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Commit | Line | Data |
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1991b7da KS |
1 | use nihav_core::frame::*; |
2 | use nihav_core::demuxers::*; | |
3 | ||
4 | struct ArxelCinemaDemuxer<'a> { | |
5 | src: &'a mut ByteReader<'a>, | |
6 | cur_frame: usize, | |
7 | astreams: usize, | |
8 | offsets: Vec<u32>, | |
9 | vpts: u64, | |
10 | tb_num: u32, | |
11 | tb_den: u32, | |
e31eabc9 KS |
12 | is_ci2: bool, |
13 | tdata: Vec<u8>, | |
1991b7da KS |
14 | } |
15 | ||
16 | impl<'a> DemuxCore<'a> for ArxelCinemaDemuxer<'a> { | |
17 | #[allow(unused_variables)] | |
18 | fn open(&mut self, strmgr: &mut StreamManager, _seek_index: &mut SeekIndex) -> DemuxerResult<()> { | |
19 | let src = &mut self.src; | |
20 | ||
21 | let magic = src.read_tag()?; | |
22 | validate!(&magic == b"CNM "); | |
23 | let magic = src.read_tag()?; | |
24 | validate!(&magic == b"UNR\x00"); | |
25 | let _duration = src.read_u32le()?; | |
26 | let tb_den = src.read_u32le()?; | |
27 | src.read_byte()?; | |
28 | let width = src.read_u32le()? as usize; | |
29 | let height = src.read_u32le()? as usize; | |
30 | validate!(width != 0 && height != 0); | |
31 | src.read_u16le()?; | |
32 | self.astreams = src.read_byte()? as usize; | |
33 | validate!(self.astreams < 4); | |
34 | if self.astreams > 1 { | |
35 | return Err(DemuxerError::NotImplemented); | |
36 | } | |
37 | let nframes = src.read_u32le()? as usize; | |
38 | src.read_u32le()?; //nframes again? | |
39 | let tab_size = src.read_u32le()? as usize; | |
1991b7da KS |
40 | src.read_skip(0x98)?; |
41 | ||
42 | let vhdr = NAVideoInfo::new(width, height, true, RGB24_FORMAT); | |
43 | let vci = NACodecTypeInfo::Video(vhdr); | |
e31eabc9 KS |
44 | // use tab_size mismatch as the version marker |
45 | let vinfo = NACodecInfo::new("arxel-video", vci, Some(vec![(tab_size != nframes * 8) as u8])); | |
1991b7da KS |
46 | if strmgr.add_stream(NAStream::new(StreamType::Video, 0, vinfo, 100, tb_den, nframes as u64)).is_none() { |
47 | return Err(DemuxerError::MemoryError); | |
48 | } | |
49 | if let Some(stream) = strmgr.get_stream_by_id(0) { | |
50 | let (tb_num, tb_den) = stream.get_timebase(); | |
51 | self.tb_num = tb_num; | |
52 | self.tb_den = tb_den; | |
53 | } | |
54 | ||
55 | for trk in 0..(self.astreams as u32) { | |
56 | let channels = src.read_byte()? + 1; | |
57 | let abits = src.read_byte()?; | |
58 | let arate = src.read_u32le()?; | |
59 | src.read_skip(10)?; | |
60 | validate!(channels > 0); | |
61 | validate!(abits >= 8); | |
62 | validate!(arate > 0); | |
63 | ||
64 | let ahdr = NAAudioInfo::new(arate, channels, if abits > 8 { SND_S16_FORMAT } else { SND_U8_FORMAT }, 2); | |
65 | let ainfo = NACodecInfo::new("pcm", NACodecTypeInfo::Audio(ahdr), None); | |
66 | if strmgr.add_stream(NAStream::new(StreamType::Audio, 1 + trk, ainfo, 1, arate, 0)).is_none() { | |
67 | return Err(DemuxerError::MemoryError); | |
68 | } | |
69 | } | |
70 | ||
e31eabc9 KS |
71 | if tab_size == nframes * 8 { |
72 | let tab_size = tab_size / 4; | |
73 | self.offsets = Vec::with_capacity(tab_size); | |
74 | for _ in 0..tab_size { | |
75 | let offset = src.read_u32le()?; | |
76 | self.offsets.push(offset); | |
77 | } | |
78 | } else { | |
79 | validate!(nframes > 0); | |
80 | let off0 = src.read_u32le()?; | |
81 | let off1 = src.read_u32le()?; | |
82 | if off0 == 0 && off1 == 0 { | |
83 | self.is_ci2 = true; | |
84 | src.read_skip((nframes - 1) * 8)?; | |
85 | } else { | |
86 | return Err(DemuxerError::InvalidData); | |
87 | } | |
1991b7da KS |
88 | } |
89 | self.cur_frame = 0; | |
90 | self.vpts = 0; | |
91 | Ok(()) | |
92 | } | |
93 | ||
94 | #[allow(unused_variables)] | |
95 | fn get_frame(&mut self, strmgr: &mut StreamManager) -> DemuxerResult<NAPacket> { | |
96 | loop { | |
e31eabc9 KS |
97 | let stream_id; |
98 | if !self.is_ci2 { | |
99 | if self.cur_frame >= self.offsets.len() { return Err(DemuxerError::EOF); } | |
100 | let pos = u64::from(self.offsets[self.cur_frame]); | |
101 | stream_id = (self.cur_frame % (self.astreams.max(1) + 1)) as u32; | |
102 | self.cur_frame += 1; | |
103 | if pos == 0 { | |
104 | continue; | |
105 | } | |
1991b7da | 106 | self.src.seek(SeekFrom::Start(pos))?; |
e31eabc9 KS |
107 | } else { |
108 | stream_id = 1; | |
109 | } | |
110 | let ftype = match self.src.read_byte() { | |
111 | Ok(b) => b, | |
112 | Err(ByteIOError::EOF) if self.is_ci2 => return Err(DemuxerError::EOF), | |
113 | _ => return Err(DemuxerError::IOError), | |
114 | }; | |
1991b7da KS |
115 | match ftype { |
116 | 0x41 | 0x42 | 0x5A => { | |
117 | let size = self.src.read_u32le()? as usize; | |
118 | if size == 0 { | |
119 | continue; | |
120 | } | |
121 | if let Some(stream) = strmgr.get_stream_by_id(stream_id) { | |
122 | let ts = stream.make_ts(None, None, None); | |
123 | return self.src.read_packet(stream, ts, true, size); | |
124 | } else { | |
125 | self.src.read_skip(size)?; | |
126 | } | |
127 | }, | |
e31eabc9 | 128 | 0x53 if !self.is_ci2 => { |
1991b7da KS |
129 | let size = self.src.peek_u32le()? as usize; |
130 | if let Some(stream) = strmgr.get_stream_by_id(0) { | |
131 | let ts = stream.make_ts(Some(self.vpts), None, None); | |
132 | self.vpts += 1; | |
133 | return self.src.read_packet(stream, ts, true, size + 0x2F); | |
134 | } else { | |
135 | return Err(DemuxerError::MemoryError); | |
136 | } | |
137 | }, | |
e31eabc9 KS |
138 | 0x53 | 0x55 => { |
139 | let size = self.src.peek_u32le()? as usize; | |
140 | let mut data = Vec::new(); | |
141 | std::mem::swap(&mut self.tdata, &mut data); | |
142 | data.push(ftype); | |
143 | let head_size = data.len(); | |
144 | data.resize(head_size + size + 0x2F, 0); | |
145 | self.src.read_buf(&mut data[head_size..])?; | |
146 | if let Some(stream) = strmgr.get_stream_by_id(0) { | |
147 | let ts = stream.make_ts(Some(self.vpts), None, None); | |
148 | self.vpts += 1; | |
149 | return Ok(NAPacket::new(stream, ts, ftype == 0x55, data)); | |
150 | } else { | |
151 | return Err(DemuxerError::MemoryError); | |
152 | } | |
153 | }, | |
154 | 0x54 => { | |
155 | validate!(self.is_ci2); | |
156 | let size = self.src.peek_u32le()? as usize; | |
157 | validate!(self.tdata.is_empty()); | |
158 | self.tdata.resize(size + 9, 0); | |
159 | self.tdata[0] = 0x54; | |
160 | self.src.read_buf(&mut self.tdata[1..])?; | |
161 | }, | |
1991b7da KS |
162 | _ => continue, |
163 | }; | |
164 | } | |
165 | } | |
166 | ||
167 | fn seek(&mut self, time: NATimePoint, _seek_index: &SeekIndex) -> DemuxerResult<()> { | |
e31eabc9 KS |
168 | if self.is_ci2 { |
169 | return Err(DemuxerError::NotPossible); | |
170 | } | |
1991b7da KS |
171 | match time { |
172 | NATimePoint::PTS(pts) => self.seek_to_frame(pts), | |
173 | NATimePoint::Milliseconds(ms) => { | |
174 | if self.tb_num == 0 || self.tb_den == 0 { | |
175 | return Err(DemuxerError::NotPossible); | |
176 | } | |
177 | let pts = NATimeInfo::time_to_ts(ms, 1000, self.tb_num, self.tb_den); | |
178 | self.seek_to_frame(pts) | |
179 | }, | |
180 | _ => Err(DemuxerError::NotPossible) | |
181 | } | |
182 | } | |
183 | fn get_duration(&self) -> u64 { 0 } | |
184 | } | |
185 | impl<'a> NAOptionHandler for ArxelCinemaDemuxer<'a> { | |
186 | fn get_supported_options(&self) -> &[NAOptionDefinition] { &[] } | |
187 | fn set_options(&mut self, _options: &[NAOption]) { } | |
188 | fn query_option_value(&self, _name: &str) -> Option<NAValue> { None } | |
189 | } | |
190 | impl<'a> ArxelCinemaDemuxer<'a> { | |
191 | fn new(io: &'a mut ByteReader<'a>) -> Self { | |
192 | ArxelCinemaDemuxer { | |
193 | src: io, | |
194 | cur_frame: 0, | |
195 | astreams: 0, | |
196 | offsets: Vec::new(), | |
197 | vpts: 0, | |
198 | tb_num: 0, | |
199 | tb_den: 0, | |
e31eabc9 KS |
200 | is_ci2: false, |
201 | tdata: Vec::new(), | |
1991b7da KS |
202 | } |
203 | } | |
204 | fn seek_to_frame(&mut self, pts: u64) -> DemuxerResult<()> { | |
205 | let nframe = (pts as usize) * (1 + self.astreams.max(1)); | |
206 | if nframe < self.offsets.len() { | |
207 | self.cur_frame = nframe; | |
208 | Ok(()) | |
209 | } else { | |
210 | Err(DemuxerError::SeekError) | |
211 | } | |
212 | } | |
213 | } | |
214 | ||
215 | pub struct CNMDemuxerCreator { } | |
216 | ||
217 | impl DemuxerCreator for CNMDemuxerCreator { | |
218 | fn new_demuxer<'a>(&self, br: &'a mut ByteReader<'a>) -> Box<dyn DemuxCore<'a> + 'a> { | |
219 | Box::new(ArxelCinemaDemuxer::new(br)) | |
220 | } | |
221 | fn get_name(&self) -> &'static str { "arxel-cnm" } | |
222 | } | |
223 | ||
224 | #[cfg(test)] | |
225 | mod test { | |
226 | use super::*; | |
227 | use std::fs::File; | |
228 | ||
229 | // samples from the Ring game | |
230 | #[test] | |
231 | fn test_cnm_demux() { | |
232 | let mut file = File::open("assets/Game/logo.cnm").unwrap(); | |
233 | let mut fr = FileReader::new_read(&mut file); | |
234 | let mut br = ByteReader::new(&mut fr); | |
235 | let mut dmx = ArxelCinemaDemuxer::new(&mut br); | |
236 | let mut sm = StreamManager::new(); | |
237 | let mut si = SeekIndex::new(); | |
238 | dmx.open(&mut sm, &mut si).unwrap(); | |
239 | loop { | |
240 | let pktres = dmx.get_frame(&mut sm); | |
241 | if let Err(e) = pktres { | |
242 | if (e as i32) == (DemuxerError::EOF as i32) { break; } | |
243 | panic!("error"); | |
244 | } | |
245 | let pkt = pktres.unwrap(); | |
246 | println!("Got {}", pkt); | |
247 | } | |
248 | } | |
249 | #[test] | |
250 | fn test_cnm_noaud_demux() { | |
251 | let mut file = File::open("assets/Game/tr_as_ro_d.cnm").unwrap(); | |
252 | let mut fr = FileReader::new_read(&mut file); | |
253 | let mut br = ByteReader::new(&mut fr); | |
254 | let mut dmx = ArxelCinemaDemuxer::new(&mut br); | |
255 | let mut sm = StreamManager::new(); | |
256 | let mut si = SeekIndex::new(); | |
257 | dmx.open(&mut sm, &mut si).unwrap(); | |
258 | loop { | |
259 | let pktres = dmx.get_frame(&mut sm); | |
260 | if let Err(e) = pktres { | |
261 | if (e as i32) == (DemuxerError::EOF as i32) { break; } | |
262 | panic!("error"); | |
263 | } | |
264 | let pkt = pktres.unwrap(); | |
265 | println!("Got {}", pkt); | |
266 | } | |
267 | } | |
e31eabc9 KS |
268 | // sample from Faust: The Seven Games of the Soul game |
269 | #[test] | |
270 | fn test_ci2_demux() { | |
271 | let mut file = File::open("assets/Game/logo.CI2").unwrap(); | |
272 | let mut fr = FileReader::new_read(&mut file); | |
273 | let mut br = ByteReader::new(&mut fr); | |
274 | let mut dmx = ArxelCinemaDemuxer::new(&mut br); | |
275 | let mut sm = StreamManager::new(); | |
276 | let mut si = SeekIndex::new(); | |
277 | dmx.open(&mut sm, &mut si).unwrap(); | |
278 | loop { | |
279 | let pktres = dmx.get_frame(&mut sm); | |
280 | if let Err(e) = pktres { | |
281 | if (e as i32) == (DemuxerError::EOF as i32) { break; } | |
282 | panic!("error"); | |
283 | } | |
284 | let pkt = pktres.unwrap(); | |
285 | println!("Got {}", pkt); | |
286 | } | |
287 | } | |
1991b7da | 288 | } |