();
1070 let decfunc = full_reg.dec_reg.find_decoder(info.get_name());
1071 println!("stream {} - {} {}", i, s, info.get_name());
1072 let str_id = s.get_num() as u32;
1073 if let Some(create_dec) = decfunc {
1074 let mut dec = (create_dec)();
1075 let mut dsupp = Box::new(NADecoderSupport::new());
1076 let ret = dec.init(&mut dsupp, info.clone());
1078 println!("Error initialising decoder '{}' for stream {}", info.get_name(), str_id);
1081 transcoder.apply_decoder_options(dec.as_mut(), str_id);
1082 let desc = register::get_codec_description(info.get_name());
1083 let has_b = if let Some(desc) = desc {
1086 println!("No codec description found, using B-frame reorderer.");
1089 let reord: Box<dyn FrameReorderer> = if has_b { Box::new(IPBReorderer::new()) } else { Box::new(NoReorderer::new()) };
1090 transcoder.decoders.push(Some((dsupp, dec, reord)));
1092 println!("No decoder for stream {} ({}) is found", str_id, info.get_name());
1093 transcoder.decoders.push(None);
1096 if transcoder.start != NATimePoint::None {
1097 let ret = dmx.seek(transcoder.start);
1099 println!(" failed to seek to {} error {:?}", transcoder.start, ret.err().unwrap());
1103 let output_fmt = if let Some(ref str) = transcoder.output_fmt {
1105 } else if let Some(str) = detect::detect_format_by_name(transcoder.output_name.as_str()) {
1108 println!("Cannot guess muxer for output");
1111 let ret = full_reg.mux_reg.find_muxer(output_fmt);
1112 let ofmt = output_fmt.to_string();
1115 println!("cannot find muxer '{}'", output_fmt);
1117 let mux_creator = ret.unwrap();
1119 let mux_caps = mux_creator.get_capabilities();
1120 let mut out_sm = StreamManager::new();
1121 if !transcoder.negotiate_stream_map(dmx.get_stream_manager(), mux_caps, &mut out_sm, &full_reg.enc_reg) {
1122 println!("cannot determine stream map");
1126 let ret = File::create(transcoder.output_name.as_str());
1128 println!("cannot open output file");
1131 let mut fw = FileWriter::new_write(ret.unwrap());
1132 let mut bw = ByteWriter::new(&mut fw);
1133 let ret = create_muxer(mux_creator, out_sm, &mut bw);
1134 if let Err(err) = ret {
1135 println!("cannot create muxer instance {:?}", err);
1138 let mut mux = ret.unwrap();
1139 parse_and_apply_options!(mux, &transcoder.mux_opts, "output");
1141 println!("Output {} muxer {}", transcoder.output_name, ofmt);
1142 for ostr in mux.get_streams() {
1143 println!(" #{}: {} {}", ostr.get_num(), ostr, ostr.get_info().get_name());
1146 let mut time = Instant::now();
1147 let show_interval = Duration::from_millis(100);
1148 let mut adata_size = 0;
1149 let mut vdata_size = 0;
1151 let pktres = dmx.get_frame();
1152 if let Err(DemuxerError::EOF) = pktres { break; }
1153 if pktres.is_err() {
1154 println!("demuxing error");
1157 let mut pkt = pktres.unwrap();
1158 if transcoder.start != NATimePoint::None && pkt.ts.less_than(transcoder.start) { continue; }
1159 let src_id = pkt.get_stream().get_num();
1160 if transcoder.verbose > 0 && time.elapsed() >= show_interval {
1161 if let Some(pts) = pkt.get_pts() {
1162 let cur_time = format_time(NATimeInfo::ts_to_time(pts, 1000, pkt.ts.tb_num, pkt.ts.tb_den));
1163 print!(" {}", cur_time);
1167 if !duration_string.is_empty() {
1168 print!(" / {}", duration_string);
1170 if transcoder.verbose > 1 {
1171 print!(" data sizes V: {} A: {}", vdata_size, adata_size);
1174 std::io::stdout().flush().unwrap();
1175 time = Instant::now();
1177 match transcoder.encoders[src_id] {
1178 OutputMode::Drop => {},
1179 OutputMode::Copy(dst_id) => {
1180 let dstr = mux.get_stream(dst_id as usize).unwrap();
1181 pkt.reassign(dstr, pkt.get_time_information());
1182 if transcoder.end != NATimePoint::None && !pkt.ts.less_than(transcoder.end) { break 'main_loop; }
1183 let pkt_size = pkt.get_buffer().len();
1184 match pkt.get_stream().get_media_type() {
1185 StreamType::Video => { vdata_size += pkt_size; },
1186 StreamType::Audio => { adata_size += pkt_size; },
1189 if mux.mux_frame(pkt).is_err() {
1190 println!("error muxing packet");
1194 OutputMode::Encode(dst_id, ref mut encoder, ref mut cvt) => {
1195 if let Some((ref mut dsupp, ref mut decoder, ref mut reorderer)) = transcoder.decoders[src_id] {
1196 let ret = decoder.decode(dsupp, &pkt);
1197 if let (true, Err(DecoderError::MissingReference)) = (transcoder.start != NATimePoint::None, &ret) {
1201 println!("error decoding stream {}", src_id);
1204 let frm = ret.unwrap();
1205 reorderer.add_frame(frm);
1206 while let Some(frm) = reorderer.get_frame() {
1207 if !encode_frame(dst_id, encoder, cvt, frm, &transcoder.scale_opts) {
1210 while let Ok(Some(pkt)) = encoder.get_packet() {
1211 if transcoder.end != NATimePoint::None && !pkt.ts.less_than(transcoder.end) { break 'main_loop; }
1212 let pkt_size = pkt.get_buffer().len();
1213 match pkt.get_stream().get_media_type() {
1214 StreamType::Video => { vdata_size += pkt_size; },
1215 StreamType::Audio => { adata_size += pkt_size; },
1218 mux.mux_frame(pkt).unwrap();
1222 println!("no decoder for stream {}", src_id);
1228 'reord_flush_loop: for str in dmx.get_streams() {
1229 let src_id = str.get_num();
1230 if let OutputMode::Encode(dst_id, ref mut encoder, ref mut cvt) = transcoder.encoders[src_id] {
1231 if let Some((_, _, ref mut reorderer)) = transcoder.decoders[src_id] {
1232 while let Some(frm) = reorderer.get_last_frames() {
1233 if !encode_frame(dst_id, encoder, cvt, frm, &transcoder.scale_opts) {
1236 while let Ok(Some(pkt)) = encoder.get_packet() {
1237 if transcoder.end != NATimePoint::None && !pkt.ts.less_than(transcoder.end) { break 'reord_flush_loop; }
1238 mux.mux_frame(pkt).unwrap();
1244 'flush_loop: for enc in transcoder.encoders.iter_mut() {
1246 OutputMode::Encode(str_id, ref mut encoder, _) => {
1247 let ret = encoder.flush();
1249 println!("error flushing encoder for stream {}", str_id);
1252 while let Ok(Some(pkt)) = encoder.get_packet() {
1253 if mux.mux_frame(pkt).is_err() {
1254 println!("error muxing packet");
1263 if transcoder.verbose > 0 {
1267 let ret = mux.end();
1269 println!("error at finalising muxing");