| 1 | use nihav_core::frame::*; |
| 2 | use nihav_core::demuxers::*; |
| 3 | |
| 4 | #[allow(dead_code)] |
| 5 | struct FutureVisionVideoDemuxer<'a> { |
| 6 | src: &'a mut ByteReader<'a>, |
| 7 | cur_frame: usize, |
| 8 | apos: u64, |
| 9 | vsize: Vec<usize>, |
| 10 | asize: Vec<usize>, |
| 11 | a_id: Option<usize>, |
| 12 | v_id: Option<usize>, |
| 13 | vframe: bool, |
| 14 | } |
| 15 | |
| 16 | impl<'a> DemuxCore<'a> for FutureVisionVideoDemuxer<'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"2TSF"); |
| 23 | let width = src.read_u32le()? as usize; |
| 24 | let height = src.read_u32le()? as usize; |
| 25 | validate!(width != 0 && height != 0); |
| 26 | let _flags = src.read_u32le()?; |
| 27 | let nframes = src.read_u32le()? as usize; |
| 28 | let fps = src.read_u32le()?; |
| 29 | let arate = src.read_u32le()?; |
| 30 | let abits = src.read_u32le()?; |
| 31 | |
| 32 | let vhdr = NAVideoInfo::new(width, height, false, PAL8_FORMAT); |
| 33 | let vci = NACodecTypeInfo::Video(vhdr); |
| 34 | let vinfo = NACodecInfo::new("fst-video", vci, None); |
| 35 | self.v_id = strmgr.add_stream(NAStream::new(StreamType::Video, 0, vinfo, 1, fps, nframes as u64)); |
| 36 | if arate != 0 { |
| 37 | validate!(abits == 8 || abits == 16); |
| 38 | let ahdr = NAAudioInfo::new(arate, 1, if abits == 16 { SND_S16_FORMAT } else { SND_U8_FORMAT }, 2); |
| 39 | let ainfo = NACodecInfo::new("pcm", NACodecTypeInfo::Audio(ahdr), None); |
| 40 | self.a_id = strmgr.add_stream(NAStream::new(StreamType::Audio, 1, ainfo, 1, arate, 2)); |
| 41 | } |
| 42 | self.vsize = Vec::with_capacity(nframes); |
| 43 | self.asize = Vec::with_capacity(nframes); |
| 44 | for _ in 0..nframes { |
| 45 | let vsize = src.read_u32le()? as usize; |
| 46 | let asize = src.read_u16le()? as usize; |
| 47 | self.vsize.push(vsize); |
| 48 | self.asize.push(asize); |
| 49 | } |
| 50 | self.vframe = true; |
| 51 | self.cur_frame = 0; |
| 52 | self.apos = 0; |
| 53 | Ok(()) |
| 54 | } |
| 55 | |
| 56 | #[allow(unused_variables)] |
| 57 | fn get_frame(&mut self, strmgr: &mut StreamManager) -> DemuxerResult<NAPacket> { |
| 58 | if self.cur_frame >= self.vsize.len() { return Err(DemuxerError::EOF); } |
| 59 | let (id, size, pts) = if self.vframe { |
| 60 | self.vframe = self.a_id.is_none(); |
| 61 | |
| 62 | (self.v_id.unwrap_or(0), self.vsize[self.cur_frame], self.cur_frame as u64) |
| 63 | } else { |
| 64 | self.vframe = true; |
| 65 | let apos = self.apos; |
| 66 | self.apos += (self.asize[self.cur_frame] as u64) * 2; |
| 67 | |
| 68 | (self.a_id.unwrap_or(0), self.asize[self.cur_frame], apos) |
| 69 | }; |
| 70 | |
| 71 | if self.vframe { |
| 72 | self.cur_frame += 1; |
| 73 | } |
| 74 | |
| 75 | let str = strmgr.get_stream(id).unwrap(); |
| 76 | let (tb_num, tb_den) = str.get_timebase(); |
| 77 | let ts = NATimeInfo::new(Some(pts), None, None, tb_num, tb_den); |
| 78 | self.src.read_packet(str, ts, true, size) |
| 79 | } |
| 80 | |
| 81 | fn seek(&mut self, _time: NATimePoint, _seek_index: &SeekIndex) -> DemuxerResult<()> { |
| 82 | Err(DemuxerError::NotPossible) |
| 83 | } |
| 84 | fn get_duration(&self) -> u64 { 0 } |
| 85 | } |
| 86 | impl<'a> NAOptionHandler for FutureVisionVideoDemuxer<'a> { |
| 87 | fn get_supported_options(&self) -> &[NAOptionDefinition] { &[] } |
| 88 | fn set_options(&mut self, _options: &[NAOption]) { } |
| 89 | fn query_option_value(&self, _name: &str) -> Option<NAValue> { None } |
| 90 | } |
| 91 | impl<'a> FutureVisionVideoDemuxer<'a> { |
| 92 | fn new(io: &'a mut ByteReader<'a>) -> Self { |
| 93 | FutureVisionVideoDemuxer { |
| 94 | src: io, |
| 95 | cur_frame: 0, |
| 96 | apos: 0, |
| 97 | vsize: Vec::new(), |
| 98 | asize: Vec::new(), |
| 99 | a_id: None, |
| 100 | v_id: None, |
| 101 | vframe: false, |
| 102 | } |
| 103 | } |
| 104 | } |
| 105 | |
| 106 | pub struct FSTDemuxerCreator { } |
| 107 | |
| 108 | impl DemuxerCreator for FSTDemuxerCreator { |
| 109 | fn new_demuxer<'a>(&self, br: &'a mut ByteReader<'a>) -> Box<dyn DemuxCore<'a> + 'a> { |
| 110 | Box::new(FutureVisionVideoDemuxer::new(br)) |
| 111 | } |
| 112 | fn get_name(&self) -> &'static str { "fst" } |
| 113 | } |
| 114 | |
| 115 | #[allow(dead_code)] |
| 116 | struct FutureVisionAudioDemuxer<'a> { |
| 117 | src: &'a mut ByteReader<'a>, |
| 118 | a_id: usize, |
| 119 | end: u64, |
| 120 | arate: u32, |
| 121 | } |
| 122 | |
| 123 | impl<'a> DemuxCore<'a> for FutureVisionAudioDemuxer<'a> { |
| 124 | #[allow(unused_variables)] |
| 125 | fn open(&mut self, strmgr: &mut StreamManager, _seek_index: &mut SeekIndex) -> DemuxerResult<()> { |
| 126 | let src = &mut self.src; |
| 127 | |
| 128 | let magic = src.read_tag()?; |
| 129 | validate!(&magic == b"FCMP"); |
| 130 | let size = u64::from(src.read_u32le()?); |
| 131 | let arate = src.read_u32le()?; |
| 132 | validate!(arate != 0); |
| 133 | let abits = src.read_u16le()?; |
| 134 | validate!(abits == 8 || abits == 16); |
| 135 | |
| 136 | let ahdr = NAAudioInfo::new(arate, 1, if abits == 16 { SND_S16_FORMAT } else { SND_U8_FORMAT }, 2); |
| 137 | let ainfo = NACodecInfo::new("fst-audio", NACodecTypeInfo::Audio(ahdr), None); |
| 138 | self.a_id = strmgr.add_stream(NAStream::new(StreamType::Audio, 0, ainfo, 1, arate, 2)).unwrap(); |
| 139 | self.end = self.src.tell() + size; |
| 140 | self.arate = arate; |
| 141 | Ok(()) |
| 142 | } |
| 143 | |
| 144 | #[allow(unused_variables)] |
| 145 | fn get_frame(&mut self, strmgr: &mut StreamManager) -> DemuxerResult<NAPacket> { |
| 146 | if self.src.tell() >= self.end { return Err(DemuxerError::EOF); } |
| 147 | let size = (self.end - self.src.tell()).min(0x2000) as usize; |
| 148 | let pts = (self.src.tell() - 14) * 2; |
| 149 | |
| 150 | let str = strmgr.get_stream(self.a_id).unwrap(); |
| 151 | let (tb_num, tb_den) = str.get_timebase(); |
| 152 | let ts = NATimeInfo::new(Some(pts), None, None, tb_num, tb_den); |
| 153 | self.src.read_packet(str, ts, true, size) |
| 154 | } |
| 155 | |
| 156 | fn seek(&mut self, _time: NATimePoint, _seek_index: &SeekIndex) -> DemuxerResult<()> { |
| 157 | Err(DemuxerError::NotPossible) |
| 158 | } |
| 159 | fn get_duration(&self) -> u64 { (self.end - 14) * 2000 / u64::from(self.arate) } |
| 160 | } |
| 161 | impl<'a> NAOptionHandler for FutureVisionAudioDemuxer<'a> { |
| 162 | fn get_supported_options(&self) -> &[NAOptionDefinition] { &[] } |
| 163 | fn set_options(&mut self, _options: &[NAOption]) { } |
| 164 | fn query_option_value(&self, _name: &str) -> Option<NAValue> { None } |
| 165 | } |
| 166 | impl<'a> FutureVisionAudioDemuxer<'a> { |
| 167 | fn new(io: &'a mut ByteReader<'a>) -> Self { |
| 168 | FutureVisionAudioDemuxer { |
| 169 | src: io, |
| 170 | a_id: 0, |
| 171 | end: 0, |
| 172 | arate: 0, |
| 173 | } |
| 174 | } |
| 175 | } |
| 176 | |
| 177 | pub struct FCMPDemuxerCreator { } |
| 178 | |
| 179 | impl DemuxerCreator for FCMPDemuxerCreator { |
| 180 | fn new_demuxer<'a>(&self, br: &'a mut ByteReader<'a>) -> Box<dyn DemuxCore<'a> + 'a> { |
| 181 | Box::new(FutureVisionAudioDemuxer::new(br)) |
| 182 | } |
| 183 | fn get_name(&self) -> &'static str { "fcmp" } |
| 184 | } |
| 185 | |
| 186 | #[cfg(test)] |
| 187 | mod test { |
| 188 | use super::*; |
| 189 | use std::fs::File; |
| 190 | |
| 191 | // samples from the Harvester game |
| 192 | #[test] |
| 193 | fn test_fst_demux() { |
| 194 | let mut file = File::open("assets/Game/c007.fst").unwrap(); |
| 195 | let mut fr = FileReader::new_read(&mut file); |
| 196 | let mut br = ByteReader::new(&mut fr); |
| 197 | let mut dmx = FutureVisionVideoDemuxer::new(&mut br); |
| 198 | let mut sm = StreamManager::new(); |
| 199 | let mut si = SeekIndex::new(); |
| 200 | dmx.open(&mut sm, &mut si).unwrap(); |
| 201 | loop { |
| 202 | let pktres = dmx.get_frame(&mut sm); |
| 203 | if let Err(e) = pktres { |
| 204 | if (e as i32) == (DemuxerError::EOF as i32) { break; } |
| 205 | panic!("error"); |
| 206 | } |
| 207 | let pkt = pktres.unwrap(); |
| 208 | println!("Got {}", pkt); |
| 209 | } |
| 210 | } |
| 211 | |
| 212 | #[test] |
| 213 | fn test_fcmp_demux() { |
| 214 | let mut file = File::open("assets/Game/anxiety.cmp").unwrap(); |
| 215 | let mut fr = FileReader::new_read(&mut file); |
| 216 | let mut br = ByteReader::new(&mut fr); |
| 217 | let mut dmx = FutureVisionAudioDemuxer::new(&mut br); |
| 218 | let mut sm = StreamManager::new(); |
| 219 | let mut si = SeekIndex::new(); |
| 220 | dmx.open(&mut sm, &mut si).unwrap(); |
| 221 | loop { |
| 222 | let pktres = dmx.get_frame(&mut sm); |
| 223 | if let Err(e) = pktres { |
| 224 | if (e as i32) == (DemuxerError::EOF as i32) { break; } |
| 225 | panic!("error"); |
| 226 | } |
| 227 | let pkt = pktres.unwrap(); |
| 228 | println!("Got {}", pkt); |
| 229 | } |
| 230 | } |
| 231 | } |