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Commit | Line | Data |
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ce52b3b5 | 1 | use super::*; |
5641dccf | 2 | use nihav_core::demuxers::DemuxerError::*; |
ce52b3b5 KS |
3 | use std::io::SeekFrom; |
4 | use std::mem; | |
418bd0b8 | 5 | use std::fmt; |
ce52b3b5 KS |
6 | |
7 | macro_rules! mktag { | |
8 | ($a:expr, $b:expr, $c:expr, $d:expr) => ({ | |
9 | (($a as u32) << 24) | (($b as u32) << 16) | (($c as u32) << 8) | ($d as u32) | |
10 | }); | |
11 | ($arr:expr) => ({ | |
12 | (($arr[0] as u32) << 24) | (($arr[1] as u32) << 16) | (($arr[2] as u32) << 8) | ($arr[3] as u32) | |
13 | }); | |
14 | } | |
15 | ||
87c1d476 KS |
16 | trait ReadSize { |
17 | fn read_size(&mut self, ver: u16) -> ByteIOResult<u64>; | |
18 | } | |
19 | ||
20 | impl<'a> ReadSize for ByteReader<'a> { | |
21 | fn read_size(&mut self, ver: u16) -> ByteIOResult<u64> { | |
22 | match ver { | |
23 | 0 => Ok(u64::from(self.read_u32be()?)), | |
24 | 2 => self.read_u64be(), | |
25 | _ => unreachable!(), | |
26 | } | |
27 | } | |
28 | } | |
29 | ||
02cb1e03 KS |
30 | const RM_SIPRO_BLOCK_SIZES: [usize; 4] = [ 29, 19, 37, 20 ]; |
31 | const RM_SIPRO_SWAPS: [[u8; 2]; 38] = [ | |
32 | [ 0, 63 ], [ 1, 22 ], [ 2, 44 ], [ 3, 90 ], | |
33 | [ 5, 81 ], [ 7, 31 ], [ 8, 86 ], [ 9, 58 ], | |
34 | [ 10, 36 ], [ 12, 68 ], [ 13, 39 ], [ 14, 73 ], | |
35 | [ 15, 53 ], [ 16, 69 ], [ 17, 57 ], [ 19, 88 ], | |
36 | [ 20, 34 ], [ 21, 71 ], [ 24, 46 ], [ 25, 94 ], | |
37 | [ 26, 54 ], [ 28, 75 ], [ 29, 50 ], [ 32, 70 ], | |
38 | [ 33, 92 ], [ 35, 74 ], [ 38, 85 ], [ 40, 56 ], | |
39 | [ 42, 87 ], [ 43, 65 ], [ 45, 59 ], [ 48, 79 ], | |
40 | [ 49, 93 ], [ 51, 89 ], [ 55, 95 ], [ 61, 76 ], | |
41 | [ 67, 83 ], [ 77, 80 ] | |
42 | ]; | |
43 | ||
ce52b3b5 KS |
44 | struct RMVideoStream { |
45 | frame: Vec<u8>, | |
46 | hdr_size: usize, | |
47 | frame_size: usize, | |
48 | frame_pos: usize, | |
49 | } | |
50 | ||
51 | impl RMVideoStream { | |
52 | fn new() -> Self { | |
53 | RMVideoStream { | |
54 | frame: Vec::new(), | |
55 | hdr_size: 0, | |
56 | frame_size: 0, | |
57 | frame_pos: 0, | |
58 | } | |
59 | } | |
60 | fn flush(&mut self) { | |
37952415 | 61 | self.frame.clear(); |
ce52b3b5 KS |
62 | self.frame_size = 0; |
63 | self.frame_pos = 0; | |
64 | } | |
65 | fn start_slice(&mut self, num_slices: usize, frame_size: usize, data: &[u8]) { | |
66 | self.hdr_size = num_slices * 8 + 1; | |
67 | self.frame.resize(frame_size + self.hdr_size, 0); | |
68 | self.frame[0] = (num_slices - 1) as u8; | |
69 | self.frame_pos = 0; | |
d254ca17 | 70 | self.add_slice(1, data).unwrap(); |
ce52b3b5 | 71 | } |
d254ca17 KS |
72 | fn add_slice(&mut self, slice_no: usize, data: &[u8]) -> DemuxerResult<()> { |
73 | validate!(self.hdr_size + self.frame_pos + data.len() <= self.frame.len()); | |
ce52b3b5 | 74 | self.write_slice_info(slice_no); |
9037cf6b | 75 | let dslice = &mut self.frame[self.hdr_size + self.frame_pos..][..data.len()]; |
ce52b3b5 KS |
76 | dslice.copy_from_slice(data); |
77 | self.frame_pos += data.len(); | |
d254ca17 | 78 | Ok(()) |
ce52b3b5 KS |
79 | } |
80 | fn write_slice_info(&mut self, slice_no: usize) { | |
81 | let off = 1 + (slice_no - 1) * 8; | |
82 | self.frame[off + 0] = 0; | |
83 | self.frame[off + 1] = 0; | |
84 | self.frame[off + 2] = 0; | |
85 | self.frame[off + 3] = 1; | |
86 | self.frame[off + 4] = (self.frame_pos >> 24) as u8; | |
87 | self.frame[off + 5] = (self.frame_pos >> 16) as u8; | |
88 | self.frame[off + 6] = (self.frame_pos >> 8) as u8; | |
89 | self.frame[off + 7] = (self.frame_pos >> 0) as u8; | |
90 | } | |
91 | fn get_frame_data(&mut self) -> Vec<u8> { | |
92 | let mut v: Vec<u8> = Vec::new(); | |
93 | mem::swap(&mut v, &mut self.frame); | |
94 | self.flush(); | |
95 | v | |
96 | } | |
97 | } | |
98 | ||
99 | #[derive(Clone,Copy,PartialEq)] | |
100 | enum Deinterleaver { | |
101 | None, | |
c19ce782 | 102 | RA28_8, |
ce52b3b5 KS |
103 | Generic, |
104 | Sipro, | |
105 | VBR, | |
106 | } | |
107 | ||
108 | struct RMAudioStream { | |
109 | deint: Deinterleaver, | |
c19ce782 | 110 | iinfo: Option<InterleaveInfo>, |
fe07b469 KS |
111 | buf: Vec<u8>, |
112 | sub_packet: usize, | |
ce52b3b5 KS |
113 | } |
114 | ||
c19ce782 KS |
115 | const RM_ILEAVE_INT0: u32 = mktag!(b"Int0"); |
116 | const RM_ILEAVE_INT4: u32 = mktag!(b"Int4"); | |
117 | const RM_ILEAVE_GENR: u32 = mktag!(b"genr"); | |
118 | const RM_ILEAVE_SIPR: u32 = mktag!(b"sipr"); | |
bb149b3b | 119 | const RM_ILEAVE_VBRF: u32 = mktag!(b"vbrf"); |
c19ce782 KS |
120 | const RM_ILEAVE_VBRS: u32 = mktag!(b"vbrs"); |
121 | ||
ce52b3b5 | 122 | impl RMAudioStream { |
c19ce782 KS |
123 | fn new(iinfo: Option<InterleaveInfo>) -> Self { |
124 | let deint; | |
1f4aa1f4 | 125 | let buf: Vec<u8>; |
c19ce782 KS |
126 | if let Some(info) = iinfo { |
127 | deint = match info.id { | |
128 | RM_ILEAVE_INT0 => Deinterleaver::None, | |
129 | RM_ILEAVE_INT4 => Deinterleaver::RA28_8, | |
130 | RM_ILEAVE_GENR => Deinterleaver::Generic, | |
131 | RM_ILEAVE_SIPR => Deinterleaver::Sipro, | |
bb149b3b | 132 | RM_ILEAVE_VBRF => Deinterleaver::VBR, |
c19ce782 KS |
133 | RM_ILEAVE_VBRS => Deinterleaver::VBR, |
134 | _ => {println!("unknown deint {:X}", info.id); Deinterleaver::None }, | |
135 | }; | |
fe07b469 KS |
136 | match deint { |
137 | Deinterleaver::None => { buf = Vec::new(); }, | |
6669c73b KS |
138 | Deinterleaver::RA28_8 | |
139 | Deinterleaver::Generic | | |
140 | Deinterleaver::Sipro => { | |
fe07b469 | 141 | let bsize = (info.frame_size as usize) * (info.factor as usize); |
e07387c7 | 142 | buf = vec![0; bsize]; |
fe07b469 | 143 | }, |
480d951e KS |
144 | Deinterleaver::VBR => { |
145 | buf = Vec::new(); | |
146 | }, | |
fe07b469 | 147 | }; |
c19ce782 KS |
148 | } else { |
149 | deint = Deinterleaver::None; | |
fe07b469 KS |
150 | buf = Vec::new(); |
151 | } | |
e07387c7 | 152 | RMAudioStream { deint, iinfo, buf, sub_packet: 0 } |
fe07b469 | 153 | } |
70910ac3 | 154 | fn read_apackets(&mut self, queued_packets: &mut Vec<NAPacket>, src: &mut ByteReader, stream: NAStreamRef, ts: u32, keyframe: bool, payload_size: usize) -> DemuxerResult<NAPacket> { |
8e14efb0 | 155 | let ts = stream.make_ts(Some(ts as u64), None, None); |
fe07b469 KS |
156 | |
157 | if keyframe { | |
158 | self.sub_packet = 0; | |
159 | } | |
160 | match self.deint { | |
6669c73b | 161 | Deinterleaver::None => { return src.read_packet(stream, ts, keyframe, payload_size); }, |
fe07b469 KS |
162 | Deinterleaver::RA28_8 => { |
163 | let iinfo = self.iinfo.unwrap(); | |
164 | let factor = iinfo.factor as usize; | |
165 | let halffact = factor >> 1; | |
166 | let fsize = iinfo.frame_size as usize; | |
167 | let bsize = iinfo.block_size as usize; | |
168 | let ppos = self.sub_packet; | |
169 | for sb in 0..halffact { | |
6f263099 KS |
170 | let dst = &mut self.buf[sb * 2 * fsize + ppos * bsize..][..bsize]; |
171 | src.read_buf(dst)?; | |
fe07b469 KS |
172 | } |
173 | self.sub_packet += 1; | |
174 | if self.sub_packet == factor { | |
175 | self.sub_packet = 0; | |
6669c73b | 176 | return Ok(NAPacket::new(stream, ts, true, self.buf.clone())); |
fe07b469 | 177 | } else { |
6669c73b | 178 | return Err(DemuxerError::TryAgain); |
fe07b469 KS |
179 | } |
180 | }, | |
6669c73b KS |
181 | Deinterleaver::Generic => { |
182 | let iinfo = self.iinfo.unwrap(); | |
183 | let factor = iinfo.factor as usize; | |
184 | let fsize = iinfo.frame_size as usize; | |
185 | let bsize = iinfo.block_size as usize; | |
186 | let factor2 = fsize / bsize; | |
187 | let ppos = self.sub_packet; | |
188 | ||
189 | for sb in 0..factor2 { | |
190 | let sb_pos = factor * sb + ((factor + 1) >> 1) * (ppos & 1) + (ppos >> 1); | |
6f263099 KS |
191 | let dst = &mut self.buf[bsize * sb_pos..][..bsize]; |
192 | src.read_buf(dst)?; | |
6669c73b KS |
193 | } |
194 | }, | |
195 | Deinterleaver::Sipro => { | |
196 | let iinfo = self.iinfo.unwrap(); | |
197 | let fsize = iinfo.frame_size as usize; | |
198 | let ppos = self.sub_packet; | |
199 | ||
6f263099 KS |
200 | let dst = &mut self.buf[fsize * ppos..][..fsize]; |
201 | src.read_buf(dst)?; | |
6669c73b | 202 | }, |
480d951e KS |
203 | Deinterleaver::VBR => { |
204 | validate!(payload_size >= 5); | |
205 | let hdrsizesize = src.read_u16be()?; | |
206 | let num_entries = (hdrsizesize / 16) as usize; | |
207 | validate!(payload_size >= num_entries * 3 + 2); | |
208 | let mut sizes: Vec<usize> = Vec::with_capacity(num_entries); | |
209 | let mut tot_size = 0; | |
210 | for _ in 0..num_entries { | |
211 | let sz = src.read_u16be()? as usize; | |
212 | tot_size += sz; | |
213 | sizes.push(sz); | |
214 | } | |
215 | validate!(tot_size + num_entries * 2 + 2 == payload_size); | |
8e14efb0 | 216 | let pkt_ts = stream.make_ts(None, None, None); |
480d951e KS |
217 | let mut first = true; |
218 | for size in sizes.iter() { | |
219 | let cur_ts = if first { ts } else { pkt_ts }; | |
220 | first = false; | |
221 | let pkt = src.read_packet(stream.clone(), cur_ts, true, *size)?; | |
222 | queued_packets.push(pkt); | |
223 | } | |
224 | queued_packets.reverse(); | |
225 | let pkt0 = queued_packets.pop().unwrap(); | |
226 | return Ok(pkt0); | |
227 | }, | |
6669c73b KS |
228 | }; |
229 | ||
230 | let iinfo = self.iinfo.unwrap(); | |
231 | let factor = iinfo.factor as usize; | |
5dfd175c | 232 | let fsize = if iinfo.block_size != 0 { iinfo.block_size } else { iinfo.frame_size } as usize; |
6669c73b KS |
233 | |
234 | self.sub_packet += 1; | |
235 | if self.sub_packet < factor { | |
236 | return Err(DemuxerError::TryAgain); | |
237 | } | |
238 | ||
239 | self.sub_packet = 0; | |
240 | ||
241 | if self.deint == Deinterleaver::Sipro { | |
76c275c9 | 242 | sipro_restore(&mut self.buf, factor, iinfo.frame_size as usize); |
6669c73b KS |
243 | } |
244 | ||
245 | let mut frames_iter = self.buf.chunks(fsize); | |
246 | let pkt0 = frames_iter.next().unwrap(); | |
247 | ||
8e14efb0 | 248 | let pkt_ts = stream.make_ts(None, None, None); |
6669c73b KS |
249 | for pkts in frames_iter { |
250 | let pkt = NAPacket::new(stream.clone(), pkt_ts, true, pkts.to_vec()); | |
251 | queued_packets.push(pkt); | |
c19ce782 | 252 | } |
6669c73b KS |
253 | queued_packets.reverse(); |
254 | Ok(NAPacket::new(stream, ts, true, pkt0.to_vec())) | |
ce52b3b5 KS |
255 | } |
256 | } | |
257 | ||
02cb1e03 KS |
258 | fn sipro_restore(buf: &mut [u8], factor: usize, fsize: usize) { |
259 | let stride = factor * fsize * 2 / 96; | |
260 | for i in 0..38 { | |
261 | let mut sidx = (RM_SIPRO_SWAPS[i][0] as usize) * stride; | |
262 | let mut didx = (RM_SIPRO_SWAPS[i][1] as usize) * stride; | |
263 | for _ in 0..stride { | |
264 | let in0 = buf[sidx >> 1]; | |
265 | let in1 = buf[didx >> 1]; | |
266 | let nib0 = (in0 >> ((sidx & 1) * 4)) & 0xF; | |
267 | let nib1 = (in1 >> ((didx & 1) * 4)) & 0xF; | |
268 | ||
269 | buf[didx >> 1] = (nib0 << (4 * (didx & 1))) | (in1 & (0xF << (4 * (!didx & 1)))); | |
270 | buf[sidx >> 1] = (nib1 << (4 * (sidx & 1))) | (in0 & (0xF << (4 * (!sidx & 1)))); | |
271 | ||
272 | sidx += 1; | |
273 | didx += 1; | |
274 | } | |
275 | } | |
276 | } | |
277 | ||
d4df9ee1 KS |
278 | struct SubstreamInfo { |
279 | id: u32, | |
280 | map: Vec<u16>, | |
281 | str_ids: Vec<u32>, | |
282 | } | |
283 | ||
284 | struct MLTIMapper { | |
285 | sub_info: Vec<SubstreamInfo>, | |
418bd0b8 | 286 | sstr_id: u32, |
d4df9ee1 KS |
287 | } |
288 | ||
289 | impl MLTIMapper { | |
290 | fn new() -> Self { | |
291 | MLTIMapper { | |
292 | sub_info: Vec::new(), | |
418bd0b8 | 293 | sstr_id: 0x10000, |
d4df9ee1 KS |
294 | } |
295 | } | |
296 | fn add_stream(&mut self, stream_no: u32) { | |
297 | let ssinfo = SubstreamInfo { id: stream_no, map: Vec::new(), str_ids: Vec::new() }; | |
298 | self.sub_info.push(ssinfo); | |
299 | } | |
418bd0b8 KS |
300 | fn get_substream_no(&self) -> u32 { |
301 | self.sstr_id - 1 | |
302 | } | |
d4df9ee1 KS |
303 | fn find_idx(&self, stream_no: u32) -> Option<usize> { |
304 | self.sub_info.iter().position(|x| x.id == stream_no) | |
305 | } | |
418bd0b8 KS |
306 | fn add_map_rule(&mut self, map_ss: u16) { |
307 | let idx = self.sub_info.len() - 1; | |
d4df9ee1 KS |
308 | self.sub_info[idx].map.push(map_ss); |
309 | } | |
418bd0b8 KS |
310 | fn add_substream(&mut self) { |
311 | let idx = self.sub_info.len() - 1; | |
312 | self.sub_info[idx].str_ids.push(self.sstr_id); | |
313 | self.sstr_id += 1; | |
d4df9ee1 KS |
314 | } |
315 | fn is_mlti_stream(&self, stream_no: u32) -> bool { | |
316 | self.find_idx(stream_no).is_some() | |
317 | } | |
318 | fn find_substream(&self, stream_no: u32, grp: u16) -> Option<u32> { | |
319 | if let Some(idx) = self.find_idx(stream_no) { | |
320 | if (grp as usize) < self.sub_info[idx].map.len() { | |
321 | let sub_id = self.sub_info[idx].map[grp as usize] as usize; | |
322 | if sub_id < self.sub_info[idx].str_ids.len() { | |
323 | return Some(self.sub_info[idx].str_ids[sub_id]); | |
324 | } | |
325 | } | |
326 | } | |
327 | None | |
328 | } | |
329 | } | |
330 | ||
ce52b3b5 KS |
331 | enum RMStreamType { |
332 | Audio(RMAudioStream), | |
333 | Video(RMVideoStream), | |
334 | Logical, | |
335 | Unknown, | |
336 | } | |
337 | ||
418bd0b8 KS |
338 | struct CommonStreamData { |
339 | streams: Vec<RMStreamType>, | |
340 | str_ids: Vec<u32>, | |
341 | mlti_mapper: MLTIMapper, | |
342 | } | |
343 | ||
344 | impl CommonStreamData { | |
345 | fn new() -> Self { | |
346 | CommonStreamData { | |
347 | streams: Vec::new(), | |
348 | str_ids: Vec::new(), | |
349 | mlti_mapper: MLTIMapper::new(), | |
350 | } | |
351 | } | |
352 | fn get_stream_id(&self, str_no: u32, pkt_grp: u16) -> u32 { | |
353 | if !self.mlti_mapper.is_mlti_stream(str_no) { | |
354 | str_no | |
355 | } else { | |
356 | self.mlti_mapper.find_substream(str_no, pkt_grp).unwrap() | |
357 | } | |
358 | } | |
359 | fn find_stream(&self, stream_id: u32) -> Option<usize> { | |
360 | self.str_ids.iter().position(|x| *x == stream_id) | |
361 | } | |
362 | } | |
363 | ||
ce52b3b5 KS |
364 | struct RealMediaDemuxer<'a> { |
365 | src: &'a mut ByteReader<'a>, | |
366 | data_pos: u64, | |
cdcbaa6c | 367 | data_end: u64, |
770bef6f | 368 | next_data: u64, |
db5cc44b | 369 | data_ver: u16, |
ce52b3b5 KS |
370 | num_packets: u32, |
371 | cur_packet: u32, | |
372 | ||
418bd0b8 | 373 | str_data: CommonStreamData, |
ce52b3b5 | 374 | |
cdcbaa6c KS |
375 | data_chunks: Vec<(u64, u32, u16)>, |
376 | cur_data_chunk: usize, | |
377 | ||
ce52b3b5 KS |
378 | queued_pkts: Vec<NAPacket>, |
379 | slice_buf: Vec<u8>, | |
380 | } | |
381 | ||
382 | fn find_codec_name(registry: &[(&[u8;4], &'static str)], fcc: u32) -> &'static str { | |
383 | for &(fourcc, name) in registry { | |
384 | if mktag!(fourcc) == fcc { return name; } | |
385 | } | |
386 | "unknown" | |
387 | } | |
388 | ||
389 | fn read_14or30(src: &mut ByteReader) -> DemuxerResult<(bool, u32)> { | |
390 | let tmp = src.read_u16be()?; | |
391 | let flag = (tmp & 0x8000) != 0; | |
392 | if (tmp & 0x4000) == 0x4000 { | |
393 | Ok((flag, ((tmp & 0x3FFF) as u32))) | |
394 | } else { | |
395 | let val = ((tmp as u32) << 16) | (src.read_u16be()? as u32); | |
396 | Ok((flag, val & 0x3FFFFFFF)) | |
397 | } | |
398 | } | |
399 | ||
70910ac3 | 400 | fn read_video_buf(src: &mut ByteReader, stream: NAStreamRef, ts: u32, keyframe: bool, frame_size: usize) -> DemuxerResult<NAPacket> { |
e6aaad5c | 401 | let size = frame_size + 9; |
e07387c7 | 402 | let mut vec: Vec<u8> = vec![0; size]; |
ce52b3b5 KS |
403 | //v[0] = 0; // 1 slice |
404 | vec[4] = 1; | |
405 | src.read_buf(&mut vec[9..])?; | |
406 | ||
8e14efb0 | 407 | let ts = stream.make_ts(Some(ts as u64), None, None); |
ce52b3b5 KS |
408 | Ok(NAPacket::new(stream, ts, keyframe, vec)) |
409 | } | |
410 | ||
70910ac3 | 411 | fn read_multiple_frame(src: &mut ByteReader, stream: NAStreamRef, keyframe: bool, skip_mtype: bool) -> DemuxerResult<NAPacket> { |
ce52b3b5 KS |
412 | if !skip_mtype { |
413 | let mtype = src.read_byte()?; | |
414 | validate!(mtype == 0xC0); | |
415 | } | |
416 | let (_, frame_size) = read_14or30(src)?; | |
417 | let (_, timestamp) = read_14or30(src)?; | |
c9aba47e | 418 | let _seq_no = src.read_byte()?; |
ce52b3b5 KS |
419 | |
420 | read_video_buf(src, stream, timestamp, keyframe, frame_size as usize) | |
421 | } | |
422 | ||
418bd0b8 KS |
423 | struct RMDemuxCommon {} |
424 | ||
425 | impl RMDemuxCommon { | |
a480a0de | 426 | fn parse_stream_info(str_data: &mut CommonStreamData, strmgr: &mut StreamManager, stream_no: u32, edata: &[u8], duration: u32) -> DemuxerResult<bool> { |
418bd0b8 | 427 | let mut is_mlti = false; |
fa57381e | 428 | let mut mr = MemoryReader::new_read(edata); |
418bd0b8 KS |
429 | let mut src = ByteReader::new(&mut mr); |
430 | let tag = src.read_u32be()?; | |
431 | let tag2 = src.peek_u32be()?; | |
418bd0b8 | 432 | if tag == mktag!('.', 'r', 'a', 0xFD) { |
a480a0de | 433 | Self::parse_audio_stream(strmgr, &mut str_data.streams, stream_no, &mut src, edata, duration)?; |
418bd0b8 | 434 | } else if ((tag2 == mktag!('V', 'I', 'D', 'O')) || (tag2 == mktag!('I', 'M', 'A', 'G'))) && ((tag as usize) <= edata.len()) { |
a480a0de | 435 | Self::parse_video_stream(strmgr, &mut str_data.streams, stream_no, &mut src, edata, tag2, duration)?; |
418bd0b8 | 436 | } else if tag == mktag!(b"LSD:") { |
e07387c7 | 437 | let extradata = Some(edata.to_owned()); |
418bd0b8 KS |
438 | |
439 | src.read_skip(4)?; //version | |
440 | let channels = src.read_u16be()?; | |
441 | let samp_size = src.read_u16be()?; | |
442 | let sample_rate = src.read_u32be()?; | |
443 | ||
418bd0b8 KS |
444 | let soniton = NASoniton::new(samp_size as u8, SONITON_FLAG_SIGNED); |
445 | let ahdr = NAAudioInfo::new(sample_rate, channels as u8, soniton, 1); | |
446 | let nainfo = NACodecInfo::new("ralf", NACodecTypeInfo::Audio(ahdr), extradata); | |
e6aaad5c | 447 | let res = strmgr.add_stream(NAStream::new(StreamType::Audio, stream_no, nainfo, 1, 1000, u64::from(duration))); |
418bd0b8 KS |
448 | if res.is_none() { return Err(MemoryError); } |
449 | let astr = RMAudioStream::new(None); | |
450 | str_data.streams.push(RMStreamType::Audio(astr)); | |
451 | } else if tag == mktag!(b"MLTI") { | |
452 | is_mlti = true; | |
453 | let num_rules = src.read_u16be()? as usize; | |
454 | let mut max_sub = 0; | |
455 | str_data.mlti_mapper.add_stream(stream_no); | |
456 | for _ in 0..num_rules { | |
457 | let substr = src.read_u16be()?; | |
458 | max_sub = max_sub.max(substr); | |
459 | str_data.mlti_mapper.add_map_rule(substr); | |
460 | } | |
461 | let num_substreams = src.read_u16be()? as usize; | |
462 | validate!(num_substreams > (max_sub as usize)); | |
463 | for _ in 0..num_substreams { | |
464 | let hdr_size = src.read_u32be()? as usize; | |
465 | validate!(hdr_size > 8); | |
466 | let pos = src.tell() as usize; | |
467 | src.read_skip(hdr_size)?; | |
468 | str_data.mlti_mapper.add_substream(); | |
469 | { | |
470 | let hdrsrc = &edata[pos..][..hdr_size]; | |
471 | let mut mr = MemoryReader::new_read(hdrsrc); | |
472 | let mut hsrc = ByteReader::new(&mut mr); | |
473 | ||
474 | let tag = hsrc.read_u32be()?; | |
475 | let tag2 = hsrc.peek_u32be()?; | |
476 | let stream_no = str_data.mlti_mapper.get_substream_no(); | |
477 | //todo check that all substreams are of the same type"); | |
478 | if tag == mktag!('.', 'r', 'a', 0xFD) { | |
a480a0de | 479 | Self::parse_audio_stream(strmgr, &mut str_data.streams, stream_no, &mut hsrc, hdrsrc, duration)?; |
418bd0b8 | 480 | } else if (tag2 == mktag!('V', 'I', 'D', 'O')) && ((tag as usize) <= hdr_size) { |
a480a0de | 481 | Self::parse_video_stream(strmgr, &mut str_data.streams, stream_no, &mut hsrc, hdrsrc, tag2, duration)?; |
418bd0b8 KS |
482 | } else { |
483 | println!("unknown MLTI substream {:08X} / {:08X}", tag, tag2); | |
484 | return Err(DemuxerError::InvalidData); | |
485 | } | |
486 | str_data.str_ids.push(stream_no); | |
487 | } | |
488 | } | |
489 | } else { | |
490 | str_data.streams.push(RMStreamType::Logical); | |
491 | } | |
492 | Ok(is_mlti) | |
493 | } | |
a480a0de | 494 | fn parse_audio_stream(strmgr: &mut StreamManager, streams: &mut Vec<RMStreamType>, stream_no: u32, src: &mut ByteReader, edata_: &[u8], duration: u32) -> DemuxerResult<()> { |
418bd0b8 KS |
495 | let ver = src.read_u16be()?; |
496 | let ainfo = match ver { | |
497 | 3 => { | |
498 | parse_aformat3(src)? | |
499 | }, | |
500 | 4 => { | |
501 | parse_aformat4(src)? | |
502 | }, | |
503 | 5 => { | |
504 | parse_aformat5(src)? | |
505 | }, | |
506 | _ => { | |
507 | println!("unknown version {}", ver); | |
508 | return Err(DemuxerError::InvalidData); | |
509 | }, | |
510 | }; | |
418bd0b8 KS |
511 | let cname = find_codec_name(RM_AUDIO_CODEC_REGISTER, ainfo.fcc); |
512 | let blk_size = if ainfo.fcc != mktag!(b"sipr") { | |
e614e5e6 KS |
513 | if let Some(ref iinfo) = ainfo.ileave_info { |
514 | iinfo.block_size as usize | |
515 | } else { | |
516 | ainfo.granularity as usize | |
517 | } | |
418bd0b8 KS |
518 | } else { |
519 | validate!(ainfo.flavor <= 3); | |
520 | RM_SIPRO_BLOCK_SIZES[ainfo.flavor as usize] | |
521 | }; | |
522 | let srate = ainfo.sample_rate; | |
523 | let soniton = NASoniton::new(ainfo.sample_size as u8, SONITON_FLAG_SIGNED); | |
524 | let ahdr = NAAudioInfo::new(srate, ainfo.channels as u8, soniton, blk_size); | |
525 | let extradata = if ainfo.edata_size == 0 { | |
526 | None | |
527 | } else { | |
528 | let eslice = &edata_[(src.tell() as usize)..]; | |
529 | Some(eslice.to_vec()) | |
530 | }; | |
a480a0de | 531 | let duration = if duration == 0 { ainfo.get_duration(1000) } else { u64::from(duration) }; |
418bd0b8 | 532 | let nainfo = NACodecInfo::new(cname, NACodecTypeInfo::Audio(ahdr), extradata); |
e6aaad5c | 533 | let res = strmgr.add_stream(NAStream::new(StreamType::Audio, stream_no, nainfo, 1, 1000, duration)); |
418bd0b8 KS |
534 | if res.is_none() { return Err(MemoryError); } |
535 | ||
536 | let astr = RMAudioStream::new(ainfo.ileave_info); | |
537 | streams.push(RMStreamType::Audio(astr)); | |
538 | Ok(()) | |
539 | } | |
540 | #[allow(unused_variables)] | |
a480a0de | 541 | fn parse_video_stream(strmgr: &mut StreamManager, streams: &mut Vec<RMStreamType>, stream_no: u32, src: &mut ByteReader, edata_: &[u8], tag2: u32, duration: u32) -> DemuxerResult<()> { |
418bd0b8 KS |
542 | src.read_skip(4)?; |
543 | let fcc = src.read_u32be()?; | |
544 | let width = src.read_u16be()? as usize; | |
545 | let height = src.read_u16be()? as usize; | |
546 | let bpp = src.read_u16be()?; | |
547 | let pad_w = src.read_u16be()?; | |
548 | let pad_h = src.read_u16be()?; | |
59dc9182 | 549 | let _fps; |
418bd0b8 | 550 | if tag2 == mktag!('V', 'I', 'D', 'O') { |
59dc9182 | 551 | _fps = src.read_u32be()?; |
418bd0b8 | 552 | } else { |
59dc9182 | 553 | _fps = 0x10000; |
418bd0b8 KS |
554 | } |
555 | let extradata: Option<Vec<u8>>; | |
556 | if src.left() > 0 { | |
557 | let eslice = &edata_[(src.tell() as usize)..]; | |
558 | extradata = Some(eslice.to_vec()); | |
559 | } else { | |
560 | extradata = None; | |
561 | } | |
562 | let cname = find_codec_name(RM_VIDEO_CODEC_REGISTER, fcc); | |
563 | ||
564 | let vhdr = NAVideoInfo::new(width, height, false, RGB24_FORMAT); | |
565 | let vinfo = NACodecInfo::new(cname, NACodecTypeInfo::Video(vhdr), extradata); | |
e6aaad5c | 566 | let res = strmgr.add_stream(NAStream::new(StreamType::Video, stream_no, vinfo, 1, 1000, u64::from(duration))); |
418bd0b8 KS |
567 | if res.is_none() { return Err(DemuxerError::MemoryError); } |
568 | ||
569 | let vstr = RMVideoStream::new(); | |
570 | streams.push(RMStreamType::Video(vstr)); | |
571 | Ok(()) | |
572 | } | |
573 | #[allow(unused_variables)] | |
e6aaad5c | 574 | #[allow(clippy::question_mark)] |
70910ac3 | 575 | fn parse_packet_payload(src: &mut ByteReader, rmstream: &mut RMStreamType, stream: NAStreamRef, slice_buf: &mut Vec<u8>, queued_pkts: &mut Vec<NAPacket>, keyframe: bool, ts: u32, payload_size: usize) -> DemuxerResult<NAPacket> { |
418bd0b8 KS |
576 | match rmstream { |
577 | RMStreamType::Video(ref mut vstr) => { | |
578 | ||
579 | let pos = src.tell(); | |
580 | let b0 = src.read_byte()?; | |
581 | match b0 >> 6 { | |
582 | 0 => { // partial frame | |
583 | let b1 = src.read_byte()?; | |
584 | let hdr1 = ((b0 as u16) << 8) | (b1 as u16); | |
585 | let num_pkts = ((hdr1 >> 7) & 0x7F) as usize; | |
586 | let packet_num = hdr1 & 0x7F; | |
587 | let (_, frame_size) = read_14or30(src)?; | |
588 | let (_, off) = read_14or30(src)?; | |
589 | let seq_no = src.read_byte()?; | |
418bd0b8 KS |
590 | let hdr_skip = (src.tell() - pos) as usize; |
591 | ||
e6aaad5c | 592 | let slice_size = payload_size - hdr_skip; |
418bd0b8 KS |
593 | slice_buf.resize(slice_size, 0); |
594 | src.read_buf(slice_buf.as_mut_slice())?; | |
595 | if packet_num == 1 { | |
596 | vstr.start_slice(num_pkts, frame_size as usize, slice_buf.as_slice()); | |
597 | } else { | |
d254ca17 | 598 | vstr.add_slice(packet_num as usize, slice_buf.as_slice())?; |
418bd0b8 KS |
599 | } |
600 | if (packet_num as usize) < num_pkts { | |
601 | return Err(DemuxerError::TryAgain); | |
602 | } | |
603 | //todo: check if full frame is received | |
8e14efb0 | 604 | let ts = stream.make_ts(Some(ts as u64), None, None); |
418bd0b8 KS |
605 | let pkt = NAPacket::new(stream, ts, keyframe, vstr.get_frame_data()); |
606 | Ok(pkt) | |
607 | }, | |
608 | 1 => { // whole frame | |
609 | let seq_no = src.read_byte()?; | |
418bd0b8 KS |
610 | read_video_buf(src, stream, ts, keyframe, payload_size - 2) |
611 | }, | |
612 | 2 => { // last partial frame | |
613 | let b1 = src.read_byte()?; | |
614 | let hdr1 = ((b0 as u16) << 8) | (b1 as u16); | |
615 | let num_pkts = ((hdr1 >> 7) & 0x7F) as usize; | |
616 | let packet_num = hdr1 & 0x7F; | |
617 | let (_, frame_size) = read_14or30(src)?; | |
618 | let (_, tail_size) = read_14or30(src)?; | |
619 | let seq_no = src.read_byte()?; | |
418bd0b8 KS |
620 | slice_buf.resize(tail_size as usize, 0); |
621 | src.read_buf(slice_buf.as_mut_slice())?; | |
622 | if packet_num == 1 && frame_size == tail_size { | |
623 | vstr.start_slice(num_pkts, frame_size as usize, slice_buf.as_slice()); | |
624 | } else { | |
d254ca17 | 625 | vstr.add_slice(packet_num as usize, slice_buf.as_slice())?; |
418bd0b8 KS |
626 | } |
627 | ||
628 | while src.tell() < pos + (payload_size as u64) { | |
629 | let res = read_multiple_frame(src, stream.clone(), false, false); | |
630 | if res.is_err() { break; } | |
631 | queued_pkts.push(res.unwrap()); | |
632 | } | |
633 | queued_pkts.reverse(); | |
8e14efb0 | 634 | let ts = stream.make_ts(Some(ts as u64), None, None); |
418bd0b8 KS |
635 | let pkt = NAPacket::new(stream, ts, keyframe, vstr.get_frame_data()); |
636 | Ok(pkt) | |
637 | }, | |
638 | _ => { // multiple frames | |
418bd0b8 KS |
639 | let res = read_multiple_frame(src, stream.clone(), keyframe, true); |
640 | if res.is_err() { return res; } | |
641 | while src.tell() < pos + (payload_size as u64) { | |
642 | let res = read_multiple_frame(src, stream.clone(), false, false); | |
643 | if res.is_err() { break; } | |
644 | queued_pkts.push(res.unwrap()); | |
645 | } | |
646 | queued_pkts.reverse(); | |
647 | res | |
648 | }, | |
649 | } | |
650 | }, | |
651 | RMStreamType::Audio(ref mut astr) => { | |
652 | astr.read_apackets(queued_pkts, src, stream, ts, keyframe, payload_size) | |
653 | }, | |
654 | _ => { | |
655 | src.read_skip(payload_size)?; | |
656 | Err(DemuxerError::InvalidData) | |
657 | }, | |
658 | } | |
659 | } | |
660 | } | |
661 | ||
ce52b3b5 | 662 | impl<'a> DemuxCore<'a> for RealMediaDemuxer<'a> { |
cdcbaa6c KS |
663 | fn open(&mut self, strmgr: &mut StreamManager, seek_idx: &mut SeekIndex) -> DemuxerResult<()> { |
664 | self.read_header(strmgr, seek_idx)?; | |
ce52b3b5 KS |
665 | Ok(()) |
666 | } | |
667 | ||
668 | #[allow(unused_variables)] | |
669 | fn get_frame(&mut self, strmgr: &mut StreamManager) -> DemuxerResult<NAPacket> { | |
670 | if !self.queued_pkts.is_empty() { | |
671 | let pkt = self.queued_pkts.pop().unwrap(); | |
672 | return Ok(pkt); | |
673 | } | |
674 | loop { | |
cdcbaa6c KS |
675 | if (self.cur_packet >= self.num_packets) || (self.src.tell() >= self.data_end) { |
676 | self.cur_data_chunk += 1; | |
677 | if self.cur_data_chunk < self.data_chunks.len() { | |
678 | let (pos, _, _) = self.data_chunks[self.cur_data_chunk]; | |
679 | self.src.seek(SeekFrom::Start(pos))?; | |
770bef6f KS |
680 | let res = read_chunk(self.src); |
681 | if let Ok((id, size, ver)) = res { | |
682 | self.data_pos = self.src.tell(); | |
683 | self.data_ver = ver; | |
cdcbaa6c | 684 | self.data_end = self.data_pos + (size as u64); |
770bef6f KS |
685 | if self.parse_data_start().is_ok() { |
686 | continue; | |
687 | } | |
688 | } | |
689 | } | |
690 | return Err(DemuxerError::EOF); | |
691 | } | |
ce52b3b5 KS |
692 | |
693 | let pkt_start = self.src.tell(); | |
7348405b | 694 | let ver = self.src.read_u16be()?; |
ce52b3b5 KS |
695 | validate!(ver <= 1); |
696 | let len = self.src.read_u16be()? as usize; | |
d4df9ee1 | 697 | let str_no = self.src.read_u16be()? as u32; |
ce52b3b5 | 698 | let ts = self.src.read_u32be()?; |
d4df9ee1 | 699 | let pkt_grp; |
770bef6f | 700 | let flags; |
ce52b3b5 | 701 | if ver == 0 { |
d4df9ee1 | 702 | pkt_grp = self.src.read_byte()? as u16; |
770bef6f | 703 | flags = self.src.read_byte()?; |
ce52b3b5 | 704 | } else { |
7348405b | 705 | //asm_rule = self.src.read_u16be()?; |
d4df9ee1 | 706 | //asm_flags = self.src.read_byte()?; |
ce52b3b5 | 707 | self.src.read_skip(2)?; |
d4df9ee1 | 708 | pkt_grp = 0; |
770bef6f KS |
709 | self.src.read_skip(1)?; |
710 | flags = 0; | |
ce52b3b5 | 711 | } |
ce52b3b5 | 712 | let hdr_size = self.src.tell() - pkt_start; |
d4df9ee1 | 713 | //println!("packet @{:X} size {} for {} ts {} grp {} flags {:X}", pkt_start, len, str_no, ts, pkt_grp, flags); |
ce52b3b5 KS |
714 | self.cur_packet += 1; |
715 | ||
716 | let payload_size = len - (hdr_size as usize); | |
717 | ||
e6aaad5c | 718 | let stream_id = self.str_data.get_stream_id(str_no, pkt_grp); |
418bd0b8 | 719 | let sr = self.str_data.find_stream(stream_id); |
ce52b3b5 | 720 | if sr.is_none() { |
ce52b3b5 KS |
721 | self.src.read_skip(payload_size)?; |
722 | return Err(DemuxerError::InvalidData); | |
723 | } | |
724 | let str_id = sr.unwrap(); | |
d4df9ee1 KS |
725 | |
726 | let streamres = strmgr.get_stream_by_id(stream_id); | |
c9aba47e KS |
727 | if streamres.is_none() { |
728 | self.src.read_skip(payload_size)?; | |
729 | continue; | |
730 | } | |
731 | let stream = streamres.unwrap(); | |
d4df9ee1 | 732 | if strmgr.is_ignored_id(stream_id) { |
ce52b3b5 KS |
733 | self.src.read_skip(payload_size)?; |
734 | continue; | |
735 | } | |
736 | //todo skip unwanted packet | |
737 | let keyframe = (flags & KEYFRAME_FLAG) != 0; | |
738 | ||
6f263099 | 739 | let ret = RMDemuxCommon::parse_packet_payload(self.src, &mut self.str_data.streams[str_id], stream, &mut self.slice_buf, &mut self.queued_pkts, keyframe, ts, payload_size); |
418bd0b8 KS |
740 | if let Err(DemuxerError::TryAgain) = ret { |
741 | continue; | |
742 | } else { | |
743 | return ret; | |
744 | } | |
ce52b3b5 KS |
745 | } |
746 | } | |
747 | ||
748 | #[allow(unused_variables)] | |
24d99894 | 749 | fn seek(&mut self, time: NATimePoint, seek_idx: &SeekIndex) -> DemuxerResult<()> { |
cdcbaa6c KS |
750 | self.queued_pkts.clear(); |
751 | let ret = seek_idx.find_pos(time); | |
752 | if ret.is_none() { | |
753 | return Err(DemuxerError::SeekError); | |
754 | } | |
755 | let ret = ret.unwrap(); | |
756 | let seek_pos = ret.pos; | |
757 | for (pos, size, ver) in self.data_chunks.iter() { | |
758 | if seek_pos < *pos { continue; } | |
759 | let end = *pos + (*size as u64); | |
760 | if seek_pos < end { | |
761 | self.cur_packet = 0; | |
762 | self.data_pos = seek_pos; | |
763 | self.data_ver = *ver; | |
764 | self.data_end = end; | |
765 | self.src.seek(SeekFrom::Start(seek_pos))?; | |
766 | return Ok(()); | |
767 | } | |
768 | } | |
769 | Err(DemuxerError::SeekError) | |
ce52b3b5 | 770 | } |
a480a0de KS |
771 | |
772 | fn get_duration(&self) -> u64 { 0 } | |
ce52b3b5 KS |
773 | } |
774 | ||
787b8d03 KS |
775 | impl<'a> NAOptionHandler for RealMediaDemuxer<'a> { |
776 | fn get_supported_options(&self) -> &[NAOptionDefinition] { &[] } | |
777 | fn set_options(&mut self, _options: &[NAOption]) { } | |
778 | fn query_option_value(&self, _name: &str) -> Option<NAValue> { None } | |
779 | } | |
780 | ||
ce52b3b5 KS |
781 | fn read_chunk(src: &mut ByteReader) -> DemuxerResult<(u32, u32, u16)> { |
782 | let id = src.read_u32be()?; | |
6132225f | 783 | if id == 0 { return Ok((0, 0, 0)); } |
ce52b3b5 | 784 | let size = src.read_u32be()?; |
9f45e528 KS |
785 | if size == 0 { |
786 | let ver = src.read_u16be()?; | |
db5cc44b | 787 | validate!(ver <= 2); |
9f45e528 KS |
788 | return Ok((id, 0x0FFFFFFF, ver)); |
789 | } | |
ce52b3b5 KS |
790 | validate!(size >= 10); |
791 | let ver = src.read_u16be()?; | |
db5cc44b | 792 | validate!(ver <= 2); |
ce52b3b5 KS |
793 | Ok((id, size, ver)) |
794 | } | |
795 | ||
c19ce782 KS |
796 | #[derive(Clone,Copy,Debug)] |
797 | struct InterleaveInfo { | |
798 | id: u32, | |
799 | factor: u16, | |
800 | block_size: u16, | |
801 | frame_size: u16, | |
802 | } | |
803 | ||
804 | #[derive(Clone,Copy,Debug)] | |
3518aa85 | 805 | #[allow(dead_code)] |
c19ce782 KS |
806 | struct RealAudioInfo { |
807 | fcc: u32, | |
808 | sample_rate: u32, | |
809 | sample_size: u16, | |
02cb1e03 | 810 | flavor: u16, |
c19ce782 KS |
811 | channels: u16, |
812 | channel_mask: u32, | |
813 | granularity: u32, | |
814 | bytes_per_minute: u32, | |
815 | total_bytes: u32, | |
816 | edata_size: u32, | |
817 | ileave_info: Option<InterleaveInfo> | |
818 | } | |
819 | ||
a480a0de KS |
820 | impl RealAudioInfo { |
821 | fn get_duration(&self, base: u32) -> u64 { | |
822 | if self.bytes_per_minute != 0 { | |
823 | u64::from(self.total_bytes) * 60 * u64::from(base) / u64::from(self.bytes_per_minute) | |
824 | } else { | |
825 | 0 | |
826 | } | |
827 | } | |
828 | } | |
829 | ||
c19ce782 KS |
830 | fn skip_ra_metadata(src: &mut ByteReader) -> DemuxerResult<()> { |
831 | let title_len = src.read_byte()? as usize; | |
832 | src.read_skip(title_len)?; | |
833 | let author_len = src.read_byte()? as usize; | |
834 | src.read_skip(author_len)?; | |
835 | let copywrong_len = src.read_byte()? as usize; | |
836 | src.read_skip(copywrong_len)?; | |
837 | let comment_len = src.read_byte()? as usize; | |
838 | src.read_skip(comment_len)?; | |
839 | Ok(()) | |
840 | } | |
841 | ||
842 | #[allow(unused_variables)] | |
843 | fn parse_aformat3(src: &mut ByteReader) -> DemuxerResult<RealAudioInfo> { | |
844 | let start = src.tell(); | |
845 | let header_len = src.read_u16be()?; | |
846 | validate!(header_len >= 24); | |
847 | let flavor = src.read_u16be()?; | |
848 | let granularity = src.read_u32be()?; | |
849 | let bytes_per_minute = src.read_u32be()?; | |
850 | let total_bytes = src.read_u32be()?; | |
851 | ||
852 | skip_ra_metadata(src)?; | |
853 | ||
0d9dc164 KS |
854 | // the original RealAudio has no such fields |
855 | let fcc = if src.tell() != start + u64::from(header_len) + 2 { | |
856 | let _can_copy = src.read_byte()?; | |
857 | let fcc_len = src.read_byte()?; | |
858 | validate!(fcc_len == 0 || fcc_len == 4); | |
859 | src.read_u32be()? | |
860 | } else { | |
861 | read_u32be(b"lpcJ")? | |
862 | }; | |
c19ce782 KS |
863 | |
864 | let end = src.tell(); | |
865 | validate!(end - start <= (header_len as u64) + 2); | |
866 | ||
867 | Ok(RealAudioInfo { | |
e07387c7 | 868 | fcc, flavor, |
02cb1e03 | 869 | sample_rate: 8000, sample_size: 16, channels: 1, channel_mask: 0, |
e07387c7 KS |
870 | granularity, bytes_per_minute, |
871 | total_bytes, edata_size: 0, | |
c19ce782 KS |
872 | ileave_info: None, |
873 | }) | |
874 | } | |
875 | ||
876 | #[allow(unused_variables)] | |
877 | fn parse_aformat4(src: &mut ByteReader) -> DemuxerResult<RealAudioInfo> { | |
878 | let start = src.tell(); | |
879 | src.read_skip(2)?; // zeroes | |
880 | let id = src.read_u32be()?; | |
881 | validate!(id == mktag!(b".ra4")); | |
882 | let data_size = src.read_u32be()?; | |
883 | let _ver4 = src.read_u16be()?; // should be 4 | |
884 | let header_size = src.read_u32be()?; | |
02cb1e03 | 885 | let flavor = src.read_u16be()?; |
c19ce782 KS |
886 | let granularity = src.read_u32be()?; |
887 | let total_bytes = src.read_u32be()?; | |
888 | let bytes_per_minute = src.read_u32be()?; | |
889 | let _bytes_per_minute2 = src.read_u32be()?; | |
890 | let ileave_factor = src.read_u16be()?; | |
891 | let ileave_block_size = src.read_u16be()?; | |
892 | let _user_data = src.read_u16be()?; | |
893 | let sample_rate = src.read_u32be()?; | |
894 | let sample_size = src.read_u32be()?; | |
895 | let channels = src.read_u16be()?; | |
896 | let interleaver_id_len = src.read_byte()?; | |
897 | validate!(interleaver_id_len == 4); | |
898 | let interleaver_id = src.read_u32be()?; | |
899 | let fcc_len = src.read_byte()?; | |
900 | validate!(fcc_len == 4); | |
901 | let fcc = src.read_u32be()?; | |
902 | let is_interleaved = src.read_byte()?; | |
903 | let _can_copy = src.read_byte()?; | |
904 | let _stream_type = src.read_byte()?; | |
905 | ||
906 | skip_ra_metadata(src)?; | |
907 | ||
908 | let end = src.tell(); | |
909 | validate!(end - start <= (header_size as u64) + 10); | |
910 | ||
911 | let ileave_info = if is_interleaved != 0 { | |
912 | Some(InterleaveInfo { | |
fe07b469 KS |
913 | id: interleaver_id, factor: ileave_factor, block_size: granularity as u16, |
914 | frame_size: ileave_block_size, | |
c19ce782 KS |
915 | }) |
916 | } else { | |
917 | None | |
918 | }; | |
919 | ||
920 | Ok(RealAudioInfo { | |
e07387c7 KS |
921 | fcc, flavor, |
922 | sample_rate, sample_size: sample_size as u16, channels, channel_mask: 0, | |
923 | granularity, bytes_per_minute, | |
c19ce782 | 924 | total_bytes: total_bytes & 0xFFFFFF, edata_size: 0, |
e07387c7 | 925 | ileave_info, |
c19ce782 KS |
926 | }) |
927 | } | |
928 | ||
929 | #[allow(unused_variables)] | |
930 | fn parse_aformat5(src: &mut ByteReader) -> DemuxerResult<RealAudioInfo> { | |
931 | let start = src.tell(); | |
932 | src.read_skip(2)?; // zeroes | |
933 | let id = src.read_u32be()?; | |
db5cc44b | 934 | validate!((id == mktag!(b".ra5")) || (id == mktag!(b".ra4"))); |
c19ce782 KS |
935 | let data_size = src.read_u32be()?; |
936 | let _ver5 = src.read_u16be()?; // should be 5 | |
937 | let header_size = src.read_u32be()?; | |
02cb1e03 | 938 | let flavor = src.read_u16be()?; |
c19ce782 KS |
939 | let granularity = src.read_u32be()?; |
940 | let total_bytes = src.read_u32be()?; | |
941 | let bytes_per_minute = src.read_u32be()?; | |
942 | let _bytes_per_minute2 = src.read_u32be()?; | |
943 | let ileave_factor = src.read_u16be()?; | |
c19ce782 | 944 | let frame_size = src.read_u16be()?; |
6669c73b | 945 | let ileave_block_size = src.read_u16be()?; |
c19ce782 KS |
946 | let user_data = src.read_u32be()?; |
947 | let _sample_rate1 = src.read_u16be()?; | |
948 | let sample_rate = src.read_u32be()?; | |
949 | let sample_size = src.read_u32be()?; | |
950 | let channels = src.read_u16be()?; | |
951 | let interleaver_id = src.read_u32be()?; | |
952 | let fcc = src.read_u32be()?; | |
953 | let is_interleaved = src.read_byte()?; | |
954 | let _can_copy = src.read_byte()?; | |
955 | let _stream_type = src.read_byte()?; | |
956 | let has_ileave_pattern = src.read_byte()?; | |
957 | if has_ileave_pattern != 0 { | |
958 | unimplemented!("ra5 interleave pattern"); | |
959 | } | |
843c8c87 | 960 | let mut edata_size = src.read_u32be()?; |
c19ce782 | 961 | let end = src.tell(); |
db5cc44b KS |
962 | if id == mktag!(b".ra5") { |
963 | validate!(end - start <= (header_size as u64) + 10); | |
bb149b3b | 964 | // src.read_skip(((end - start) as usize) - (header_size as usize) - 10)?; |
db5cc44b KS |
965 | } else { |
966 | validate!(end - start <= (header_size as u64) + 15); | |
967 | } | |
c19ce782 KS |
968 | |
969 | let ileave_info = if is_interleaved != 0 { | |
970 | Some(InterleaveInfo { | |
e07387c7 | 971 | id: interleaver_id, factor: ileave_factor, block_size: ileave_block_size, frame_size, |
c19ce782 KS |
972 | }) |
973 | } else { | |
974 | None | |
975 | }; | |
843c8c87 KS |
976 | if (fcc == mktag!(b"raac")) || (fcc == mktag!(b"racp")) { |
977 | validate!(edata_size > 1); | |
978 | edata_size -= 1; | |
979 | src.read_skip(1)?; | |
980 | } | |
c19ce782 KS |
981 | |
982 | Ok(RealAudioInfo { | |
e07387c7 KS |
983 | fcc, flavor, |
984 | sample_rate, sample_size: sample_size as u16, channels, channel_mask: 0, | |
985 | granularity, bytes_per_minute, | |
986 | total_bytes: total_bytes & 0xFFFFFF, edata_size, | |
987 | ileave_info, | |
c19ce782 KS |
988 | }) |
989 | } | |
990 | ||
ce52b3b5 KS |
991 | const RMVB_HDR_SIZE: u32 = 18; |
992 | const RMVB_PROP_SIZE: u32 = 50; | |
993 | const KEYFRAME_FLAG: u8 = 0x02; | |
994 | ||
995 | impl<'a> RealMediaDemuxer<'a> { | |
996 | fn new(io: &'a mut ByteReader<'a>) -> Self { | |
997 | RealMediaDemuxer { | |
998 | src: io, | |
999 | data_pos: 0, | |
cdcbaa6c | 1000 | data_end: 0, |
770bef6f | 1001 | next_data: 0, |
db5cc44b | 1002 | data_ver: 0, |
ce52b3b5 KS |
1003 | num_packets: 0, |
1004 | cur_packet: 0, | |
418bd0b8 | 1005 | str_data: CommonStreamData::new(), |
cdcbaa6c KS |
1006 | data_chunks: Vec::new(), |
1007 | cur_data_chunk: 0, | |
ce52b3b5 KS |
1008 | queued_pkts: Vec::new(), |
1009 | slice_buf: Vec::new(), | |
1010 | } | |
1011 | } | |
1012 | #[allow(unused_variables)] | |
cdcbaa6c | 1013 | fn read_header(&mut self, strmgr: &mut StreamManager, seek_idx: &mut SeekIndex) -> DemuxerResult<()> { |
ce52b3b5 | 1014 | let (id, size, ver) = read_chunk(self.src)?; |
db5cc44b | 1015 | validate!((id == mktag!(b".RMF")) || (id == mktag!(b".RMP"))); |
ce52b3b5 KS |
1016 | validate!(size >= RMVB_HDR_SIZE); |
1017 | let fver = self.src.read_u32be()?; | |
1018 | validate!(fver <= 1); | |
1019 | let num_hdr = self.src.read_u32be()? as usize; | |
1020 | validate!(num_hdr >= 1); | |
1021 | if size > RMVB_HDR_SIZE { | |
1022 | self.src.read_skip((size - RMVB_HDR_SIZE) as usize)?; | |
1023 | } | |
1024 | ||
1025 | let (id, size, ver) = read_chunk(self.src)?; | |
db5cc44b KS |
1026 | let prop_size = if ver == 0 { RMVB_PROP_SIZE } else { RMVB_PROP_SIZE + 4 }; |
1027 | validate!(size >= prop_size); | |
1028 | validate!((ver == 0) || (ver == 2)); | |
ce52b3b5 KS |
1029 | let maxbr = self.src.read_u32be()?; |
1030 | let avgbr = self.src.read_u32be()?; | |
1031 | let maxps = self.src.read_u32be()?; | |
1032 | let avgps = self.src.read_u32be()?; | |
1033 | let num_pkt = self.src.read_u32be()? as usize; | |
1034 | let duration = self.src.read_u32be()?; | |
1035 | let preroll = self.src.read_u32be()?; | |
87c1d476 | 1036 | let idx_off = self.src.read_size(ver)?; |
ce52b3b5 KS |
1037 | let data_off = self.src.read_u32be()?; |
1038 | let num_streams = self.src.read_u16be()? as usize; | |
1039 | let flags = self.src.read_u16be()?; | |
db5cc44b KS |
1040 | if size > prop_size { |
1041 | self.src.read_skip((size - prop_size) as usize)?; | |
ce52b3b5 KS |
1042 | } |
1043 | ||
1044 | for _ in 0..num_hdr { | |
c9aba47e KS |
1045 | if self.src.is_eof() { |
1046 | //warn maybe? | |
1047 | break; | |
1048 | } | |
cdcbaa6c | 1049 | let res = self.parse_chunk(strmgr, seek_idx); |
c9aba47e KS |
1050 | match res { |
1051 | Ok(last) => { if last { break; } }, | |
1052 | Err(DemuxerError::IOError) => { break; }, | |
b7b96b4c | 1053 | Err(etype) => { |
fa57381e | 1054 | if self.data_chunks.is_empty() { // data is not found, report error |
b7b96b4c KS |
1055 | return Err(etype); |
1056 | } | |
1057 | }, | |
c9aba47e | 1058 | }; |
ce52b3b5 | 1059 | } |
fa57381e | 1060 | validate!(!self.data_chunks.is_empty()); |
cdcbaa6c KS |
1061 | self.cur_data_chunk = 0; |
1062 | let (pos, size, ver) = self.data_chunks[self.cur_data_chunk]; | |
1063 | self.data_pos = pos; | |
1064 | self.data_ver = ver; | |
1065 | self.data_end = pos + (size as u64); | |
1066 | self.src.seek(SeekFrom::Start(self.data_pos + 10))?; | |
770bef6f KS |
1067 | self.parse_data_start()?; |
1068 | Ok(()) | |
1069 | } | |
1070 | fn parse_data_start(&mut self) -> DemuxerResult<()> { | |
ce52b3b5 | 1071 | let num_packets = self.src.read_u32be()?; |
db5cc44b KS |
1072 | if self.data_ver == 2 { |
1073 | self.src.read_skip(12)?; // zeroes? | |
1074 | } | |
ce52b3b5 | 1075 | let next_data_hdr = self.src.read_u32be()?; |
9f45e528 | 1076 | self.num_packets = if num_packets > 0 { num_packets } else { 0xFFFFFF }; |
ce52b3b5 | 1077 | self.cur_packet = 0; |
770bef6f | 1078 | self.next_data = next_data_hdr as u64; |
ce52b3b5 KS |
1079 | Ok(()) |
1080 | } | |
cdcbaa6c | 1081 | fn parse_chunk(&mut self, strmgr: &mut StreamManager, seek_idx: &mut SeekIndex) -> DemuxerResult<bool> { |
ce52b3b5 KS |
1082 | let (id, size, ver) = read_chunk(self.src)?; |
1083 | let end_pos = self.src.tell() - 10 + (size as u64); | |
1084 | ||
db5cc44b | 1085 | validate!((ver == 0) || (ver == 2)); |
ce52b3b5 KS |
1086 | if id == mktag!(b"CONT") { self.parse_content_desc()?; } |
1087 | else if id == mktag!(b"MDPR") { self.parse_mdpr(strmgr)?; } | |
cdcbaa6c KS |
1088 | else if id == mktag!(b"DATA") { |
1089 | self.data_chunks.push((self.src.tell() - 10, size, ver)); | |
1090 | } | |
9da33f04 KS |
1091 | else if id == mktag!(b"INDX") { |
1092 | if !seek_idx.skip_index { | |
1093 | self.parse_index(seek_idx, (size as usize) - 10, ver)?; | |
1094 | } | |
1095 | } | |
6132225f | 1096 | else if id == 0 { return Ok(true); } |
ce52b3b5 KS |
1097 | else { println!("unknown chunk type {:08X}", id); } |
1098 | ||
1099 | let cpos = self.src.tell(); | |
1100 | if cpos < end_pos { | |
1101 | self.src.read_skip((end_pos - cpos) as usize)?; | |
1102 | } | |
6132225f | 1103 | Ok(false) |
ce52b3b5 KS |
1104 | } |
1105 | #[allow(unused_variables)] | |
1106 | fn parse_content_desc(&mut self) -> DemuxerResult<()> { | |
1107 | let title_len = self.src.read_u16be()? as usize; | |
1108 | self.src.read_skip(title_len)?; | |
1109 | let author_len = self.src.read_u16be()? as usize; | |
1110 | self.src.read_skip(author_len)?; | |
1111 | let copywrong_len = self.src.read_u16be()? as usize; | |
1112 | self.src.read_skip(copywrong_len)?; | |
1113 | let comment_len = self.src.read_u16be()? as usize; | |
1114 | self.src.read_skip(comment_len)?; | |
1115 | Ok(()) | |
1116 | } | |
1117 | #[allow(unused_variables)] | |
1118 | fn parse_mdpr(&mut self, strmgr: &mut StreamManager) -> DemuxerResult<()> { | |
d4df9ee1 | 1119 | let stream_no = self.src.read_u16be()? as u32; |
ce52b3b5 KS |
1120 | //todo check stream_no for duplicates |
1121 | let maxbr = self.src.read_u32be()?; | |
1122 | let avgbr = self.src.read_u32be()?; | |
1123 | let maxps = self.src.read_u32be()?; | |
1124 | let avgps = self.src.read_u32be()?; | |
1125 | let start = self.src.read_u32be()?; | |
1126 | let preroll = self.src.read_u32be()?; | |
1127 | let duration = self.src.read_u32be()?; | |
1128 | let sname_size = self.src.read_byte()? as usize; | |
1129 | let sname = read_string_size(self.src, sname_size)?; | |
ce52b3b5 KS |
1130 | let mime_size = self.src.read_byte()? as usize; |
1131 | let mime = read_string_size(self.src, mime_size)?; | |
ce52b3b5 KS |
1132 | let edata_size = self.src.read_u32be()? as usize; |
1133 | let edata: Option<Vec<u8>> = if edata_size == 0 { None } else { | |
e07387c7 | 1134 | let mut edvec: Vec<u8> = vec![0; edata_size]; |
ce52b3b5 KS |
1135 | self.src.read_buf(&mut edvec)?; |
1136 | Some(edvec) | |
1137 | }; | |
d4df9ee1 | 1138 | let mut is_mlti = false; |
ce52b3b5 KS |
1139 | if edata_size > 8 { |
1140 | if let Some(edata_) = edata { | |
a480a0de | 1141 | is_mlti = RMDemuxCommon::parse_stream_info(&mut self.str_data, strmgr, stream_no, &edata_, duration)?; |
ce52b3b5 KS |
1142 | } |
1143 | } else { | |
418bd0b8 | 1144 | self.str_data.streams.push(RMStreamType::Unknown); |
ce52b3b5 | 1145 | } |
d4df9ee1 | 1146 | if !is_mlti { |
418bd0b8 | 1147 | self.str_data.str_ids.push(stream_no); |
d4df9ee1 | 1148 | } |
d4df9ee1 | 1149 | |
ce52b3b5 KS |
1150 | Ok(()) |
1151 | } | |
cdcbaa6c | 1152 | fn parse_index(&mut self, seek_idx: &mut SeekIndex, chunk_size: usize, ver: u16) -> DemuxerResult<()> { |
60b9641e | 1153 | if ver != 0 && ver != 2 { return Ok(()); } |
cdcbaa6c KS |
1154 | let num_entries = self.src.read_u32be()? as usize; |
1155 | let str_id = self.src.read_u16be()? as u32; | |
87c1d476 | 1156 | let _next_idx = self.src.read_size(ver)?; |
60b9641e KS |
1157 | if ver == 0 { |
1158 | validate!(chunk_size == num_entries * 14 + 10); | |
1159 | } else { | |
1160 | validate!(chunk_size == num_entries * 18 + 14); | |
1161 | } | |
cdcbaa6c | 1162 | if num_entries == 0 { return Ok(()); } |
d24468d9 | 1163 | |
cdcbaa6c KS |
1164 | seek_idx.add_stream(str_id); |
1165 | let idx = seek_idx.get_stream_index(str_id).unwrap(); | |
1166 | for _ in 0..num_entries { | |
60b9641e KS |
1167 | let iver = self.src.read_u16be()?; |
1168 | validate!(iver == ver); | |
cdcbaa6c | 1169 | let ts = self.src.read_u32be()? as u64; |
87c1d476 | 1170 | let pos = self.src.read_size(ver)?; |
cdcbaa6c KS |
1171 | let _pkt_no = self.src.read_u32be()?; |
1172 | idx.add_entry(SeekEntry { time: ts, pts: 0, pos }); | |
1173 | } | |
1174 | idx.filled = true; | |
1175 | seek_idx.mode = SeekIndexMode::Present; | |
1176 | Ok(()) | |
1177 | } | |
ce52b3b5 KS |
1178 | } |
1179 | ||
1180 | fn read_string_size(src: &mut ByteReader, size: usize) -> DemuxerResult<String> { | |
1181 | let mut vec: Vec<u8> = Vec::new(); | |
1182 | for _ in 0..size { | |
1183 | let c = src.read_byte()?; | |
1184 | vec.push(c); | |
1185 | } | |
817e4872 | 1186 | if let Ok(res) = String::from_utf8(vec) { |
b7c882c1 | 1187 | Ok(res) |
ce52b3b5 KS |
1188 | } else { |
1189 | Ok(String::new()) | |
1190 | } | |
1191 | } | |
1192 | ||
d1304e6e KS |
1193 | struct RealAudioDemuxer<'a> { |
1194 | src: &'a mut ByteReader<'a>, | |
1195 | stream: Option<RMAudioStream>, | |
1196 | data_start: u64, | |
1197 | data_end: u64, | |
1198 | blk_size: usize, | |
1199 | queued_pkts: Vec<NAPacket>, | |
1200 | } | |
1201 | ||
1202 | impl<'a> DemuxCore<'a> for RealAudioDemuxer<'a> { | |
1203 | #[allow(unused_variables)] | |
33b5a8f0 | 1204 | fn open(&mut self, strmgr: &mut StreamManager, _seek_idx: &mut SeekIndex) -> DemuxerResult<()> { |
d1304e6e KS |
1205 | let magic = self.src.read_u32be()?; |
1206 | validate!(magic == mktag!(b".ra\xFD")); | |
1207 | let ver = self.src.read_u16be()?; | |
1208 | let ainfo = match ver { | |
1209 | 3 => { | |
6f263099 | 1210 | parse_aformat3(self.src)? |
d1304e6e KS |
1211 | }, |
1212 | 4 => { | |
6f263099 | 1213 | parse_aformat4(self.src)? |
d1304e6e KS |
1214 | }, |
1215 | 5 => { | |
6f263099 | 1216 | parse_aformat5(self.src)? |
d1304e6e KS |
1217 | }, |
1218 | _ => { | |
1219 | println!("unknown version {}", ver); | |
1220 | return Err(DemuxerError::InvalidData); | |
1221 | }, | |
1222 | }; | |
d1304e6e KS |
1223 | let cname = find_codec_name(RM_AUDIO_CODEC_REGISTER, ainfo.fcc); |
1224 | let blk_size = if ainfo.fcc != mktag!(b"sipr") { | |
1225 | ainfo.granularity as usize | |
1226 | } else { | |
1227 | validate!(ainfo.flavor <= 3); | |
1228 | RM_SIPRO_BLOCK_SIZES[ainfo.flavor as usize] | |
1229 | }; | |
1230 | let srate = ainfo.sample_rate; | |
1231 | let soniton = NASoniton::new(ainfo.sample_size as u8, SONITON_FLAG_SIGNED); | |
1232 | let ahdr = NAAudioInfo::new(srate, ainfo.channels as u8, soniton, blk_size); | |
1233 | let extradata = if ainfo.edata_size == 0 { | |
1234 | None | |
1235 | } else { | |
e07387c7 | 1236 | let mut dta: Vec<u8> = vec![0; ainfo.edata_size as usize]; |
d1304e6e KS |
1237 | self.src.read_buf(dta.as_mut_slice())?; |
1238 | Some(dta) | |
1239 | }; | |
1240 | let nainfo = NACodecInfo::new(cname, NACodecTypeInfo::Audio(ahdr), extradata); | |
a480a0de | 1241 | let res = strmgr.add_stream(NAStream::new(StreamType::Audio, 0, nainfo, 1, srate, ainfo.get_duration(ainfo.sample_rate))); |
d1304e6e KS |
1242 | if res.is_none() { return Err(MemoryError); } |
1243 | ||
1244 | let astr = RMAudioStream::new(ainfo.ileave_info); | |
1245 | self.data_start = self.src.tell(); | |
1246 | self.data_end = if ainfo.total_bytes > 0 { self.src.tell() + (ainfo.total_bytes as u64) } else { 0 }; | |
1247 | self.blk_size = blk_size; | |
1248 | self.stream = Some(astr); | |
1249 | ||
1250 | Ok(()) | |
1251 | } | |
1252 | ||
1253 | fn get_frame(&mut self, strmgr: &mut StreamManager) -> DemuxerResult<NAPacket> { | |
1254 | if !self.queued_pkts.is_empty() { | |
951a626b KS |
1255 | let mut pkt = self.queued_pkts.pop().unwrap(); |
1256 | pkt.ts.pts = None; | |
d1304e6e KS |
1257 | return Ok(pkt); |
1258 | } | |
1259 | if (self.data_end != 0) && (self.src.tell() >= self.data_end) { | |
1260 | return Err(DemuxerError::EOF); | |
1261 | } | |
1262 | let streamres = strmgr.get_stream_by_id(0); | |
1263 | let stream = streamres.unwrap(); | |
1264 | if let Some(ref mut astr) = self.stream { | |
1265 | loop { | |
951a626b | 1266 | let mut ret = astr.read_apackets(&mut self.queued_pkts, self.src, stream.clone(), 0, false, self.blk_size); |
d1304e6e KS |
1267 | if let Err(DemuxerError::TryAgain) = ret { |
1268 | continue; | |
1269 | } | |
951a626b KS |
1270 | if let Ok(ref mut pkt) = ret { |
1271 | pkt.ts.pts = None; | |
1272 | } | |
d1304e6e KS |
1273 | return ret; |
1274 | } | |
1275 | } | |
1276 | Err(DemuxerError::NoSuchInput) | |
1277 | } | |
1278 | ||
1279 | #[allow(unused_variables)] | |
24d99894 | 1280 | fn seek(&mut self, time: NATimePoint, seek_idx: &SeekIndex) -> DemuxerResult<()> { |
d1304e6e KS |
1281 | Err(NotImplemented) |
1282 | } | |
a480a0de KS |
1283 | |
1284 | fn get_duration(&self) -> u64 { 0 } | |
d1304e6e KS |
1285 | } |
1286 | ||
787b8d03 KS |
1287 | impl<'a> NAOptionHandler for RealAudioDemuxer<'a> { |
1288 | fn get_supported_options(&self) -> &[NAOptionDefinition] { &[] } | |
1289 | fn set_options(&mut self, _options: &[NAOption]) { } | |
1290 | fn query_option_value(&self, _name: &str) -> Option<NAValue> { None } | |
1291 | } | |
1292 | ||
d1304e6e KS |
1293 | impl<'a> RealAudioDemuxer<'a> { |
1294 | fn new(io: &'a mut ByteReader<'a>) -> Self { | |
1295 | RealAudioDemuxer { | |
1296 | src: io, | |
1297 | data_start: 0, | |
1298 | data_end: 0, | |
1299 | blk_size: 0, | |
1300 | stream: None, | |
1301 | queued_pkts: Vec::new(), | |
1302 | } | |
1303 | } | |
1304 | } | |
1305 | ||
418bd0b8 KS |
1306 | enum IVRRecord { |
1307 | Invalid(u8), | |
1308 | StreamProperties(usize), | |
817e4872 | 1309 | Packet { ts: u32, strm: u32, flags: u32, len: usize, checksum: u32 }, |
418bd0b8 KS |
1310 | IntValue(Vec<u8>, u32), |
1311 | BinaryData(Vec<u8>, Vec<u8>), | |
1312 | StringData(Vec<u8>, Vec<u8>), | |
1313 | HeaderEnd, | |
1314 | DataStart, | |
1315 | DataEnd, | |
1316 | } | |
1317 | ||
1318 | impl IVRRecord { | |
1319 | fn read_string(src: &mut ByteReader) -> DemuxerResult<Vec<u8>> { | |
1320 | let len = src.read_u32be()? as usize; | |
e07387c7 | 1321 | let mut val = vec![0; len]; |
418bd0b8 KS |
1322 | src.read_buf(val.as_mut_slice())?; |
1323 | Ok(val) | |
1324 | } | |
1325 | ||
1326 | fn read(src: &mut ByteReader) -> DemuxerResult<Self> { | |
1327 | let code = src.read_byte()?; | |
1328 | match code { | |
1329 | 1 => { | |
1330 | let val = src.read_u32be()? as usize; | |
1331 | Ok(IVRRecord::StreamProperties(val)) | |
1332 | }, | |
1333 | 2 => { | |
1334 | let ts = src.read_u32be()?; | |
817e4872 | 1335 | let strm = src.read_u16be()? as u32; |
418bd0b8 KS |
1336 | let flags = src.read_u32be()?; |
1337 | let len = src.read_u32be()? as usize; | |
1338 | let chk = src.read_u32be()?; | |
6dc93d35 | 1339 | validate!((len > 0) && (len < (1 << 24))); |
817e4872 | 1340 | Ok(IVRRecord::Packet { ts, strm, flags, len, checksum: chk }) |
418bd0b8 KS |
1341 | }, |
1342 | 3 => { | |
1343 | let name = Self::read_string(src)?; | |
1344 | let len = src.read_u32be()?; | |
1345 | validate!(len == 4); | |
1346 | let val = src.read_u32be()?; | |
1347 | Ok(IVRRecord::IntValue(name, val)) | |
1348 | }, | |
1349 | 4 => { | |
1350 | let name = Self::read_string(src)?; | |
1351 | let len = src.read_u32be()? as usize; | |
e07387c7 | 1352 | let mut val = vec![0; len]; |
418bd0b8 KS |
1353 | src.read_buf(val.as_mut_slice())?; |
1354 | Ok(IVRRecord::BinaryData(name, val)) | |
1355 | }, | |
1356 | 5 => { | |
1357 | let name = Self::read_string(src)?; | |
1358 | let val = Self::read_string(src)?; | |
1359 | Ok(IVRRecord::StringData(name, val)) | |
1360 | }, | |
1361 | 6 => Ok(IVRRecord::HeaderEnd), | |
1362 | 7 => { | |
1363 | src.read_skip(8)?; // always zero? | |
1364 | Ok(IVRRecord::DataEnd) | |
1365 | }, | |
1366 | 8 => { | |
1367 | src.read_skip(8)?; // always zero? | |
1368 | Ok(IVRRecord::DataStart) | |
1369 | }, | |
1370 | _ => Ok(IVRRecord::Invalid(code)), | |
1371 | } | |
1372 | } | |
1373 | fn is_data_start(&self) -> bool { | |
6f263099 | 1374 | matches!(*self, IVRRecord::DataStart) |
418bd0b8 KS |
1375 | } |
1376 | } | |
1377 | ||
1378 | impl fmt::Display for IVRRecord { | |
1379 | fn fmt(&self, f: &mut fmt::Formatter) -> fmt::Result { | |
1380 | match *self { | |
1381 | IVRRecord::Invalid(typ) => write!(f, "Invalid({:02X})", typ), | |
1382 | IVRRecord::StreamProperties(num) => | |
1383 | write!(f, "({} stream properties)", num), | |
817e4872 KS |
1384 | IVRRecord::Packet { ts, strm, flags, len, checksum } => |
1385 | write!(f, "paket({}, {}, {:X}, {}, {})", ts, strm, flags, len, checksum), | |
418bd0b8 KS |
1386 | IVRRecord::IntValue(ref name, val) => |
1387 | write!(f, "({} = {})", String::from_utf8_lossy(name), val), | |
1388 | IVRRecord::BinaryData(ref name, ref val) => | |
1389 | write!(f, "({} = {} bytes)", String::from_utf8_lossy(name), val.len()), | |
1390 | IVRRecord::StringData(ref name, ref val) => | |
1391 | write!(f, "({} = {})", String::from_utf8_lossy(name), String::from_utf8_lossy(val)), | |
1392 | IVRRecord::HeaderEnd => write!(f, "header end"), | |
1393 | IVRRecord::DataEnd => write!(f, "data end"), | |
1394 | IVRRecord::DataStart => write!(f, "data start"), | |
1395 | } | |
1396 | } | |
1397 | } | |
1398 | ||
1399 | struct RecordDemuxer { | |
1400 | start_pos: u64, | |
1401 | cur_pos: u64, | |
1402 | start_str: u32, | |
1403 | remap_ids: Vec<u32>, | |
1404 | } | |
1405 | ||
1406 | impl RecordDemuxer { | |
1407 | fn new(pos: u64, start_str: u32) -> Self { | |
1408 | RecordDemuxer { | |
1409 | start_pos: pos, | |
1410 | cur_pos: pos, | |
e07387c7 | 1411 | start_str, |
418bd0b8 KS |
1412 | remap_ids: Vec::new(), |
1413 | } | |
1414 | } | |
1415 | fn parse_header(&mut self, src: &mut ByteReader, strmgr: &mut StreamManager, str_data: &mut CommonStreamData) -> DemuxerResult<()> { | |
1416 | src.seek(SeekFrom::Start(self.cur_pos))?; | |
1417 | let magic = src.read_u32be()?; | |
1418 | validate!(magic == mktag!(b".REC")); | |
1419 | let _smth = src.read_byte()?; | |
1420 | let num_entries = src.read_u32be()? as usize; | |
1421 | for _ in 0..num_entries { | |
1422 | let _rec = IVRRecord::read(src)?; | |
418bd0b8 KS |
1423 | } |
1424 | let mut has_seek_table = false; | |
1425 | let mut cur_str_no = 0; | |
1426 | loop { | |
1427 | let rec = IVRRecord::read(src)?; | |
1428 | match rec { | |
1429 | IVRRecord::HeaderEnd => { break; }, | |
1430 | IVRRecord::StreamProperties(num) => { | |
1431 | let stream_no = cur_str_no + self.start_str; | |
1432 | cur_str_no += 1; | |
1433 | let mut parsed = false; | |
1434 | let mut real_stream_no = 0; | |
a480a0de | 1435 | let mut duration = 0; |
418bd0b8 KS |
1436 | for _ in 0..num { |
1437 | let rec = IVRRecord::read(src)?; | |
418bd0b8 KS |
1438 | match rec { |
1439 | IVRRecord::IntValue(ref name, val) => { | |
1440 | if name == b"StreamNumber\0" { | |
1441 | real_stream_no = val; | |
1442 | } | |
a480a0de KS |
1443 | if name == b"Duration\0" { |
1444 | duration = val; | |
1445 | } | |
418bd0b8 KS |
1446 | }, |
1447 | IVRRecord::BinaryData(ref name, ref val) => { | |
1448 | if name == b"OpaqueData\0" { | |
1449 | validate!(!parsed); | |
a480a0de | 1450 | let is_mlti = RMDemuxCommon::parse_stream_info(str_data, strmgr, stream_no, val, duration)?; |
418bd0b8 KS |
1451 | if !is_mlti { |
1452 | str_data.str_ids.push(stream_no); | |
1453 | } | |
1454 | parsed = true; | |
1455 | } | |
1456 | }, | |
1457 | IVRRecord::StringData(ref name, ref val) => { | |
1458 | if (name == b"SeekType\0") && (val != b"None\0") { | |
1459 | has_seek_table = true; | |
1460 | } | |
1461 | }, | |
1462 | _ => { return Err(DemuxerError::InvalidData); } | |
1463 | }; | |
1464 | } | |
1465 | if !parsed { | |
1466 | str_data.streams.push(RMStreamType::Unknown); | |
1467 | str_data.str_ids.push(stream_no); | |
1468 | } | |
1469 | self.remap_ids.push(real_stream_no); | |
1470 | }, | |
1471 | _ => {println!(" unexpected {}", rec); return Err(DemuxerError::InvalidData); } | |
1472 | }; | |
1473 | } | |
418bd0b8 KS |
1474 | let off0 = src.read_u32be()? as u64; |
1475 | let _off1 = src.read_u32be()?; | |
1476 | let _off2 = src.read_u32be()?; | |
1477 | validate!(off0 + self.start_pos == src.tell()); | |
418bd0b8 KS |
1478 | if has_seek_table { |
1479 | src.read_skip(4)?; | |
1480 | let data_off = src.read_u32be()? as u64; | |
418bd0b8 KS |
1481 | let pos = src.tell(); |
1482 | validate!(data_off + self.start_pos > pos); | |
1483 | src.read_skip((data_off + self.start_pos - pos) as usize)?; | |
1484 | let rec = IVRRecord::read(src)?; | |
1485 | validate!(rec.is_data_start()); | |
1486 | } else { | |
1487 | let ntype = src.peek_byte()?; | |
1488 | validate!((ntype == 2) || (ntype == 7)); // packet or data end, no start | |
1489 | } | |
1490 | ||
1491 | self.cur_pos = src.tell(); | |
1492 | ||
1493 | Ok(()) | |
1494 | } | |
1495 | fn get_packet(&mut self, src: &mut ByteReader, str_data: &mut CommonStreamData, strmgr: &StreamManager, queued_pkts: &mut Vec<NAPacket>, slice_buf: &mut Vec<u8>) -> DemuxerResult<NAPacket> { | |
1496 | src.seek(SeekFrom::Start(self.cur_pos))?; | |
1497 | loop { | |
1498 | let rec = IVRRecord::read(src)?; | |
1499 | match rec { | |
817e4872 | 1500 | IVRRecord::Packet { ts, strm, flags, len, .. } => { |
418bd0b8 | 1501 | let payload_size = len; |
817e4872 | 1502 | let sr = self.remap_ids.iter().position(|x| *x == strm); |
418bd0b8 KS |
1503 | validate!(sr.is_some()); |
1504 | let str_no = self.start_str + (sr.unwrap() as u32); | |
6dc93d35 | 1505 | let pkt_grp = ((flags >> 8) & 0xFF) as u16; |
e6aaad5c | 1506 | let stream_id = str_data.get_stream_id(str_no, pkt_grp); |
418bd0b8 KS |
1507 | let sr = str_data.find_stream(stream_id); |
1508 | if sr.is_none() { | |
1509 | src.read_skip(payload_size)?; | |
1510 | return Err(DemuxerError::InvalidData); | |
1511 | } | |
1512 | let str_id = sr.unwrap(); | |
1513 | ||
1514 | let streamres = strmgr.get_stream_by_id(stream_id); | |
1515 | if streamres.is_none() { | |
1516 | src.read_skip(payload_size)?; | |
1517 | continue; | |
1518 | } | |
1519 | let stream = streamres.unwrap(); | |
1520 | if strmgr.is_ignored_id(stream_id) { | |
1521 | src.read_skip(payload_size)?; | |
1522 | continue; | |
1523 | } | |
1524 | let keyframe = false; | |
1525 | let ret = RMDemuxCommon::parse_packet_payload(src, &mut str_data.streams[str_id], stream, slice_buf, queued_pkts, keyframe, ts, payload_size); | |
1526 | if let Err(DemuxerError::TryAgain) = ret { | |
1527 | continue; | |
1528 | } else { | |
1529 | self.cur_pos = src.tell(); | |
1530 | return ret; | |
1531 | } | |
1532 | }, | |
1533 | IVRRecord::DataEnd => return Err(DemuxerError::EOF), | |
1534 | _ => return Err(DemuxerError::InvalidData), | |
1535 | } | |
1536 | } | |
1537 | } | |
1538 | } | |
1539 | ||
1540 | struct RealIVRDemuxer<'a> { | |
1541 | src: &'a mut ByteReader<'a>, | |
1542 | recs: Vec<RecordDemuxer>, | |
1543 | cur_rec: usize, | |
1544 | queued_pkts: Vec<NAPacket>, | |
1545 | slice_buf: Vec<u8>, | |
1546 | str_data: CommonStreamData, | |
1547 | } | |
1548 | ||
1549 | impl<'a> DemuxCore<'a> for RealIVRDemuxer<'a> { | |
1550 | #[allow(unused_variables)] | |
33b5a8f0 | 1551 | fn open(&mut self, strmgr: &mut StreamManager, seek_idx: &mut SeekIndex) -> DemuxerResult<()> { |
418bd0b8 KS |
1552 | let magic = self.src.peek_u32be()?; |
1553 | if magic == mktag!(b".REC") { | |
1554 | let mut rec = RecordDemuxer::new(0, 0); | |
6f263099 | 1555 | rec.parse_header(self.src, strmgr, &mut self.str_data)?; |
418bd0b8 KS |
1556 | self.recs.push(rec); |
1557 | } else if magic == mktag!(b".R1M") { | |
418bd0b8 KS |
1558 | self.src.read_skip(4)?; // magic |
1559 | self.src.read_skip(3)?; // always 0, 1, 1 ? | |
6f263099 | 1560 | let _name = IVRRecord::read_string(self.src)?; |
418bd0b8 KS |
1561 | self.src.read_skip(1)?; // always 0? |
1562 | let len1 = self.src.read_u32be()? as u64; | |
1563 | let off1 = self.src.read_u64be()?; | |
1564 | let cpos = self.src.tell(); | |
1565 | validate!(off1 == len1 + cpos - 8); | |
1566 | self.src.read_skip((off1 - cpos) as usize)?; | |
1567 | loop { | |
1568 | let typ = self.src.read_byte()?; | |
418bd0b8 KS |
1569 | match typ { |
1570 | 1 => { | |
1571 | let len = self.src.read_u32be()?; | |
1572 | self.src.read_skip(len as usize)?; | |
1573 | }, | |
1574 | 2 => { | |
1575 | let len = self.src.read_u32be()? as u64; | |
1576 | let pos = self.src.tell(); | |
6dc93d35 KS |
1577 | if len > 0x20 { |
1578 | let num_streams = self.str_data.streams.len() as u32; | |
1579 | let mut rec = RecordDemuxer::new(pos + 12, num_streams); | |
6f263099 | 1580 | rec.parse_header(self.src, strmgr, &mut self.str_data)?; |
6dc93d35 KS |
1581 | self.recs.push(rec); |
1582 | } | |
418bd0b8 KS |
1583 | self.src.seek(SeekFrom::Start(pos + len))?; |
1584 | }, | |
1585 | b'R' => { | |
1586 | let mut buf: [u8; 2] = [0; 2]; | |
1587 | self.src.peek_buf(&mut buf)?; | |
1588 | if (buf[0] == b'J') && (buf[1] == b'M') { // RJMx markers at the end of file | |
1589 | break; | |
1590 | } else { | |
1591 | return Err(DemuxerError::InvalidData); | |
1592 | } | |
1593 | }, | |
1594 | _ => { return Err(DemuxerError::InvalidData); }, | |
1595 | }; | |
1596 | } | |
1597 | } else { | |
1598 | return Err(DemuxerError::InvalidData); | |
1599 | } | |
1600 | ||
1601 | Ok(()) | |
1602 | } | |
1603 | ||
1604 | fn get_frame(&mut self, strmgr: &mut StreamManager) -> DemuxerResult<NAPacket> { | |
1605 | if !self.queued_pkts.is_empty() { | |
1606 | let pkt = self.queued_pkts.pop().unwrap(); | |
1607 | return Ok(pkt); | |
1608 | } | |
1609 | loop { | |
1610 | if self.cur_rec >= self.recs.len() { return Err(DemuxerError::EOF); } | |
6f263099 | 1611 | let res = self.recs[self.cur_rec].get_packet(self.src, &mut self.str_data, strmgr, &mut self.queued_pkts, &mut self.slice_buf); |
418bd0b8 KS |
1612 | if let Err(DemuxerError::EOF) = res { |
1613 | self.cur_rec += 1; | |
1614 | } else { | |
1615 | return res; | |
1616 | } | |
1617 | } | |
1618 | } | |
1619 | ||
1620 | #[allow(unused_variables)] | |
24d99894 | 1621 | fn seek(&mut self, time: NATimePoint, seek_idx: &SeekIndex) -> DemuxerResult<()> { |
418bd0b8 KS |
1622 | Err(NotImplemented) |
1623 | } | |
a480a0de KS |
1624 | |
1625 | fn get_duration(&self) -> u64 { 0 } | |
418bd0b8 KS |
1626 | } |
1627 | ||
787b8d03 KS |
1628 | impl<'a> NAOptionHandler for RealIVRDemuxer<'a> { |
1629 | fn get_supported_options(&self) -> &[NAOptionDefinition] { &[] } | |
1630 | fn set_options(&mut self, _options: &[NAOption]) { } | |
1631 | fn query_option_value(&self, _name: &str) -> Option<NAValue> { None } | |
1632 | } | |
1633 | ||
418bd0b8 KS |
1634 | impl<'a> RealIVRDemuxer<'a> { |
1635 | fn new(io: &'a mut ByteReader<'a>) -> Self { | |
1636 | RealIVRDemuxer { | |
1637 | src: io, | |
1638 | recs: Vec::new(), | |
1639 | cur_rec: 0, | |
1640 | queued_pkts: Vec::new(), | |
1641 | slice_buf: Vec::new(), | |
1642 | str_data: CommonStreamData::new(), | |
1643 | } | |
1644 | } | |
1645 | } | |
1646 | ||
b7c882c1 | 1647 | static RM_VIDEO_CODEC_REGISTER: &[(&[u8;4], &str)] = &[ |
ce52b3b5 KS |
1648 | (b"RV10", "realvideo1"), |
1649 | (b"RV20", "realvideo2"), | |
1650 | (b"RVTR", "realvideo2"), | |
1651 | (b"RV30", "realvideo3"), | |
1652 | (b"RV40", "realvideo4"), | |
db5cc44b | 1653 | (b"RV60", "realvideo6"), |
750b299c | 1654 | (b"CLV1", "clearvideo_rm"), |
ce52b3b5 KS |
1655 | ]; |
1656 | ||
b7c882c1 | 1657 | static RM_AUDIO_CODEC_REGISTER: &[(&[u8;4], &str)] = &[ |
ce52b3b5 KS |
1658 | (b"lpcJ", "ra14.4"), |
1659 | (b"28_8", "ra28.8"), | |
1660 | (b"cook", "cook"), | |
1661 | (b"dnet", "ac3"), | |
1662 | (b"sipr", "sipro"), | |
1663 | (b"atrc", "atrac3"), | |
1664 | (b"LSD:", "ralf"), | |
1665 | (b"raac", "aac"), | |
1666 | (b"racp", "aac"), | |
1667 | ]; | |
1668 | ||
1669 | pub struct RealMediaDemuxerCreator { } | |
1670 | ||
1671 | impl DemuxerCreator for RealMediaDemuxerCreator { | |
6011e201 | 1672 | fn new_demuxer<'a>(&self, br: &'a mut ByteReader<'a>) -> Box<dyn DemuxCore<'a> + 'a> { |
ce52b3b5 KS |
1673 | Box::new(RealMediaDemuxer::new(br)) |
1674 | } | |
1675 | fn get_name(&self) -> &'static str { "realmedia" } | |
1676 | } | |
1677 | ||
d1304e6e KS |
1678 | pub struct RealAudioDemuxerCreator { } |
1679 | ||
1680 | impl DemuxerCreator for RealAudioDemuxerCreator { | |
6011e201 | 1681 | fn new_demuxer<'a>(&self, br: &'a mut ByteReader<'a>) -> Box<dyn DemuxCore<'a> + 'a> { |
d1304e6e KS |
1682 | Box::new(RealAudioDemuxer::new(br)) |
1683 | } | |
1684 | fn get_name(&self) -> &'static str { "realaudio" } | |
1685 | } | |
1686 | ||
418bd0b8 | 1687 | pub struct RealIVRDemuxerCreator { } |
d1304e6e KS |
1688 | |
1689 | impl DemuxerCreator for RealIVRDemuxerCreator { | |
6011e201 | 1690 | fn new_demuxer<'a>(&self, br: &'a mut ByteReader<'a>) -> Box<dyn DemuxCore<'a> + 'a> { |
d1304e6e KS |
1691 | Box::new(RealIVRDemuxer::new(br)) |
1692 | } | |
1693 | fn get_name(&self) -> &'static str { "real_ivr" } | |
418bd0b8 | 1694 | } |
d1304e6e | 1695 | |
ce52b3b5 KS |
1696 | #[cfg(test)] |
1697 | mod test { | |
1698 | use super::*; | |
1699 | use std::fs::File; | |
1700 | ||
1701 | #[test] | |
1702 | fn test_rm_demux() { | |
886cde48 | 1703 | // sample from a private collection |
ce52b3b5 KS |
1704 | let mut file = |
1705 | File::open("assets/RV/rv10_dnet_640x352_realvideo_encoder_4.0.rm").unwrap(); | |
1706 | // File::open("assets/RV/rv20_cook_640x352_realproducer_plus_8.51.rm").unwrap(); | |
1707 | // File::open("assets/RV/rv20_svt_atrc_640x352_realproducer_plus_8.51.rm").unwrap(); | |
1708 | // File::open("assets/RV/rv30_atrc_384x208_realproducer_plus_8.51.rm").unwrap(); | |
1709 | // File::open("assets/RV/rv30_chroma_drift.rm").unwrap(); | |
1710 | // File::open("assets/RV/rv30_weighted_mc.rm").unwrap(); | |
1711 | // File::open("assets/RV/rv40_weighted_mc.rmvb").unwrap(); | |
1712 | // File::open("assets/RV/rv40_weighted_mc_2.rmvb").unwrap(); | |
1713 | // File::open("assets/RV/clv1_sipr_384x208_realvideo_encoder_4.0.rm").unwrap(); | |
1714 | // File::open("assets/RV/luckynight.rmvb").unwrap(); | |
1715 | // File::open("assets/RV/rv40_ralf.rmvb").unwrap(); | |
1716 | let mut fr = FileReader::new_read(&mut file); | |
1717 | let mut br = ByteReader::new(&mut fr); | |
1718 | let mut dmx = RealMediaDemuxer::new(&mut br); | |
1719 | let mut sm = StreamManager::new(); | |
caf0f37e KS |
1720 | let mut si = SeekIndex::new(); |
1721 | dmx.open(&mut sm, &mut si).unwrap(); | |
ce52b3b5 KS |
1722 | |
1723 | loop { | |
1724 | let pktres = dmx.get_frame(&mut sm); | |
1725 | if let Err(e) = pktres { | |
1726 | if e == DemuxerError::EOF { break; } | |
1727 | panic!("error"); | |
1728 | } | |
1729 | let pkt = pktres.unwrap(); | |
1730 | println!("Got {}", pkt); | |
1731 | } | |
41f11b2b | 1732 | //panic!("the end"); |
ce52b3b5 | 1733 | } |
d1304e6e KS |
1734 | #[test] |
1735 | fn test_ra_demux() { | |
886cde48 | 1736 | // sample: https://samples.mplayerhq.hu/real//RA/ra_with_comment_field/diemusik.ra |
d1304e6e KS |
1737 | let mut file = |
1738 | // File::open("assets/RV/welcome288.ra").unwrap(); | |
1739 | File::open("assets/RV/diemusik.ra").unwrap(); | |
1740 | let mut fr = FileReader::new_read(&mut file); | |
1741 | let mut br = ByteReader::new(&mut fr); | |
1742 | let mut dmx = RealAudioDemuxer::new(&mut br); | |
1743 | let mut sm = StreamManager::new(); | |
caf0f37e KS |
1744 | let mut si = SeekIndex::new(); |
1745 | dmx.open(&mut sm, &mut si).unwrap(); | |
d1304e6e | 1746 | |
418bd0b8 KS |
1747 | loop { |
1748 | let pktres = dmx.get_frame(&mut sm); | |
1749 | if let Err(e) = pktres { | |
1750 | if e == DemuxerError::EOF { break; } | |
1751 | panic!("error"); | |
1752 | } | |
1753 | let pkt = pktres.unwrap(); | |
1754 | println!("Got {}", pkt); | |
1755 | } | |
1756 | } | |
1757 | #[test] | |
1758 | fn test_ivr_demux() { | |
886cde48 | 1759 | // sample: https://samples.mplayerhq.hu/real/ivr/Opener_rm_hi.ivr |
418bd0b8 KS |
1760 | let mut file = |
1761 | File::open("assets/RV/Opener_rm_hi.ivr").unwrap(); | |
1762 | // File::open("assets/RV/SherwinWilliamsCommercial.ivr").unwrap(); | |
1763 | let mut fr = FileReader::new_read(&mut file); | |
1764 | let mut br = ByteReader::new(&mut fr); | |
1765 | let mut dmx = RealIVRDemuxer::new(&mut br); | |
1766 | let mut sm = StreamManager::new(); | |
caf0f37e KS |
1767 | let mut si = SeekIndex::new(); |
1768 | dmx.open(&mut sm, &mut si).unwrap(); | |
418bd0b8 | 1769 | |
d1304e6e KS |
1770 | loop { |
1771 | let pktres = dmx.get_frame(&mut sm); | |
1772 | if let Err(e) = pktres { | |
1773 | if e == DemuxerError::EOF { break; } | |
1774 | panic!("error"); | |
1775 | } | |
1776 | let pkt = pktres.unwrap(); | |
1777 | println!("Got {}", pkt); | |
1778 | } | |
1779 | } | |
ce52b3b5 | 1780 | } |