nihav-registry/src/register.rs

   1 //! Global registry of codec information.
   2 //!
   3 //! This module contains codec information from technical level that allows user to retrieve information about codec type and features without creating and invoking a decoder for such codec.
   4 use std::fmt;
   5
   6 /// Codec types.
   7 #[derive(Debug,Clone,Copy,PartialEq)]
   8 #[allow(dead_code)]
   9 pub enum CodecType {
  10     /// Video codec.
  11     Video,
  12     /// Audio codec.
  13     Audio,
  14     /// Subtitle codec.
  15     Subtitles,
  16     /// Some special codec (e.g. some event stream or separate timecodes stream).
  17     Data,
  18     /// Dummy codec.
  19     None,
  20 }
  21
  22 impl fmt::Display for CodecType {
  23     fn fmt(&self, f: &mut fmt::Formatter) -> fmt::Result {
  24         match *self {
  25             CodecType::Video => write!(f, "Video"),
  26             CodecType::Audio => write!(f, "Audio"),
  27             CodecType::Subtitles => write!(f, "Subtitles"),
  28             CodecType::Data => write!(f, "Data"),
  29             CodecType::None => write!(f, "-"),
  30         }
  31     }
  32 }
  33
  34 const CODEC_CAP_INTRAONLY:u32   = 0x0001;
  35 const CODEC_CAP_LOSSLESS:u32    = 0x0002;
  36 const CODEC_CAP_REORDER:u32     = 0x0004;
  37 const CODEC_CAP_HYBRID:u32      = 0x0008;
  38 const CODEC_CAP_SCALABLE:u32    = 0x0010;
  39
  40 /// Codec description structure.
  41 #[derive(Clone)]
  42 pub struct CodecDescription {
  43     /// Short codec name.
  44     ///
  45     /// Short codec name is used inside NihAV as the unique identifier.
  46     pub name:  &'static str,
  47     /// Full codec name.
  48     pub fname: &'static str,
  49     /// Codec type.
  50     pub ctype: CodecType,
  51     /// Codec capabilities.
  52     pub caps:  u32,
  53 }
  54
  55 impl CodecDescription {
  56     /// Returns short codec name.
  57     pub fn get_name(&self) -> &'static str { self.name }
  58     /// Returns full codec name.
  59     pub fn get_full_name(&self) -> &'static str { self.fname }
  60     /// Returns codec type.
  61     pub fn get_codec_type(&self) -> CodecType { self.ctype }
  62     /// Reports whether the codec has only intra frames or not.
  63     pub fn is_intraonly(&self) -> bool { (self.caps & CODEC_CAP_INTRAONLY) != 0 }
  64     /// Reports whether the codec is lossless.
  65     pub fn is_lossless(&self)  -> bool { (self.caps & CODEC_CAP_LOSSLESS)  != 0 }
  66     /// Reports whether the codec requires frame reordering.
  67     pub fn has_reorder(&self)  -> bool { (self.caps & CODEC_CAP_REORDER)   != 0 }
  68     /// Reports whether the codec can be either lossless or lossy.
  69     pub fn is_hybrid(&self)    -> bool { (self.caps & CODEC_CAP_HYBRID)    != 0 }
  70     /// Reports whether codec supports scalability.
  71     ///
  72     /// Scalability means that codec can be decoded in reduced resolution by design.
  73     pub fn is_scalable(&self)  -> bool { (self.caps & CODEC_CAP_SCALABLE)  != 0 }
  74 }
  75
  76 impl fmt::Display for CodecDescription {
  77     fn fmt(&self, f: &mut fmt::Formatter) -> fmt::Result {
  78         let mut out = self.fname.to_string();
  79         if self.caps != 0 {
  80             let mut capfmt = "".to_string();
  81             if (self.caps & CODEC_CAP_INTRAONLY) != 0 {
  82                 capfmt = format!("{} Intra-only", capfmt);
  83             }
  84             if (self.caps & CODEC_CAP_LOSSLESS) != 0 {
  85                 capfmt = format!("{} Lossless", capfmt);
  86             }
  87             if (self.caps & CODEC_CAP_REORDER) != 0 {
  88                 capfmt = format!("{} Frame reorder", capfmt);
  89             }
  90             if (self.caps & CODEC_CAP_HYBRID) != 0 {
  91                 capfmt = format!("{} Can be lossy and lossless", capfmt);
  92             }
  93             if (self.caps & CODEC_CAP_SCALABLE) != 0 {
  94                 capfmt = format!("{} Scalable", capfmt);
  95             }
  96             out = format!("{} ({})", out, capfmt);
  97         }
  98         write!(f, "{}", out)
  99     }
 100 }
 101
 102 macro_rules! desc {
 103     (video; $n:expr, $fn:expr) => ({
 104         CodecDescription{ name: $n, fname: $fn, ctype: CodecType::Video,
 105                           caps: 0 }
 106     });
 107     (video; $n:expr, $fn:expr, $c:expr) => ({
 108         CodecDescription{ name: $n, fname: $fn, ctype: CodecType::Video,
 109                           caps: $c }
 110     });
 111     (video-ll; $n:expr, $fn:expr) => ({
 112         CodecDescription{ name: $n, fname: $fn, ctype: CodecType::Video,
 113                           caps: CODEC_CAP_LOSSLESS | CODEC_CAP_INTRAONLY }
 114     });
 115     (video-llp; $n:expr, $fn:expr) => ({
 116         CodecDescription{ name: $n, fname: $fn, ctype: CodecType::Video,
 117                           caps: CODEC_CAP_LOSSLESS }
 118     });
 119     (video-im; $n:expr, $fn:expr) => ({
 120         CodecDescription{ name: $n, fname: $fn, ctype: CodecType::Video,
 121                           caps: CODEC_CAP_INTRAONLY }
 122     });
 123     (video-modern; $n:expr, $fn:expr) => ({
 124         CodecDescription{ name: $n, fname: $fn, ctype: CodecType::Video,
 125                           caps: CODEC_CAP_REORDER | CODEC_CAP_HYBRID }
 126     });
 127     (audio; $n:expr, $fn:expr) => ({
 128         CodecDescription{ name: $n, fname: $fn, ctype: CodecType::Audio,
 129                           caps: 0 }
 130     });
 131     (audio-ll; $n:expr, $fn:expr) => ({
 132         CodecDescription{ name: $n, fname: $fn, ctype: CodecType::Audio,
 133                           caps: CODEC_CAP_LOSSLESS | CODEC_CAP_INTRAONLY }
 134     });
 135 }
 136
 137 /// Returns codec description for the provided codec short name if it is found.
 138 pub fn get_codec_description(name: &str) -> Option<&'static CodecDescription> {
 139     for reg in CODEC_REGISTER {
 140         if reg.name == name {
 141             return Some(reg);
 142         }
 143     }
 144     None
 145 }
 146
 147 static CODEC_REGISTER: &'static [CodecDescription] = &[
 148     desc!(audio-ll; "pcm", "PCM"),
 149     desc!(audio;    "alaw", "A-law PCM"),
 150     desc!(audio;    "ulaw", "mu-law PCM"),
 151
 152     desc!(video-im; "indeo1", "Intel Raw IF09"),
 153     desc!(video-im; "indeo2", "Intel Indeo 2"),
 154     desc!(video;    "indeo3", "Intel Indeo 3"),
 155     desc!(video;    "indeo4", "Intel Indeo 4", CODEC_CAP_REORDER | CODEC_CAP_SCALABLE),
 156     desc!(video;    "indeo5", "Intel Indeo 5", CODEC_CAP_REORDER | CODEC_CAP_SCALABLE),
 157     desc!(video;    "intel263", "Intel I263", CODEC_CAP_REORDER),
 158     desc!(audio;    "iac",    "Intel Indeo audio"),
 159     desc!(audio;    "imc",    "Intel Music Coder"),
 160
 161     desc!(video;    "realvideo1", "Real Video 1"),
 162     desc!(video;    "realvideo2", "Real Video 2", CODEC_CAP_REORDER),
 163     desc!(video;    "realvideo3", "Real Video 3", CODEC_CAP_REORDER),
 164     desc!(video;    "realvideo4", "Real Video 4", CODEC_CAP_REORDER),
 165     desc!(video;    "realvideo6", "Real Video 6", CODEC_CAP_REORDER),
 166     desc!(video;    "clearvideo", "ClearVideo"),
 167     desc!(video;    "clearvideo_rm", "ClearVideo"),
 168     desc!(audio;    "ra14.4",     "RealAudio 14.4"),
 169     desc!(audio;    "ra28.8",     "RealAudio 28.8"),
 170     desc!(audio;    "cook",       "RealAudio Cooker"),
 171     desc!(audio;    "ralf",       "RealAudio Lossless"),
 172     desc!(audio;    "aac",        "AAC"),
 173     desc!(audio;    "ac3",        "ETSI TS 102 366"),
 174     desc!(audio;    "atrac3",     "Sony Atrac3"),
 175     desc!(audio;    "sipro",      "Sipro Labs ADPCM"),
 176
 177     desc!(video;    "cinepak",    "Cinepak"),
 178
 179     desc!(video;    "msvideo1",      "MS Video 1"),
 180     desc!(video;    "msrle",         "MS RLE"),
 181     desc!(audio;    "ms-adpcm",      "MS ADPCM"),
 182     desc!(audio;    "ima-adpcm-ms",  "IMA ADPCM (MS variant)"),
 183
 184     desc!(video;    "qt-smc",               "Apple Graphics"),
 185     desc!(video;    "qt-rle",               "Apple Animation"),
 186     desc!(video;    "apple-video",          "Apple video"),
 187     desc!(video;    "sorenson-video",       "Sorenson Video"),
 188     desc!(video;    "sorenson-video3",      "Sorenson Video 3"),
 189     desc!(audio;    "mace-3",               "MACE 3:1"),
 190     desc!(audio;    "mace-6",               "MACE 6:1"),
 191     desc!(audio;    "ima-adpcm-qt",         "IMA ADPCM (Apple variant)"),
 192     desc!(audio;    "qdesign-music",        "QDesign Music"),
 193     desc!(audio;    "qdesign-music2",       "QDesign Music v2"),
 194     desc!(audio;    "qualcomm-purevoice",   "Qualcomm PureVoice"),
 195
 196     desc!(video;    "truemotion1",   "TrueMotion 1"),
 197     desc!(video-im; "truemotionrt",  "TrueMotion RT"),
 198     desc!(video;    "truemotion2",   "TrueMotion 2"),
 199     desc!(video;    "truemotion2x",  "TrueMotion 2X"),
 200     desc!(video;    "vp3",           "VP3"),
 201     desc!(video;    "vp4",           "VP4"),
 202     desc!(video;    "vp5",           "VP5"),
 203     desc!(video;    "vp6",           "VP6"),
 204     desc!(video;    "vp6a",          "VP6"),
 205     desc!(video;    "vp7",           "VP7"),
 206     desc!(video;    "vp8",           "VP8"),
 207     desc!(video;    "vp9",           "VP9"),
 208     desc!(audio;    "adpcm-dk3",     "Duck DK3 ADPCM"),
 209     desc!(audio;    "adpcm-dk4",     "Duck DK4 ADPCM"),
 210     desc!(audio;    "on2avc-500",    "On2 AVC"),
 211     desc!(audio;    "on2avc-501",    "On2 AVC"),
 212
 213     desc!(video;    "gdv-video",     "Gremlin Digital Video - video"),
 214     desc!(audio;    "gdv-audio",     "Gremlin Digital Video - audio"),
 215     desc!(video;    "bmv-video",     "BMV video"),
 216     desc!(audio;    "bmv-audio",     "BMV audio"),
 217     desc!(video;    "bmv3-video",    "DW Noir BMV video"),
 218     desc!(audio;    "bmv3-audio",    "DW Noir BMV audio"),
 219     desc!(video;    "midivid",       "MidiVid"),
 220     desc!(video;    "midivid3",      "MidiVid 3"),
 221     desc!(video-ll; "midivid-ll",    "MidiVid Lossless"),
 222     desc!(video;    "vmd-video",     "VMD video"),
 223     desc!(audio;    "vmd-audio",     "VMD audio"),
 224
 225     desc!(video;    "smacker-video", "Smacker video"),
 226     desc!(audio;    "smacker-audio", "Smacker audio"),
 227     desc!(video;    "bink-video",    "Bink video"),
 228     desc!(video;    "bink2-video",   "Bink2 video"),
 229     desc!(audio;    "bink-audio-dct",   "Bink audio (DCT)"),
 230     desc!(audio;    "bink-audio-rdft",  "Bink audio (RDFT)"),
 231
 232     desc!(audio;    "lhst15f8",      "L&H StreamTalk 15kbps at 8 kHz"),
 233     desc!(audio;    "lhst250f11",    "L&H StreamTalk 25kbps at 11 kHz"),
 234     desc!(audio;    "lhst500f22",    "L&H StreamTalk 50kpbs at 22 kHz"),
 235     desc!(audio;    "lhst48",        "L&H StreamTalk CELP Codec 4.8kbps at 8 kHz"),
 236
 237     desc!(video;    "vivo1",         "VivoActive Video 1.0"),
 238     desc!(video;    "vivo2",         "VivoActive Video 2.0", CODEC_CAP_REORDER),
 239     desc!(audio;    "g723.1",        "ITU G.723.1"),
 240     desc!(audio;    "siren",         "Polycom Siren"),
 241 ];
 242
 243 static AVI_VIDEO_CODEC_REGISTER: &'static [(&[u8;4], &str)] = &[
 244     (&[1, 0, 0, 0], "msrle"),
 245     (&[2, 0, 0, 0], "msrle"),
 246
 247     (b"CRAM", "msvideo1"),
 248     (b"MSVC", "msvideo1"),
 249     (b"WHAM", "msvideo1"),
 250
 251     (b"IF09", "indeo1"),
 252     (b"RT21", "indeo2"),
 253     (b"IV31", "indeo3"),
 254     (b"IV32", "indeo3"),
 255     (b"IV41", "indeo4"),
 256     (b"IV50", "indeo5"),
 257     (b"I263", "intel263"),
 258
 259     (b"UCOD", "clearvideo"),
 260     (b"cvid", "cinepak"),
 261
 262     (b"MVDV", "midivid"),
 263     (b"MV30", "midivid3"),
 264     (b"MVLZ", "midivid-ll"),
 265
 266     (b"DUCK", "truemotion1"),
 267     (b"TR20", "truemotionrt"),
 268     (b"TM20", "truemotion2"),
 269     (b"TM2A", "truemotion2x"),
 270     (b"TM2X", "truemotion2x"),
 271     (b"VP30", "vp3"),
 272     (b"VP31", "vp3"),
 273     (b"VP40", "vp4"),
 274     (b"VP50", "vp5"),
 275     (b"VP60", "vp6"),
 276     (b"VP61", "vp6"),
 277     (b"VP62", "vp6"),
 278     (b"VP6A", "vp6a"),
 279     (b"VP70", "vp7"),
 280 ];
 281
 282 static WAV_CODEC_REGISTER: &'static [(u16, &str)] = &[
 283     (0x0000, "unknown"),
 284     (0x0001, "pcm"),
 285     (0x0002, "ms-adpcm"),
 286     (0x0003, "pcm"),
 287     (0x0011, "ima-adpcm-ms"),
 288     (0x0061, "adpcm-dk4"),
 289     (0x0062, "adpcm-dk3"),
 290     (0x0401, "imc"),
 291     (0x0402, "iac"),
 292     (0x0500, "on2avc-500"),
 293     (0x0501, "on2avc-501"),
 294 ];
 295
 296 static MOV_VIDEO_CODEC_REGISTER: &'static [(&[u8;4], &str)] = &[
 297     (b"cvid", "cinepak"),
 298     (b"jpeg", "jpeg"),
 299     //(b"raw ", "raw"),
 300     //(b"Yuv2", "raw"),
 301     (b"smc ", "qt-smc"),
 302     (b"rle ", "qt-rle"),
 303     (b"rpza", "apple-video"),
 304     (b"kpcd", "kodak-photocd"),
 305     //(b"mpeg", "mpeg-video"),
 306     (b"mjpa", "mjpeg-a"),
 307     (b"mjpb", "mjpeg-b"),
 308     (b"svqi", "sorenson-video"),
 309     (b"svq3", "sorenson-video3"),
 310
 311     (b"IV31", "indeo3"),
 312     (b"IV32", "indeo3"),
 313
 314     (b"UCOD", "clearvideo"),
 315
 316     (b"VP30", "vp3"),
 317     (b"VP31", "vp3"),
 318 ];
 319
 320 static MOV_AUDIO_CODEC_REGISTER: &'static [(&[u8;4], &str)] = &[
 321     (b"NONE", "pcm"),
 322     (b"raw ", "pcm"),
 323     (b"twos", "pcm"),
 324     (b"sowt", "pcm"),
 325     (b"fl32", "pcm"),
 326     (b"fl64", "pcm"),
 327     (b"in24", "pcm"),
 328     (b"in32", "pcm"),
 329     (b"MAC3", "mace-3"),
 330     (b"MAC6", "mace-6"),
 331     (b"ima4", "ima-adpcm-qt"),
 332     (b"ulaw", "ulaw"),
 333     (b"alaw", "alaw"),
 334     (b"dvca", "dv-audio"),
 335     (b"QDMC", "qdesign-music"),
 336     (b"QDM2", "qdesign-music2"),
 337     (b"Qclp", "qualcomm-purevoice"),
 338     //(b".mp3", "mpeg-layer3"),
 339 ];
 340
 341 /// Returns video codec short name for provided FOURCC (used in AVI format).
 342 pub fn find_codec_from_avi_fourcc(fcc: &[u8;4]) -> Option<&'static str> {
 343     for (fourcc, name) in AVI_VIDEO_CODEC_REGISTER.iter() {
 344         if *fourcc == fcc { return Some(name); }
 345     }
 346     None
 347 }
 348
 349 /// Returns FOURCC (used in AVI format) for provided codec name.
 350 pub fn find_avi_fourcc(codecname: &str) -> Option<[u8; 4]> {
 351     for (fourcc, name) in AVI_VIDEO_CODEC_REGISTER.iter() {
 352         if *name == codecname { return Some(**fourcc); }
 353     }
 354     None
 355 }
 356
 357 /// Returns known audio codec short name for provided TWOCC (used in WAV and AVI format).
 358 pub fn find_codec_from_wav_twocc(tcc: u16) -> Option<&'static str> {
 359     for (twocc, name) in WAV_CODEC_REGISTER.iter() {
 360         if *twocc == tcc { return Some(name); }
 361     }
 362     None
 363 }
 364
 365 /// Returns TWOCC (used in WAV and AVI format for provided codec name.
 366 pub fn find_wav_twocc(codecname: &str) -> Option<u16> {
 367     for (twocc, name) in WAV_CODEC_REGISTER.iter() {
 368         if *name == codecname { return Some(*twocc); }
 369     }
 370     None
 371 }
 372
 373 /// Returns video codec short name for provided FOURCC (used in MOV format).
 374 pub fn find_codec_from_mov_video_fourcc(fcc: &[u8;4]) -> Option<&'static str> {
 375     for (fourcc, name) in MOV_VIDEO_CODEC_REGISTER.iter() {
 376         if *fourcc == fcc { return Some(name); }
 377     }
 378     None
 379 }
 380
 381 /// Returns known audio codec short name for provided FOURCC (used in MOV format).
 382 pub fn find_codec_from_mov_audio_fourcc(fcc: &[u8;4]) -> Option<&'static str> {
 383     for (fourcc, name) in MOV_AUDIO_CODEC_REGISTER.iter() {
 384         if *fourcc == fcc { return Some(name); }
 385     }
 386     None
 387 }
 388
 389 #[cfg(test)]
 390 mod test {
 391     use super::*;
 392
 393     #[test]
 394     fn test_register() {
 395         let c1 = find_codec_from_avi_fourcc(b"IV41").unwrap();
 396         let c2 = find_codec_from_wav_twocc(0x401).unwrap();
 397         println!("found {} and {}", c1, c2);
 398         let cd1 = get_codec_description(c1).unwrap();
 399         let cd2 = get_codec_description(c2).unwrap();
 400         println!("got {} and {}", cd1, cd2);
 401     }
 402 }