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Commit | Line | Data |
---|---|---|
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 | ||
02cb1e03 KS |
16 | const RM_SIPRO_BLOCK_SIZES: [usize; 4] = [ 29, 19, 37, 20 ]; |
17 | const RM_SIPRO_SWAPS: [[u8; 2]; 38] = [ | |
18 | [ 0, 63 ], [ 1, 22 ], [ 2, 44 ], [ 3, 90 ], | |
19 | [ 5, 81 ], [ 7, 31 ], [ 8, 86 ], [ 9, 58 ], | |
20 | [ 10, 36 ], [ 12, 68 ], [ 13, 39 ], [ 14, 73 ], | |
21 | [ 15, 53 ], [ 16, 69 ], [ 17, 57 ], [ 19, 88 ], | |
22 | [ 20, 34 ], [ 21, 71 ], [ 24, 46 ], [ 25, 94 ], | |
23 | [ 26, 54 ], [ 28, 75 ], [ 29, 50 ], [ 32, 70 ], | |
24 | [ 33, 92 ], [ 35, 74 ], [ 38, 85 ], [ 40, 56 ], | |
25 | [ 42, 87 ], [ 43, 65 ], [ 45, 59 ], [ 48, 79 ], | |
26 | [ 49, 93 ], [ 51, 89 ], [ 55, 95 ], [ 61, 76 ], | |
27 | [ 67, 83 ], [ 77, 80 ] | |
28 | ]; | |
29 | ||
ce52b3b5 KS |
30 | struct RMVideoStream { |
31 | frame: Vec<u8>, | |
32 | hdr_size: usize, | |
33 | frame_size: usize, | |
34 | frame_pos: usize, | |
35 | } | |
36 | ||
37 | impl RMVideoStream { | |
38 | fn new() -> Self { | |
39 | RMVideoStream { | |
40 | frame: Vec::new(), | |
41 | hdr_size: 0, | |
42 | frame_size: 0, | |
43 | frame_pos: 0, | |
44 | } | |
45 | } | |
46 | fn flush(&mut self) { | |
47 | self.frame.truncate(0); | |
48 | self.frame_size = 0; | |
49 | self.frame_pos = 0; | |
50 | } | |
51 | fn start_slice(&mut self, num_slices: usize, frame_size: usize, data: &[u8]) { | |
52 | self.hdr_size = num_slices * 8 + 1; | |
53 | self.frame.resize(frame_size + self.hdr_size, 0); | |
54 | self.frame[0] = (num_slices - 1) as u8; | |
55 | self.frame_pos = 0; | |
d254ca17 | 56 | self.add_slice(1, data).unwrap(); |
ce52b3b5 | 57 | } |
d254ca17 KS |
58 | fn add_slice(&mut self, slice_no: usize, data: &[u8]) -> DemuxerResult<()> { |
59 | validate!(self.hdr_size + self.frame_pos + data.len() <= self.frame.len()); | |
ce52b3b5 | 60 | self.write_slice_info(slice_no); |
9037cf6b | 61 | let dslice = &mut self.frame[self.hdr_size + self.frame_pos..][..data.len()]; |
ce52b3b5 KS |
62 | dslice.copy_from_slice(data); |
63 | self.frame_pos += data.len(); | |
d254ca17 | 64 | Ok(()) |
ce52b3b5 KS |
65 | } |
66 | fn write_slice_info(&mut self, slice_no: usize) { | |
67 | let off = 1 + (slice_no - 1) * 8; | |
68 | self.frame[off + 0] = 0; | |
69 | self.frame[off + 1] = 0; | |
70 | self.frame[off + 2] = 0; | |
71 | self.frame[off + 3] = 1; | |
72 | self.frame[off + 4] = (self.frame_pos >> 24) as u8; | |
73 | self.frame[off + 5] = (self.frame_pos >> 16) as u8; | |
74 | self.frame[off + 6] = (self.frame_pos >> 8) as u8; | |
75 | self.frame[off + 7] = (self.frame_pos >> 0) as u8; | |
76 | } | |
77 | fn get_frame_data(&mut self) -> Vec<u8> { | |
78 | let mut v: Vec<u8> = Vec::new(); | |
79 | mem::swap(&mut v, &mut self.frame); | |
80 | self.flush(); | |
81 | v | |
82 | } | |
83 | } | |
84 | ||
85 | #[derive(Clone,Copy,PartialEq)] | |
86 | enum Deinterleaver { | |
87 | None, | |
c19ce782 | 88 | RA28_8, |
ce52b3b5 KS |
89 | Generic, |
90 | Sipro, | |
91 | VBR, | |
92 | } | |
93 | ||
94 | struct RMAudioStream { | |
95 | deint: Deinterleaver, | |
c19ce782 | 96 | iinfo: Option<InterleaveInfo>, |
fe07b469 KS |
97 | buf: Vec<u8>, |
98 | sub_packet: usize, | |
ce52b3b5 KS |
99 | } |
100 | ||
c19ce782 KS |
101 | const RM_ILEAVE_INT0: u32 = mktag!(b"Int0"); |
102 | const RM_ILEAVE_INT4: u32 = mktag!(b"Int4"); | |
103 | const RM_ILEAVE_GENR: u32 = mktag!(b"genr"); | |
104 | const RM_ILEAVE_SIPR: u32 = mktag!(b"sipr"); | |
bb149b3b | 105 | const RM_ILEAVE_VBRF: u32 = mktag!(b"vbrf"); |
c19ce782 KS |
106 | const RM_ILEAVE_VBRS: u32 = mktag!(b"vbrs"); |
107 | ||
ce52b3b5 | 108 | impl RMAudioStream { |
c19ce782 KS |
109 | fn new(iinfo: Option<InterleaveInfo>) -> Self { |
110 | let deint; | |
1f4aa1f4 | 111 | let buf: Vec<u8>; |
c19ce782 KS |
112 | if let Some(info) = iinfo { |
113 | deint = match info.id { | |
114 | RM_ILEAVE_INT0 => Deinterleaver::None, | |
115 | RM_ILEAVE_INT4 => Deinterleaver::RA28_8, | |
116 | RM_ILEAVE_GENR => Deinterleaver::Generic, | |
117 | RM_ILEAVE_SIPR => Deinterleaver::Sipro, | |
bb149b3b | 118 | RM_ILEAVE_VBRF => Deinterleaver::VBR, |
c19ce782 KS |
119 | RM_ILEAVE_VBRS => Deinterleaver::VBR, |
120 | _ => {println!("unknown deint {:X}", info.id); Deinterleaver::None }, | |
121 | }; | |
fe07b469 KS |
122 | match deint { |
123 | Deinterleaver::None => { buf = Vec::new(); }, | |
6669c73b KS |
124 | Deinterleaver::RA28_8 | |
125 | Deinterleaver::Generic | | |
126 | Deinterleaver::Sipro => { | |
fe07b469 | 127 | let bsize = (info.frame_size as usize) * (info.factor as usize); |
e07387c7 | 128 | buf = vec![0; bsize]; |
fe07b469 | 129 | }, |
480d951e KS |
130 | Deinterleaver::VBR => { |
131 | buf = Vec::new(); | |
132 | }, | |
fe07b469 | 133 | }; |
c19ce782 KS |
134 | } else { |
135 | deint = Deinterleaver::None; | |
fe07b469 KS |
136 | buf = Vec::new(); |
137 | } | |
e07387c7 | 138 | RMAudioStream { deint, iinfo, buf, sub_packet: 0 } |
fe07b469 | 139 | } |
70910ac3 | 140 | fn read_apackets(&mut self, queued_packets: &mut Vec<NAPacket>, src: &mut ByteReader, stream: NAStreamRef, ts: u32, keyframe: bool, payload_size: usize) -> DemuxerResult<NAPacket> { |
fe07b469 KS |
141 | let (tb_num, tb_den) = stream.get_timebase(); |
142 | let ts = NATimeInfo::new(Some(ts as u64), None, None, tb_num, tb_den); | |
143 | ||
144 | if keyframe { | |
145 | self.sub_packet = 0; | |
146 | } | |
147 | match self.deint { | |
6669c73b | 148 | Deinterleaver::None => { return src.read_packet(stream, ts, keyframe, payload_size); }, |
fe07b469 KS |
149 | Deinterleaver::RA28_8 => { |
150 | let iinfo = self.iinfo.unwrap(); | |
151 | let factor = iinfo.factor as usize; | |
152 | let halffact = factor >> 1; | |
153 | let fsize = iinfo.frame_size as usize; | |
154 | let bsize = iinfo.block_size as usize; | |
155 | let ppos = self.sub_packet; | |
156 | for sb in 0..halffact { | |
157 | let mut dst = &mut self.buf[sb * 2 * fsize + ppos * bsize..][..bsize]; | |
158 | src.read_buf(&mut dst)?; | |
159 | } | |
160 | self.sub_packet += 1; | |
161 | if self.sub_packet == factor { | |
162 | self.sub_packet = 0; | |
6669c73b | 163 | return Ok(NAPacket::new(stream, ts, true, self.buf.clone())); |
fe07b469 | 164 | } else { |
6669c73b | 165 | return Err(DemuxerError::TryAgain); |
fe07b469 KS |
166 | } |
167 | }, | |
6669c73b KS |
168 | Deinterleaver::Generic => { |
169 | let iinfo = self.iinfo.unwrap(); | |
170 | let factor = iinfo.factor as usize; | |
171 | let fsize = iinfo.frame_size as usize; | |
172 | let bsize = iinfo.block_size as usize; | |
173 | let factor2 = fsize / bsize; | |
174 | let ppos = self.sub_packet; | |
175 | ||
176 | for sb in 0..factor2 { | |
177 | let sb_pos = factor * sb + ((factor + 1) >> 1) * (ppos & 1) + (ppos >> 1); | |
178 | let mut dst = &mut self.buf[bsize * sb_pos..][..bsize]; | |
179 | src.read_buf(&mut dst)?; | |
180 | } | |
181 | }, | |
182 | Deinterleaver::Sipro => { | |
183 | let iinfo = self.iinfo.unwrap(); | |
184 | let fsize = iinfo.frame_size as usize; | |
185 | let ppos = self.sub_packet; | |
186 | ||
187 | let mut dst = &mut self.buf[fsize * ppos..][..fsize]; | |
188 | src.read_buf(&mut dst)?; | |
189 | }, | |
480d951e KS |
190 | Deinterleaver::VBR => { |
191 | validate!(payload_size >= 5); | |
192 | let hdrsizesize = src.read_u16be()?; | |
193 | let num_entries = (hdrsizesize / 16) as usize; | |
194 | validate!(payload_size >= num_entries * 3 + 2); | |
195 | let mut sizes: Vec<usize> = Vec::with_capacity(num_entries); | |
196 | let mut tot_size = 0; | |
197 | for _ in 0..num_entries { | |
198 | let sz = src.read_u16be()? as usize; | |
199 | tot_size += sz; | |
200 | sizes.push(sz); | |
201 | } | |
202 | validate!(tot_size + num_entries * 2 + 2 == payload_size); | |
203 | let pkt_ts = NATimeInfo::new(None, None, None, tb_num, tb_den); | |
204 | let mut first = true; | |
205 | for size in sizes.iter() { | |
206 | let cur_ts = if first { ts } else { pkt_ts }; | |
207 | first = false; | |
208 | let pkt = src.read_packet(stream.clone(), cur_ts, true, *size)?; | |
209 | queued_packets.push(pkt); | |
210 | } | |
211 | queued_packets.reverse(); | |
212 | let pkt0 = queued_packets.pop().unwrap(); | |
213 | return Ok(pkt0); | |
214 | }, | |
6669c73b KS |
215 | }; |
216 | ||
217 | let iinfo = self.iinfo.unwrap(); | |
218 | let factor = iinfo.factor as usize; | |
5dfd175c | 219 | let fsize = if iinfo.block_size != 0 { iinfo.block_size } else { iinfo.frame_size } as usize; |
6669c73b KS |
220 | |
221 | self.sub_packet += 1; | |
222 | if self.sub_packet < factor { | |
223 | return Err(DemuxerError::TryAgain); | |
224 | } | |
225 | ||
226 | self.sub_packet = 0; | |
227 | ||
228 | if self.deint == Deinterleaver::Sipro { | |
76c275c9 | 229 | sipro_restore(&mut self.buf, factor, iinfo.frame_size as usize); |
6669c73b KS |
230 | } |
231 | ||
232 | let mut frames_iter = self.buf.chunks(fsize); | |
233 | let pkt0 = frames_iter.next().unwrap(); | |
234 | ||
235 | let pkt_ts = NATimeInfo::new(None, None, None, tb_num, tb_den); | |
236 | for pkts in frames_iter { | |
237 | let pkt = NAPacket::new(stream.clone(), pkt_ts, true, pkts.to_vec()); | |
238 | queued_packets.push(pkt); | |
c19ce782 | 239 | } |
6669c73b KS |
240 | queued_packets.reverse(); |
241 | Ok(NAPacket::new(stream, ts, true, pkt0.to_vec())) | |
ce52b3b5 KS |
242 | } |
243 | } | |
244 | ||
02cb1e03 KS |
245 | fn sipro_restore(buf: &mut [u8], factor: usize, fsize: usize) { |
246 | let stride = factor * fsize * 2 / 96; | |
247 | for i in 0..38 { | |
248 | let mut sidx = (RM_SIPRO_SWAPS[i][0] as usize) * stride; | |
249 | let mut didx = (RM_SIPRO_SWAPS[i][1] as usize) * stride; | |
250 | for _ in 0..stride { | |
251 | let in0 = buf[sidx >> 1]; | |
252 | let in1 = buf[didx >> 1]; | |
253 | let nib0 = (in0 >> ((sidx & 1) * 4)) & 0xF; | |
254 | let nib1 = (in1 >> ((didx & 1) * 4)) & 0xF; | |
255 | ||
256 | buf[didx >> 1] = (nib0 << (4 * (didx & 1))) | (in1 & (0xF << (4 * (!didx & 1)))); | |
257 | buf[sidx >> 1] = (nib1 << (4 * (sidx & 1))) | (in0 & (0xF << (4 * (!sidx & 1)))); | |
258 | ||
259 | sidx += 1; | |
260 | didx += 1; | |
261 | } | |
262 | } | |
263 | } | |
264 | ||
d4df9ee1 KS |
265 | struct SubstreamInfo { |
266 | id: u32, | |
267 | map: Vec<u16>, | |
268 | str_ids: Vec<u32>, | |
269 | } | |
270 | ||
271 | struct MLTIMapper { | |
272 | sub_info: Vec<SubstreamInfo>, | |
418bd0b8 | 273 | sstr_id: u32, |
d4df9ee1 KS |
274 | } |
275 | ||
276 | impl MLTIMapper { | |
277 | fn new() -> Self { | |
278 | MLTIMapper { | |
279 | sub_info: Vec::new(), | |
418bd0b8 | 280 | sstr_id: 0x10000, |
d4df9ee1 KS |
281 | } |
282 | } | |
283 | fn add_stream(&mut self, stream_no: u32) { | |
284 | let ssinfo = SubstreamInfo { id: stream_no, map: Vec::new(), str_ids: Vec::new() }; | |
285 | self.sub_info.push(ssinfo); | |
286 | } | |
418bd0b8 KS |
287 | fn get_substream_no(&self) -> u32 { |
288 | self.sstr_id - 1 | |
289 | } | |
d4df9ee1 KS |
290 | fn find_idx(&self, stream_no: u32) -> Option<usize> { |
291 | self.sub_info.iter().position(|x| x.id == stream_no) | |
292 | } | |
418bd0b8 KS |
293 | fn add_map_rule(&mut self, map_ss: u16) { |
294 | let idx = self.sub_info.len() - 1; | |
d4df9ee1 KS |
295 | self.sub_info[idx].map.push(map_ss); |
296 | } | |
418bd0b8 KS |
297 | fn add_substream(&mut self) { |
298 | let idx = self.sub_info.len() - 1; | |
299 | self.sub_info[idx].str_ids.push(self.sstr_id); | |
300 | self.sstr_id += 1; | |
d4df9ee1 KS |
301 | } |
302 | fn is_mlti_stream(&self, stream_no: u32) -> bool { | |
303 | self.find_idx(stream_no).is_some() | |
304 | } | |
305 | fn find_substream(&self, stream_no: u32, grp: u16) -> Option<u32> { | |
306 | if let Some(idx) = self.find_idx(stream_no) { | |
307 | if (grp as usize) < self.sub_info[idx].map.len() { | |
308 | let sub_id = self.sub_info[idx].map[grp as usize] as usize; | |
309 | if sub_id < self.sub_info[idx].str_ids.len() { | |
310 | return Some(self.sub_info[idx].str_ids[sub_id]); | |
311 | } | |
312 | } | |
313 | } | |
314 | None | |
315 | } | |
316 | } | |
317 | ||
ce52b3b5 KS |
318 | enum RMStreamType { |
319 | Audio(RMAudioStream), | |
320 | Video(RMVideoStream), | |
321 | Logical, | |
322 | Unknown, | |
323 | } | |
324 | ||
418bd0b8 KS |
325 | struct CommonStreamData { |
326 | streams: Vec<RMStreamType>, | |
327 | str_ids: Vec<u32>, | |
328 | mlti_mapper: MLTIMapper, | |
329 | } | |
330 | ||
331 | impl CommonStreamData { | |
332 | fn new() -> Self { | |
333 | CommonStreamData { | |
334 | streams: Vec::new(), | |
335 | str_ids: Vec::new(), | |
336 | mlti_mapper: MLTIMapper::new(), | |
337 | } | |
338 | } | |
339 | fn get_stream_id(&self, str_no: u32, pkt_grp: u16) -> u32 { | |
340 | if !self.mlti_mapper.is_mlti_stream(str_no) { | |
341 | str_no | |
342 | } else { | |
343 | self.mlti_mapper.find_substream(str_no, pkt_grp).unwrap() | |
344 | } | |
345 | } | |
346 | fn find_stream(&self, stream_id: u32) -> Option<usize> { | |
347 | self.str_ids.iter().position(|x| *x == stream_id) | |
348 | } | |
349 | } | |
350 | ||
ce52b3b5 KS |
351 | struct RealMediaDemuxer<'a> { |
352 | src: &'a mut ByteReader<'a>, | |
353 | data_pos: u64, | |
cdcbaa6c | 354 | data_end: u64, |
770bef6f | 355 | next_data: u64, |
db5cc44b | 356 | data_ver: u16, |
ce52b3b5 KS |
357 | num_packets: u32, |
358 | cur_packet: u32, | |
359 | ||
418bd0b8 | 360 | str_data: CommonStreamData, |
ce52b3b5 | 361 | |
cdcbaa6c KS |
362 | data_chunks: Vec<(u64, u32, u16)>, |
363 | cur_data_chunk: usize, | |
364 | ||
ce52b3b5 KS |
365 | queued_pkts: Vec<NAPacket>, |
366 | slice_buf: Vec<u8>, | |
367 | } | |
368 | ||
369 | fn find_codec_name(registry: &[(&[u8;4], &'static str)], fcc: u32) -> &'static str { | |
370 | for &(fourcc, name) in registry { | |
371 | if mktag!(fourcc) == fcc { return name; } | |
372 | } | |
373 | "unknown" | |
374 | } | |
375 | ||
376 | fn read_14or30(src: &mut ByteReader) -> DemuxerResult<(bool, u32)> { | |
377 | let tmp = src.read_u16be()?; | |
378 | let flag = (tmp & 0x8000) != 0; | |
379 | if (tmp & 0x4000) == 0x4000 { | |
380 | Ok((flag, ((tmp & 0x3FFF) as u32))) | |
381 | } else { | |
382 | let val = ((tmp as u32) << 16) | (src.read_u16be()? as u32); | |
383 | Ok((flag, val & 0x3FFFFFFF)) | |
384 | } | |
385 | } | |
386 | ||
70910ac3 | 387 | fn read_video_buf(src: &mut ByteReader, stream: NAStreamRef, ts: u32, keyframe: bool, frame_size: usize) -> DemuxerResult<NAPacket> { |
ce52b3b5 | 388 | let size = (frame_size as usize) + 9; |
e07387c7 | 389 | let mut vec: Vec<u8> = vec![0; size]; |
ce52b3b5 KS |
390 | //v[0] = 0; // 1 slice |
391 | vec[4] = 1; | |
392 | src.read_buf(&mut vec[9..])?; | |
393 | ||
394 | let (tb_num, tb_den) = stream.get_timebase(); | |
395 | let ts = NATimeInfo::new(Some(ts as u64), None, None, tb_num, tb_den); | |
396 | Ok(NAPacket::new(stream, ts, keyframe, vec)) | |
397 | } | |
398 | ||
70910ac3 | 399 | fn read_multiple_frame(src: &mut ByteReader, stream: NAStreamRef, keyframe: bool, skip_mtype: bool) -> DemuxerResult<NAPacket> { |
ce52b3b5 KS |
400 | if !skip_mtype { |
401 | let mtype = src.read_byte()?; | |
402 | validate!(mtype == 0xC0); | |
403 | } | |
404 | let (_, frame_size) = read_14or30(src)?; | |
405 | let (_, timestamp) = read_14or30(src)?; | |
c9aba47e KS |
406 | let _seq_no = src.read_byte()?; |
407 | //println!(" multiple frame size {} ts {} seq {}", frame_size, timestamp, seq_no); | |
ce52b3b5 KS |
408 | |
409 | read_video_buf(src, stream, timestamp, keyframe, frame_size as usize) | |
410 | } | |
411 | ||
418bd0b8 KS |
412 | struct RMDemuxCommon {} |
413 | ||
414 | impl RMDemuxCommon { | |
415 | fn parse_stream_info(str_data: &mut CommonStreamData, strmgr: &mut StreamManager, stream_no: u32, edata: &Vec<u8>) -> DemuxerResult<bool> { | |
416 | let mut is_mlti = false; | |
417 | let mut mr = MemoryReader::new_read(edata.as_slice()); | |
418 | let mut src = ByteReader::new(&mut mr); | |
419 | let tag = src.read_u32be()?; | |
420 | let tag2 = src.peek_u32be()?; | |
421 | //println!("tag1 {:X} tag2 {:X}", tag, tag2); | |
422 | if tag == mktag!('.', 'r', 'a', 0xFD) { | |
423 | Self::parse_audio_stream(strmgr, &mut str_data.streams, stream_no, &mut src, edata.as_slice())?; | |
424 | } else if ((tag2 == mktag!('V', 'I', 'D', 'O')) || (tag2 == mktag!('I', 'M', 'A', 'G'))) && ((tag as usize) <= edata.len()) { | |
425 | Self::parse_video_stream(strmgr, &mut str_data.streams, stream_no, &mut src, edata.as_slice(), tag2)?; | |
426 | } else if tag == mktag!(b"LSD:") { | |
e07387c7 | 427 | let extradata = Some(edata.to_owned()); |
418bd0b8 KS |
428 | |
429 | src.read_skip(4)?; //version | |
430 | let channels = src.read_u16be()?; | |
431 | let samp_size = src.read_u16be()?; | |
432 | let sample_rate = src.read_u32be()?; | |
433 | ||
434 | println!("LSD sr {}, {} ch", sample_rate, channels); | |
435 | let soniton = NASoniton::new(samp_size as u8, SONITON_FLAG_SIGNED); | |
436 | let ahdr = NAAudioInfo::new(sample_rate, channels as u8, soniton, 1); | |
437 | let nainfo = NACodecInfo::new("ralf", NACodecTypeInfo::Audio(ahdr), extradata); | |
59dc9182 | 438 | let res = strmgr.add_stream(NAStream::new(StreamType::Audio, stream_no as u32, nainfo, 1, 1000)); |
418bd0b8 KS |
439 | if res.is_none() { return Err(MemoryError); } |
440 | let astr = RMAudioStream::new(None); | |
441 | str_data.streams.push(RMStreamType::Audio(astr)); | |
442 | } else if tag == mktag!(b"MLTI") { | |
443 | is_mlti = true; | |
444 | let num_rules = src.read_u16be()? as usize; | |
445 | let mut max_sub = 0; | |
446 | str_data.mlti_mapper.add_stream(stream_no); | |
447 | for _ in 0..num_rules { | |
448 | let substr = src.read_u16be()?; | |
449 | max_sub = max_sub.max(substr); | |
450 | str_data.mlti_mapper.add_map_rule(substr); | |
451 | } | |
452 | let num_substreams = src.read_u16be()? as usize; | |
453 | validate!(num_substreams > (max_sub as usize)); | |
454 | for _ in 0..num_substreams { | |
455 | let hdr_size = src.read_u32be()? as usize; | |
456 | validate!(hdr_size > 8); | |
457 | let pos = src.tell() as usize; | |
458 | src.read_skip(hdr_size)?; | |
459 | str_data.mlti_mapper.add_substream(); | |
460 | { | |
461 | let hdrsrc = &edata[pos..][..hdr_size]; | |
462 | let mut mr = MemoryReader::new_read(hdrsrc); | |
463 | let mut hsrc = ByteReader::new(&mut mr); | |
464 | ||
465 | let tag = hsrc.read_u32be()?; | |
466 | let tag2 = hsrc.peek_u32be()?; | |
467 | let stream_no = str_data.mlti_mapper.get_substream_no(); | |
468 | //todo check that all substreams are of the same type"); | |
469 | if tag == mktag!('.', 'r', 'a', 0xFD) { | |
470 | Self::parse_audio_stream(strmgr, &mut str_data.streams, stream_no, &mut hsrc, hdrsrc)?; | |
471 | } else if (tag2 == mktag!('V', 'I', 'D', 'O')) && ((tag as usize) <= hdr_size) { | |
472 | Self::parse_video_stream(strmgr, &mut str_data.streams, stream_no, &mut hsrc, hdrsrc, tag2)?; | |
473 | } else { | |
474 | println!("unknown MLTI substream {:08X} / {:08X}", tag, tag2); | |
475 | return Err(DemuxerError::InvalidData); | |
476 | } | |
477 | str_data.str_ids.push(stream_no); | |
478 | } | |
479 | } | |
480 | } else { | |
481 | str_data.streams.push(RMStreamType::Logical); | |
482 | } | |
483 | Ok(is_mlti) | |
484 | } | |
485 | fn parse_audio_stream(strmgr: &mut StreamManager, streams: &mut Vec<RMStreamType>, stream_no: u32, src: &mut ByteReader, edata_: &[u8]) -> DemuxerResult<()> { | |
486 | let ver = src.read_u16be()?; | |
487 | let ainfo = match ver { | |
488 | 3 => { | |
489 | parse_aformat3(src)? | |
490 | }, | |
491 | 4 => { | |
492 | parse_aformat4(src)? | |
493 | }, | |
494 | 5 => { | |
495 | parse_aformat5(src)? | |
496 | }, | |
497 | _ => { | |
498 | println!("unknown version {}", ver); | |
499 | return Err(DemuxerError::InvalidData); | |
500 | }, | |
501 | }; | |
502 | println!(" got ainfo {:?}", ainfo); | |
503 | let cname = find_codec_name(RM_AUDIO_CODEC_REGISTER, ainfo.fcc); | |
504 | let blk_size = if ainfo.fcc != mktag!(b"sipr") { | |
505 | ainfo.granularity as usize | |
506 | } else { | |
507 | validate!(ainfo.flavor <= 3); | |
508 | RM_SIPRO_BLOCK_SIZES[ainfo.flavor as usize] | |
509 | }; | |
510 | let srate = ainfo.sample_rate; | |
511 | let soniton = NASoniton::new(ainfo.sample_size as u8, SONITON_FLAG_SIGNED); | |
512 | let ahdr = NAAudioInfo::new(srate, ainfo.channels as u8, soniton, blk_size); | |
513 | let extradata = if ainfo.edata_size == 0 { | |
514 | None | |
515 | } else { | |
516 | let eslice = &edata_[(src.tell() as usize)..]; | |
517 | Some(eslice.to_vec()) | |
518 | }; | |
519 | let nainfo = NACodecInfo::new(cname, NACodecTypeInfo::Audio(ahdr), extradata); | |
59dc9182 | 520 | let res = strmgr.add_stream(NAStream::new(StreamType::Audio, stream_no as u32, nainfo, 1, 1000)); |
418bd0b8 KS |
521 | if res.is_none() { return Err(MemoryError); } |
522 | ||
523 | let astr = RMAudioStream::new(ainfo.ileave_info); | |
524 | streams.push(RMStreamType::Audio(astr)); | |
525 | Ok(()) | |
526 | } | |
527 | #[allow(unused_variables)] | |
528 | fn parse_video_stream(strmgr: &mut StreamManager, streams: &mut Vec<RMStreamType>, stream_no: u32, src: &mut ByteReader, edata_: &[u8], tag2: u32) -> DemuxerResult<()> { | |
529 | src.read_skip(4)?; | |
530 | let fcc = src.read_u32be()?; | |
531 | let width = src.read_u16be()? as usize; | |
532 | let height = src.read_u16be()? as usize; | |
533 | let bpp = src.read_u16be()?; | |
534 | let pad_w = src.read_u16be()?; | |
535 | let pad_h = src.read_u16be()?; | |
59dc9182 | 536 | let _fps; |
418bd0b8 | 537 | if tag2 == mktag!('V', 'I', 'D', 'O') { |
59dc9182 | 538 | _fps = src.read_u32be()?; |
418bd0b8 | 539 | } else { |
59dc9182 | 540 | _fps = 0x10000; |
418bd0b8 KS |
541 | } |
542 | let extradata: Option<Vec<u8>>; | |
543 | if src.left() > 0 { | |
544 | let eslice = &edata_[(src.tell() as usize)..]; | |
545 | extradata = Some(eslice.to_vec()); | |
546 | } else { | |
547 | extradata = None; | |
548 | } | |
549 | let cname = find_codec_name(RM_VIDEO_CODEC_REGISTER, fcc); | |
550 | ||
551 | let vhdr = NAVideoInfo::new(width, height, false, RGB24_FORMAT); | |
552 | let vinfo = NACodecInfo::new(cname, NACodecTypeInfo::Video(vhdr), extradata); | |
59dc9182 | 553 | let res = strmgr.add_stream(NAStream::new(StreamType::Video, stream_no as u32, vinfo, 1, 1000)); |
418bd0b8 KS |
554 | if res.is_none() { return Err(DemuxerError::MemoryError); } |
555 | ||
556 | let vstr = RMVideoStream::new(); | |
557 | streams.push(RMStreamType::Video(vstr)); | |
558 | Ok(()) | |
559 | } | |
560 | #[allow(unused_variables)] | |
70910ac3 | 561 | 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 |
562 | match rmstream { |
563 | RMStreamType::Video(ref mut vstr) => { | |
564 | ||
565 | let pos = src.tell(); | |
566 | let b0 = src.read_byte()?; | |
567 | match b0 >> 6 { | |
568 | 0 => { // partial frame | |
569 | let b1 = src.read_byte()?; | |
570 | let hdr1 = ((b0 as u16) << 8) | (b1 as u16); | |
571 | let num_pkts = ((hdr1 >> 7) & 0x7F) as usize; | |
572 | let packet_num = hdr1 & 0x7F; | |
573 | let (_, frame_size) = read_14or30(src)?; | |
574 | let (_, off) = read_14or30(src)?; | |
575 | let seq_no = src.read_byte()?; | |
576 | //println!(" mode 0 pkt {}/{} off {}/{} seq {}", packet_num, num_pkts, off, frame_size, seq_no); | |
577 | let hdr_skip = (src.tell() - pos) as usize; | |
578 | ||
579 | let slice_size = (payload_size - hdr_skip) as usize; | |
580 | slice_buf.resize(slice_size, 0); | |
581 | src.read_buf(slice_buf.as_mut_slice())?; | |
582 | if packet_num == 1 { | |
583 | vstr.start_slice(num_pkts, frame_size as usize, slice_buf.as_slice()); | |
584 | } else { | |
d254ca17 | 585 | vstr.add_slice(packet_num as usize, slice_buf.as_slice())?; |
418bd0b8 KS |
586 | } |
587 | if (packet_num as usize) < num_pkts { | |
588 | return Err(DemuxerError::TryAgain); | |
589 | } | |
590 | //todo: check if full frame is received | |
591 | let (tb_num, tb_den) = stream.get_timebase(); | |
592 | let ts = NATimeInfo::new(Some(ts as u64), None, None, tb_num, tb_den); | |
593 | let pkt = NAPacket::new(stream, ts, keyframe, vstr.get_frame_data()); | |
594 | Ok(pkt) | |
595 | }, | |
596 | 1 => { // whole frame | |
597 | let seq_no = src.read_byte()?; | |
598 | //println!(" mode 1 seq {}", seq_no); | |
599 | read_video_buf(src, stream, ts, keyframe, payload_size - 2) | |
600 | }, | |
601 | 2 => { // last partial frame | |
602 | let b1 = src.read_byte()?; | |
603 | let hdr1 = ((b0 as u16) << 8) | (b1 as u16); | |
604 | let num_pkts = ((hdr1 >> 7) & 0x7F) as usize; | |
605 | let packet_num = hdr1 & 0x7F; | |
606 | let (_, frame_size) = read_14or30(src)?; | |
607 | let (_, tail_size) = read_14or30(src)?; | |
608 | let seq_no = src.read_byte()?; | |
609 | //println!(" mode 2 pkt {}/{} tail {}/{} seq {}", packet_num, num_pkts, tail_size, frame_size, seq_no); | |
610 | slice_buf.resize(tail_size as usize, 0); | |
611 | src.read_buf(slice_buf.as_mut_slice())?; | |
612 | if packet_num == 1 && frame_size == tail_size { | |
613 | vstr.start_slice(num_pkts, frame_size as usize, slice_buf.as_slice()); | |
614 | } else { | |
d254ca17 | 615 | vstr.add_slice(packet_num as usize, slice_buf.as_slice())?; |
418bd0b8 KS |
616 | } |
617 | ||
618 | while src.tell() < pos + (payload_size as u64) { | |
619 | let res = read_multiple_frame(src, stream.clone(), false, false); | |
620 | if res.is_err() { break; } | |
621 | queued_pkts.push(res.unwrap()); | |
622 | } | |
623 | queued_pkts.reverse(); | |
624 | let (tb_num, tb_den) = stream.get_timebase(); | |
625 | let ts = NATimeInfo::new(Some(ts as u64), None, None, tb_num, tb_den); | |
626 | let pkt = NAPacket::new(stream, ts, keyframe, vstr.get_frame_data()); | |
627 | Ok(pkt) | |
628 | }, | |
629 | _ => { // multiple frames | |
630 | //println!(" mode 3"); | |
631 | let res = read_multiple_frame(src, stream.clone(), keyframe, true); | |
632 | if res.is_err() { return res; } | |
633 | while src.tell() < pos + (payload_size as u64) { | |
634 | let res = read_multiple_frame(src, stream.clone(), false, false); | |
635 | if res.is_err() { break; } | |
636 | queued_pkts.push(res.unwrap()); | |
637 | } | |
638 | queued_pkts.reverse(); | |
639 | res | |
640 | }, | |
641 | } | |
642 | }, | |
643 | RMStreamType::Audio(ref mut astr) => { | |
644 | astr.read_apackets(queued_pkts, src, stream, ts, keyframe, payload_size) | |
645 | }, | |
646 | _ => { | |
647 | src.read_skip(payload_size)?; | |
648 | Err(DemuxerError::InvalidData) | |
649 | }, | |
650 | } | |
651 | } | |
652 | } | |
653 | ||
ce52b3b5 | 654 | impl<'a> DemuxCore<'a> for RealMediaDemuxer<'a> { |
cdcbaa6c KS |
655 | fn open(&mut self, strmgr: &mut StreamManager, seek_idx: &mut SeekIndex) -> DemuxerResult<()> { |
656 | self.read_header(strmgr, seek_idx)?; | |
ce52b3b5 KS |
657 | Ok(()) |
658 | } | |
659 | ||
660 | #[allow(unused_variables)] | |
661 | fn get_frame(&mut self, strmgr: &mut StreamManager) -> DemuxerResult<NAPacket> { | |
662 | if !self.queued_pkts.is_empty() { | |
663 | let pkt = self.queued_pkts.pop().unwrap(); | |
664 | return Ok(pkt); | |
665 | } | |
666 | loop { | |
cdcbaa6c KS |
667 | if (self.cur_packet >= self.num_packets) || (self.src.tell() >= self.data_end) { |
668 | self.cur_data_chunk += 1; | |
669 | if self.cur_data_chunk < self.data_chunks.len() { | |
670 | let (pos, _, _) = self.data_chunks[self.cur_data_chunk]; | |
671 | self.src.seek(SeekFrom::Start(pos))?; | |
770bef6f KS |
672 | let res = read_chunk(self.src); |
673 | if let Ok((id, size, ver)) = res { | |
674 | self.data_pos = self.src.tell(); | |
675 | self.data_ver = ver; | |
cdcbaa6c | 676 | self.data_end = self.data_pos + (size as u64); |
770bef6f KS |
677 | if self.parse_data_start().is_ok() { |
678 | continue; | |
679 | } | |
680 | } | |
681 | } | |
682 | return Err(DemuxerError::EOF); | |
683 | } | |
ce52b3b5 KS |
684 | |
685 | let pkt_start = self.src.tell(); | |
7348405b | 686 | let ver = self.src.read_u16be()?; |
ce52b3b5 KS |
687 | validate!(ver <= 1); |
688 | let len = self.src.read_u16be()? as usize; | |
d4df9ee1 | 689 | let str_no = self.src.read_u16be()? as u32; |
ce52b3b5 | 690 | let ts = self.src.read_u32be()?; |
d4df9ee1 | 691 | let pkt_grp; |
770bef6f | 692 | let flags; |
ce52b3b5 | 693 | if ver == 0 { |
d4df9ee1 | 694 | pkt_grp = self.src.read_byte()? as u16; |
770bef6f | 695 | flags = self.src.read_byte()?; |
ce52b3b5 | 696 | } else { |
7348405b | 697 | //asm_rule = self.src.read_u16be()?; |
d4df9ee1 | 698 | //asm_flags = self.src.read_byte()?; |
ce52b3b5 | 699 | self.src.read_skip(2)?; |
d4df9ee1 | 700 | pkt_grp = 0; |
770bef6f KS |
701 | self.src.read_skip(1)?; |
702 | flags = 0; | |
ce52b3b5 | 703 | } |
ce52b3b5 | 704 | let hdr_size = self.src.tell() - pkt_start; |
d4df9ee1 | 705 | //println!("packet @{:X} size {} for {} ts {} grp {} flags {:X}", pkt_start, len, str_no, ts, pkt_grp, flags); |
ce52b3b5 KS |
706 | self.cur_packet += 1; |
707 | ||
708 | let payload_size = len - (hdr_size as usize); | |
709 | ||
418bd0b8 KS |
710 | let stream_id = self.str_data.get_stream_id(str_no as u32, pkt_grp); |
711 | let sr = self.str_data.find_stream(stream_id); | |
ce52b3b5 | 712 | if sr.is_none() { |
c9aba47e | 713 | //println!("stream {} not found", str_no); |
ce52b3b5 KS |
714 | self.src.read_skip(payload_size)?; |
715 | return Err(DemuxerError::InvalidData); | |
716 | } | |
717 | let str_id = sr.unwrap(); | |
d4df9ee1 KS |
718 | |
719 | let streamres = strmgr.get_stream_by_id(stream_id); | |
c9aba47e KS |
720 | if streamres.is_none() { |
721 | self.src.read_skip(payload_size)?; | |
722 | continue; | |
723 | } | |
724 | let stream = streamres.unwrap(); | |
725 | //println!(" stream {}", str_id); | |
d4df9ee1 | 726 | if strmgr.is_ignored_id(stream_id) { |
ce52b3b5 KS |
727 | self.src.read_skip(payload_size)?; |
728 | continue; | |
729 | } | |
730 | //todo skip unwanted packet | |
731 | let keyframe = (flags & KEYFRAME_FLAG) != 0; | |
732 | ||
418bd0b8 KS |
733 | let ret = RMDemuxCommon::parse_packet_payload(&mut self.src, &mut self.str_data.streams[str_id], stream, &mut self.slice_buf, &mut self.queued_pkts, keyframe, ts, payload_size); |
734 | if let Err(DemuxerError::TryAgain) = ret { | |
735 | continue; | |
736 | } else { | |
737 | return ret; | |
738 | } | |
ce52b3b5 KS |
739 | } |
740 | } | |
741 | ||
742 | #[allow(unused_variables)] | |
33b5a8f0 | 743 | fn seek(&mut self, time: u64, seek_idx: &SeekIndex) -> DemuxerResult<()> { |
cdcbaa6c KS |
744 | self.queued_pkts.clear(); |
745 | let ret = seek_idx.find_pos(time); | |
746 | if ret.is_none() { | |
747 | return Err(DemuxerError::SeekError); | |
748 | } | |
749 | let ret = ret.unwrap(); | |
750 | let seek_pos = ret.pos; | |
751 | for (pos, size, ver) in self.data_chunks.iter() { | |
752 | if seek_pos < *pos { continue; } | |
753 | let end = *pos + (*size as u64); | |
754 | if seek_pos < end { | |
755 | self.cur_packet = 0; | |
756 | self.data_pos = seek_pos; | |
757 | self.data_ver = *ver; | |
758 | self.data_end = end; | |
759 | self.src.seek(SeekFrom::Start(seek_pos))?; | |
760 | return Ok(()); | |
761 | } | |
762 | } | |
763 | Err(DemuxerError::SeekError) | |
ce52b3b5 KS |
764 | } |
765 | } | |
766 | ||
787b8d03 KS |
767 | impl<'a> NAOptionHandler for RealMediaDemuxer<'a> { |
768 | fn get_supported_options(&self) -> &[NAOptionDefinition] { &[] } | |
769 | fn set_options(&mut self, _options: &[NAOption]) { } | |
770 | fn query_option_value(&self, _name: &str) -> Option<NAValue> { None } | |
771 | } | |
772 | ||
ce52b3b5 KS |
773 | fn read_chunk(src: &mut ByteReader) -> DemuxerResult<(u32, u32, u16)> { |
774 | let id = src.read_u32be()?; | |
6132225f | 775 | if id == 0 { return Ok((0, 0, 0)); } |
ce52b3b5 | 776 | let size = src.read_u32be()?; |
9f45e528 KS |
777 | if size == 0 { |
778 | let ver = src.read_u16be()?; | |
db5cc44b | 779 | validate!(ver <= 2); |
9f45e528 KS |
780 | return Ok((id, 0x0FFFFFFF, ver)); |
781 | } | |
ce52b3b5 KS |
782 | validate!(size >= 10); |
783 | let ver = src.read_u16be()?; | |
db5cc44b | 784 | validate!(ver <= 2); |
ce52b3b5 KS |
785 | Ok((id, size, ver)) |
786 | } | |
787 | ||
c19ce782 KS |
788 | #[derive(Clone,Copy,Debug)] |
789 | struct InterleaveInfo { | |
790 | id: u32, | |
791 | factor: u16, | |
792 | block_size: u16, | |
793 | frame_size: u16, | |
794 | } | |
795 | ||
796 | #[derive(Clone,Copy,Debug)] | |
797 | struct RealAudioInfo { | |
798 | fcc: u32, | |
799 | sample_rate: u32, | |
800 | sample_size: u16, | |
02cb1e03 | 801 | flavor: u16, |
c19ce782 KS |
802 | channels: u16, |
803 | channel_mask: u32, | |
804 | granularity: u32, | |
805 | bytes_per_minute: u32, | |
806 | total_bytes: u32, | |
807 | edata_size: u32, | |
808 | ileave_info: Option<InterleaveInfo> | |
809 | } | |
810 | ||
811 | fn skip_ra_metadata(src: &mut ByteReader) -> DemuxerResult<()> { | |
812 | let title_len = src.read_byte()? as usize; | |
813 | src.read_skip(title_len)?; | |
814 | let author_len = src.read_byte()? as usize; | |
815 | src.read_skip(author_len)?; | |
816 | let copywrong_len = src.read_byte()? as usize; | |
817 | src.read_skip(copywrong_len)?; | |
818 | let comment_len = src.read_byte()? as usize; | |
819 | src.read_skip(comment_len)?; | |
820 | Ok(()) | |
821 | } | |
822 | ||
823 | #[allow(unused_variables)] | |
824 | fn parse_aformat3(src: &mut ByteReader) -> DemuxerResult<RealAudioInfo> { | |
825 | let start = src.tell(); | |
826 | let header_len = src.read_u16be()?; | |
827 | validate!(header_len >= 24); | |
828 | let flavor = src.read_u16be()?; | |
829 | let granularity = src.read_u32be()?; | |
830 | let bytes_per_minute = src.read_u32be()?; | |
831 | let total_bytes = src.read_u32be()?; | |
832 | ||
833 | skip_ra_metadata(src)?; | |
834 | ||
835 | let _can_copy = src.read_byte()?; | |
836 | let fcc_len = src.read_byte()?; | |
837 | validate!(fcc_len == 4); | |
838 | let fcc = src.read_u32be()?; | |
839 | ||
840 | let end = src.tell(); | |
841 | validate!(end - start <= (header_len as u64) + 2); | |
842 | ||
843 | Ok(RealAudioInfo { | |
e07387c7 | 844 | fcc, flavor, |
02cb1e03 | 845 | sample_rate: 8000, sample_size: 16, channels: 1, channel_mask: 0, |
e07387c7 KS |
846 | granularity, bytes_per_minute, |
847 | total_bytes, edata_size: 0, | |
c19ce782 KS |
848 | ileave_info: None, |
849 | }) | |
850 | } | |
851 | ||
852 | #[allow(unused_variables)] | |
853 | fn parse_aformat4(src: &mut ByteReader) -> DemuxerResult<RealAudioInfo> { | |
854 | let start = src.tell(); | |
855 | src.read_skip(2)?; // zeroes | |
856 | let id = src.read_u32be()?; | |
857 | validate!(id == mktag!(b".ra4")); | |
858 | let data_size = src.read_u32be()?; | |
859 | let _ver4 = src.read_u16be()?; // should be 4 | |
860 | let header_size = src.read_u32be()?; | |
02cb1e03 | 861 | let flavor = src.read_u16be()?; |
c19ce782 KS |
862 | let granularity = src.read_u32be()?; |
863 | let total_bytes = src.read_u32be()?; | |
864 | let bytes_per_minute = src.read_u32be()?; | |
865 | let _bytes_per_minute2 = src.read_u32be()?; | |
866 | let ileave_factor = src.read_u16be()?; | |
867 | let ileave_block_size = src.read_u16be()?; | |
868 | let _user_data = src.read_u16be()?; | |
869 | let sample_rate = src.read_u32be()?; | |
870 | let sample_size = src.read_u32be()?; | |
871 | let channels = src.read_u16be()?; | |
872 | let interleaver_id_len = src.read_byte()?; | |
873 | validate!(interleaver_id_len == 4); | |
874 | let interleaver_id = src.read_u32be()?; | |
875 | let fcc_len = src.read_byte()?; | |
876 | validate!(fcc_len == 4); | |
877 | let fcc = src.read_u32be()?; | |
878 | let is_interleaved = src.read_byte()?; | |
879 | let _can_copy = src.read_byte()?; | |
880 | let _stream_type = src.read_byte()?; | |
881 | ||
882 | skip_ra_metadata(src)?; | |
883 | ||
884 | let end = src.tell(); | |
885 | validate!(end - start <= (header_size as u64) + 10); | |
886 | ||
887 | let ileave_info = if is_interleaved != 0 { | |
888 | Some(InterleaveInfo { | |
fe07b469 KS |
889 | id: interleaver_id, factor: ileave_factor, block_size: granularity as u16, |
890 | frame_size: ileave_block_size, | |
c19ce782 KS |
891 | }) |
892 | } else { | |
893 | None | |
894 | }; | |
895 | ||
896 | Ok(RealAudioInfo { | |
e07387c7 KS |
897 | fcc, flavor, |
898 | sample_rate, sample_size: sample_size as u16, channels, channel_mask: 0, | |
899 | granularity, bytes_per_minute, | |
c19ce782 | 900 | total_bytes: total_bytes & 0xFFFFFF, edata_size: 0, |
e07387c7 | 901 | ileave_info, |
c19ce782 KS |
902 | }) |
903 | } | |
904 | ||
905 | #[allow(unused_variables)] | |
906 | fn parse_aformat5(src: &mut ByteReader) -> DemuxerResult<RealAudioInfo> { | |
907 | let start = src.tell(); | |
908 | src.read_skip(2)?; // zeroes | |
909 | let id = src.read_u32be()?; | |
db5cc44b | 910 | validate!((id == mktag!(b".ra5")) || (id == mktag!(b".ra4"))); |
c19ce782 KS |
911 | let data_size = src.read_u32be()?; |
912 | let _ver5 = src.read_u16be()?; // should be 5 | |
913 | let header_size = src.read_u32be()?; | |
02cb1e03 | 914 | let flavor = src.read_u16be()?; |
c19ce782 KS |
915 | let granularity = src.read_u32be()?; |
916 | let total_bytes = src.read_u32be()?; | |
917 | let bytes_per_minute = src.read_u32be()?; | |
918 | let _bytes_per_minute2 = src.read_u32be()?; | |
919 | let ileave_factor = src.read_u16be()?; | |
c19ce782 | 920 | let frame_size = src.read_u16be()?; |
6669c73b | 921 | let ileave_block_size = src.read_u16be()?; |
c19ce782 KS |
922 | let user_data = src.read_u32be()?; |
923 | let _sample_rate1 = src.read_u16be()?; | |
924 | let sample_rate = src.read_u32be()?; | |
925 | let sample_size = src.read_u32be()?; | |
926 | let channels = src.read_u16be()?; | |
927 | let interleaver_id = src.read_u32be()?; | |
928 | let fcc = src.read_u32be()?; | |
929 | let is_interleaved = src.read_byte()?; | |
930 | let _can_copy = src.read_byte()?; | |
931 | let _stream_type = src.read_byte()?; | |
932 | let has_ileave_pattern = src.read_byte()?; | |
933 | if has_ileave_pattern != 0 { | |
934 | unimplemented!("ra5 interleave pattern"); | |
935 | } | |
843c8c87 | 936 | let mut edata_size = src.read_u32be()?; |
c19ce782 | 937 | let end = src.tell(); |
db5cc44b KS |
938 | if id == mktag!(b".ra5") { |
939 | validate!(end - start <= (header_size as u64) + 10); | |
bb149b3b | 940 | // src.read_skip(((end - start) as usize) - (header_size as usize) - 10)?; |
db5cc44b KS |
941 | } else { |
942 | validate!(end - start <= (header_size as u64) + 15); | |
943 | } | |
c19ce782 KS |
944 | |
945 | let ileave_info = if is_interleaved != 0 { | |
946 | Some(InterleaveInfo { | |
e07387c7 | 947 | id: interleaver_id, factor: ileave_factor, block_size: ileave_block_size, frame_size, |
c19ce782 KS |
948 | }) |
949 | } else { | |
950 | None | |
951 | }; | |
843c8c87 KS |
952 | if (fcc == mktag!(b"raac")) || (fcc == mktag!(b"racp")) { |
953 | validate!(edata_size > 1); | |
954 | edata_size -= 1; | |
955 | src.read_skip(1)?; | |
956 | } | |
c19ce782 KS |
957 | |
958 | Ok(RealAudioInfo { | |
e07387c7 KS |
959 | fcc, flavor, |
960 | sample_rate, sample_size: sample_size as u16, channels, channel_mask: 0, | |
961 | granularity, bytes_per_minute, | |
962 | total_bytes: total_bytes & 0xFFFFFF, edata_size, | |
963 | ileave_info, | |
c19ce782 KS |
964 | }) |
965 | } | |
966 | ||
ce52b3b5 KS |
967 | const RMVB_HDR_SIZE: u32 = 18; |
968 | const RMVB_PROP_SIZE: u32 = 50; | |
969 | const KEYFRAME_FLAG: u8 = 0x02; | |
970 | ||
971 | impl<'a> RealMediaDemuxer<'a> { | |
972 | fn new(io: &'a mut ByteReader<'a>) -> Self { | |
973 | RealMediaDemuxer { | |
974 | src: io, | |
975 | data_pos: 0, | |
cdcbaa6c | 976 | data_end: 0, |
770bef6f | 977 | next_data: 0, |
db5cc44b | 978 | data_ver: 0, |
ce52b3b5 KS |
979 | num_packets: 0, |
980 | cur_packet: 0, | |
418bd0b8 | 981 | str_data: CommonStreamData::new(), |
cdcbaa6c KS |
982 | data_chunks: Vec::new(), |
983 | cur_data_chunk: 0, | |
ce52b3b5 KS |
984 | queued_pkts: Vec::new(), |
985 | slice_buf: Vec::new(), | |
986 | } | |
987 | } | |
988 | #[allow(unused_variables)] | |
cdcbaa6c | 989 | fn read_header(&mut self, strmgr: &mut StreamManager, seek_idx: &mut SeekIndex) -> DemuxerResult<()> { |
ce52b3b5 | 990 | let (id, size, ver) = read_chunk(self.src)?; |
db5cc44b | 991 | validate!((id == mktag!(b".RMF")) || (id == mktag!(b".RMP"))); |
ce52b3b5 KS |
992 | validate!(size >= RMVB_HDR_SIZE); |
993 | let fver = self.src.read_u32be()?; | |
994 | validate!(fver <= 1); | |
995 | let num_hdr = self.src.read_u32be()? as usize; | |
996 | validate!(num_hdr >= 1); | |
997 | if size > RMVB_HDR_SIZE { | |
998 | self.src.read_skip((size - RMVB_HDR_SIZE) as usize)?; | |
999 | } | |
1000 | ||
1001 | let (id, size, ver) = read_chunk(self.src)?; | |
db5cc44b KS |
1002 | let prop_size = if ver == 0 { RMVB_PROP_SIZE } else { RMVB_PROP_SIZE + 4 }; |
1003 | validate!(size >= prop_size); | |
1004 | validate!((ver == 0) || (ver == 2)); | |
ce52b3b5 KS |
1005 | let maxbr = self.src.read_u32be()?; |
1006 | let avgbr = self.src.read_u32be()?; | |
1007 | let maxps = self.src.read_u32be()?; | |
1008 | let avgps = self.src.read_u32be()?; | |
1009 | let num_pkt = self.src.read_u32be()? as usize; | |
1010 | let duration = self.src.read_u32be()?; | |
1011 | let preroll = self.src.read_u32be()?; | |
db5cc44b KS |
1012 | if ver == 2 { |
1013 | self.src.read_skip(4)?; | |
1014 | } | |
ce52b3b5 KS |
1015 | let idx_off = self.src.read_u32be()?; |
1016 | let data_off = self.src.read_u32be()?; | |
1017 | let num_streams = self.src.read_u16be()? as usize; | |
1018 | let flags = self.src.read_u16be()?; | |
db5cc44b KS |
1019 | if size > prop_size { |
1020 | self.src.read_skip((size - prop_size) as usize)?; | |
ce52b3b5 KS |
1021 | } |
1022 | ||
1023 | for _ in 0..num_hdr { | |
c9aba47e KS |
1024 | if self.src.is_eof() { |
1025 | //warn maybe? | |
1026 | break; | |
1027 | } | |
cdcbaa6c | 1028 | let res = self.parse_chunk(strmgr, seek_idx); |
c9aba47e KS |
1029 | match res { |
1030 | Ok(last) => { if last { break; } }, | |
1031 | Err(DemuxerError::IOError) => { break; }, | |
b7b96b4c | 1032 | Err(etype) => { |
cdcbaa6c | 1033 | if self.data_chunks.len() == 0 { // data is not found, report error |
b7b96b4c KS |
1034 | return Err(etype); |
1035 | } | |
1036 | }, | |
c9aba47e | 1037 | }; |
ce52b3b5 | 1038 | } |
c9aba47e | 1039 | //println!("now @ {:X} / {}", self.src.tell(), self.data_pos); |
cdcbaa6c KS |
1040 | validate!(self.data_chunks.len() > 0); |
1041 | self.cur_data_chunk = 0; | |
1042 | let (pos, size, ver) = self.data_chunks[self.cur_data_chunk]; | |
1043 | self.data_pos = pos; | |
1044 | self.data_ver = ver; | |
1045 | self.data_end = pos + (size as u64); | |
1046 | self.src.seek(SeekFrom::Start(self.data_pos + 10))?; | |
770bef6f KS |
1047 | self.parse_data_start()?; |
1048 | Ok(()) | |
1049 | } | |
1050 | fn parse_data_start(&mut self) -> DemuxerResult<()> { | |
ce52b3b5 | 1051 | let num_packets = self.src.read_u32be()?; |
db5cc44b KS |
1052 | if self.data_ver == 2 { |
1053 | self.src.read_skip(12)?; // zeroes? | |
1054 | } | |
ce52b3b5 | 1055 | let next_data_hdr = self.src.read_u32be()?; |
9f45e528 | 1056 | self.num_packets = if num_packets > 0 { num_packets } else { 0xFFFFFF }; |
ce52b3b5 | 1057 | self.cur_packet = 0; |
770bef6f | 1058 | self.next_data = next_data_hdr as u64; |
ce52b3b5 KS |
1059 | Ok(()) |
1060 | } | |
cdcbaa6c | 1061 | fn parse_chunk(&mut self, strmgr: &mut StreamManager, seek_idx: &mut SeekIndex) -> DemuxerResult<bool> { |
ce52b3b5 KS |
1062 | let (id, size, ver) = read_chunk(self.src)?; |
1063 | let end_pos = self.src.tell() - 10 + (size as u64); | |
1064 | ||
db5cc44b | 1065 | validate!((ver == 0) || (ver == 2)); |
ce52b3b5 KS |
1066 | if id == mktag!(b"CONT") { self.parse_content_desc()?; } |
1067 | else if id == mktag!(b"MDPR") { self.parse_mdpr(strmgr)?; } | |
cdcbaa6c KS |
1068 | else if id == mktag!(b"DATA") { |
1069 | self.data_chunks.push((self.src.tell() - 10, size, ver)); | |
1070 | } | |
9da33f04 KS |
1071 | else if id == mktag!(b"INDX") { |
1072 | if !seek_idx.skip_index { | |
1073 | self.parse_index(seek_idx, (size as usize) - 10, ver)?; | |
1074 | } | |
1075 | } | |
6132225f | 1076 | else if id == 0 { return Ok(true); } |
ce52b3b5 KS |
1077 | else { println!("unknown chunk type {:08X}", id); } |
1078 | ||
1079 | let cpos = self.src.tell(); | |
1080 | if cpos < end_pos { | |
1081 | self.src.read_skip((end_pos - cpos) as usize)?; | |
1082 | } | |
6132225f | 1083 | Ok(false) |
ce52b3b5 KS |
1084 | } |
1085 | #[allow(unused_variables)] | |
1086 | fn parse_content_desc(&mut self) -> DemuxerResult<()> { | |
1087 | let title_len = self.src.read_u16be()? as usize; | |
1088 | self.src.read_skip(title_len)?; | |
1089 | let author_len = self.src.read_u16be()? as usize; | |
1090 | self.src.read_skip(author_len)?; | |
1091 | let copywrong_len = self.src.read_u16be()? as usize; | |
1092 | self.src.read_skip(copywrong_len)?; | |
1093 | let comment_len = self.src.read_u16be()? as usize; | |
1094 | self.src.read_skip(comment_len)?; | |
1095 | Ok(()) | |
1096 | } | |
1097 | #[allow(unused_variables)] | |
1098 | fn parse_mdpr(&mut self, strmgr: &mut StreamManager) -> DemuxerResult<()> { | |
d4df9ee1 | 1099 | let stream_no = self.src.read_u16be()? as u32; |
ce52b3b5 KS |
1100 | //todo check stream_no for duplicates |
1101 | let maxbr = self.src.read_u32be()?; | |
1102 | let avgbr = self.src.read_u32be()?; | |
1103 | let maxps = self.src.read_u32be()?; | |
1104 | let avgps = self.src.read_u32be()?; | |
1105 | let start = self.src.read_u32be()?; | |
1106 | let preroll = self.src.read_u32be()?; | |
1107 | let duration = self.src.read_u32be()?; | |
1108 | let sname_size = self.src.read_byte()? as usize; | |
1109 | let sname = read_string_size(self.src, sname_size)?; | |
c9aba47e | 1110 | //println!("str #{} sname = {} pkts {}/{} start {} preroll {}", stream_no, sname, maxps, avgps, start, preroll); |
ce52b3b5 KS |
1111 | let mime_size = self.src.read_byte()? as usize; |
1112 | let mime = read_string_size(self.src, mime_size)?; | |
c9aba47e | 1113 | //println!("mime = {}", mime); |
ce52b3b5 KS |
1114 | let edata_size = self.src.read_u32be()? as usize; |
1115 | let edata: Option<Vec<u8>> = if edata_size == 0 { None } else { | |
e07387c7 | 1116 | let mut edvec: Vec<u8> = vec![0; edata_size]; |
ce52b3b5 KS |
1117 | self.src.read_buf(&mut edvec)?; |
1118 | Some(edvec) | |
1119 | }; | |
d4df9ee1 | 1120 | let mut is_mlti = false; |
ce52b3b5 KS |
1121 | if edata_size > 8 { |
1122 | if let Some(edata_) = edata { | |
418bd0b8 | 1123 | is_mlti = RMDemuxCommon::parse_stream_info(&mut self.str_data, strmgr, stream_no, &edata_)?; |
ce52b3b5 KS |
1124 | } |
1125 | } else { | |
418bd0b8 | 1126 | self.str_data.streams.push(RMStreamType::Unknown); |
ce52b3b5 | 1127 | } |
d4df9ee1 | 1128 | if !is_mlti { |
418bd0b8 | 1129 | self.str_data.str_ids.push(stream_no); |
d4df9ee1 | 1130 | } |
d4df9ee1 | 1131 | |
ce52b3b5 KS |
1132 | Ok(()) |
1133 | } | |
cdcbaa6c KS |
1134 | fn parse_index(&mut self, seek_idx: &mut SeekIndex, chunk_size: usize, ver: u16) -> DemuxerResult<()> { |
1135 | if ver != 0 { return Ok(()); } | |
1136 | let num_entries = self.src.read_u32be()? as usize; | |
1137 | let str_id = self.src.read_u16be()? as u32; | |
1138 | let _next_idx = self.src.read_u32be()?; | |
1139 | validate!(chunk_size == num_entries * 14 + 10); | |
1140 | if num_entries == 0 { return Ok(()); } | |
d24468d9 | 1141 | |
cdcbaa6c KS |
1142 | seek_idx.add_stream(str_id); |
1143 | let idx = seek_idx.get_stream_index(str_id).unwrap(); | |
1144 | for _ in 0..num_entries { | |
1145 | let ver = self.src.read_u16be()? as u32; | |
1146 | validate!(ver == 0); | |
1147 | let ts = self.src.read_u32be()? as u64; | |
1148 | let pos = self.src.read_u32be()? as u64; | |
1149 | let _pkt_no = self.src.read_u32be()?; | |
1150 | idx.add_entry(SeekEntry { time: ts, pts: 0, pos }); | |
1151 | } | |
1152 | idx.filled = true; | |
1153 | seek_idx.mode = SeekIndexMode::Present; | |
1154 | Ok(()) | |
1155 | } | |
ce52b3b5 KS |
1156 | } |
1157 | ||
1158 | fn read_string_size(src: &mut ByteReader, size: usize) -> DemuxerResult<String> { | |
1159 | let mut vec: Vec<u8> = Vec::new(); | |
1160 | for _ in 0..size { | |
1161 | let c = src.read_byte()?; | |
1162 | vec.push(c); | |
1163 | } | |
1164 | let str = String::from_utf8(vec); | |
1165 | if str.is_ok() { | |
1166 | Ok(str.unwrap()) | |
1167 | } else { | |
1168 | Ok(String::new()) | |
1169 | } | |
1170 | } | |
1171 | ||
d1304e6e KS |
1172 | struct RealAudioDemuxer<'a> { |
1173 | src: &'a mut ByteReader<'a>, | |
1174 | stream: Option<RMAudioStream>, | |
1175 | data_start: u64, | |
1176 | data_end: u64, | |
1177 | blk_size: usize, | |
1178 | queued_pkts: Vec<NAPacket>, | |
1179 | } | |
1180 | ||
1181 | impl<'a> DemuxCore<'a> for RealAudioDemuxer<'a> { | |
1182 | #[allow(unused_variables)] | |
33b5a8f0 | 1183 | fn open(&mut self, strmgr: &mut StreamManager, _seek_idx: &mut SeekIndex) -> DemuxerResult<()> { |
d1304e6e KS |
1184 | let magic = self.src.read_u32be()?; |
1185 | validate!(magic == mktag!(b".ra\xFD")); | |
1186 | let ver = self.src.read_u16be()?; | |
1187 | let ainfo = match ver { | |
1188 | 3 => { | |
1189 | parse_aformat3(&mut self.src)? | |
1190 | }, | |
1191 | 4 => { | |
1192 | parse_aformat4(&mut self.src)? | |
1193 | }, | |
1194 | 5 => { | |
1195 | parse_aformat5(&mut self.src)? | |
1196 | }, | |
1197 | _ => { | |
1198 | println!("unknown version {}", ver); | |
1199 | return Err(DemuxerError::InvalidData); | |
1200 | }, | |
1201 | }; | |
1202 | println!(" got ainfo {:?}", ainfo); | |
1203 | let cname = find_codec_name(RM_AUDIO_CODEC_REGISTER, ainfo.fcc); | |
1204 | let blk_size = if ainfo.fcc != mktag!(b"sipr") { | |
1205 | ainfo.granularity as usize | |
1206 | } else { | |
1207 | validate!(ainfo.flavor <= 3); | |
1208 | RM_SIPRO_BLOCK_SIZES[ainfo.flavor as usize] | |
1209 | }; | |
1210 | let srate = ainfo.sample_rate; | |
1211 | let soniton = NASoniton::new(ainfo.sample_size as u8, SONITON_FLAG_SIGNED); | |
1212 | let ahdr = NAAudioInfo::new(srate, ainfo.channels as u8, soniton, blk_size); | |
1213 | let extradata = if ainfo.edata_size == 0 { | |
1214 | None | |
1215 | } else { | |
e07387c7 | 1216 | let mut dta: Vec<u8> = vec![0; ainfo.edata_size as usize]; |
d1304e6e KS |
1217 | self.src.read_buf(dta.as_mut_slice())?; |
1218 | Some(dta) | |
1219 | }; | |
1220 | let nainfo = NACodecInfo::new(cname, NACodecTypeInfo::Audio(ahdr), extradata); | |
1221 | let res = strmgr.add_stream(NAStream::new(StreamType::Audio, 0, nainfo, 1, srate)); | |
1222 | if res.is_none() { return Err(MemoryError); } | |
1223 | ||
1224 | let astr = RMAudioStream::new(ainfo.ileave_info); | |
1225 | self.data_start = self.src.tell(); | |
1226 | self.data_end = if ainfo.total_bytes > 0 { self.src.tell() + (ainfo.total_bytes as u64) } else { 0 }; | |
1227 | self.blk_size = blk_size; | |
1228 | self.stream = Some(astr); | |
1229 | ||
1230 | Ok(()) | |
1231 | } | |
1232 | ||
1233 | fn get_frame(&mut self, strmgr: &mut StreamManager) -> DemuxerResult<NAPacket> { | |
1234 | if !self.queued_pkts.is_empty() { | |
1235 | let pkt = self.queued_pkts.pop().unwrap(); | |
1236 | return Ok(pkt); | |
1237 | } | |
1238 | if (self.data_end != 0) && (self.src.tell() >= self.data_end) { | |
1239 | return Err(DemuxerError::EOF); | |
1240 | } | |
1241 | let streamres = strmgr.get_stream_by_id(0); | |
1242 | let stream = streamres.unwrap(); | |
1243 | if let Some(ref mut astr) = self.stream { | |
1244 | loop { | |
1245 | let ret = astr.read_apackets(&mut self.queued_pkts, &mut self.src, stream.clone(), 0, false, self.blk_size); | |
1246 | if let Err(DemuxerError::TryAgain) = ret { | |
1247 | continue; | |
1248 | } | |
1249 | return ret; | |
1250 | } | |
1251 | } | |
1252 | Err(DemuxerError::NoSuchInput) | |
1253 | } | |
1254 | ||
1255 | #[allow(unused_variables)] | |
33b5a8f0 | 1256 | fn seek(&mut self, time: u64, seek_idx: &SeekIndex) -> DemuxerResult<()> { |
d1304e6e KS |
1257 | Err(NotImplemented) |
1258 | } | |
1259 | } | |
1260 | ||
787b8d03 KS |
1261 | impl<'a> NAOptionHandler for RealAudioDemuxer<'a> { |
1262 | fn get_supported_options(&self) -> &[NAOptionDefinition] { &[] } | |
1263 | fn set_options(&mut self, _options: &[NAOption]) { } | |
1264 | fn query_option_value(&self, _name: &str) -> Option<NAValue> { None } | |
1265 | } | |
1266 | ||
d1304e6e KS |
1267 | impl<'a> RealAudioDemuxer<'a> { |
1268 | fn new(io: &'a mut ByteReader<'a>) -> Self { | |
1269 | RealAudioDemuxer { | |
1270 | src: io, | |
1271 | data_start: 0, | |
1272 | data_end: 0, | |
1273 | blk_size: 0, | |
1274 | stream: None, | |
1275 | queued_pkts: Vec::new(), | |
1276 | } | |
1277 | } | |
1278 | } | |
1279 | ||
418bd0b8 KS |
1280 | enum IVRRecord { |
1281 | Invalid(u8), | |
1282 | StreamProperties(usize), | |
1283 | Packet { ts: u32, str: u32, flags: u32, len: usize, checksum: u32 }, | |
1284 | IntValue(Vec<u8>, u32), | |
1285 | BinaryData(Vec<u8>, Vec<u8>), | |
1286 | StringData(Vec<u8>, Vec<u8>), | |
1287 | HeaderEnd, | |
1288 | DataStart, | |
1289 | DataEnd, | |
1290 | } | |
1291 | ||
1292 | impl IVRRecord { | |
1293 | fn read_string(src: &mut ByteReader) -> DemuxerResult<Vec<u8>> { | |
1294 | let len = src.read_u32be()? as usize; | |
e07387c7 | 1295 | let mut val = vec![0; len]; |
418bd0b8 KS |
1296 | src.read_buf(val.as_mut_slice())?; |
1297 | Ok(val) | |
1298 | } | |
1299 | ||
1300 | fn read(src: &mut ByteReader) -> DemuxerResult<Self> { | |
1301 | let code = src.read_byte()?; | |
1302 | match code { | |
1303 | 1 => { | |
1304 | let val = src.read_u32be()? as usize; | |
1305 | Ok(IVRRecord::StreamProperties(val)) | |
1306 | }, | |
1307 | 2 => { | |
1308 | let ts = src.read_u32be()?; | |
1309 | let str = src.read_u16be()? as u32; | |
1310 | let flags = src.read_u32be()?; | |
1311 | let len = src.read_u32be()? as usize; | |
1312 | let chk = src.read_u32be()?; | |
6dc93d35 | 1313 | validate!((len > 0) && (len < (1 << 24))); |
418bd0b8 KS |
1314 | Ok(IVRRecord::Packet { ts, str, flags, len, checksum: chk }) |
1315 | }, | |
1316 | 3 => { | |
1317 | let name = Self::read_string(src)?; | |
1318 | let len = src.read_u32be()?; | |
1319 | validate!(len == 4); | |
1320 | let val = src.read_u32be()?; | |
1321 | Ok(IVRRecord::IntValue(name, val)) | |
1322 | }, | |
1323 | 4 => { | |
1324 | let name = Self::read_string(src)?; | |
1325 | let len = src.read_u32be()? as usize; | |
e07387c7 | 1326 | let mut val = vec![0; len]; |
418bd0b8 KS |
1327 | src.read_buf(val.as_mut_slice())?; |
1328 | Ok(IVRRecord::BinaryData(name, val)) | |
1329 | }, | |
1330 | 5 => { | |
1331 | let name = Self::read_string(src)?; | |
1332 | let val = Self::read_string(src)?; | |
1333 | Ok(IVRRecord::StringData(name, val)) | |
1334 | }, | |
1335 | 6 => Ok(IVRRecord::HeaderEnd), | |
1336 | 7 => { | |
1337 | src.read_skip(8)?; // always zero? | |
1338 | Ok(IVRRecord::DataEnd) | |
1339 | }, | |
1340 | 8 => { | |
1341 | src.read_skip(8)?; // always zero? | |
1342 | Ok(IVRRecord::DataStart) | |
1343 | }, | |
1344 | _ => Ok(IVRRecord::Invalid(code)), | |
1345 | } | |
1346 | } | |
1347 | fn is_data_start(&self) -> bool { | |
1348 | match *self { | |
1349 | IVRRecord::DataStart => true, | |
1350 | _ => false, | |
1351 | } | |
1352 | } | |
1353 | } | |
1354 | ||
1355 | impl fmt::Display for IVRRecord { | |
1356 | fn fmt(&self, f: &mut fmt::Formatter) -> fmt::Result { | |
1357 | match *self { | |
1358 | IVRRecord::Invalid(typ) => write!(f, "Invalid({:02X})", typ), | |
1359 | IVRRecord::StreamProperties(num) => | |
1360 | write!(f, "({} stream properties)", num), | |
1361 | IVRRecord::Packet { ts, str, flags, len, checksum } => | |
1362 | write!(f, "paket({}, {}, {:X}, {}, {})", ts, str, flags, len, checksum), | |
1363 | IVRRecord::IntValue(ref name, val) => | |
1364 | write!(f, "({} = {})", String::from_utf8_lossy(name), val), | |
1365 | IVRRecord::BinaryData(ref name, ref val) => | |
1366 | write!(f, "({} = {} bytes)", String::from_utf8_lossy(name), val.len()), | |
1367 | IVRRecord::StringData(ref name, ref val) => | |
1368 | write!(f, "({} = {})", String::from_utf8_lossy(name), String::from_utf8_lossy(val)), | |
1369 | IVRRecord::HeaderEnd => write!(f, "header end"), | |
1370 | IVRRecord::DataEnd => write!(f, "data end"), | |
1371 | IVRRecord::DataStart => write!(f, "data start"), | |
1372 | } | |
1373 | } | |
1374 | } | |
1375 | ||
1376 | struct RecordDemuxer { | |
1377 | start_pos: u64, | |
1378 | cur_pos: u64, | |
1379 | start_str: u32, | |
1380 | remap_ids: Vec<u32>, | |
1381 | } | |
1382 | ||
1383 | impl RecordDemuxer { | |
1384 | fn new(pos: u64, start_str: u32) -> Self { | |
1385 | RecordDemuxer { | |
1386 | start_pos: pos, | |
1387 | cur_pos: pos, | |
e07387c7 | 1388 | start_str, |
418bd0b8 KS |
1389 | remap_ids: Vec::new(), |
1390 | } | |
1391 | } | |
1392 | fn parse_header(&mut self, src: &mut ByteReader, strmgr: &mut StreamManager, str_data: &mut CommonStreamData) -> DemuxerResult<()> { | |
1393 | src.seek(SeekFrom::Start(self.cur_pos))?; | |
1394 | let magic = src.read_u32be()?; | |
1395 | validate!(magic == mktag!(b".REC")); | |
1396 | let _smth = src.read_byte()?; | |
1397 | let num_entries = src.read_u32be()? as usize; | |
1398 | for _ in 0..num_entries { | |
1399 | let _rec = IVRRecord::read(src)?; | |
1400 | //println!(" header rec {}", _rec); | |
1401 | } | |
1402 | let mut has_seek_table = false; | |
1403 | let mut cur_str_no = 0; | |
1404 | loop { | |
1405 | let rec = IVRRecord::read(src)?; | |
1406 | match rec { | |
1407 | IVRRecord::HeaderEnd => { break; }, | |
1408 | IVRRecord::StreamProperties(num) => { | |
1409 | let stream_no = cur_str_no + self.start_str; | |
1410 | cur_str_no += 1; | |
1411 | let mut parsed = false; | |
1412 | let mut real_stream_no = 0; | |
1413 | for _ in 0..num { | |
1414 | let rec = IVRRecord::read(src)?; | |
1415 | //println!(" strm property {}", rec); | |
1416 | match rec { | |
1417 | IVRRecord::IntValue(ref name, val) => { | |
1418 | if name == b"StreamNumber\0" { | |
1419 | real_stream_no = val; | |
1420 | } | |
1421 | }, | |
1422 | IVRRecord::BinaryData(ref name, ref val) => { | |
1423 | if name == b"OpaqueData\0" { | |
1424 | validate!(!parsed); | |
1425 | let is_mlti = RMDemuxCommon::parse_stream_info(str_data, strmgr, stream_no, val)?; | |
1426 | if !is_mlti { | |
1427 | str_data.str_ids.push(stream_no); | |
1428 | } | |
1429 | parsed = true; | |
1430 | } | |
1431 | }, | |
1432 | IVRRecord::StringData(ref name, ref val) => { | |
1433 | if (name == b"SeekType\0") && (val != b"None\0") { | |
1434 | has_seek_table = true; | |
1435 | } | |
1436 | }, | |
1437 | _ => { return Err(DemuxerError::InvalidData); } | |
1438 | }; | |
1439 | } | |
1440 | if !parsed { | |
1441 | str_data.streams.push(RMStreamType::Unknown); | |
1442 | str_data.str_ids.push(stream_no); | |
1443 | } | |
1444 | self.remap_ids.push(real_stream_no); | |
1445 | }, | |
1446 | _ => {println!(" unexpected {}", rec); return Err(DemuxerError::InvalidData); } | |
1447 | }; | |
1448 | } | |
1449 | println!(" now @ {:X}", src.tell()); | |
1450 | let off0 = src.read_u32be()? as u64; | |
1451 | let _off1 = src.read_u32be()?; | |
1452 | let _off2 = src.read_u32be()?; | |
1453 | validate!(off0 + self.start_pos == src.tell()); | |
1454 | println!(" has seek tab: {}", has_seek_table); | |
1455 | if has_seek_table { | |
1456 | src.read_skip(4)?; | |
1457 | let data_off = src.read_u32be()? as u64; | |
1458 | println!(" new off {:X}", data_off); | |
1459 | let pos = src.tell(); | |
1460 | validate!(data_off + self.start_pos > pos); | |
1461 | src.read_skip((data_off + self.start_pos - pos) as usize)?; | |
1462 | let rec = IVRRecord::read(src)?; | |
1463 | validate!(rec.is_data_start()); | |
1464 | } else { | |
1465 | let ntype = src.peek_byte()?; | |
1466 | validate!((ntype == 2) || (ntype == 7)); // packet or data end, no start | |
1467 | } | |
1468 | ||
1469 | self.cur_pos = src.tell(); | |
1470 | ||
1471 | Ok(()) | |
1472 | } | |
1473 | 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> { | |
1474 | src.seek(SeekFrom::Start(self.cur_pos))?; | |
1475 | loop { | |
1476 | let rec = IVRRecord::read(src)?; | |
1477 | match rec { | |
e07387c7 | 1478 | IVRRecord::Packet { ts, str, flags, len, .. } => { |
418bd0b8 KS |
1479 | let payload_size = len; |
1480 | let sr = self.remap_ids.iter().position(|x| *x == str); | |
1481 | validate!(sr.is_some()); | |
1482 | let str_no = self.start_str + (sr.unwrap() as u32); | |
6dc93d35 KS |
1483 | let pkt_grp = ((flags >> 8) & 0xFF) as u16; |
1484 | let stream_id = str_data.get_stream_id(str_no as u32, pkt_grp); | |
418bd0b8 KS |
1485 | let sr = str_data.find_stream(stream_id); |
1486 | if sr.is_none() { | |
1487 | src.read_skip(payload_size)?; | |
1488 | return Err(DemuxerError::InvalidData); | |
1489 | } | |
1490 | let str_id = sr.unwrap(); | |
1491 | ||
1492 | let streamres = strmgr.get_stream_by_id(stream_id); | |
1493 | if streamres.is_none() { | |
1494 | src.read_skip(payload_size)?; | |
1495 | continue; | |
1496 | } | |
1497 | let stream = streamres.unwrap(); | |
1498 | if strmgr.is_ignored_id(stream_id) { | |
1499 | src.read_skip(payload_size)?; | |
1500 | continue; | |
1501 | } | |
1502 | let keyframe = false; | |
1503 | let ret = RMDemuxCommon::parse_packet_payload(src, &mut str_data.streams[str_id], stream, slice_buf, queued_pkts, keyframe, ts, payload_size); | |
1504 | if let Err(DemuxerError::TryAgain) = ret { | |
1505 | continue; | |
1506 | } else { | |
1507 | self.cur_pos = src.tell(); | |
1508 | return ret; | |
1509 | } | |
1510 | }, | |
1511 | IVRRecord::DataEnd => return Err(DemuxerError::EOF), | |
1512 | _ => return Err(DemuxerError::InvalidData), | |
1513 | } | |
1514 | } | |
1515 | } | |
1516 | } | |
1517 | ||
1518 | struct RealIVRDemuxer<'a> { | |
1519 | src: &'a mut ByteReader<'a>, | |
1520 | recs: Vec<RecordDemuxer>, | |
1521 | cur_rec: usize, | |
1522 | queued_pkts: Vec<NAPacket>, | |
1523 | slice_buf: Vec<u8>, | |
1524 | str_data: CommonStreamData, | |
1525 | } | |
1526 | ||
1527 | impl<'a> DemuxCore<'a> for RealIVRDemuxer<'a> { | |
1528 | #[allow(unused_variables)] | |
33b5a8f0 | 1529 | fn open(&mut self, strmgr: &mut StreamManager, seek_idx: &mut SeekIndex) -> DemuxerResult<()> { |
418bd0b8 KS |
1530 | let magic = self.src.peek_u32be()?; |
1531 | if magic == mktag!(b".REC") { | |
1532 | let mut rec = RecordDemuxer::new(0, 0); | |
1533 | rec.parse_header(&mut self.src, strmgr, &mut self.str_data)?; | |
1534 | self.recs.push(rec); | |
1535 | } else if magic == mktag!(b".R1M") { | |
1536 | println!("R1M kind"); | |
1537 | self.src.read_skip(4)?; // magic | |
1538 | self.src.read_skip(3)?; // always 0, 1, 1 ? | |
1539 | let _name = IVRRecord::read_string(&mut self.src)?; | |
1540 | self.src.read_skip(1)?; // always 0? | |
1541 | let len1 = self.src.read_u32be()? as u64; | |
1542 | let off1 = self.src.read_u64be()?; | |
1543 | let cpos = self.src.tell(); | |
1544 | validate!(off1 == len1 + cpos - 8); | |
1545 | self.src.read_skip((off1 - cpos) as usize)?; | |
1546 | loop { | |
1547 | let typ = self.src.read_byte()?; | |
1548 | println!(" at {:X} type {:02X}", self.src.tell(), typ); | |
1549 | match typ { | |
1550 | 1 => { | |
1551 | let len = self.src.read_u32be()?; | |
1552 | self.src.read_skip(len as usize)?; | |
1553 | }, | |
1554 | 2 => { | |
1555 | let len = self.src.read_u32be()? as u64; | |
1556 | let pos = self.src.tell(); | |
6dc93d35 KS |
1557 | if len > 0x20 { |
1558 | let num_streams = self.str_data.streams.len() as u32; | |
1559 | let mut rec = RecordDemuxer::new(pos + 12, num_streams); | |
1560 | rec.parse_header(&mut self.src, strmgr, &mut self.str_data)?; | |
1561 | self.recs.push(rec); | |
1562 | } | |
418bd0b8 KS |
1563 | self.src.seek(SeekFrom::Start(pos + len))?; |
1564 | }, | |
1565 | b'R' => { | |
1566 | let mut buf: [u8; 2] = [0; 2]; | |
1567 | self.src.peek_buf(&mut buf)?; | |
1568 | if (buf[0] == b'J') && (buf[1] == b'M') { // RJMx markers at the end of file | |
1569 | break; | |
1570 | } else { | |
1571 | return Err(DemuxerError::InvalidData); | |
1572 | } | |
1573 | }, | |
1574 | _ => { return Err(DemuxerError::InvalidData); }, | |
1575 | }; | |
1576 | } | |
1577 | } else { | |
1578 | return Err(DemuxerError::InvalidData); | |
1579 | } | |
1580 | ||
1581 | Ok(()) | |
1582 | } | |
1583 | ||
1584 | fn get_frame(&mut self, strmgr: &mut StreamManager) -> DemuxerResult<NAPacket> { | |
1585 | if !self.queued_pkts.is_empty() { | |
1586 | let pkt = self.queued_pkts.pop().unwrap(); | |
1587 | return Ok(pkt); | |
1588 | } | |
1589 | loop { | |
1590 | if self.cur_rec >= self.recs.len() { return Err(DemuxerError::EOF); } | |
1591 | let res = self.recs[self.cur_rec].get_packet(&mut self.src, &mut self.str_data, strmgr, &mut self.queued_pkts, &mut self.slice_buf); | |
1592 | if let Err(DemuxerError::EOF) = res { | |
1593 | self.cur_rec += 1; | |
1594 | } else { | |
1595 | return res; | |
1596 | } | |
1597 | } | |
1598 | } | |
1599 | ||
1600 | #[allow(unused_variables)] | |
33b5a8f0 | 1601 | fn seek(&mut self, time: u64, seek_idx: &SeekIndex) -> DemuxerResult<()> { |
418bd0b8 KS |
1602 | Err(NotImplemented) |
1603 | } | |
1604 | } | |
1605 | ||
787b8d03 KS |
1606 | impl<'a> NAOptionHandler for RealIVRDemuxer<'a> { |
1607 | fn get_supported_options(&self) -> &[NAOptionDefinition] { &[] } | |
1608 | fn set_options(&mut self, _options: &[NAOption]) { } | |
1609 | fn query_option_value(&self, _name: &str) -> Option<NAValue> { None } | |
1610 | } | |
1611 | ||
418bd0b8 KS |
1612 | impl<'a> RealIVRDemuxer<'a> { |
1613 | fn new(io: &'a mut ByteReader<'a>) -> Self { | |
1614 | RealIVRDemuxer { | |
1615 | src: io, | |
1616 | recs: Vec::new(), | |
1617 | cur_rec: 0, | |
1618 | queued_pkts: Vec::new(), | |
1619 | slice_buf: Vec::new(), | |
1620 | str_data: CommonStreamData::new(), | |
1621 | } | |
1622 | } | |
1623 | } | |
1624 | ||
ce52b3b5 KS |
1625 | static RM_VIDEO_CODEC_REGISTER: &'static [(&[u8;4], &str)] = &[ |
1626 | (b"RV10", "realvideo1"), | |
1627 | (b"RV20", "realvideo2"), | |
1628 | (b"RVTR", "realvideo2"), | |
1629 | (b"RV30", "realvideo3"), | |
1630 | (b"RV40", "realvideo4"), | |
db5cc44b | 1631 | (b"RV60", "realvideo6"), |
750b299c | 1632 | (b"CLV1", "clearvideo_rm"), |
ce52b3b5 KS |
1633 | ]; |
1634 | ||
1635 | static RM_AUDIO_CODEC_REGISTER: &'static [(&[u8;4], &str)] = &[ | |
1636 | (b"lpcJ", "ra14.4"), | |
1637 | (b"28_8", "ra28.8"), | |
1638 | (b"cook", "cook"), | |
1639 | (b"dnet", "ac3"), | |
1640 | (b"sipr", "sipro"), | |
1641 | (b"atrc", "atrac3"), | |
1642 | (b"LSD:", "ralf"), | |
1643 | (b"raac", "aac"), | |
1644 | (b"racp", "aac"), | |
1645 | ]; | |
1646 | ||
1647 | pub struct RealMediaDemuxerCreator { } | |
1648 | ||
1649 | impl DemuxerCreator for RealMediaDemuxerCreator { | |
6011e201 | 1650 | fn new_demuxer<'a>(&self, br: &'a mut ByteReader<'a>) -> Box<dyn DemuxCore<'a> + 'a> { |
ce52b3b5 KS |
1651 | Box::new(RealMediaDemuxer::new(br)) |
1652 | } | |
1653 | fn get_name(&self) -> &'static str { "realmedia" } | |
1654 | } | |
1655 | ||
d1304e6e KS |
1656 | pub struct RealAudioDemuxerCreator { } |
1657 | ||
1658 | impl DemuxerCreator for RealAudioDemuxerCreator { | |
6011e201 | 1659 | fn new_demuxer<'a>(&self, br: &'a mut ByteReader<'a>) -> Box<dyn DemuxCore<'a> + 'a> { |
d1304e6e KS |
1660 | Box::new(RealAudioDemuxer::new(br)) |
1661 | } | |
1662 | fn get_name(&self) -> &'static str { "realaudio" } | |
1663 | } | |
1664 | ||
418bd0b8 | 1665 | pub struct RealIVRDemuxerCreator { } |
d1304e6e KS |
1666 | |
1667 | impl DemuxerCreator for RealIVRDemuxerCreator { | |
6011e201 | 1668 | fn new_demuxer<'a>(&self, br: &'a mut ByteReader<'a>) -> Box<dyn DemuxCore<'a> + 'a> { |
d1304e6e KS |
1669 | Box::new(RealIVRDemuxer::new(br)) |
1670 | } | |
1671 | fn get_name(&self) -> &'static str { "real_ivr" } | |
418bd0b8 | 1672 | } |
d1304e6e | 1673 | |
ce52b3b5 KS |
1674 | #[cfg(test)] |
1675 | mod test { | |
1676 | use super::*; | |
1677 | use std::fs::File; | |
1678 | ||
1679 | #[test] | |
1680 | fn test_rm_demux() { | |
1681 | let mut file = | |
1682 | File::open("assets/RV/rv10_dnet_640x352_realvideo_encoder_4.0.rm").unwrap(); | |
1683 | // File::open("assets/RV/rv20_cook_640x352_realproducer_plus_8.51.rm").unwrap(); | |
1684 | // File::open("assets/RV/rv20_svt_atrc_640x352_realproducer_plus_8.51.rm").unwrap(); | |
1685 | // File::open("assets/RV/rv30_atrc_384x208_realproducer_plus_8.51.rm").unwrap(); | |
1686 | // File::open("assets/RV/rv30_chroma_drift.rm").unwrap(); | |
1687 | // File::open("assets/RV/rv30_weighted_mc.rm").unwrap(); | |
1688 | // File::open("assets/RV/rv40_weighted_mc.rmvb").unwrap(); | |
1689 | // File::open("assets/RV/rv40_weighted_mc_2.rmvb").unwrap(); | |
1690 | // File::open("assets/RV/clv1_sipr_384x208_realvideo_encoder_4.0.rm").unwrap(); | |
1691 | // File::open("assets/RV/luckynight.rmvb").unwrap(); | |
1692 | // File::open("assets/RV/rv40_ralf.rmvb").unwrap(); | |
1693 | let mut fr = FileReader::new_read(&mut file); | |
1694 | let mut br = ByteReader::new(&mut fr); | |
1695 | let mut dmx = RealMediaDemuxer::new(&mut br); | |
1696 | let mut sm = StreamManager::new(); | |
caf0f37e KS |
1697 | let mut si = SeekIndex::new(); |
1698 | dmx.open(&mut sm, &mut si).unwrap(); | |
ce52b3b5 KS |
1699 | |
1700 | loop { | |
1701 | let pktres = dmx.get_frame(&mut sm); | |
1702 | if let Err(e) = pktres { | |
1703 | if e == DemuxerError::EOF { break; } | |
1704 | panic!("error"); | |
1705 | } | |
1706 | let pkt = pktres.unwrap(); | |
1707 | println!("Got {}", pkt); | |
1708 | } | |
41f11b2b | 1709 | //panic!("the end"); |
ce52b3b5 | 1710 | } |
d1304e6e KS |
1711 | #[test] |
1712 | fn test_ra_demux() { | |
1713 | let mut file = | |
1714 | // File::open("assets/RV/welcome288.ra").unwrap(); | |
1715 | File::open("assets/RV/diemusik.ra").unwrap(); | |
1716 | let mut fr = FileReader::new_read(&mut file); | |
1717 | let mut br = ByteReader::new(&mut fr); | |
1718 | let mut dmx = RealAudioDemuxer::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(); | |
d1304e6e | 1722 | |
418bd0b8 KS |
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 | } | |
1732 | } | |
1733 | #[test] | |
1734 | fn test_ivr_demux() { | |
1735 | let mut file = | |
1736 | File::open("assets/RV/Opener_rm_hi.ivr").unwrap(); | |
1737 | // File::open("assets/RV/SherwinWilliamsCommercial.ivr").unwrap(); | |
1738 | let mut fr = FileReader::new_read(&mut file); | |
1739 | let mut br = ByteReader::new(&mut fr); | |
1740 | let mut dmx = RealIVRDemuxer::new(&mut br); | |
1741 | let mut sm = StreamManager::new(); | |
caf0f37e KS |
1742 | let mut si = SeekIndex::new(); |
1743 | dmx.open(&mut sm, &mut si).unwrap(); | |
418bd0b8 | 1744 | |
d1304e6e KS |
1745 | loop { |
1746 | let pktres = dmx.get_frame(&mut sm); | |
1747 | if let Err(e) = pktres { | |
1748 | if e == DemuxerError::EOF { break; } | |
1749 | panic!("error"); | |
1750 | } | |
1751 | let pkt = pktres.unwrap(); | |
1752 | println!("Got {}", pkt); | |
1753 | } | |
1754 | } | |
ce52b3b5 | 1755 | } |