2 extern crate nihav_core;
3 extern crate nihav_registry;
4 extern crate nihav_allstuff;
10 use std::time::{Duration, Instant};
12 use std::sync::atomic::{AtomicU8, Ordering};
14 use sdl2::event::{Event, WindowEvent};
15 use sdl2::keyboard::{Keycode, Mod};
16 use sdl2::mouse::{MouseButton, MouseWheelDirection};
17 use sdl2::render::{Canvas, Texture, TextureCreator};
18 use sdl2::pixels::PixelFormatEnum;
19 use sdl2::video::{Window, WindowContext};
21 use nihav_registry::detect;
22 use nihav_core::frame::*;
23 use nihav_core::io::byteio::{FileReader, ByteReader};
24 use nihav_core::reorder::*;
25 use nihav_core::codecs::*;
26 use nihav_core::demuxers::*;
27 use nihav_registry::register::*;
28 use nihav_allstuff::*;
38 #[derive(Clone,Copy,Debug,PartialEq,Default)]
49 impl From<u8> for DecodingState {
50 fn from(val: u8) -> Self {
52 0 => DecodingState::Normal,
53 1 => DecodingState::Waiting,
54 2 => DecodingState::Flush,
55 3 => DecodingState::Prefetch,
56 4 => DecodingState::End,
57 _ => DecodingState::Error,
67 const fn new() -> Self {
69 state: AtomicU8::new(DecodingState::Normal as u8)
72 fn set_state(&self, state: DecodingState) {
73 self.state.store(state as u8, Ordering::Release);
75 fn get_state(&self) -> DecodingState {
76 self.state.load(Ordering::Acquire).into()
78 fn is_flushing(&self) -> bool {
79 matches!(self.get_state(), DecodingState::Flush | DecodingState::Error)
83 #[cfg(feature="debug")]
84 macro_rules! debug_log {
85 ($log: expr; $blk: block) => {
86 $log.logfile.write($blk.as_bytes()).unwrap();
87 $log.logfile.write(b"\n").unwrap();
90 #[cfg(not(feature="debug"))]
91 macro_rules! debug_log {
92 ($log: expr; $blk: block) => {};
95 pub enum PktSendEvent {
104 pub enum DecoderType {
105 Audio(Box<dyn NADecoder + Send>),
106 Video(Box<dyn NADecoder + Send>, Box<dyn FrameReorderer + Send>),
107 VideoMT(Box<dyn NADecoderMT + Send>, MTFrameReorderer),
110 pub struct DecoderStuff {
111 pub dsupp: Box<NADecoderSupport>,
112 pub dec: DecoderType,
115 fn format_time(ms: u64) -> String {
117 let ds = (ms % 1000) / 100;
118 let (min, s) = (s / 60, s % 60);
119 let (h, min) = (min / 60, min % 60);
122 format!("{}.{}", s, ds)
124 format!("{}:{:02}.{}", min, s, ds)
127 format!("{}:{:02}:{:02}.{}", h, min, s, ds)
131 const FRAME_QUEUE_LEN: usize = 25;
132 const MAX_VOLUME: usize = 200;
134 pub type FrameRecord = (NABufferType, u64);
136 pub struct TimeKeep {
144 ref_time: Instant::now(),
148 pub fn get_cur_time(&self) -> u64 {
149 let add = self.ref_time.elapsed().as_millis() as u64;
152 fn reset_ts(&mut self) {
155 fn reset_all(&mut self, ts: u64) {
156 self.ref_time = Instant::now();
159 fn set_ts(&mut self) {
160 self.ref_ts = self.get_cur_time();
162 fn set_time(&mut self) {
163 self.ref_time = Instant::now();
167 pub struct DispFrame<'a> {
171 pub rgb_tex: Texture<'a>,
172 pub yuv_tex: Texture<'a>,
175 pub struct DispQueue<'a> {
176 pub pool: Vec<DispFrame<'a>>,
186 impl<'a> DispQueue<'a> {
187 fn new(texture_creator: &'a TextureCreator<WindowContext>, width: usize, height: usize, len: usize) -> Self {
188 let mut pool = Vec::with_capacity(len);
189 for _ in 0..len + 1 {
190 let rgb_tex = texture_creator.create_texture_streaming(PixelFormatEnum::RGB24, width as u32, height as u32).expect("failed to create RGB texture");
191 let yuv_tex = texture_creator.create_texture_streaming(PixelFormatEnum::IYUV, ((width + 1) & !1) as u32, ((height + 1) & !1) as u32).expect("failed to create YUV texture");
192 pool.push(DispFrame{ ts: 0, is_yuv: false, valid: false, rgb_tex, yuv_tex });
194 pool[len].is_yuv = false;
195 pool[len].rgb_tex.with_lock(None, |buffer: &mut [u8], _pitch: usize| {
196 for el in buffer.iter_mut() { *el = 0; }
197 }).expect("RGB texture could not be locked");
199 Self { pool, first_ts: 0, last_ts: 0, start: 0, end: 0, len, width, height }
202 fn flush(&mut self) {
207 for frm in self.pool.iter_mut() {
212 fn get_last_texture(&mut self, osd: &OSD) -> &Texture<'a> {
213 if self.pool[self.len].is_yuv {
215 self.pool[self.len].yuv_tex.with_lock(None, |buffer: &mut [u8], pitch: usize| {
216 osd.draw_yuv(buffer, pitch);
217 }).expect("YUV texture locking failure");
219 &self.pool[self.len].yuv_tex
222 self.pool[self.len].rgb_tex.with_lock(None, |buffer: &mut [u8], pitch: usize| {
223 osd.draw_rgb(buffer, pitch);
224 }).expect("RGB texture locking failure");
226 &self.pool[self.len].rgb_tex
229 pub fn is_empty(&self) -> bool { self.start == self.end }
230 pub fn is_full(&self) -> bool { self.len == 0 || self.start == (self.end + 1) % self.len }
231 pub fn move_end(&mut self) {
233 if self.end >= self.len {
234 self.end -= self.len;
237 pub fn move_start(&mut self) {
238 self.pool.swap(self.start, self.len);
240 if self.start >= self.len {
241 self.start -= self.len;
243 if !self.is_empty() {
244 self.first_ts = self.pool[self.start].ts;
249 fn try_display(disp_queue: &mut DispQueue, canvas: &mut Canvas<Window>, osd: &mut OSD, ctime: &TimeKeep) -> Option<u64> {
250 while !disp_queue.is_empty() {
251 let disp_time = disp_queue.first_ts;
252 let ctime = ctime.get_cur_time();
253 if disp_time > ctime + 10 {
254 return Some(disp_time - ctime);
255 } else if disp_time + 10 < ctime {
256 disp_queue.move_start();
261 let frm = &mut disp_queue.pool[disp_queue.start];
262 let texture = if frm.is_yuv {
264 frm.yuv_tex.with_lock(None, |buffer: &mut [u8], pitch: usize| {
265 osd.draw_yuv(buffer, pitch);
266 }).expect("YUV texture locking failure");
271 frm.rgb_tex.with_lock(None, |buffer: &mut [u8], pitch: usize| {
272 osd.draw_rgb(buffer, pitch);
273 }).expect("RGB texture locking failure");
278 canvas.copy(texture, None, None).expect("canvas blit failure");
281 disp_queue.move_start();
282 if !disp_queue.is_empty() {
283 return Some((disp_queue.first_ts - ctime).saturating_sub(2));
293 sdl_context: sdl2::Sdl,
294 vsystem: sdl2::VideoSubsystem,
295 asystem: sdl2::AudioSubsystem,
297 acontrol: AudioControl,
298 vcontrol: VideoControl,
320 #[cfg(feature="debug")]
326 let sdl_context = sdl2::init().expect("SDL2 init failure");
327 let vsystem = sdl_context.video().expect("video subsystem init failure");
328 let asystem = sdl_context.audio().expect("audio subsystem init failure");
329 vsystem.disable_screen_saver();
330 let acontrol = AudioControl::new(None, None, false, &asystem);
331 let vcontrol = VideoControl::new(None, 0, 0, 0, 0);
333 sdl_context, asystem, vsystem,
352 tkeep: TimeKeep::new(),
357 #[cfg(feature="debug")]
358 logfile: File::create("debug.log").expect("'debug.log' should be available for writing"),
361 fn seek(&mut self, off: u64, fwd: bool, dmx: &mut Demuxer, disp_queue: &mut DispQueue) -> Result<(), ()> {
362 let cur_time = self.tkeep.get_cur_time();
363 let seektime = if fwd { cur_time + off * 1000 } else {
364 cur_time.saturating_sub(off * 1000) };
365 debug_log!(self; {format!(" seek to {}", seektime)});
367 let ret = dmx.seek(NATimePoint::Milliseconds(seektime));
369 println!(" seek error");
370 return Ok(()); //TODO: not ignore some of seek errors?
373 self.acontrol.flush();
374 self.vcontrol.flush();
377 self.tkeep.reset_ts();
378 self.prefill(dmx, disp_queue)?;
379 if !disp_queue.is_empty() {
380 self.tkeep.reset_all(disp_queue.first_ts);
382 let mut iterations = 0;
383 let mut time = self.acontrol.get_time();
384 while time.is_none() {
386 std::thread::yield_now();
387 if iterations > 1000000 { println!(" still no time set?!"); break; }
388 time = self.acontrol.get_time();
390 if let Some(time) = time {
391 self.tkeep.reset_all(time);
395 self.acontrol.resume();
399 fn prefill(&mut self, dmx: &mut Demuxer, disp_queue: &mut DispQueue) -> Result<(), ()> {
400 debug_log!(self; {" prefilling"});
401 while self.vcontrol.get_queue_size() < FRAME_QUEUE_LEN {
402 let mut try_send = self.acontrol.get_queue_size() < FRAME_QUEUE_LEN && (!self.has_video || (!self.vcontrol.is_filled(FRAME_QUEUE_LEN) && !disp_queue.is_full()));
404 if !self.vcontrol.try_send_queued() && self.vcontrol.get_queue_size() > FRAME_QUEUE_LEN / 2 {
407 if !self.acontrol.try_send_queued() && self.acontrol.get_queue_size() > FRAME_QUEUE_LEN / 2 {
411 match dmx.get_frame() {
412 Err(DemuxerError::EOF) => break,
415 let streamno = pkt.get_stream().get_id();
416 if self.has_video && streamno == self.video_str {
417 self.vcontrol.try_send_video(PktSendEvent::Packet(pkt));
418 } else if self.has_audio && streamno == self.audio_str {
419 self.acontrol.try_send_audio(PktSendEvent::Packet(pkt));
424 self.vcontrol.fill(disp_queue);
431 while self.vcontrol.get_queue_size() > 0 && !disp_queue.is_full() {
432 self.vcontrol.try_send_queued();
433 self.vcontrol.fill(disp_queue);
434 std::thread::sleep(Duration::from_millis(10));
436 self.vcontrol.wait_for_frames()?;
437 self.vcontrol.fill(disp_queue);
439 debug_log!(self; {format!(" prefilling done, frames {}-{} audio {}", disp_queue.start, disp_queue.end, self.acontrol.get_fill())});
442 fn toggle_pause(&mut self) {
443 self.paused = !self.paused;
445 self.vsystem.enable_screen_saver();
448 self.vsystem.disable_screen_saver();
449 self.tkeep.set_time();
452 self.acontrol.pause();
454 self.acontrol.resume();
457 fn handle_events(&mut self, event_pump: &mut sdl2::EventPump, canvas: &mut Canvas<Window>, dmx: &mut Demuxer, disp_queue: &mut DispQueue) -> Result<bool, ()> {
458 for event in event_pump.poll_iter() {
459 if let Event::Quit {..} = event {
464 if let Event::Window {win_event: WindowEvent::Exposed, ..} = event {
466 canvas.copy(disp_queue.get_last_texture(&self.osd), None, None).expect("blitting failure");
469 if let Event::MouseButtonDown {mouse_btn, ..} = event {
471 MouseButton::Right => self.toggle_pause(),
472 MouseButton::Middle => self.osd.toggle(),
476 if let Event::MouseWheel {direction: MouseWheelDirection::Normal, x: 0, y, ..} = event {
477 self.seek(10, y > 0, dmx, disp_queue)?;
479 if let Event::KeyDown {keycode: Some(keycode), keymod, ..} = event {
486 Keycode::Q if keymod.contains(Mod::RSHIFTMOD) || keymod.contains(Mod::LSHIFTMOD) => {
491 Keycode::Return | Keycode::KpEnter => return Ok(true),
492 Keycode::Right => { self.seek(10, true, dmx, disp_queue)?; },
493 Keycode::Left => { self.seek(10, false, dmx, disp_queue)?; },
494 Keycode::Up => { self.seek(60, true, dmx, disp_queue)?; },
495 Keycode::Down => { self.seek(60, false, dmx, disp_queue)?; },
496 Keycode::PageUp => { self.seek(600, true, dmx, disp_queue)?; },
497 Keycode::PageDown => { self.seek(600, false, dmx, disp_queue)?; },
498 Keycode::Space => { self.toggle_pause(); },
499 Keycode::Plus | Keycode::KpPlus => {
500 self.volume = (self.volume + 10).min(MAX_VOLUME);
502 self.acontrol.set_volume(self.volume);
505 Keycode::Minus | Keycode::KpMinus => {
506 self.volume = self.volume.saturating_sub(10);
508 self.acontrol.set_volume(self.volume);
512 self.debug = !self.debug;
515 self.mute = !self.mute;
517 self.acontrol.set_volume(0);
519 self.acontrol.set_volume(self.volume);
523 self.vcontrol.try_send_video(PktSendEvent::HurryUp);
531 print!("{:60}\r", ' ');
532 std::io::stdout().flush().unwrap();
538 fn play(&mut self, mut window: Window, name: &str, start_time: NATimePoint) -> Window {
539 debug_log!(self; {format!("Playing {}", name)});
541 // prepare data source
542 let path = Path::new(name);
543 let mut file = if let Ok(handle) = File::open(path) {
546 println!("failed to open {}", name);
549 let mut fr = FileReader::new_read(&mut file);
550 let mut br = ByteReader::new(&mut fr);
551 let res = detect::detect_format(name, &mut br);
553 println!("cannot detect format for {}", name);
556 let (dmx_name, _score) = res.unwrap();
557 debug_log!(self; {format!(" found demuxer {} with score {:?}", dmx_name, _score)});
558 println!("trying demuxer {} on {}", dmx_name, name);
560 let mut dmx_reg = RegisteredDemuxers::new();
561 nihav_register_all_demuxers(&mut dmx_reg);
562 let mut dec_reg = RegisteredDecoders::new();
563 nihav_register_all_decoders(&mut dec_reg);
564 let mut mtdec_reg = RegisteredMTDecoders::new();
566 nihav_register_all_mt_decoders(&mut mtdec_reg);
569 let ret = dmx_reg.find_demuxer(dmx_name);
571 println!("error finding {} demuxer", dmx_name);
574 let dmx_fact = ret.unwrap();
575 br.seek(SeekFrom::Start(0)).expect("should be able to seek to the start");
576 let ret = create_demuxer(dmx_fact, &mut br);
578 println!("error creating demuxer");
581 let mut dmx = ret.unwrap();
582 if start_time != NATimePoint::None {
583 debug_log!(self; {format!(" start seek to {}", start_time)});
584 if dmx.seek(start_time).is_err() {
585 println!("initial seek failed");
590 let mut height = 480;
593 let mut ainfo: Option<NAAudioInfo> = None;
594 let mut sbr_hack = false;
596 let mut video_dec: Option<DecoderStuff> = None;
597 let mut audio_dec: Option<DecoderStuff> = None;
599 let duration = dmx.get_duration();
601 println!(" total duration {}", format_time(duration));
603 self.has_video = false;
604 self.has_audio = false;
606 self.osd.set_duration(duration);
607 for i in 0..dmx.get_num_streams() {
608 let s = dmx.get_stream(i).unwrap();
609 let info = s.get_info();
610 let decfunc = dec_reg.find_decoder(info.get_name());
611 let decfunc_mt = mtdec_reg.find_decoder(info.get_name());
612 println!("stream {} - {} {}", i, s, info.get_name());
613 debug_log!(self; {format!(" stream {} - {} {}", i, s, info.get_name())});
614 let str_id = s.get_id();
616 if video_dec.is_none() && self.play_video {
617 if let Some(decfunc) = decfunc_mt {
618 let mut dec = (decfunc)();
619 let mut dsupp = Box::new(NADecoderSupport::new());
620 let props = info.get_properties().get_video_info().unwrap();
621 if props.get_width() != 0 {
622 width = props.get_width();
623 height = props.get_height();
625 if dec.init(&mut dsupp, info.clone(), self.vthreads).is_ok() {
626 video_dec = Some(DecoderStuff{ dsupp, dec: DecoderType::VideoMT(dec, MTFrameReorderer::new()) });
627 self.video_str = str_id;
628 let (tbn, tbd) = s.get_timebase();
631 self.has_video = true;
634 println!("failed to create multi-threaded decoder, falling back");
637 if let Some(decfunc) = decfunc {
638 let mut dec = (decfunc)();
639 let mut dsupp = Box::new(NADecoderSupport::new());
640 let props = info.get_properties().get_video_info().unwrap();
641 if props.get_width() != 0 {
642 width = props.get_width();
643 height = props.get_height();
645 let desc = get_codec_description(info.get_name());
646 let (reorder_depth, reord) = if desc.is_none() || (desc.unwrap().caps & CODEC_CAP_COMPLEX_REORDER) == 0 {
647 let reord: Box<dyn FrameReorderer + Send> = Box::new(IPBReorderer::new());
650 let reord: Box<dyn FrameReorderer + Send> = Box::new(ComplexReorderer::new());
653 dsupp.pool_u8 = NAVideoBufferPool::new(reorder_depth);
654 dsupp.pool_u16 = NAVideoBufferPool::new(reorder_depth);
655 dsupp.pool_u32 = NAVideoBufferPool::new(reorder_depth);
656 if dec.init(&mut dsupp, info).is_err() {
657 println!("failed to initialise video decoder");
660 video_dec = Some(DecoderStuff{ dsupp, dec: DecoderType::Video(dec, reord) });
661 self.video_str = str_id;
662 let (tbn, tbd) = s.get_timebase();
665 self.has_video = true;
667 println!("no video decoder for {} found!", info.get_name());
670 } else if info.is_audio() {
671 if audio_dec.is_none() && self.play_audio {
672 if let Some(decfunc) = decfunc {
673 let mut dec = (decfunc)();
674 let mut dsupp = Box::new(NADecoderSupport::new());
675 ainfo = info.get_properties().get_audio_info();
676 if let (true, Some(ref ai)) = (info.get_name() == "aac", ainfo) {
677 if ai.sample_rate < 32000 {
681 if dec.init(&mut dsupp, info).is_err() {
682 println!("failed to initialise audio decoder");
685 audio_dec = Some(DecoderStuff{ dsupp, dec: DecoderType::Audio(dec) });
686 self.audio_str = str_id;
687 self.has_audio = true;
689 println!("no audio decoder for {} found!", info.get_name());
693 println!("decoder {} not found", info.get_name());
696 if !self.has_video && !self.has_audio {
697 println!("No playable streams found.");
701 while (width <= 384) && (height <= 288) {
706 // prepare playback structure
707 let mut new_vcontrol = VideoControl::new(video_dec, width, height, tb_num, tb_den);
708 std::mem::swap(&mut self.vcontrol, &mut new_vcontrol);
710 let mut new_acontrol = AudioControl::new(audio_dec, ainfo, sbr_hack, &self.asystem);
711 std::mem::swap(&mut self.acontrol, &mut new_acontrol);
714 self.acontrol.set_volume(0);
716 self.acontrol.set_volume(self.volume);
719 let fname = path.file_name();
720 let wname = if let Some(fname) = fname {
721 // workaround for libSDL2 workaround for non-UTF8 windowing systems
722 // see https://github.com/libsdl-org/SDL/pull/4290 for detais
723 let nname = fname.to_str().expect("should be able to set window title").replace('\u{2013}', "-").replace('\u{2014}', "-");
724 "NihAV player - ".to_owned() + &nname
726 "NihAV player".to_owned()
728 window.set_title(&wname).expect("set window title");
729 window.set_size(width as u32, height as u32).expect("resize window");
731 let mut canvas = window.into_canvas().build().expect("should be able to build canvas");
732 let texture_creator = canvas.texture_creator();
733 let mut disp_q = DispQueue::new(&texture_creator, width, height, if self.has_video { FRAME_QUEUE_LEN } else { 0 });
736 canvas.copy(disp_q.get_last_texture(&self.osd), None, None).expect("blit failure");
740 self.has_audio = self.acontrol.has_audio();
741 if !self.has_video && !self.has_audio {
742 println!("No playable streams.");
743 return canvas.into_window();
747 if self.prefill(&mut dmx, &mut disp_q).is_err() {
748 std::mem::swap(&mut self.vcontrol, &mut new_vcontrol);
749 new_vcontrol.finish();
750 std::mem::swap(&mut self.acontrol, &mut new_acontrol);
751 new_acontrol.finish();
752 return canvas.into_window();
754 self.tkeep.reset_all(if !disp_q.is_empty() { disp_q.first_ts } else { 0 });
756 self.acontrol.resume();
758 let mut event_pump = self.sdl_context.event_pump().expect("should be able to create event pump");
759 let mut last_disp = Instant::now();
760 let mut has_data = true;
762 let ret = self.handle_events(&mut event_pump, &mut canvas, &mut dmx, &mut disp_q);
763 if matches!(ret, Ok(true) | Err(_)) {
768 let mut try_send = self.acontrol.get_queue_size() < FRAME_QUEUE_LEN && self.vcontrol.get_queue_size() < FRAME_QUEUE_LEN;
769 if !self.vcontrol.try_send_queued() && self.vcontrol.is_filled(FRAME_QUEUE_LEN) {
772 if !self.acontrol.try_send_queued() {
775 while has_data && try_send {
776 match dmx.get_frame() {
777 Err(DemuxerError::EOF) => {
778 self.vcontrol.try_send_video(PktSendEvent::End);
779 self.acontrol.try_send_audio(PktSendEvent::End);
783 println!("demuxer error {:?}", err);
784 if err == DemuxerError::IOError {
785 self.vcontrol.try_send_video(PktSendEvent::End);
786 self.acontrol.try_send_audio(PktSendEvent::End);
791 let streamno = pkt.get_stream().get_id();
792 if self.has_video && streamno == self.video_str {
793 debug_log!(self; {" sending video packet"});
794 self.vcontrol.try_send_video(PktSendEvent::Packet(pkt));
795 if self.vcontrol.is_filled(FRAME_QUEUE_LEN) {
798 } else if self.has_audio && streamno == self.audio_str {
799 debug_log!(self; {" sending audio packet"});
800 self.acontrol.try_send_audio(PktSendEvent::Packet(pkt));
801 if self.acontrol.get_queue_size() >= FRAME_QUEUE_LEN {
808 self.vcontrol.fill(&mut disp_q);
809 let mut sleep_time = 25;
810 debug_log!(self; {format!(" time {}", self.tkeep.get_cur_time())});
812 debug_log!(self; {format!(" disp queue {}-{}, {}-{} vqueue fill {}", disp_q.first_ts, disp_q.last_ts, disp_q.start, disp_q.end, self.vcontrol.get_queue_size())});
813 let ret = try_display(&mut disp_q, &mut canvas, &mut self.osd, &self.tkeep);
814 if let Some(next_time) = ret {
815 sleep_time = sleep_time.min(next_time);
819 let time_left = self.acontrol.get_time_left();
820 debug_log!(self; {format!(" audio left {}", time_left)});
821 sleep_time = sleep_time.min(time_left);
823 debug_log!(self; {format!(" sleep {}ms", sleep_time)});
824 if last_disp.elapsed().as_millis() >= 10 {
825 let c_time = self.tkeep.get_cur_time();
828 print!(" {} {}% \r", format_time(c_time), self.acontrol.get_volume());
830 print!(" {} {} {}% {:3} {:6}\r", format_time(c_time), if self.vcontrol.is_yuv() { 'Y' } else { 'R' }, self.acontrol.get_volume(), (disp_q.end + disp_q.len - disp_q.start) % disp_q.len, self.acontrol.get_fill());
832 std::io::stdout().flush().unwrap();
833 last_disp = Instant::now();
836 if self.has_video && !self.vcontrol.is_video_end() {
839 if self.has_audio && !self.acontrol.is_audio_end() {
845 thread::sleep(Duration::from_millis(sleep_time));
847 thread::sleep(Duration::from_millis(20));
851 std::mem::swap(&mut self.vcontrol, &mut new_vcontrol);
852 new_vcontrol.finish();
853 std::mem::swap(&mut self.acontrol, &mut new_acontrol);
854 new_acontrol.finish();
860 let args: Vec<String> = env::args().collect();
863 println!("usage: nihav-player file1 file2 ...");
867 let mut player = Player::new();
868 let mut builder = player.vsystem.window("NihAV Player", 640, 480);
869 let mut window = builder.position_centered().hidden().build().expect("should be able to centre window");
871 let mut aiter = args.iter().skip(1);
872 let mut seek_time = NATimePoint::None;
873 while let Some(arg) = aiter.next() {
875 "-an" => { player.play_audio = false; },
876 "-ae" => { player.play_audio = true; },
877 "-vn" => { player.play_video = false; },
878 "-ve" => { player.play_video = true; },
879 "-seek" | "-start" => {
880 if let Some(arg) = aiter.next() {
881 if let Ok(time) = arg.parse::<NATimePoint>() {
884 println!("wrong seek time");
885 seek_time = NATimePoint::None;
890 if let Some(arg) = aiter.next() {
891 if let Ok(vol) = arg.parse::<usize>() {
892 player.volume = vol.min(MAX_VOLUME);
894 println!("wrong volume");
902 player.debug = false;
905 player.use_mt = true;
908 player.use_mt = false;
911 if let Some(arg) = aiter.next() {
912 if let Ok(val) = arg.parse::<usize>() {
913 player.vthreads = val.max(1);
915 println!("wrong number of threads");
920 window = player.play(window, arg, seek_time);
921 if player.end { break; }
922 seek_time = NATimePoint::None;