| 1 | use nihav_core::codecs::*; |
| 2 | use nihav_core::io::byteio::*; |
| 3 | |
| 4 | const VB_FLAG_GMC: u16 = 0x0001; |
| 5 | const VB_FLAG_AUDIO: u16 = 0x0004; |
| 6 | const VB_FLAG_VIDEO: u16 = 0x0008; |
| 7 | const VB_FLAG_PALETTE: u16 = 0x0010; |
| 8 | |
| 9 | const RGB555_FORMAT: NAPixelFormaton = NAPixelFormaton { model: ColorModel::RGB(RGBSubmodel::RGB), components: 3, |
| 10 | comp_info: [ |
| 11 | Some(NAPixelChromaton{ h_ss: 0, v_ss: 0, packed: true, depth: 5, shift: 10, comp_offs: 0, next_elem: 2 }), |
| 12 | Some(NAPixelChromaton{ h_ss: 0, v_ss: 0, packed: true, depth: 5, shift: 5, comp_offs: 1, next_elem: 2 }), |
| 13 | Some(NAPixelChromaton{ h_ss: 0, v_ss: 0, packed: true, depth: 5, shift: 0, comp_offs: 2, next_elem: 2 }), |
| 14 | None, None], |
| 15 | elem_size: 2, be: false, alpha: false, palette: false }; |
| 16 | |
| 17 | fn check_size(x: usize, row_no: usize, dx: i16, dy: i16, stride: usize, len: usize) -> Option<usize> { |
| 18 | let start = (x as i32) + i32::from(dx) + ((row_no * 4) as i32 + i32::from(dy)) * (stride as i32); |
| 19 | if start >= 0 { |
| 20 | let start = start as usize; |
| 21 | let end = start + 4 + stride * 3; |
| 22 | |
| 23 | if end <= len { |
| 24 | Some(start) |
| 25 | } else { |
| 26 | None |
| 27 | } |
| 28 | } else { |
| 29 | None |
| 30 | } |
| 31 | } |
| 32 | |
| 33 | fn decode_video8(br: &mut ByteReader, dst: &mut [u8], prev_frame: &[u8], width: usize, gmv: [i16; 2]) -> DecoderResult<FrameType> { |
| 34 | let mut ftype = FrameType::I; |
| 35 | |
| 36 | let mut btc = 0; |
| 37 | let mut btypes = 0; |
| 38 | for (row_no, strip) in dst.chunks_mut(width * 4).enumerate() { |
| 39 | for x in (0..width).step_by(4) { |
| 40 | if btc == 0 { |
| 41 | btypes = br.read_byte()?; |
| 42 | btc = 4; |
| 43 | } |
| 44 | match btypes & 0xC0 { |
| 45 | 0xC0 => { |
| 46 | let t = br.read_byte()?; |
| 47 | let mut pattern = VB_PATTERNS[(t & 0x3F) as usize]; |
| 48 | let op = t >> 6; |
| 49 | validate!(op != 3); |
| 50 | if op == 0 { |
| 51 | let mut clr = [0; 2]; |
| 52 | br.read_buf(&mut clr)?; |
| 53 | for dline in strip[x..].chunks_mut(width).take(4) { |
| 54 | for el in dline[..4].iter_mut() { |
| 55 | *el = clr[(pattern & 1) as usize]; |
| 56 | pattern >>= 1; |
| 57 | } |
| 58 | } |
| 59 | } else { |
| 60 | if op == 2 { |
| 61 | pattern = !pattern; |
| 62 | } |
| 63 | let clr = br.read_byte()?; |
| 64 | |
| 65 | if let Some(start) = check_size(x, row_no, gmv[0], gmv[1], width, prev_frame.len()) { |
| 66 | for (dline, sline) in strip[x..].chunks_mut(width).zip(prev_frame[start..].chunks(width)).take(4) { |
| 67 | for (dst, &src) in dline[..4].iter_mut().zip(sline.iter()) { |
| 68 | *dst = if (pattern & 1) != 0 { clr } else { src }; |
| 69 | pattern >>= 1; |
| 70 | } |
| 71 | } |
| 72 | } else { |
| 73 | return Err(DecoderError::InvalidData); |
| 74 | } |
| 75 | |
| 76 | ftype = FrameType::P; |
| 77 | } |
| 78 | }, |
| 79 | 0x80 => { |
| 80 | let clr = br.read_byte()?; |
| 81 | for dline in strip[x..].chunks_mut(width).take(4) { |
| 82 | for el in dline[..4].iter_mut() { |
| 83 | *el = clr; |
| 84 | } |
| 85 | } |
| 86 | }, |
| 87 | 0x40 => { |
| 88 | let mv = br.read_byte()?; |
| 89 | if mv == 0 { |
| 90 | for dline in strip[x..].chunks_mut(width).take(4) { |
| 91 | br.read_buf(&mut dline[..4])?; |
| 92 | } |
| 93 | } else { |
| 94 | let mvx = (((mv & 0xF) ^ 8) as i16) - 8; |
| 95 | let mvy = (((mv >> 4) ^ 8) as i16) - 8; |
| 96 | if let Some(start) = check_size(x, row_no, gmv[0] + mvx, gmv[1] + mvy, width, prev_frame.len()) { |
| 97 | for (dline, sline) in strip[x..].chunks_mut(width).zip(prev_frame[start..].chunks(width)).take(4) { |
| 98 | dline[..4].copy_from_slice(&sline[..4]); |
| 99 | } |
| 100 | } else { |
| 101 | return Err(DecoderError::InvalidData); |
| 102 | } |
| 103 | ftype = FrameType::P; |
| 104 | } |
| 105 | }, |
| 106 | _ => { |
| 107 | if let Some(start) = check_size(x, row_no, gmv[0], gmv[1], width, prev_frame.len()) { |
| 108 | for (dline, sline) in strip[x..].chunks_mut(width).zip(prev_frame[start..].chunks(width)).take(4) { |
| 109 | dline[..4].copy_from_slice(&sline[..4]); |
| 110 | } |
| 111 | } else { |
| 112 | return Err(DecoderError::InvalidData); |
| 113 | } |
| 114 | ftype = FrameType::P; |
| 115 | }, |
| 116 | } |
| 117 | |
| 118 | btypes <<= 2; |
| 119 | btc -= 1; |
| 120 | } |
| 121 | } |
| 122 | |
| 123 | Ok(ftype) |
| 124 | } |
| 125 | |
| 126 | struct OldData { |
| 127 | pal: [u8; 768], |
| 128 | prev_frame: Vec<u8>, |
| 129 | cur_frame: Vec<u8>, |
| 130 | width: usize, |
| 131 | flags: u16, |
| 132 | } |
| 133 | |
| 134 | impl OldData { |
| 135 | fn new(w: usize, h: usize, flags: u16) -> Self { |
| 136 | Self { |
| 137 | pal: [0; 768], |
| 138 | prev_frame: vec![0; w * h], |
| 139 | cur_frame: vec![0; w * h], |
| 140 | width: w, |
| 141 | flags, |
| 142 | } |
| 143 | } |
| 144 | fn decode(&mut self, br: &mut ByteReader, vbuf: &mut NAVideoBufferRef<u8>) -> DecoderResult<FrameType> { |
| 145 | let asize = br.read_u16le()? as usize; |
| 146 | let _smth = br.read_u16le()? as usize; |
| 147 | let pal_size = br.read_u16le()? as usize; |
| 148 | if pal_size > 0 { |
| 149 | let pal_start = br.read_u16le()? as usize; |
| 150 | validate!(pal_start + pal_size <= 256); |
| 151 | br.read_buf(&mut self.pal[pal_start * 3..][..pal_size * 3])?; |
| 152 | } |
| 153 | br.read_skip(asize)?; |
| 154 | |
| 155 | let (gmv_x, gmv_y) = if (self.flags & 0x2000) != 0 { |
| 156 | let mvx = br.read_u16le()? as i16; |
| 157 | let mvy = br.read_u16le()? as i16; |
| 158 | (mvx, mvy) |
| 159 | } else { |
| 160 | (0, 0) |
| 161 | }; |
| 162 | |
| 163 | std::mem::swap(&mut self.cur_frame, &mut self.prev_frame); |
| 164 | |
| 165 | let ftype = decode_video8(br, &mut self.cur_frame, &self.prev_frame, self.width, [gmv_x, gmv_y])?; |
| 166 | |
| 167 | let stride = vbuf.get_stride(0); |
| 168 | let pal_off = vbuf.get_offset(1); |
| 169 | let data = vbuf.get_data_mut().unwrap(); |
| 170 | |
| 171 | for (dline, sline) in data.chunks_mut(stride).zip(self.cur_frame.chunks(self.width)) { |
| 172 | dline[..self.width].copy_from_slice(sline); |
| 173 | } |
| 174 | data[pal_off..][..768].copy_from_slice(&self.pal); |
| 175 | |
| 176 | Ok(ftype) |
| 177 | } |
| 178 | } |
| 179 | |
| 180 | struct Data8 { |
| 181 | pal: [u8; 768], |
| 182 | prev_frame: Vec<u8>, |
| 183 | cur_frame: Vec<u8>, |
| 184 | width: usize, |
| 185 | } |
| 186 | |
| 187 | impl Data8 { |
| 188 | fn new(w: usize, h: usize) -> Self { |
| 189 | Self { |
| 190 | pal: [0; 768], |
| 191 | prev_frame: vec![0; w * h], |
| 192 | cur_frame: vec![0; w * h], |
| 193 | width: w, |
| 194 | } |
| 195 | } |
| 196 | fn decode(&mut self, br: &mut ByteReader, vbuf: &mut NAVideoBufferRef<u8>) -> DecoderResult<FrameType> { |
| 197 | let flags = br.read_u16le()?; |
| 198 | let (gmv_x, gmv_y) = if (flags & VB_FLAG_GMC) != 0 { |
| 199 | let mvx = br.read_u16le()? as i16; |
| 200 | let mvy = br.read_u16le()? as i16; |
| 201 | (mvx, mvy) |
| 202 | } else { |
| 203 | (0, 0) |
| 204 | }; |
| 205 | if (flags & VB_FLAG_AUDIO) != 0 { |
| 206 | let asize = br.read_u32le()? as usize; |
| 207 | validate!(asize >= 4 && asize <= (br.left() as usize)); |
| 208 | br.read_skip(asize - 4)?; |
| 209 | } |
| 210 | let mut ftype = FrameType::Skip; |
| 211 | if (flags & VB_FLAG_VIDEO) != 0 { |
| 212 | std::mem::swap(&mut self.cur_frame, &mut self.prev_frame); |
| 213 | |
| 214 | let vsize = br.read_u32le()? as u64; |
| 215 | validate!(vsize > 4); |
| 216 | let end = br.tell() + vsize - 4; |
| 217 | |
| 218 | ftype = decode_video8(br, &mut self.cur_frame, &self.prev_frame, self.width, [gmv_x, gmv_y])?; |
| 219 | |
| 220 | validate!(br.tell() == end); |
| 221 | } |
| 222 | if (flags & VB_FLAG_PALETTE) != 0 { |
| 223 | let pal_size = br.read_u32le()? as usize; |
| 224 | validate!(pal_size > 6); |
| 225 | validate!(br.left() as usize >= pal_size - 4); |
| 226 | let start = br.read_byte()? as usize; |
| 227 | let mut size = br.read_byte()? as usize; |
| 228 | if size == 0 { |
| 229 | size = 256; |
| 230 | } |
| 231 | validate!(start + size <= 256); |
| 232 | validate!(size * 3 + 6 == pal_size); |
| 233 | br.read_buf(&mut self.pal[start * 3..][..size * 3])?; |
| 234 | } |
| 235 | |
| 236 | let stride = vbuf.get_stride(0); |
| 237 | let pal_off = vbuf.get_offset(1); |
| 238 | let data = vbuf.get_data_mut().unwrap(); |
| 239 | |
| 240 | for (dline, sline) in data.chunks_mut(stride).zip(self.cur_frame.chunks(self.width)) { |
| 241 | dline[..self.width].copy_from_slice(sline); |
| 242 | } |
| 243 | data[pal_off..][..768].copy_from_slice(&self.pal); |
| 244 | |
| 245 | Ok(ftype) |
| 246 | } |
| 247 | } |
| 248 | |
| 249 | struct Data16 { |
| 250 | prev_frame: Vec<u16>, |
| 251 | cur_frame: Vec<u16>, |
| 252 | pal: [u16; 256], |
| 253 | width: usize, |
| 254 | } |
| 255 | |
| 256 | impl Data16 { |
| 257 | fn new(w: usize, h: usize) -> Self { |
| 258 | Self { |
| 259 | prev_frame: vec![0; w * h], |
| 260 | cur_frame: vec![0; w * h], |
| 261 | pal: [0; 256], |
| 262 | width: w, |
| 263 | } |
| 264 | } |
| 265 | fn decode(&mut self, br: &mut ByteReader, vbuf: &mut NAVideoBufferRef<u16>) -> DecoderResult<FrameType> { |
| 266 | let flags = br.read_u16le()?; |
| 267 | let (gmv_x, gmv_y) = if (flags & VB_FLAG_GMC) != 0 { |
| 268 | let mvx = br.read_u16le()? as i16; |
| 269 | let mvy = br.read_u16le()? as i16; |
| 270 | (mvx, mvy) |
| 271 | } else { |
| 272 | (0, 0) |
| 273 | }; |
| 274 | if (flags & VB_FLAG_AUDIO) != 0 { |
| 275 | let asize = br.read_u32le()? as usize; |
| 276 | validate!(asize <= (br.left() as usize)); |
| 277 | br.read_skip(asize - 4)?; |
| 278 | } |
| 279 | let mut ftype = FrameType::Skip; |
| 280 | if (flags & VB_FLAG_VIDEO) != 0 { |
| 281 | let vsize = br.read_u32le()? as u64; |
| 282 | validate!(vsize > 4); |
| 283 | let end = br.tell() + vsize - 4; |
| 284 | let has_pal = (flags & VB_FLAG_PALETTE) != 0; |
| 285 | if has_pal { |
| 286 | let cur_off = br.tell(); |
| 287 | br.seek(SeekFrom::Current((vsize - 4) as i64))?; |
| 288 | let psize = br.read_u32le()? as usize; |
| 289 | validate!(psize > 4 && psize <= 0x204 && (psize & 1) == 0); |
| 290 | for el in self.pal[..(psize - 4)/ 2].iter_mut() { |
| 291 | *el = br.read_u16le()?; |
| 292 | } |
| 293 | br.seek(SeekFrom::Start(cur_off))?; |
| 294 | } |
| 295 | |
| 296 | std::mem::swap(&mut self.cur_frame, &mut self.prev_frame); |
| 297 | |
| 298 | let mut btc = 0; |
| 299 | let mut btypes = 0; |
| 300 | ftype = FrameType::I; |
| 301 | for (row_no, strip) in self.cur_frame.chunks_mut(self.width * 4).enumerate() { |
| 302 | for x in (0..self.width).step_by(4) { |
| 303 | if btc == 0 { |
| 304 | btypes = br.read_byte()?; |
| 305 | btc = 4; |
| 306 | } |
| 307 | match btypes & 0xC0 { |
| 308 | 0xC0 => { |
| 309 | let t = br.read_byte()?; |
| 310 | let mut pattern = VB_PATTERNS[(t & 0x3F) as usize]; |
| 311 | let op = t >> 6; |
| 312 | validate!(op != 3); |
| 313 | if op == 0 { |
| 314 | let mut clr = [0; 2]; |
| 315 | if has_pal { |
| 316 | clr[0] = self.pal[br.read_byte()? as usize]; |
| 317 | clr[1] = self.pal[br.read_byte()? as usize]; |
| 318 | } else { |
| 319 | clr[0] = br.read_u16le()?; |
| 320 | clr[1] = br.read_u16le()?; |
| 321 | } |
| 322 | for dline in strip[x..].chunks_mut(self.width).take(4) { |
| 323 | for el in dline[..4].iter_mut() { |
| 324 | *el = clr[(pattern & 1) as usize]; |
| 325 | pattern >>= 1; |
| 326 | } |
| 327 | } |
| 328 | } else { |
| 329 | if op == 2 { |
| 330 | pattern = !pattern; |
| 331 | } |
| 332 | let clr = if has_pal { |
| 333 | self.pal[br.read_byte()? as usize] |
| 334 | } else { |
| 335 | br.read_u16le()? |
| 336 | }; |
| 337 | |
| 338 | if let Some(start) = check_size(x, row_no, gmv_x, gmv_y, self.width, self.prev_frame.len()) { |
| 339 | for (dline, sline) in strip[x..].chunks_mut(self.width).zip(self.prev_frame[start..].chunks(self.width)).take(4) { |
| 340 | for (dst, &src) in dline[..4].iter_mut().zip(sline.iter()) { |
| 341 | *dst = if (pattern & 1) != 0 { clr } else { src }; |
| 342 | pattern >>= 1; |
| 343 | } |
| 344 | } |
| 345 | } else { |
| 346 | return Err(DecoderError::InvalidData); |
| 347 | } |
| 348 | ftype = FrameType::P; |
| 349 | } |
| 350 | }, |
| 351 | 0x80 => { |
| 352 | let clr = if has_pal { |
| 353 | self.pal[br.read_byte()? as usize] |
| 354 | } else { |
| 355 | br.read_u16le()? |
| 356 | }; |
| 357 | for dline in strip[x..].chunks_mut(self.width).take(4) { |
| 358 | for el in dline[..4].iter_mut() { |
| 359 | *el = clr; |
| 360 | } |
| 361 | } |
| 362 | }, |
| 363 | 0x40 => { |
| 364 | let mv = br.read_byte()?; |
| 365 | if mv == 0 { |
| 366 | if has_pal { |
| 367 | for dline in strip[x..].chunks_mut(self.width).take(4) { |
| 368 | for el in dline[..4].iter_mut() { |
| 369 | *el = self.pal[br.read_byte()? as usize]; |
| 370 | } |
| 371 | } |
| 372 | } else { |
| 373 | for dline in strip[x..].chunks_mut(self.width).take(4) { |
| 374 | for el in dline[..4].iter_mut() { |
| 375 | *el = br.read_u16le()?; |
| 376 | } |
| 377 | } |
| 378 | } |
| 379 | } else { |
| 380 | let mvx = (((mv & 0xF) ^ 8) as i16) - 8; |
| 381 | let mvy = (((mv >> 4) ^ 8) as i16) - 8; |
| 382 | if let Some(start) = check_size(x, row_no, gmv_x + mvx, gmv_y + mvy, self.width, self.prev_frame.len()) { |
| 383 | for (dline, sline) in strip[x..].chunks_mut(self.width).zip(self.prev_frame[start..].chunks(self.width)).take(4) { |
| 384 | dline[..4].copy_from_slice(&sline[..4]); |
| 385 | } |
| 386 | } else { |
| 387 | return Err(DecoderError::InvalidData); |
| 388 | } |
| 389 | ftype = FrameType::P; |
| 390 | } |
| 391 | }, |
| 392 | _ => { |
| 393 | if let Some(start) = check_size(x, row_no, gmv_x, gmv_y, self.width, self.prev_frame.len()) { |
| 394 | for (dline, sline) in strip[x..].chunks_mut(self.width).zip(self.prev_frame[start..].chunks(self.width)).take(4) { |
| 395 | dline[..4].copy_from_slice(&sline[..4]); |
| 396 | } |
| 397 | } else { |
| 398 | return Err(DecoderError::InvalidData); |
| 399 | } |
| 400 | ftype = FrameType::P; |
| 401 | }, |
| 402 | } |
| 403 | |
| 404 | btypes <<= 2; |
| 405 | btc -= 1; |
| 406 | } |
| 407 | } |
| 408 | validate!(br.tell() == end); |
| 409 | } |
| 410 | if (flags & VB_FLAG_PALETTE) != 0 { |
| 411 | let psize = br.read_u32le()? as usize; |
| 412 | br.read_skip(psize - 4)?; |
| 413 | } |
| 414 | |
| 415 | let stride = vbuf.get_stride(0); |
| 416 | let data = vbuf.get_data_mut().unwrap(); |
| 417 | |
| 418 | for (dline, sline) in data.chunks_mut(stride).zip(self.cur_frame.chunks(self.width)) { |
| 419 | dline[..self.width].copy_from_slice(sline); |
| 420 | } |
| 421 | |
| 422 | Ok(ftype) |
| 423 | } |
| 424 | } |
| 425 | |
| 426 | enum FrameData { |
| 427 | Old(OldData), |
| 428 | Pal(Data8), |
| 429 | New(Data16), |
| 430 | None, |
| 431 | } |
| 432 | |
| 433 | struct BeamVideoDecoder { |
| 434 | info: NACodecInfoRef, |
| 435 | data: FrameData, |
| 436 | fcp: bool, |
| 437 | } |
| 438 | |
| 439 | impl BeamVideoDecoder { |
| 440 | fn new(fcp: bool) -> Self { |
| 441 | Self { |
| 442 | info: NACodecInfoRef::default(), |
| 443 | data: FrameData::None, |
| 444 | fcp, |
| 445 | } |
| 446 | } |
| 447 | } |
| 448 | |
| 449 | impl NADecoder for BeamVideoDecoder { |
| 450 | fn init(&mut self, _supp: &mut NADecoderSupport, info: NACodecInfoRef) -> DecoderResult<()> { |
| 451 | if let NACodecTypeInfo::Video(vinfo) = info.get_properties() { |
| 452 | let width = vinfo.get_width(); |
| 453 | let height = vinfo.get_height(); |
| 454 | validate!((width & 3) == 0 && (height & 3) == 0); |
| 455 | let fmt = match vinfo.bits { |
| 456 | _ if self.fcp => { |
| 457 | let edata = info.get_extradata(); |
| 458 | validate!(edata.is_some()); |
| 459 | let edata = edata.unwrap(); |
| 460 | validate!(edata.len() >= 2); |
| 461 | let flags = read_u16le(&edata)?; |
| 462 | self.data = FrameData::Old(OldData::new(width, height, flags)); |
| 463 | PAL8_FORMAT |
| 464 | }, |
| 465 | 8 => { |
| 466 | self.data = FrameData::Pal(Data8::new(width, height)); |
| 467 | PAL8_FORMAT |
| 468 | }, |
| 469 | 16 => { |
| 470 | self.data = FrameData::New(Data16::new(width, height)); |
| 471 | RGB555_FORMAT |
| 472 | }, |
| 473 | _ => return Err(DecoderError::InvalidData), |
| 474 | }; |
| 475 | |
| 476 | let myinfo = NACodecTypeInfo::Video(NAVideoInfo::new(vinfo.get_width(), vinfo.get_height(), false, fmt)); |
| 477 | self.info = NACodecInfo::new_ref(info.get_name(), myinfo, info.get_extradata()).into_ref(); |
| 478 | |
| 479 | Ok(()) |
| 480 | } else { |
| 481 | Err(DecoderError::InvalidData) |
| 482 | } |
| 483 | } |
| 484 | fn decode(&mut self, _supp: &mut NADecoderSupport, pkt: &NAPacket) -> DecoderResult<NAFrameRef> { |
| 485 | let src = pkt.get_buffer(); |
| 486 | validate!(src.len() > 1); |
| 487 | |
| 488 | let mut mr = MemoryReader::new_read(&src); |
| 489 | let mut br = ByteReader::new(&mut mr); |
| 490 | |
| 491 | let mut bufinfo = alloc_video_buffer(self.info.get_properties().get_video_info().unwrap(), 0)?; |
| 492 | |
| 493 | let ftype = match (&mut self.data, &mut bufinfo) { |
| 494 | (FrameData::Old(ref mut data), NABufferType::Video(ref mut vbuf)) => data.decode(&mut br, vbuf)?, |
| 495 | (FrameData::Pal(ref mut data), NABufferType::Video(ref mut vbuf)) => data.decode(&mut br, vbuf)?, |
| 496 | (FrameData::New(ref mut data), NABufferType::Video16(ref mut vbuf)) => data.decode(&mut br, vbuf)?, |
| 497 | _ => unreachable!(), |
| 498 | }; |
| 499 | |
| 500 | let mut frm = NAFrame::new_from_pkt(pkt, self.info.clone(), bufinfo); |
| 501 | frm.set_keyframe(ftype == FrameType::I); |
| 502 | frm.set_frame_type(ftype); |
| 503 | Ok(frm.into_ref()) |
| 504 | } |
| 505 | fn flush(&mut self) { |
| 506 | } |
| 507 | } |
| 508 | |
| 509 | impl NAOptionHandler for BeamVideoDecoder { |
| 510 | fn get_supported_options(&self) -> &[NAOptionDefinition] { &[] } |
| 511 | fn set_options(&mut self, _options: &[NAOption]) { } |
| 512 | fn query_option_value(&self, _name: &str) -> Option<NAValue> { None } |
| 513 | } |
| 514 | |
| 515 | pub fn get_decoder_vbv() -> Box<dyn NADecoder + Send> { |
| 516 | Box::new(BeamVideoDecoder::new(false)) |
| 517 | } |
| 518 | |
| 519 | pub fn get_decoder_fcp() -> Box<dyn NADecoder + Send> { |
| 520 | Box::new(BeamVideoDecoder::new(true)) |
| 521 | } |
| 522 | |
| 523 | #[cfg(test)] |
| 524 | mod test { |
| 525 | use nihav_core::codecs::RegisteredDecoders; |
| 526 | use nihav_core::demuxers::RegisteredDemuxers; |
| 527 | use nihav_codec_support::test::dec_video::*; |
| 528 | use crate::game_register_all_decoders; |
| 529 | use crate::game_register_all_demuxers; |
| 530 | #[test] |
| 531 | fn test_beam_fcp() { |
| 532 | let mut dmx_reg = RegisteredDemuxers::new(); |
| 533 | game_register_all_demuxers(&mut dmx_reg); |
| 534 | let mut dec_reg = RegisteredDecoders::new(); |
| 535 | game_register_all_decoders(&mut dec_reg); |
| 536 | |
| 537 | // sample from The Dame was Loaded |
| 538 | test_decoding("siff", "beam-fcp", "assets/Game/siff/BEAM.FCP", Some(1000), &dmx_reg, &dec_reg, |
| 539 | ExpectedTestResult::MD5Frames(vec![ |
| 540 | [0xa31342c0, 0x7afe5a76, 0x4111f17a, 0x30ec3a18], |
| 541 | [0xa31342c0, 0x7afe5a76, 0x4111f17a, 0x30ec3a18], |
| 542 | [0xa31342c0, 0x7afe5a76, 0x4111f17a, 0x30ec3a18], |
| 543 | [0xa31342c0, 0x7afe5a76, 0x4111f17a, 0x30ec3a18], |
| 544 | [0xa31342c0, 0x7afe5a76, 0x4111f17a, 0x30ec3a18], |
| 545 | [0x447870bf, 0x9bb22dab, 0x1f557dae, 0xc41575ad], |
| 546 | [0xeb3bd749, 0xc72811d3, 0x23d430b2, 0xc31dbd85], |
| 547 | [0x34bb16b4, 0x8e6066fe, 0xf3f6170a, 0xae4ec54e], |
| 548 | [0xee12f3ff, 0x4000ed43, 0x446336d7, 0x6cc344bf], |
| 549 | [0xfe6ba9e1, 0xcc97f503, 0xf6fc8f14, 0x40c334c0], |
| 550 | [0xb4229527, 0x8591ac0b, 0x1ba40ea8, 0x15aa5710]])); |
| 551 | } |
| 552 | #[test] |
| 553 | fn test_beam_video_8bit() { |
| 554 | let mut dmx_reg = RegisteredDemuxers::new(); |
| 555 | game_register_all_demuxers(&mut dmx_reg); |
| 556 | let mut dec_reg = RegisteredDecoders::new(); |
| 557 | game_register_all_decoders(&mut dec_reg); |
| 558 | |
| 559 | // sample from Lost Vikings 2 |
| 560 | test_decoding("siff", "beam-video", "assets/Game/siff/BEAM.VB", Some(1000), &dmx_reg, &dec_reg, |
| 561 | ExpectedTestResult::MD5Frames(vec![ |
| 562 | [0x23604e03, 0x5781ea8a, 0x6b28d338, 0xc32d52d6], |
| 563 | [0xba68d1af, 0xacf630b7, 0x3899073d, 0x07135315], |
| 564 | [0xb10cd159, 0xd787a566, 0x523123ca, 0x8a757f9e], |
| 565 | [0x7f4dfb53, 0x581884ab, 0x71de61c0, 0xfec72a11], |
| 566 | [0xc2a40282, 0x729548e1, 0xc63211bf, 0x586158fc], |
| 567 | [0xb8bf753c, 0x53686fb2, 0x7d307625, 0xdab70698], |
| 568 | [0xa2e90475, 0x076ef58a, 0xe2276941, 0x9c47ca14], |
| 569 | [0x80f785df, 0x19e015ab, 0x93beaf9b, 0xff1d0907], |
| 570 | [0x957a9a60, 0xc8a8ae09, 0xad5ecf6c, 0x06097f03], |
| 571 | [0xdfd331d4, 0x2f6ba92b, 0x5bfcb6f8, 0x85bab2b9], |
| 572 | [0xf37d42c1, 0x7f54d6bd, 0xc2dca688, 0x60d64e8c], |
| 573 | [0x97a0e18b, 0xce9ea101, 0x56eea57c, 0xeb48e8b3], |
| 574 | [0x7043048c, 0x373fdf9d, 0x1b27d5b3, 0x3e4e9c7a]])); |
| 575 | } |
| 576 | #[test] |
| 577 | fn test_beam_video_16bit() { |
| 578 | let mut dmx_reg = RegisteredDemuxers::new(); |
| 579 | game_register_all_demuxers(&mut dmx_reg); |
| 580 | let mut dec_reg = RegisteredDecoders::new(); |
| 581 | game_register_all_decoders(&mut dec_reg); |
| 582 | |
| 583 | // sample from Alien Earth |
| 584 | test_decoding("siff", "beam-video", "assets/Game/siff/beamlogo.vbc", Some(500), &dmx_reg, &dec_reg, |
| 585 | ExpectedTestResult::MD5Frames(vec![ |
| 586 | [0x90aeded9, 0x922cf894, 0x6ea78586, 0x35493724], |
| 587 | [0x90aeded9, 0x922cf894, 0x6ea78586, 0x35493724], |
| 588 | [0xa19daf5e, 0xa4858d72, 0x6700fc4d, 0x95c5e5dd], |
| 589 | [0x57d556af, 0x95c5c5f4, 0xe943f1e3, 0xb86941e1], |
| 590 | [0xa63351ae, 0x12ed21ee, 0x7246d1f4, 0xf3a5a79a], |
| 591 | [0x5930e388, 0x4891d37b, 0x619ea7ff, 0xc8dac16d], |
| 592 | [0x36eeaf75, 0x767e5e5e, 0x397e0100, 0xfa306811], |
| 593 | [0xb4722a6d, 0x61cc8483, 0xe4966f11, 0xa67cd0f4], |
| 594 | [0x62be7367, 0xcbeb77b2, 0xcb438480, 0xda39b47a], |
| 595 | [0x568b020d, 0x4992bc7f, 0xcbe20b5c, 0x697a35bc], |
| 596 | [0x35e5a6a8, 0x903c0d07, 0xbacf7734, 0xd1c54b6d], |
| 597 | [0xd3450588, 0xfae0a9ec, 0x72a8fce6, 0x7c57e3c1], |
| 598 | [0x90f0cc47, 0xd7e7d3ef, 0x46d81b4d, 0xf4495aa2]])); |
| 599 | } |
| 600 | } |
| 601 | |
| 602 | const VB_PATTERNS: [u16; 64] = [ |
| 603 | 0x0660, 0xFF00, 0xCCCC, 0xF000, 0x8888, 0x000F, 0x1111, 0xFEC8, |
| 604 | 0x8CEF, 0x137F, 0xF731, 0xC800, 0x008C, 0x0013, 0x3100, 0xCC00, |
| 605 | 0x00CC, 0x0033, 0x3300, 0x0FF0, 0x6666, 0x00F0, 0x0F00, 0x2222, |
| 606 | 0x4444, 0xF600, 0x8CC8, 0x006F, 0x1331, 0x318C, 0xC813, 0x33CC, |
| 607 | 0x6600, 0x0CC0, 0x0066, 0x0330, 0xF900, 0xC88C, 0x009F, 0x3113, |
| 608 | 0x6000, 0x0880, 0x0006, 0x0110, 0xCC88, 0xFC00, 0x00CF, 0x88CC, |
| 609 | 0x003F, 0x1133, 0x3311, 0xF300, 0x6FF6, 0x0603, 0x08C6, 0x8C63, |
| 610 | 0xC631, 0x6310, 0xC060, 0x0136, 0x136C, 0x36C8, 0x6C80, 0x324C |
| 611 | ]; |