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Commit | Line | Data |
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1 | use std::io::SeekFrom; | |
2 | use nihav_core::codecs::*; | |
3 | use nihav_core::demuxers::*; | |
4 | use nihav_core::muxers::*; | |
5 | use nihav_registry::detect; | |
6 | use nihav_core::io::byteio::ByteReader; | |
7 | use nihav_allstuff::*; | |
8 | use crate::null::*; | |
9 | use crate::imgseq::*; | |
10 | use crate::{SBBox, SelfBorrow}; | |
11 | ||
12 | pub struct FullRegister { | |
13 | pub dmx_reg: RegisteredDemuxers, | |
14 | pub rdmx_reg: RegisteredRawDemuxers, | |
15 | pub pkt_reg: RegisteredPacketisers, | |
16 | pub dec_reg: RegisteredDecoders, | |
17 | pub enc_reg: RegisteredEncoders, | |
18 | pub mux_reg: RegisteredMuxers, | |
19 | } | |
20 | ||
21 | impl FullRegister { | |
22 | pub fn new() -> Self { | |
23 | let mut dmx_reg = RegisteredDemuxers::new(); | |
24 | nihav_register_all_demuxers(&mut dmx_reg); | |
25 | let mut rdmx_reg = RegisteredRawDemuxers::new(); | |
26 | nihav_register_all_raw_demuxers(&mut rdmx_reg); | |
27 | let mut dec_reg = RegisteredDecoders::new(); | |
28 | nihav_register_all_decoders(&mut dec_reg); | |
29 | let mut pkt_reg = RegisteredPacketisers::new(); | |
30 | nihav_register_all_packetisers(&mut pkt_reg); | |
31 | let mut enc_reg = RegisteredEncoders::new(); | |
32 | nihav_register_all_encoders(&mut enc_reg); | |
33 | enc_reg.add_encoder(NULL_ENCODER); | |
34 | let mut mux_reg = RegisteredMuxers::new(); | |
35 | nihav_register_all_muxers(&mut mux_reg); | |
36 | mux_reg.add_muxer(NULL_MUXER); | |
37 | Self { dmx_reg, rdmx_reg, pkt_reg, dec_reg, enc_reg, mux_reg } | |
38 | } | |
39 | } | |
40 | ||
41 | pub struct RawStreamCtx<'a> { | |
42 | stream: NAStreamRef, | |
43 | sm: StreamManager, | |
44 | packetiser: Box<dyn NAPacketiser + Send>, | |
45 | br: &'a mut ByteReader<'a>, | |
46 | pts: u64, | |
47 | } | |
48 | ||
49 | impl<'a> RawStreamCtx<'a> { | |
50 | fn new(stream: NAStreamRef, packetiser: Box<dyn NAPacketiser + Send>, br: &'a mut ByteReader<'a>) -> Self { | |
51 | let mut sm = StreamManager::new(); | |
52 | sm.add_stream_ref(stream.clone()); | |
53 | Self { stream, sm, packetiser, br, pts: 0 } | |
54 | } | |
55 | } | |
56 | ||
57 | type ReaderBox<'a> = SBBox<Box<dyn ByteIO>, ByteReader<'a>>; | |
58 | ||
59 | pub enum DemuxerObject<'a> { | |
60 | None, | |
61 | Normal(SBBox<ReaderBox<'a>, Demuxer<'a>>), | |
62 | Raw(SBBox<ReaderBox<'a>, RawDemuxer<'a>>, Vec<Option<Box<dyn NAPacketiser + Send>>>, bool), | |
63 | RawStream(SBBox<ReaderBox<'a>, RawStreamCtx<'a>>), | |
64 | ImageSequence(ImgSeqDemuxer), | |
65 | } | |
66 | ||
67 | impl<'a> DemuxerObject<'a> { | |
68 | pub fn create(mut brb: ReaderBox<'a>, reg: &FullRegister, name: &str, ifmt: &Option<String>, is_raw: bool, print_info: bool) -> DemuxerObject<'a> { | |
69 | let br = brb.get_object_mut(); | |
70 | if !is_raw { | |
71 | let dmx_name = if let Some(ref dname) = ifmt { | |
72 | dname.as_str() | |
73 | } else if let Some((dname, score)) = detect::detect_format(name, br) { | |
74 | if print_info { | |
75 | println!("detected {} with score {:?}", dname, score); | |
76 | } | |
77 | dname | |
78 | } else { | |
79 | "" | |
80 | }; | |
81 | if !dmx_name.is_empty() { | |
82 | if print_info { | |
83 | println!("trying demuxer {} on {}", dmx_name, name); | |
84 | } | |
85 | if let Some(dmx_fact) = reg.dmx_reg.find_demuxer(dmx_name) { | |
86 | br.seek(SeekFrom::Start(0)).unwrap(); | |
87 | ||
88 | let dmx = SelfBorrow::new(brb, |br_| { | |
89 | unsafe { | |
90 | create_demuxer(dmx_fact, br_.as_mut().unwrap().get_object_mut()).unwrap() | |
91 | } | |
92 | }); | |
93 | return DemuxerObject::Normal(dmx); | |
94 | } | |
95 | } | |
96 | if ifmt.is_some() { | |
97 | return DemuxerObject::None; | |
98 | } | |
99 | if !dmx_name.is_empty() { | |
100 | if print_info { | |
101 | println!("trying raw demuxer {} on {}", dmx_name, name); | |
102 | } | |
103 | if let Some(rdmx_fact) = reg.rdmx_reg.find_demuxer(dmx_name) { | |
104 | br.seek(SeekFrom::Start(0)).unwrap(); | |
105 | let dmx = SelfBorrow::new(brb, |br_| { | |
106 | unsafe { | |
107 | create_raw_demuxer(rdmx_fact, br_.as_mut().unwrap().get_object_mut()).unwrap() | |
108 | } | |
109 | }); | |
110 | let mut pkts = Vec::new(); | |
111 | for stream in dmx.get_object().get_streams() { | |
112 | if let Some(pcreate) = reg.pkt_reg.find_packetiser(stream.get_info().get_name()) { | |
113 | let mut packetiser = (pcreate)(); | |
114 | packetiser.attach_stream(stream); | |
115 | pkts.push(Some(packetiser)); | |
116 | } else { | |
117 | pkts.push(None); | |
118 | } | |
119 | } | |
120 | return DemuxerObject::Raw(dmx, pkts, false); | |
121 | } | |
122 | } | |
123 | for rdmx in reg.rdmx_reg.iter() { | |
124 | if rdmx.check_format(br) { | |
125 | if print_info { | |
126 | println!("detected {} as {}", name, rdmx.get_name()); | |
127 | } | |
128 | br.seek(SeekFrom::Start(0)).unwrap(); | |
129 | let dmx = SelfBorrow::new(brb, |br_| { | |
130 | unsafe { | |
131 | create_raw_demuxer(*rdmx, br_.as_mut().unwrap().get_object_mut()).unwrap() | |
132 | } | |
133 | }); | |
134 | let mut pkts = Vec::new(); | |
135 | for stream in dmx.get_object().get_streams() { | |
136 | if let Some(pcreate) = reg.pkt_reg.find_packetiser(stream.get_info().get_name()) { | |
137 | let packetiser = (pcreate)(); | |
138 | pkts.push(Some(packetiser)); | |
139 | } else { | |
140 | pkts.push(None); | |
141 | } | |
142 | } | |
143 | return DemuxerObject::Raw(dmx, pkts, false); | |
144 | } | |
145 | } | |
146 | } | |
147 | br.seek(SeekFrom::Start(0)).unwrap(); | |
148 | let mut buf = vec![0; 1048576]; | |
149 | let size = br.peek_buf(&mut buf).unwrap(); | |
150 | let mut pname = ""; | |
151 | ||
152 | for pinfo in reg.pkt_reg.iter() { | |
153 | let mut packetiser = (pinfo.get_packetiser)(); | |
154 | packetiser.add_data(&buf[..size]); | |
155 | if packetiser.parse_stream(0).is_ok() { | |
156 | pname = pinfo.name; | |
157 | break; | |
158 | } | |
159 | } | |
160 | if !pname.is_empty() { | |
161 | if print_info { | |
162 | println!("found raw stream of type {} for {}", pname, name); | |
163 | } | |
164 | let pcreate = reg.pkt_reg.find_packetiser(pname).unwrap(); | |
165 | let rctx = SelfBorrow::new(brb, |br_| { | |
166 | unsafe { | |
167 | let mut packetiser = (pcreate)(); | |
168 | packetiser.add_data(&buf[..size]); | |
169 | let stream = packetiser.parse_stream(0).unwrap(); | |
170 | packetiser.reset(); | |
171 | RawStreamCtx::new(stream, packetiser, br_.as_mut().unwrap().get_object_mut()) | |
172 | } | |
173 | }); | |
174 | DemuxerObject::RawStream(rctx) | |
175 | } else { | |
176 | DemuxerObject::None | |
177 | } | |
178 | } | |
179 | pub fn create_imgseq(isd: ImgSeqDemuxer) -> Self { | |
180 | DemuxerObject::ImageSequence(isd) | |
181 | } | |
182 | pub fn is_none(&self) -> bool { | |
183 | matches!(*self, DemuxerObject::None) | |
184 | } | |
185 | pub fn get_duration(&self) -> u64 { | |
186 | match *self { | |
187 | DemuxerObject::Normal(ref dmx) => dmx.get_object().get_duration(), | |
188 | DemuxerObject::Raw(ref dmx, _, _) => dmx.get_object().get_duration(), | |
189 | DemuxerObject::RawStream(ref ctx) => { | |
190 | NATimeInfo::ts_to_time(ctx.get_object().stream.duration, 1000, ctx.get_object().stream.tb_num, ctx.get_object().stream.tb_den) | |
191 | }, | |
192 | _ => 0, | |
193 | } | |
194 | } | |
195 | pub fn get_num_streams(&self) -> usize { | |
196 | match *self { | |
197 | DemuxerObject::None => 0, | |
198 | DemuxerObject::Normal(ref dmx) => dmx.get_object().get_num_streams(), | |
199 | DemuxerObject::Raw(ref dmx, _, _) => dmx.get_object().get_num_streams(), | |
200 | DemuxerObject::RawStream(_) => 1, | |
201 | DemuxerObject::ImageSequence(_) => 1, | |
202 | } | |
203 | } | |
204 | pub fn get_stream(&self, idx: usize) -> Option<NAStreamRef> { | |
205 | match *self { | |
206 | DemuxerObject::Normal(ref dmx) => dmx.get_object().get_stream(idx), | |
207 | DemuxerObject::Raw(ref dmx, _, _) => dmx.get_object().get_stream(idx), | |
208 | DemuxerObject::RawStream(ref ctx) if idx == 0 => Some(ctx.get_object().stream.clone()), | |
209 | DemuxerObject::ImageSequence(ref ctx) if idx == 0 => Some(ctx.stream.clone()), | |
210 | _ => None, | |
211 | } | |
212 | } | |
213 | /*pub fn get_streams(&self) -> StreamIter { | |
214 | match *self { | |
215 | DemuxerObject::Normal(ref dmx) => dmx.get_object().get_streams(), | |
216 | DemuxerObject::Raw(ref dmx, _, _) => dmx.get_object().get_streams(), | |
217 | DemuxerObject::RawStream(ref ctx) => ctx.get_object().sm.iter(), | |
218 | DemuxerObject::ImageSequence(ref ctx) => ctx.sm.iter(), | |
219 | _ => unreachable!(), | |
220 | } | |
221 | }*/ | |
222 | pub fn get_stream_manager(&self) -> &StreamManager { | |
223 | match *self { | |
224 | DemuxerObject::Normal(ref dmx) => dmx.get_object().get_stream_manager(), | |
225 | DemuxerObject::Raw(ref dmx, _, _) => dmx.get_object().get_stream_manager(), | |
226 | DemuxerObject::RawStream(ref ctx) => &ctx.get_object().sm, | |
227 | DemuxerObject::ImageSequence(ref ctx) => &ctx.sm, | |
228 | _ => unreachable!(), | |
229 | } | |
230 | } | |
231 | pub fn get_frame(&mut self) -> DemuxerResult<NAPacket> { | |
232 | match *self { | |
233 | DemuxerObject::Normal(ref mut dmx) => dmx.get_object_mut().get_frame(), | |
234 | DemuxerObject::Raw(ref mut dmx, ref mut packetisers, ref mut eof) => { | |
235 | let dmx = dmx.get_object_mut(); | |
236 | loop { | |
237 | let mut has_some = false; | |
238 | for (stream, p) in dmx.get_streams().zip(packetisers.iter_mut()) { | |
239 | if let Some(ref mut pkts) = p { | |
240 | match pkts.get_packet(stream.clone()) { | |
241 | Ok(Some(pkt)) => return Ok(pkt), | |
242 | Ok(None) | Err(DecoderError::ShortData) => { | |
243 | if *eof { | |
244 | *p = None; | |
245 | } | |
246 | }, | |
247 | Err(err) => { | |
248 | println!("packetisation error {:?}", err); | |
249 | return Err(DemuxerError::InvalidData); | |
250 | } | |
251 | }; | |
252 | has_some |= p.is_some(); | |
253 | } | |
254 | } | |
255 | if !has_some { | |
256 | return Err(DemuxerError::EOF); | |
257 | } | |
258 | if let Ok(data) = dmx.get_data() { | |
259 | let id = data.get_stream().get_id(); | |
260 | for (i, stream) in dmx.get_streams().enumerate() { | |
261 | if stream.get_id() == id { | |
262 | if let Some(ref mut pkts) = packetisers[i] { | |
263 | pkts.add_data(&data.get_buffer()); | |
264 | } | |
265 | break; | |
266 | } | |
267 | } | |
268 | } else { | |
269 | *eof = true; | |
270 | } | |
271 | } | |
272 | }, | |
273 | DemuxerObject::RawStream(ref mut ctx) => { | |
274 | let ctx = ctx.get_object_mut(); | |
275 | let mut buf = [0; 65536]; | |
276 | loop { | |
277 | match ctx.packetiser.get_packet(ctx.stream.clone()) { | |
278 | Ok(Some(mut packet)) => { | |
279 | if packet.get_pts().is_none() && packet.get_duration().is_some() { | |
280 | packet.ts.pts = Some(ctx.pts); | |
281 | } | |
282 | ctx.pts += packet.get_duration().unwrap_or(0); | |
283 | return Ok(packet); | |
284 | }, | |
285 | Ok(None) => {}, | |
286 | Err(DecoderError::ShortData) => {}, | |
287 | _ => return Err(DemuxerError::InvalidData), | |
288 | }; | |
289 | match ctx.br.read_buf_some(&mut buf) { | |
290 | Ok(size) => { | |
291 | ctx.packetiser.add_data(&buf[..size]); | |
292 | }, | |
293 | Err(_) => { | |
294 | match ctx.packetiser.get_packet(ctx.stream.clone()) { | |
295 | Ok(Some(mut packet)) => { | |
296 | if packet.get_pts().is_none() && packet.get_duration().is_some() { | |
297 | packet.ts.pts = Some(ctx.pts); | |
298 | } | |
299 | ctx.pts += packet.get_duration().unwrap_or(0); | |
300 | return Ok(packet); | |
301 | }, | |
302 | Ok(None) | Err(DecoderError::ShortData) => return Err(DemuxerError::EOF), | |
303 | _ => return Err(DemuxerError::InvalidData), | |
304 | }; | |
305 | }, | |
306 | }; | |
307 | } | |
308 | }, | |
309 | DemuxerObject::ImageSequence(ref mut ctx) => ctx.get_frame(), | |
310 | _ => unreachable!(), | |
311 | } | |
312 | } | |
313 | pub fn seek(&mut self, seek_time: NATimePoint) -> DemuxerResult<()> { | |
314 | match *self { | |
315 | DemuxerObject::Normal(ref mut dmx) => dmx.get_object_mut().seek(seek_time), | |
316 | DemuxerObject::Raw(ref mut dmx, _, _) => dmx.get_object_mut().seek(seek_time), | |
317 | DemuxerObject::ImageSequence(ref mut ctx) => ctx.seek(seek_time), | |
318 | _ => Err(DemuxerError::NotImplemented), | |
319 | } | |
320 | } | |
321 | } | |
322 | ||
323 | impl<'a> NAOptionHandler for DemuxerObject<'a> { | |
324 | fn get_supported_options(&self) -> &[NAOptionDefinition] { | |
325 | match *self { | |
326 | DemuxerObject::Normal(ref dmx) => dmx.get_object().get_supported_options(), | |
327 | DemuxerObject::Raw(ref dmx, _, _) => dmx.get_object().get_supported_options(), | |
328 | DemuxerObject::ImageSequence(ref ctx) => ctx.get_supported_options(), | |
329 | _ => &[], | |
330 | } | |
331 | } | |
332 | fn set_options(&mut self, options: &[NAOption]) { | |
333 | match *self { | |
334 | DemuxerObject::Normal(ref mut dmx) => dmx.get_object_mut().set_options(options), | |
335 | DemuxerObject::Raw(ref mut dmx, _, _) => dmx.get_object_mut().set_options(options), | |
336 | DemuxerObject::ImageSequence(ref mut ctx) => ctx.set_options(options), | |
337 | _ => {}, | |
338 | } | |
339 | } | |
340 | fn query_option_value(&self, name: &str) -> Option<NAValue> { | |
341 | match *self { | |
342 | DemuxerObject::Normal(ref dmx) => dmx.get_object().query_option_value(name), | |
343 | DemuxerObject::Raw(ref dmx, _, _) => dmx.get_object().query_option_value(name), | |
344 | DemuxerObject::ImageSequence(ref ctx) => ctx.query_option_value(name), | |
345 | _ => None, | |
346 | } | |
347 | } | |
348 | } | |
349 | ||
350 | pub fn detect_tags(br: &mut ByteReader) -> (bool, u64, Option<u64>) { | |
351 | let mut is_raw = false; | |
352 | let mut start = 0; | |
353 | let mut end = None; | |
354 | ||
355 | // check for ID3v{2-4} | |
356 | let mut buf = [0; 5]; | |
357 | br.peek_buf(&mut buf).unwrap(); | |
358 | if &buf[0..3] == b"ID3" && buf[3] > 0 && buf[3] < 5 && buf[4] == 0 { //ID3 tag found, must be a raw stream | |
359 | br.read_skip(6).unwrap(); | |
360 | let mut size = 0; | |
361 | for _ in 0..4 { | |
362 | let b = br.read_byte().unwrap(); | |
363 | if (b & 0x80) != 0 { | |
364 | println!("Invalid ID3 size"); | |
365 | break; | |
366 | } | |
367 | size = (size << 7) | u64::from(b); | |
368 | } | |
369 | start = size + 10; | |
370 | is_raw = true; | |
371 | } | |
372 | // check for ID3v1 | |
373 | br.seek(SeekFrom::End(-128)).unwrap(); | |
374 | let off = br.tell(); | |
375 | br.peek_buf(&mut buf[..3]).unwrap(); | |
376 | if &buf[0..3] == b"TAG" { | |
377 | end = Some(off); | |
378 | } | |
379 | // check for APETAG | |
380 | let mut buf = [0; 8]; | |
381 | if let Some(off) = end { | |
382 | br.seek(SeekFrom::Start(off - 32)).unwrap(); | |
383 | } else { | |
384 | br.seek(SeekFrom::End(-32)).unwrap(); | |
385 | } | |
386 | let off = br.tell(); | |
387 | br.read_buf(&mut buf).unwrap(); | |
388 | if &buf == b"APETAGEX" { | |
389 | let ver = br.read_u32le().unwrap(); | |
390 | let size = u64::from(br.read_u32le().unwrap()); | |
391 | let _items = br.read_u32le().unwrap(); | |
392 | let flags = br.read_u32le().unwrap(); | |
393 | if ver == 1000 || (flags & 0x80000000) == 0 { | |
394 | end = Some(off - size + 32); | |
395 | } else { | |
396 | end = Some(off - size); | |
397 | } | |
398 | } | |
399 | ||
400 | (is_raw, start, end) | |
401 | } |