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860a2b4e KS |
1 | extern crate sdl; |
2 | extern crate nihav_core; | |
a41925a2 | 3 | extern crate nihav_registry; |
860a2b4e KS |
4 | extern crate nihav_allstuff; |
5 | ||
6 | use sdl::video::*; | |
7 | use sdl::audio::{DesiredAudioSpec, Channels, AudioFormat, AudioCallback}; | |
8 | use sdl::event::{Event, Key}; | |
9 | ||
10 | use std::env; | |
11 | use std::fs::File; | |
12 | use std::path::Path; | |
13 | use std::time::{Duration, SystemTime}; | |
14 | use std::thread; | |
15 | use std::sync::mpsc; | |
16 | use std::sync::{Arc, Mutex}; | |
17 | use std::sync::atomic::{AtomicBool, Ordering}; | |
18 | use std::str::FromStr; | |
19 | ||
a41925a2 | 20 | use nihav_registry::detect; |
860a2b4e KS |
21 | use nihav_core::formats::*; |
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_core::scale::*; | |
28 | use nihav_core::soundcvt::*; | |
29 | use nihav_allstuff::*; | |
30 | ||
31 | const AUDIO_BUF_SIZE: usize = 1024; | |
32 | ||
33 | struct AudioFIFO { | |
34 | data: Vec<u8>, | |
35 | max_len: usize, | |
36 | pos: usize, | |
37 | end: usize, | |
38 | done: bool, | |
39 | full: bool, | |
40 | } | |
41 | ||
42 | impl AudioFIFO { | |
43 | fn new(len: usize, max_len: usize) -> Self { | |
44 | Self { data: vec![0; len], max_len, pos: 0, end: 0, done: false, full: false } | |
45 | } | |
46 | fn add(&mut self, src: &[u8]) -> bool { | |
47 | if self.done || self.full { return true; } | |
48 | if self.pos > 0 { | |
49 | for i in 0..(self.end - self.pos) { | |
50 | self.data[i] = self.data[i + self.pos]; | |
51 | } | |
52 | self.end -= self.pos; | |
53 | self.pos = 0; | |
54 | } | |
55 | if self.end + src.len() > self.max_len { | |
56 | self.full = true; | |
57 | return false; | |
58 | } | |
59 | if self.end + src.len() > self.data.len() { self.data.resize(self.end + src.len(), 0); } | |
60 | (&mut self.data[self.end..][..src.len()]).copy_from_slice(src); | |
61 | self.end += src.len(); | |
62 | true | |
63 | } | |
64 | fn consume(&mut self, dst: &mut [u8]) -> bool { | |
65 | if self.done { for el in dst.iter_mut() { *el = 0; } return true; } | |
66 | let size = dst.len(); | |
67 | if self.end - self.pos < size { return false; } | |
68 | dst.copy_from_slice(&self.data[self.pos..][..size]); | |
69 | self.pos += size; | |
70 | if self.pos >= self.max_len / 2 { self.full = false; } | |
71 | true | |
72 | } | |
73 | fn finish(&mut self) { | |
74 | self.done = true; | |
75 | } | |
76 | } | |
77 | ||
78 | struct AudioConsumer { | |
79 | afifo: Arc<Mutex<AudioFIFO>>, | |
80 | } | |
81 | ||
82 | impl AudioConsumer { | |
83 | fn new(afifo: Arc<Mutex<AudioFIFO>>) -> Self { Self { afifo } } | |
84 | } | |
85 | ||
86 | impl AudioCallback for AudioConsumer { | |
87 | fn callback(&mut self, out: &mut [u8]) { | |
88 | let mut done = false; | |
89 | while !done { | |
90 | let ret = self.afifo.lock(); | |
91 | if let Ok(mut afifo) = ret { | |
92 | done = afifo.consume(out); | |
93 | } | |
94 | if !done { thread::sleep(Duration::from_millis(400)); } | |
95 | } | |
96 | } | |
97 | } | |
98 | ||
99 | impl Drop for AudioConsumer { | |
100 | fn drop(&mut self) { | |
101 | let ret = self.afifo.lock(); | |
102 | if let Ok(mut afifo) = ret { | |
103 | afifo.finish(); | |
104 | } | |
105 | } | |
106 | } | |
107 | ||
108 | struct DecoderStuff { | |
109 | dsupp: Box<NADecoderSupport>, | |
110 | dec: Box<dyn NADecoder + Send>, | |
111 | reord: Box<dyn FrameReorderer + Send>, | |
112 | } | |
113 | ||
114 | enum SendEvent { | |
115 | Packet(NAPacket), | |
116 | EOF, | |
117 | } | |
118 | ||
119 | enum DisplayEvent { | |
120 | RGB(u64, NABufferRef<Surface>), | |
121 | YUV(u64, NABufferRef<Overlay>), | |
122 | Audio(NABufferType), | |
123 | } | |
124 | ||
125 | impl DisplayEvent { | |
126 | fn get_time(&self) -> u64 { | |
127 | match *self { | |
128 | DisplayEvent::RGB(time, _) => time, | |
129 | DisplayEvent::YUV(time, _) => time, | |
130 | _ => 0, | |
131 | } | |
132 | } | |
133 | } | |
134 | ||
135 | struct CommonMessages { | |
136 | receiver: mpsc::Receiver<SendEvent>, | |
137 | esend: mpsc::SyncSender<DisplayEvent>, | |
138 | ev_mtx: Arc<Mutex<isize>>, | |
139 | finished: Arc<AtomicBool>, | |
140 | } | |
141 | ||
142 | fn add_audio<T:Copy>(amtx: &mut Arc<Mutex<AudioFIFO>>, data: &[T]) { | |
143 | let len = std::mem::size_of::<T>() * data.len(); | |
144 | let mut done = false; | |
145 | while !done { | |
146 | let ret = amtx.try_lock(); | |
147 | if let Ok(mut afifo) = ret { | |
148 | unsafe { | |
149 | let u8_ptr = data.as_ptr(); | |
150 | let u8_data = std::mem::transmute((u8_ptr, len)); | |
151 | done = afifo.add(u8_data); | |
152 | } | |
153 | } | |
154 | if !done { std::thread::sleep(Duration::from_millis(100)); } | |
155 | } | |
156 | } | |
157 | ||
158 | fn open_audio(arate: u32, amtx: Arc<Mutex<AudioFIFO>>) -> NAAudioInfo { | |
159 | let dspec = DesiredAudioSpec { | |
160 | freq: arate as i32, format: AudioFormat::S16Lsb, channels: Channels::Stereo, samples: AUDIO_BUF_SIZE as u16, | |
161 | callback: Box::new(AudioConsumer::new(amtx)) | |
162 | }; | |
163 | let tspec = sdl::audio::open(dspec).unwrap(); | |
164 | //println!("target spec: {} Hz fmt {:X} {} ch {} samp {} size", tspec.freq, tspec.format as u32, if tspec.channels == Channels::Stereo { 2 } else { 1 }, tspec.samples, tspec.size); | |
165 | sdl::audio::pause(true); | |
166 | let dst_ch = if tspec.channels == Channels::Stereo { 2 } else { 1 }; | |
167 | let snd_fmt = match tspec.format { | |
168 | AudioFormat::U8 => SND_U8_FORMAT, | |
169 | AudioFormat::S8 => unimplemented!(), | |
170 | AudioFormat::U16Lsb => unimplemented!(), | |
171 | AudioFormat::S16Lsb => SND_S16_FORMAT, | |
172 | AudioFormat::U16Msb => unimplemented!(), | |
173 | AudioFormat::S16Msb => NASoniton { bits: 16, be: true, packed: false, planar: false, float: false, signed: true }, | |
174 | }; | |
175 | NAAudioInfo { sample_rate: tspec.freq as u32, channels: dst_ch, format: snd_fmt, block_len: 1024 } | |
176 | } | |
177 | ||
178 | fn start_audio_dec(audio_dec: Option<DecoderStuff>, dst_info: NAAudioInfo, cmsg: CommonMessages) -> thread::JoinHandle<()> { | |
179 | thread::spawn(move || { | |
180 | let mut audio_dec = audio_dec.unwrap(); | |
181 | let dst_chmap = if dst_info.channels == 2 { | |
182 | NAChannelMap::from_str("L,R").unwrap() | |
183 | } else { | |
184 | NAChannelMap::from_str("C").unwrap() | |
185 | }; | |
186 | loop { | |
187 | let ret = cmsg.receiver.recv(); | |
188 | if ret.is_err() { break; } | |
189 | if let Ok(SendEvent::EOF) = ret { break; } | |
190 | let pkt = if let Ok(SendEvent::Packet(pkt)) = ret { pkt } else { unreachable!(); }; | |
191 | let ret = audio_dec.dec.decode(&mut audio_dec.dsupp, &pkt); | |
192 | if let Ok(frm) = ret { | |
193 | let buf = frm.get_buffer(); | |
194 | let out_buf = convert_audio_frame(&buf, &dst_info, &dst_chmap).unwrap(); | |
195 | cmsg.esend.send(DisplayEvent::Audio(out_buf)).unwrap(); | |
196 | let mut count = cmsg.ev_mtx.lock().unwrap(); | |
197 | *count += 1; | |
198 | drop(count); | |
199 | thread::yield_now(); | |
200 | } else { | |
201 | println!("error decoding audio"); | |
202 | } | |
203 | } | |
204 | cmsg.finished.store(true, Ordering::Relaxed); | |
205 | }) | |
206 | } | |
207 | ||
208 | fn start_video_dec(video_dec: Option<DecoderStuff>, ifmt: Option<NAVideoInfo>, width: usize, height: usize, tb_num: u32, tb_den: u32, cmsg: CommonMessages, scr_mtx: Arc<Mutex<NABufferRef<Surface>>>) -> thread::JoinHandle<()> { | |
209 | thread::spawn(move || { | |
210 | let mut ifmt = ifmt.unwrap(); | |
211 | let mut video_dec = video_dec.unwrap(); | |
212 | let rgb32_fmt = NAPixelFormaton { model: ColorModel::RGB(RGBSubmodel::RGB), components: 3, | |
213 | comp_info: [ | |
214 | Some(NAPixelChromaton { h_ss: 0, v_ss: 0, packed: true, depth: 8, shift: 0, comp_offs: 0, next_elem: 4 }), | |
215 | Some(NAPixelChromaton { h_ss: 0, v_ss: 0, packed: true, depth: 8, shift: 0, comp_offs: 1, next_elem: 4 }), | |
216 | Some(NAPixelChromaton { h_ss: 0, v_ss: 0, packed: true, depth: 8, shift: 0, comp_offs: 2, next_elem: 4 }), | |
217 | None, None | |
218 | ], elem_size: 4, be: false, alpha: false, palette: false }; | |
219 | let ofmt_rgb = ScaleInfo { width, height, fmt: rgb32_fmt }; | |
220 | let ofmt_yuv = ScaleInfo { width, height, fmt: YUV420_FORMAT }; | |
221 | ||
222 | let sc_ifmt = ScaleInfo { width: ifmt.get_width(), height: ifmt.get_height(), fmt: ifmt.get_format() }; | |
223 | let mut do_yuv = if let ColorModel::YUV(_) = ifmt.get_format().get_model() { true } else { false }; | |
224 | let ofmt = if do_yuv { ofmt_yuv } else { ofmt_rgb }; | |
225 | let mut opic = alloc_video_buffer(NAVideoInfo::new(width, height, false, ofmt.fmt), 4).unwrap(); | |
226 | let mut scaler = NAScale::new(sc_ifmt, ofmt).unwrap(); | |
227 | loop { | |
228 | let ret = cmsg.receiver.recv(); | |
229 | if ret.is_err() { break; } | |
230 | if let Ok(SendEvent::EOF) = ret { break; } | |
231 | let pkt = if let Ok(SendEvent::Packet(pkt)) = ret { pkt } else { unreachable!() }; | |
232 | let ret = video_dec.dec.decode(&mut video_dec.dsupp, &pkt); | |
233 | if let Ok(frm) = ret { | |
234 | video_dec.reord.add_frame(frm); | |
235 | while let Some(frm) = video_dec.reord.get_frame() { | |
236 | let bt = frm.get_buffer(); | |
237 | if let NABufferType::None = bt { continue; } | |
238 | let vinfo = bt.get_video_info().unwrap(); | |
239 | if ifmt.get_width() != vinfo.get_width() || | |
240 | ifmt.get_height() != vinfo.get_height() || | |
241 | ifmt.get_format() != vinfo.get_format() { | |
242 | println!("reinit scaler!"); | |
243 | ifmt = vinfo.clone(); | |
244 | let sc_ifmt = ScaleInfo { width: ifmt.get_width(), height: ifmt.get_height(), fmt: ifmt.get_format() }; | |
245 | do_yuv = if let ColorModel::YUV(_) = ifmt.get_format().get_model() { true } else { false }; | |
246 | let ofmt = if do_yuv { ofmt_yuv } else { ofmt_rgb }; | |
247 | opic = alloc_video_buffer(NAVideoInfo::new(width, height, false, ofmt.fmt), 4).unwrap(); | |
248 | scaler = NAScale::new(sc_ifmt, ofmt).unwrap(); | |
249 | } | |
250 | let ret = scaler.convert(&bt, &mut opic); | |
251 | if ret.is_err() { println!(" scaler error {:?}", ret.err()); continue; } | |
252 | ret.unwrap(); | |
253 | let ts = frm.get_dts().unwrap_or(frm.get_pts().unwrap_or(0)); | |
254 | let time = NATimeInfo::ts_to_time(ts, 1000, tb_num, tb_den); | |
255 | ||
256 | let buf = opic.get_vbuf().unwrap(); | |
257 | if !do_yuv { | |
258 | let sstride = buf.get_stride(0); | |
259 | let src = buf.get_data(); | |
260 | let surface = Surface::new(&[SurfaceFlag::SWSurface], width as isize, height as isize, 32, 0x000000FF, 0x0000FF00, 0x00FF0000, 0x00000000).unwrap(); | |
261 | let pitch = unsafe { (*surface.raw).pitch } as usize; | |
262 | surface.with_lock(|x: &mut [u8]| -> bool { | |
263 | let csize = sstride.min(pitch); | |
264 | for (dst, src) in x.chunks_mut(pitch).zip(src.chunks(sstride)) { | |
265 | (&mut dst[..csize]).copy_from_slice(&src[..csize]); | |
266 | } | |
267 | true | |
268 | }); | |
269 | let mut count = cmsg.ev_mtx.lock().unwrap(); | |
270 | cmsg.esend.send(DisplayEvent::RGB(time, NABufferRef::new(surface))).unwrap(); | |
271 | *count += 1; | |
272 | } else { | |
273 | let screen = scr_mtx.lock().unwrap(); | |
274 | let overlay = screen.create_overlay(width as isize, height as isize, OverlayFormat::YV12).unwrap(); | |
275 | drop(screen); | |
276 | while !overlay.lock() {} | |
277 | let src = buf.get_data(); | |
278 | let ysstride = buf.get_stride(0); | |
279 | let ysrc = &src[buf.get_offset(0)..]; | |
280 | let usstride = buf.get_stride(2); | |
281 | let usrc = &src[buf.get_offset(2)..]; | |
282 | let vsstride = buf.get_stride(1); | |
283 | let vsrc = &src[buf.get_offset(1)..]; | |
284 | unsafe { | |
285 | let ydst = overlay.get_pixel_ptr(0); | |
286 | let ydstride = overlay.get_pitch(0); | |
287 | let udst = overlay.get_pixel_ptr(1); | |
288 | let udstride = overlay.get_pitch(1); | |
289 | let vdst = overlay.get_pixel_ptr(2); | |
290 | let vdstride = overlay.get_pitch(2); | |
291 | for (ydst, ysrc) in ydst.chunks_mut(ydstride).take(height).zip(ysrc.chunks(ysstride)) { | |
292 | (&mut ydst[..width]).copy_from_slice(&ysrc[..width]); | |
293 | } | |
294 | for (udst, usrc) in udst.chunks_mut(udstride).take(height).zip(usrc.chunks(usstride)) { | |
295 | (&mut udst[..width / 2]).copy_from_slice(&usrc[..width / 2]); | |
296 | } | |
297 | for (vdst, vsrc) in vdst.chunks_mut(vdstride).take(height).zip(vsrc.chunks(vsstride)) { | |
298 | (&mut vdst[..width / 2]).copy_from_slice(&vsrc[..width / 2]); | |
299 | } | |
300 | } | |
301 | overlay.unlock(); | |
302 | let mut count = cmsg.ev_mtx.lock().unwrap(); | |
303 | cmsg.esend.send(DisplayEvent::YUV(time, NABufferRef::new(overlay))).unwrap(); | |
304 | *count += 1; | |
305 | } | |
306 | } | |
307 | } else { | |
308 | println!("error decoding video"); | |
309 | } | |
310 | } | |
311 | cmsg.finished.store(true, Ordering::Relaxed); | |
312 | }) | |
313 | } | |
314 | ||
659b6429 KS |
315 | fn play_file(args: Vec<String>) { |
316 | ||
317 | let mut cur_arg: usize = 1; | |
318 | let mut decode_audio = true; | |
319 | while (cur_arg < args.len()) && args[cur_arg].starts_with('-') { | |
320 | match args[cur_arg].as_str() { | |
321 | "--" => { break; }, | |
322 | "-an" => { decode_audio = false; }, | |
323 | _ => { println!("unknown option {}", args[cur_arg]); return; }, | |
324 | } | |
325 | cur_arg += 1; | |
326 | } | |
327 | let name = args[cur_arg].as_str(); | |
328 | ||
860a2b4e KS |
329 | let path = Path::new(name); |
330 | let mut file = File::open(path).unwrap(); | |
331 | let dmx_fact; | |
332 | let mut fr = FileReader::new_read(&mut file); | |
333 | let mut br = ByteReader::new(&mut fr); | |
334 | let res = detect::detect_format(name, &mut br); | |
335 | if res.is_none() { | |
336 | println!("cannot detect format for {}", name); | |
337 | return; | |
338 | } | |
339 | let (dmx_name, _) = res.unwrap(); | |
340 | println!("trying demuxer {} on {}", dmx_name, name); | |
341 | ||
342 | let mut dmx_reg = RegisteredDemuxers::new(); | |
343 | nihav_register_all_demuxers(&mut dmx_reg); | |
344 | let mut dec_reg = RegisteredDecoders::new(); | |
37c0d551 | 345 | nihav_register_all_decoders(&mut dec_reg); |
860a2b4e KS |
346 | |
347 | dmx_fact = dmx_reg.find_demuxer(dmx_name).unwrap(); | |
348 | br.seek(SeekFrom::Start(0)).unwrap(); | |
349 | let mut dmx = create_demuxer(dmx_fact, &mut br).unwrap(); | |
350 | ||
351 | let mut width = 640; | |
352 | let mut height = 480; | |
353 | let mut ifmt = None; | |
354 | let mut tb_num = 0; | |
355 | let mut tb_den = 0; | |
356 | let mut arate = 0; | |
357 | let mut video_str = 0; | |
358 | let mut audio_str = 0; | |
359 | ||
360 | let mut video_dec: Option<DecoderStuff> = None; | |
361 | let mut audio_dec: Option<DecoderStuff> = None; | |
bd097e4b | 362 | |
860a2b4e KS |
363 | for i in 0..dmx.get_num_streams() { |
364 | let s = dmx.get_stream(i).unwrap(); | |
365 | let info = s.get_info(); | |
366 | let decfunc = dec_reg.find_decoder(info.get_name()); | |
367 | println!("stream {} - {} {}", i, s, info.get_name()); | |
368 | let str_id = s.get_id(); | |
369 | if info.is_video() { | |
370 | if video_dec.is_none() { | |
371 | if decfunc.is_none() { | |
372 | println!("no video decoder for {} found!", info.get_name()); | |
373 | return; | |
374 | } | |
375 | let mut dec = (decfunc.unwrap())(); | |
376 | let mut dsupp = Box::new(NADecoderSupport::new()); | |
377 | let props = info.get_properties().get_video_info().unwrap(); | |
378 | if props.get_width() != 0 { | |
379 | width = props.get_width(); | |
380 | height = props.get_height(); | |
381 | ifmt = Some(props.clone()); | |
382 | } | |
383 | let reorder_depth = 3; | |
384 | dsupp.pool_u8 = NAVideoBufferPool::new(reorder_depth); | |
385 | dsupp.pool_u16 = NAVideoBufferPool::new(reorder_depth); | |
386 | dsupp.pool_u32 = NAVideoBufferPool::new(reorder_depth); | |
387 | dec.init(&mut dsupp, info).unwrap(); | |
388 | let reord = Box::new(IPBReorderer::new()); | |
389 | video_dec = Some(DecoderStuff{ dsupp, dec, reord }); | |
390 | video_str = str_id; | |
391 | let (tbn, tbd) = s.get_timebase(); | |
392 | tb_num = tbn; | |
393 | tb_den = tbd; | |
394 | } | |
395 | } else if info.is_audio() { | |
659b6429 | 396 | if audio_dec.is_none() && decode_audio { |
860a2b4e KS |
397 | if decfunc.is_none() { |
398 | println!("no audio decoder for {} found!", info.get_name()); | |
399 | } else { | |
400 | let mut dec = (decfunc.unwrap())(); | |
401 | let mut dsupp = Box::new(NADecoderSupport::new()); | |
402 | let props = info.get_properties().get_audio_info().unwrap(); | |
403 | arate = props.get_sample_rate(); | |
404 | dec.init(&mut dsupp, info).unwrap(); | |
405 | let reord = Box::new(NoReorderer::new()); | |
406 | audio_dec = Some(DecoderStuff{ dsupp, dec, reord }); | |
407 | audio_str = str_id; | |
408 | } | |
409 | } | |
410 | } else { | |
411 | println!("decoder {} not found", info.get_name()); | |
412 | } | |
413 | } | |
414 | ||
415 | while (width <= 384) && (height <= 288) { | |
416 | width <<= 1; | |
417 | height <<= 1; | |
418 | } | |
419 | ||
420 | sdl::init(&[sdl::InitFlag::Video, sdl::InitFlag::Audio]); | |
421 | sdl::wm::set_caption("NihAV Player", "nihav-player"); | |
422 | let screen = match sdl::video::set_video_mode(width as isize, height as isize, 32, | |
423 | &[SurfaceFlag::HWSurface, SurfaceFlag::AsyncBlit, SurfaceFlag::HWAccel], | |
424 | &[VideoFlag::DoubleBuf]) { | |
425 | Ok(screen) => screen, | |
426 | Err(err) => panic!("failed to set video mode: {}", err) | |
427 | }; | |
428 | ||
429 | let (vsend, vrecv) = mpsc::sync_channel::<SendEvent>(0); | |
430 | let (asend, arecv) = mpsc::sync_channel::<SendEvent>(0); | |
431 | let (esend, erecv) = mpsc::sync_channel::<DisplayEvent>(50); | |
432 | let events_mtx = Arc::new(Mutex::new(0isize)); | |
433 | ||
434 | let has_audio = audio_dec.is_some(); | |
435 | let mut amtx = Arc::new(Mutex::new(AudioFIFO::new((arate * 8) as usize, (arate * 80) as usize))); | |
436 | let aud_finished = Arc::new(AtomicBool::new(!has_audio)); | |
437 | let audio_thread = if has_audio { | |
438 | let ainfo = open_audio(arate, amtx.clone()); | |
439 | let cmsg = CommonMessages { | |
440 | receiver: arecv, | |
441 | esend: esend.clone(), | |
442 | ev_mtx: events_mtx.clone(), | |
443 | finished: aud_finished.clone(), | |
444 | }; | |
445 | Some(start_audio_dec(audio_dec, ainfo, cmsg)) | |
446 | } else { None }; | |
447 | ||
448 | let has_video = video_dec.is_some(); | |
449 | let video_thread: Option<thread::JoinHandle<()>>; | |
450 | let scr_mtx = Arc::new(Mutex::new(NABufferRef::new(screen))); | |
451 | let vid_finished = Arc::new(AtomicBool::new(!has_video)); | |
452 | if has_video { | |
453 | let cmsg = CommonMessages { | |
454 | receiver: vrecv, | |
455 | esend: esend, | |
456 | ev_mtx: events_mtx.clone(), | |
457 | finished: vid_finished.clone(), | |
458 | }; | |
459 | video_thread = Some(start_video_dec(video_dec, ifmt, width, height, tb_num, tb_den, cmsg, scr_mtx.clone())); | |
460 | } else { | |
461 | video_thread = None; | |
462 | }; | |
463 | ||
464 | let mut frame_queue: Vec<DisplayEvent> = Vec::new(); | |
465 | ||
466 | let systime = SystemTime::now(); | |
467 | let mut has_data = true; | |
468 | ||
469 | 'main : loop { | |
470 | 'event : loop { | |
471 | match sdl::event::poll_event() { | |
472 | Event::Quit => break 'main, | |
473 | Event::None => break 'event, | |
474 | Event::Key(k, _, _, _) | |
475 | if k == Key::Escape || k == Key::Q | |
476 | => break 'main, | |
477 | Event::Key(k, _, _, _) | |
478 | if k == Key::Space | |
479 | => continue 'event, | |
480 | _ => {} | |
481 | } | |
482 | } | |
483 | if has_data { | |
484 | let pktres = dmx.get_frame(); | |
485 | if let Err(DemuxerError::EOF) = pktres { | |
486 | has_data = false; | |
487 | if has_video { | |
488 | vsend.send(SendEvent::EOF).unwrap(); | |
489 | } | |
490 | if has_audio { | |
491 | asend.send(SendEvent::EOF).unwrap(); | |
492 | } | |
493 | } else if let Err(_) = pktres { | |
494 | break; | |
495 | } else if let Ok(pkt) = pktres { | |
496 | let streamno = pkt.get_stream().get_id(); | |
497 | ||
498 | if has_video && streamno == video_str { | |
499 | vsend.send(SendEvent::Packet(pkt)).unwrap(); | |
500 | } else if has_audio && streamno == audio_str { | |
501 | asend.send(SendEvent::Packet(pkt)).unwrap(); | |
502 | } | |
503 | } | |
504 | } | |
505 | ||
506 | let mut nevents = events_mtx.lock().unwrap(); | |
507 | while *nevents > 0 { | |
508 | *nevents -= 1; | |
509 | let ret = erecv.recv(); | |
510 | if ret.is_err() { break 'main; } | |
511 | let mut disp_evt = ret.unwrap(); | |
512 | match disp_evt { | |
513 | DisplayEvent::Audio(ref mut out_buf) => { | |
514 | unsafe { sdl::audio::ll::SDL_LockAudio(); } | |
515 | match out_buf { | |
516 | NABufferType::AudioPacked(buf) => add_audio(&mut amtx, buf.get_data()), | |
517 | NABufferType::AudioU8(buf) => add_audio(&mut amtx, buf.get_data()), | |
518 | NABufferType::AudioI16(buf) => add_audio(&mut amtx, buf.get_data()), | |
519 | NABufferType::AudioI32(buf) => add_audio(&mut amtx, buf.get_data()), | |
520 | NABufferType::AudioF32(buf) => add_audio(&mut amtx, buf.get_data()), | |
521 | _ => unreachable!(), | |
522 | }; | |
523 | unsafe { sdl::audio::ll::SDL_UnlockAudio(); } | |
524 | sdl::audio::pause(false); | |
525 | }, | |
526 | _ => { frame_queue.push(disp_evt); }, | |
527 | }; | |
528 | } | |
529 | drop(nevents); | |
530 | if vid_finished.load(Ordering::Relaxed) && | |
531 | aud_finished.load(Ordering::Relaxed) && frame_queue.len() == 0 { | |
532 | break; | |
533 | } | |
534 | ||
535 | if frame_queue.len() > 0 { | |
536 | let cur_time = systime.elapsed().unwrap(); | |
537 | let disp_time = Duration::from_millis(frame_queue[0].get_time()); | |
538 | ||
539 | //println!("cur time {:?} disp time {:?}", cur_time, disp_time); | |
540 | if (disp_time <= cur_time + Duration::from_millis(10)) && disp_time + Duration::from_millis(10) >= cur_time { | |
541 | let screen = scr_mtx.lock().unwrap(); | |
542 | let disp_evt = frame_queue.remove(0); | |
543 | match disp_evt { | |
544 | DisplayEvent::RGB(_, ref surf) => { | |
545 | screen.blit(surf); | |
546 | screen.flip(); | |
547 | }, | |
548 | DisplayEvent::YUV(_, ref ovl) => { | |
549 | ovl.display(Some(screen.get_rect())); | |
550 | }, | |
551 | _ => {}, | |
552 | }; | |
553 | } else if disp_time > cur_time { | |
554 | let diff = disp_time - cur_time; | |
555 | if diff > Duration::from_millis(20) { | |
556 | thread::sleep(Duration::from_millis(20)); | |
557 | } else { | |
558 | thread::sleep(diff); | |
559 | } | |
560 | } else { | |
561 | frame_queue.remove(0); | |
562 | } | |
563 | } | |
564 | } | |
565 | ||
566 | if has_audio { | |
567 | unsafe { sdl::audio::ll::SDL_LockAudio(); } | |
568 | let mut afifo = amtx.lock().unwrap(); | |
569 | afifo.finish(); | |
570 | drop(afifo); | |
571 | unsafe { sdl::audio::ll::SDL_UnlockAudio(); } | |
572 | sdl::audio::pause(true); | |
573 | } | |
574 | drop(vsend); | |
575 | drop(asend); | |
576 | if let Some(vthread) = video_thread { | |
577 | vthread.join().unwrap(); | |
578 | } | |
579 | if let Some(athread) = audio_thread { | |
580 | athread.join().unwrap(); | |
581 | } | |
582 | ||
583 | if has_audio { | |
584 | sdl::audio::close(); | |
585 | } | |
586 | } | |
587 | ||
588 | fn main() { | |
659b6429 | 589 | let args: Vec<String> = env::args().collect(); |
860a2b4e KS |
590 | |
591 | if args.len() == 1 { | |
592 | println!("usage: nihav-player input"); | |
593 | return; | |
594 | } | |
860a2b4e | 595 | |
659b6429 | 596 | play_file(args); |
860a2b4e KS |
597 | |
598 | sdl::quit(); | |
599 | } |