Commit | Line | Data |
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606c448e KS |
1 | use nihav_core::demuxers::*; |
2 | use nihav_core::io::byteio::ByteReader; | |
3 | ||
c6c21059 KS |
4 | struct AudioTrack { |
5 | id: usize, | |
6 | } | |
7 | ||
8 | const BINK_AUD_FLAG_DCT: u8 = 0x10; | |
9 | const BINK_AUD_FLAG_STEREO: u8 = 0x20; | |
10 | ||
11 | impl AudioTrack { | |
12 | fn new(strmgr: &mut StreamManager, srate: u32, flags: u8, str_id: usize) -> DemuxerResult<Self> { | |
13 | let channels = if (flags & BINK_AUD_FLAG_STEREO) != 0 { 2 } else { 1 }; | |
14 | let codecname = if (flags & BINK_AUD_FLAG_DCT) != 0 { | |
15 | "bink-audio-dct" | |
16 | } else { | |
17 | "bink-audio-rdft" | |
18 | }; | |
19 | let ahdr = NAAudioInfo::new(srate, channels, SND_F32P_FORMAT, 1); | |
20 | let ainfo = NACodecInfo::new(codecname, NACodecTypeInfo::Audio(ahdr), None); | |
21 | let res = strmgr.add_stream(NAStream::new(StreamType::Audio, (str_id + 1) as u32, ainfo, 1, srate)); | |
22 | validate!(res.is_some()); | |
23 | let id = res.unwrap(); | |
24 | Ok(Self{ id }) | |
25 | } | |
26 | } | |
27 | ||
28 | struct BinkDemuxer<'a> { | |
29 | src: &'a mut ByteReader<'a>, | |
30 | cur_frame: usize, | |
31 | frames: usize, | |
32 | video_id: usize, | |
33 | tb_num: u32, | |
34 | tb_den: u32, | |
35 | ainfo: Vec<AudioTrack>, | |
36 | queued_packets: Vec<NAPacket>, | |
37 | frame_pos: Vec<u32>, | |
38 | } | |
39 | ||
40 | macro_rules! mktag { | |
41 | ($a:expr, $b:expr, $c:expr, $d:expr) => ({ | |
42 | (($a as u32) << 24) | (($b as u32) << 16) | (($c as u32) << 8) | ($d as u32) | |
43 | }); | |
44 | ($arr:expr) => ({ | |
45 | (($arr[0] as u32) << 24) | (($arr[1] as u32) << 16) | (($arr[2] as u32) << 8) | ($arr[3] as u32) | |
46 | }); | |
47 | } | |
48 | ||
49 | impl<'a> DemuxCore<'a> for BinkDemuxer<'a> { | |
50 | fn open(&mut self, strmgr: &mut StreamManager) -> DemuxerResult<()> { | |
51 | let src = &mut self.src; | |
52 | let mut magic: [u8; 4] = [0; 4]; | |
53 | src.read_buf(&mut magic)?; | |
54 | let magic_tag = mktag!(magic); | |
55 | validate!((magic_tag >= mktag!(b"BIKb") && magic_tag <= mktag!(b"BIKk")) || | |
56 | (magic_tag >= mktag!(b"KB2a") && magic_tag <= mktag!(b"KB2k"))); | |
57 | let fsize = (src.read_u32le()? as usize) + 8; | |
58 | self.frames = src.read_u32le()? as usize; | |
59 | let max_size = src.read_u32le()? as usize; | |
60 | let _frames2 = src.read_u32le()? as usize; | |
61 | let width = src.read_u32le()? as usize; | |
62 | let height = src.read_u32le()? as usize; | |
63 | let tb_den = src.read_u32le()?; | |
64 | let tb_num = src.read_u32le()?; | |
65 | validate!((width > 0) && (height > 0) && (width <= 7680) && (height <= 4800)); | |
66 | validate!((self.frames > 0) && (tb_num > 0) && (tb_den > 0) && (max_size < fsize)); | |
67 | let mut flags: [u8; 4] = [0; 4]; | |
68 | src.read_buf(&mut flags)?; | |
69 | let mut edata: Vec<u8> = Vec::with_capacity(8); | |
70 | edata.resize(8, 0); | |
71 | let p0 = &mut edata[0..4]; | |
72 | p0.copy_from_slice(&magic); | |
73 | let p1 = &mut edata[4..][..4]; | |
74 | p1.copy_from_slice(&flags); | |
75 | let vhdr = NAVideoInfo::new(width, height, false, YUV420_FORMAT); | |
76 | let codec = if magic[0] == b'K' && magic[1] == b'B' && magic[2] == b'2' { "bink2-video" } else { "bink-video" }; | |
77 | let vinfo = NACodecInfo::new(codec, NACodecTypeInfo::Video(vhdr), Some(edata)); | |
78 | let res = strmgr.add_stream(NAStream::new(StreamType::Video, 0, vinfo, self.tb_num, self.tb_den)); | |
79 | validate!(res.is_some()); | |
80 | self.video_id = res.unwrap(); | |
81 | ||
82 | let num_audio = src.read_u32le()? as usize; | |
83 | validate!(num_audio < 256); | |
84 | src.read_skip(num_audio * 4)?; // audio max output frame size? | |
85 | self.ainfo = Vec::with_capacity(num_audio); | |
86 | for i in 0..num_audio { | |
87 | let srate = src.read_u24le()?; | |
88 | let flags = src.read_byte()?; | |
89 | validate!(srate > 0); | |
90 | self.ainfo.push(AudioTrack::new(strmgr, srate, flags, i)?); | |
91 | } | |
92 | for _ in 0..num_audio { | |
93 | let _trk_id = src.read_u32le()?; | |
94 | } | |
95 | ||
96 | self.frame_pos = Vec::with_capacity(self.frames + 1); | |
97 | for _ in 0..self.frames+1 { | |
98 | let pos = src.read_u32le()?; | |
99 | self.frame_pos.push(pos); | |
100 | } | |
101 | validate!((src.tell() as u32) == (self.frame_pos[0] & !1)); | |
102 | ||
103 | self.cur_frame = 0; | |
104 | ||
105 | Ok(()) | |
106 | } | |
107 | fn get_frame(&mut self, strmgr: &mut StreamManager) -> DemuxerResult<NAPacket> { | |
108 | if !self.queued_packets.is_empty() { | |
109 | let pkt = self.queued_packets.pop().unwrap(); | |
110 | return Ok(pkt); | |
111 | } | |
112 | if self.cur_frame >= self.frames { return Err(DemuxerError::EOF); } | |
113 | let mut payload_size = ((self.frame_pos[self.cur_frame + 1] & !1) - (self.frame_pos[self.cur_frame] & !1)) as usize; | |
114 | validate!(payload_size > self.ainfo.len() * 4); | |
115 | for atrk in self.ainfo.iter() { | |
116 | let size = self.src.read_u32le()? as usize; | |
117 | validate!(payload_size > size + 4); | |
118 | payload_size -= size + 4; | |
119 | ||
120 | let strres = strmgr.get_stream(atrk.id); | |
121 | validate!(strres.is_some()); | |
122 | let stream = strres.unwrap(); | |
123 | let ts = NATimeInfo::new(Some(self.cur_frame as u64), None, None, self.tb_num, self.tb_den); | |
124 | let pkt = self.src.read_packet(stream.clone(), ts, true, size)?; | |
125 | self.queued_packets.push(pkt); | |
126 | } | |
127 | self.queued_packets.reverse(); | |
128 | ||
129 | let strres = strmgr.get_stream(self.video_id); | |
130 | validate!(strres.is_some()); | |
131 | let stream = strres.unwrap(); | |
132 | let keyframe = (self.frame_pos[self.cur_frame] & 1) != 0; | |
133 | let ts = NATimeInfo::new(Some(self.cur_frame as u64), None, None, self.tb_num, self.tb_den); | |
134 | let pkt = self.src.read_packet(stream.clone(), ts, keyframe, payload_size)?; | |
135 | ||
136 | self.cur_frame += 1; | |
137 | ||
138 | Ok(pkt) | |
139 | } | |
140 | #[allow(unused_variables)] | |
141 | fn seek(&mut self, time: u64) -> DemuxerResult<()> { | |
142 | Err(DemuxerError::NotImplemented) | |
143 | } | |
144 | } | |
145 | ||
146 | impl<'a> BinkDemuxer<'a> { | |
147 | fn new(io: &'a mut ByteReader<'a>) -> Self { | |
148 | Self { | |
149 | src: io, | |
150 | cur_frame: 0, | |
151 | frames: 0, | |
152 | video_id: 0, | |
153 | tb_num: 0, | |
154 | tb_den: 0, | |
155 | ainfo: Vec::new(), | |
156 | queued_packets: Vec::new(), | |
157 | frame_pos: Vec::new(), | |
158 | } | |
159 | } | |
160 | } | |
161 | ||
162 | ||
606c448e KS |
163 | pub struct BinkDemuxerCreator { } |
164 | ||
165 | impl DemuxerCreator for BinkDemuxerCreator { | |
166 | fn new_demuxer<'a>(&self, br: &'a mut ByteReader<'a>) -> Box<DemuxCore<'a> + 'a> { | |
c6c21059 | 167 | Box::new(BinkDemuxer::new(br)) |
606c448e KS |
168 | } |
169 | fn get_name(&self) -> &'static str { "bink" } | |
170 | } | |
171 | ||
c6c21059 KS |
172 | #[cfg(test)] |
173 | mod test { | |
174 | use super::*; | |
175 | use std::fs::File; | |
176 | ||
177 | #[test] | |
178 | fn test_bink_demux() { | |
179 | let mut file = File::open("assets/RAD/ActivisionLogo.bik").unwrap(); | |
180 | // let mut file = File::open("assets/RAD/original.bik").unwrap(); | |
181 | // let mut file = File::open("assets/RAD/Snd0a110c51.dee").unwrap(); | |
182 | // let mut file = File::open("assets/RAD/NEW.BIK").unwrap(); | |
183 | // let mut file = File::open("assets/RAD/ge_video_86l.bk2").unwrap(); | |
184 | let mut fr = FileReader::new_read(&mut file); | |
185 | let mut br = ByteReader::new(&mut fr); | |
186 | let mut dmx = BinkDemuxer::new(&mut br); | |
187 | let mut sm = StreamManager::new(); | |
188 | dmx.open(&mut sm).unwrap(); | |
189 | loop { | |
190 | let pktres = dmx.get_frame(&mut sm); | |
191 | if let Err(e) = pktres { | |
192 | if (e as i32) == (DemuxerError::EOF as i32) { break; } | |
193 | panic!("error"); | |
194 | } | |
195 | let pkt = pktres.unwrap(); | |
196 | println!("Got {}", pkt); | |
197 | } | |
198 | } | |
199 | } |