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 /// Codec capability flag for intra-only codecs.
  35 pub const CODEC_CAP_INTRAONLY:u32   = 0x0001;
  36 /// Codec capability flag for lossless codecs.
  37 pub const CODEC_CAP_LOSSLESS:u32    = 0x0002;
  38 /// Codec capability flag for codecs with frame reordering.
  39 pub const CODEC_CAP_REORDER:u32     = 0x0004;
  40 /// Codec capability flag for codecs that can be both lossy and lossless.
  41 pub const CODEC_CAP_HYBRID:u32      = 0x0008;
  42 /// Codec capability flag for codecs with scalability features.
  43 pub const CODEC_CAP_SCALABLE:u32    = 0x0010;
  44 /// Codec capability flag for codecs with complex frame reordering.
  45 pub const CODEC_CAP_COMPLEX_REORDER:u32 = 0x0020;
  46
  47 /// Codec description structure.
  48 #[derive(Clone)]
  49 pub struct CodecDescription {
  50     /// Short codec name.
  51     ///
  52     /// Short codec name is used inside NihAV as the unique identifier.
  53     pub name:  &'static str,
  54     /// Full codec name.
  55     pub fname: &'static str,
  56     /// Codec type.
  57     pub ctype: CodecType,
  58     /// Codec capabilities.
  59     pub caps:  u32,
  60 }
  61
  62 impl CodecDescription {
  63     /// Returns short codec name.
  64     pub fn get_name(&self) -> &'static str { self.name }
  65     /// Returns full codec name.
  66     pub fn get_full_name(&self) -> &'static str { self.fname }
  67     /// Returns codec type.
  68     pub fn get_codec_type(&self) -> CodecType { self.ctype }
  69     /// Reports whether the codec has only intra frames or not.
  70     pub fn is_intraonly(&self) -> bool { (self.caps & CODEC_CAP_INTRAONLY) != 0 }
  71     /// Reports whether the codec is lossless.
  72     pub fn is_lossless(&self)  -> bool { (self.caps & CODEC_CAP_LOSSLESS)  != 0 }
  73     /// Reports whether the codec requires frame reordering.
  74     pub fn has_reorder(&self)  -> bool { (self.caps & CODEC_CAP_REORDER)   != 0 }
  75     /// Reports whether the codec can be either lossless or lossy.
  76     pub fn is_hybrid(&self)    -> bool { (self.caps & CODEC_CAP_HYBRID)    != 0 }
  77     /// Reports whether codec supports scalability.
  78     ///
  79     /// Scalability means that codec can be decoded in reduced resolution by design.
  80     pub fn is_scalable(&self)  -> bool { (self.caps & CODEC_CAP_SCALABLE)  != 0 }
  81 }
  82
  83 impl fmt::Display for CodecDescription {
  84     fn fmt(&self, f: &mut fmt::Formatter) -> fmt::Result {
  85         let mut out = self.fname.to_string();
  86         if self.caps != 0 {
  87             let mut capfmt = "".to_string();
  88             if (self.caps & CODEC_CAP_INTRAONLY) != 0 {
  89                 capfmt = format!("{} Intra-only", capfmt);
  90             }
  91             if (self.caps & CODEC_CAP_LOSSLESS) != 0 {
  92                 capfmt = format!("{} Lossless", capfmt);
  93             }
  94             if (self.caps & CODEC_CAP_REORDER) != 0 {
  95                 capfmt = format!("{} Frame reorder", capfmt);
  96             }
  97             if (self.caps & CODEC_CAP_HYBRID) != 0 {
  98                 capfmt = format!("{} Can be lossy and lossless", capfmt);
  99             }
 100             if (self.caps & CODEC_CAP_SCALABLE) != 0 {
 101                 capfmt = format!("{} Scalable", capfmt);
 102             }
 103             out = format!("{} ({})", out, capfmt);
 104         }
 105         write!(f, "{}", out)
 106     }
 107 }
 108
 109 macro_rules! desc {
 110     (video; $n:expr, $fn:expr) => ({
 111         CodecDescription{ name: $n, fname: $fn, ctype: CodecType::Video,
 112                           caps: 0 }
 113     });
 114     (video; $n:expr, $fn:expr, $c:expr) => ({
 115         CodecDescription{ name: $n, fname: $fn, ctype: CodecType::Video,
 116                           caps: $c }
 117     });
 118     (video-ll; $n:expr, $fn:expr) => ({
 119         CodecDescription{ name: $n, fname: $fn, ctype: CodecType::Video,
 120                           caps: CODEC_CAP_LOSSLESS | CODEC_CAP_INTRAONLY }
 121     });
 122     (video-llp; $n:expr, $fn:expr) => ({
 123         CodecDescription{ name: $n, fname: $fn, ctype: CodecType::Video,
 124                           caps: CODEC_CAP_LOSSLESS }
 125     });
 126     (video-im; $n:expr, $fn:expr) => ({
 127         CodecDescription{ name: $n, fname: $fn, ctype: CodecType::Video,
 128                           caps: CODEC_CAP_INTRAONLY }
 129     });
 130     (video-modern; $n:expr, $fn:expr) => ({
 131         CodecDescription{ name: $n, fname: $fn, ctype: CodecType::Video,
 132                           caps: CODEC_CAP_REORDER | CODEC_CAP_HYBRID }
 133     });
 134     (audio; $n:expr, $fn:expr) => ({
 135         CodecDescription{ name: $n, fname: $fn, ctype: CodecType::Audio,
 136                           caps: 0 }
 137     });
 138     (audio-ll; $n:expr, $fn:expr) => ({
 139         CodecDescription{ name: $n, fname: $fn, ctype: CodecType::Audio,
 140                           caps: CODEC_CAP_LOSSLESS | CODEC_CAP_INTRAONLY }
 141     });
 142     (audio-hyb; $n:expr, $fn:expr) => ({
 143         CodecDescription{ name: $n, fname: $fn, ctype: CodecType::Audio,
 144                           caps: CODEC_CAP_HYBRID }
 145     });
 146 }
 147
 148 /// Returns codec description for the provided codec short name if it is found.
 149 pub fn get_codec_description(name: &str) -> Option<&'static CodecDescription> {
 150     for reg in CODEC_REGISTER {
 151         if reg.name == name {
 152             return Some(reg);
 153         }
 154     }
 155     None
 156 }
 157
 158 static CODEC_REGISTER: &'static [CodecDescription] = &[
 159     desc!(audio-ll; "pcm", "PCM"),
 160     desc!(audio;    "alaw", "A-law PCM"),
 161     desc!(audio;    "ulaw", "mu-law PCM"),
 162
 163     desc!(video-im; "indeo1", "Intel Raw IF09"),
 164     desc!(video-im; "indeo2", "Intel Indeo 2"),
 165     desc!(video;    "indeo3", "Intel Indeo 3"),
 166     desc!(video;    "indeo4", "Intel Indeo 4", CODEC_CAP_REORDER | CODEC_CAP_SCALABLE),
 167     desc!(video;    "indeo5", "Intel Indeo 5", CODEC_CAP_REORDER | CODEC_CAP_SCALABLE),
 168     desc!(video;    "intel263", "Intel I263", CODEC_CAP_REORDER),
 169     desc!(audio;    "iac",    "Intel Indeo audio"),
 170     desc!(audio;    "imc",    "Intel Music Coder"),
 171
 172     desc!(video;    "realvideo1", "Real Video 1"),
 173     desc!(video;    "realvideo2", "Real Video 2", CODEC_CAP_REORDER),
 174     desc!(video;    "realvideo3", "Real Video 3", CODEC_CAP_REORDER),
 175     desc!(video;    "realvideo4", "Real Video 4", CODEC_CAP_REORDER),
 176     desc!(video;    "realvideo6", "Real Video 6", CODEC_CAP_REORDER),
 177     desc!(video;    "clearvideo", "ClearVideo"),
 178     desc!(video;    "clearvideo_rm", "ClearVideo"),
 179     desc!(audio;    "ra14.4",     "RealAudio 14.4"),
 180     desc!(audio;    "ra28.8",     "RealAudio 28.8"),
 181     desc!(audio;    "cook",       "RealAudio Cooker"),
 182     desc!(audio;    "ralf",       "RealAudio Lossless"),
 183     desc!(audio;    "aac",        "AAC"),
 184     desc!(audio;    "ac3",        "ETSI TS 102 366"),
 185     desc!(audio;    "atrac3",     "Sony Atrac3"),
 186     desc!(audio;    "sipro",      "Sipro Labs ADPCM"),
 187
 188     desc!(video;    "cinepak",    "Cinepak"),
 189
 190     desc!(video;    "msvideo1",      "MS Video 1"),
 191     desc!(video;    "msrle",         "MS RLE"),
 192     desc!(audio;    "ms-adpcm",      "MS ADPCM"),
 193     desc!(audio;    "ima-adpcm-ms",  "IMA ADPCM (MS variant)"),
 194
 195     desc!(video;    "qt-smc",               "Apple Graphics"),
 196     desc!(video;    "qt-rle",               "Apple Animation"),
 197     desc!(video;    "apple-video",          "Apple video"),
 198     desc!(video;    "sorenson-video",       "Sorenson Video"),
 199     desc!(video;    "sorenson-video3",      "Sorenson Video 3", CODEC_CAP_REORDER),
 200     desc!(audio;    "mace-3",               "MACE 3:1"),
 201     desc!(audio;    "mace-6",               "MACE 6:1"),
 202     desc!(audio;    "ima-adpcm-qt",         "IMA ADPCM (Apple variant)"),
 203     desc!(audio;    "qdesign-music",        "QDesign Music"),
 204     desc!(audio;    "qdesign-music2",       "QDesign Music v2"),
 205     desc!(audio;    "qualcomm-purevoice",   "Qualcomm PureVoice"),
 206
 207     desc!(video;    "truemotion1",   "TrueMotion 1"),
 208     desc!(video-im; "truemotionrt",  "TrueMotion RT"),
 209     desc!(video;    "truemotion2",   "TrueMotion 2"),
 210     desc!(video;    "truemotion2x",  "TrueMotion 2X"),
 211     desc!(video;    "vp3",           "VP3"),
 212     desc!(video;    "vp4",           "VP4"),
 213     desc!(video;    "vp5",           "VP5"),
 214     desc!(video;    "vp6",           "VP6"),
 215     desc!(video;    "vp6a",          "VP6"),
 216     desc!(video;    "vp7",           "VP7"),
 217     desc!(video;    "vp8",           "VP8"),
 218     desc!(video;    "vp9",           "VP9"),
 219     desc!(audio;    "adpcm-dk3",     "Duck DK3 ADPCM"),
 220     desc!(audio;    "adpcm-dk4",     "Duck DK4 ADPCM"),
 221     desc!(audio;    "on2avc-500",    "On2 AVC"),
 222     desc!(audio;    "on2avc-501",    "On2 AVC"),
 223
 224     desc!(video;    "gdv-video",     "Gremlin Digital Video - video"),
 225     desc!(audio;    "gdv-audio",     "Gremlin Digital Video - audio"),
 226     desc!(video;    "bmv-video",     "BMV video"),
 227     desc!(audio;    "bmv-audio",     "BMV audio"),
 228     desc!(video;    "bmv3-video",    "DW Noir BMV video"),
 229     desc!(audio;    "bmv3-audio",    "DW Noir BMV audio"),
 230     desc!(video;    "fst-video",     "FutureVision video"),
 231     desc!(audio;    "fst-audio",     "FutureVision audio"),
 232     desc!(video;    "midivid",       "MidiVid"),
 233     desc!(video;    "midivid3",      "MidiVid 3"),
 234     desc!(video-ll; "midivid-ll",    "MidiVid Lossless"),
 235     desc!(video;    "vmd-video",     "VMD video"),
 236     desc!(audio;    "vmd-audio",     "VMD audio"),
 237     desc!(video;    "vxvideo",       "Actimagine Vx"),
 238     desc!(audio;    "vxaudio",       "Actimagine Sx"),
 239
 240     desc!(video;    "smacker-video", "Smacker video"),
 241     desc!(audio;    "smacker-audio", "Smacker audio"),
 242     desc!(video;    "bink-video",    "Bink video"),
 243     desc!(video;    "bink2-video",   "Bink2 video"),
 244     desc!(audio;    "bink-audio-dct",   "Bink audio (DCT)"),
 245     desc!(audio;    "bink-audio-rdft",  "Bink audio (RDFT)"),
 246
 247     desc!(audio;    "lhst15f8",      "L&H StreamTalk 15kbps at 8 kHz"),
 248     desc!(audio;    "lhst250f11",    "L&H StreamTalk 25kbps at 11 kHz"),
 249     desc!(audio;    "lhst500f22",    "L&H StreamTalk 50kpbs at 22 kHz"),
 250     desc!(audio;    "lhst48",        "L&H StreamTalk CELP Codec 4.8kbps at 8 kHz"),
 251
 252     desc!(video;    "vivo1",         "VivoActive Video 1.0"),
 253     desc!(video;    "vivo2",         "VivoActive Video 2.0", CODEC_CAP_REORDER),
 254     desc!(audio;    "g723.1",        "ITU G.723.1"),
 255     desc!(audio;    "siren",         "Polycom Siren"),
 256
 257     desc!(audio-ll;  "ape",          "Monkey's Audio"),
 258     desc!(audio-ll;  "flac",         "Free Lossless Audio Codec"),
 259     desc!(audio-ll;  "tta",          "True Audio codec"),
 260     desc!(audio-hyb; "wavpack",      "WavPack"),
 261
 262     desc!(video;    "h264",          "ITU H.264", CODEC_CAP_COMPLEX_REORDER | CODEC_CAP_HYBRID),
 263 ];
 264
 265 static AVI_VIDEO_CODEC_REGISTER: &'static [(&[u8;4], &str)] = &[
 266     (&[1, 0, 0, 0], "msrle"),
 267     (&[2, 0, 0, 0], "msrle"),
 268
 269     (b"CRAM", "msvideo1"),
 270     (b"MSVC", "msvideo1"),
 271     (b"WHAM", "msvideo1"),
 272
 273     (b"IF09", "indeo1"),
 274     (b"RT21", "indeo2"),
 275     (b"IV31", "indeo3"),
 276     (b"IV32", "indeo3"),
 277     (b"IV41", "indeo4"),
 278     (b"IV50", "indeo5"),
 279     (b"I263", "intel263"),
 280
 281     (b"UCOD", "clearvideo"),
 282     (b"cvid", "cinepak"),
 283
 284     (b"MVDV", "midivid"),
 285     (b"MV30", "midivid3"),
 286     (b"MVLZ", "midivid-ll"),
 287
 288     (b"DUCK", "truemotion1"),
 289     (b"TR20", "truemotionrt"),
 290     (b"TM20", "truemotion2"),
 291     (b"TM2A", "truemotion2x"),
 292     (b"TM2X", "truemotion2x"),
 293     (b"VP30", "vp3"),
 294     (b"VP31", "vp3"),
 295     (b"VP40", "vp4"),
 296     (b"VP50", "vp5"),
 297     (b"VP60", "vp6"),
 298     (b"VP61", "vp6"),
 299     (b"VP62", "vp6"),
 300     (b"VP6A", "vp6a"),
 301     (b"VP70", "vp7"),
 302 ];
 303
 304 static WAV_CODEC_REGISTER: &'static [(u16, &str)] = &[
 305     (0x0000, "unknown"),
 306     (0x0001, "pcm"),
 307     (0x0002, "ms-adpcm"),
 308     (0x0003, "pcm"),
 309     (0x0011, "ima-adpcm-ms"),
 310     (0x0061, "adpcm-dk4"),
 311     (0x0062, "adpcm-dk3"),
 312     (0x0401, "imc"),
 313     (0x0402, "iac"),
 314     (0x0500, "on2avc-500"),
 315     (0x0501, "on2avc-501"),
 316 ];
 317
 318 static MOV_VIDEO_CODEC_REGISTER: &'static [(&[u8;4], &str)] = &[
 319     (b"cvid", "cinepak"),
 320     (b"jpeg", "jpeg"),
 321     //(b"raw ", "raw"),
 322     //(b"Yuv2", "raw"),
 323     (b"smc ", "qt-smc"),
 324     (b"rle ", "qt-rle"),
 325     (b"rpza", "apple-video"),
 326     (b"kpcd", "kodak-photocd"),
 327     //(b"mpeg", "mpeg-video"),
 328     (b"mjpa", "mjpeg-a"),
 329     (b"mjpb", "mjpeg-b"),
 330     (b"svqi", "sorenson-video"),
 331     (b"SVQ1", "sorenson-video"),
 332     (b"svq3", "sorenson-video3"),
 333     (b"SVQ3", "sorenson-video3"),
 334
 335     (b"IV31", "indeo3"),
 336     (b"IV32", "indeo3"),
 337
 338     (b"UCOD", "clearvideo"),
 339
 340     (b"VP30", "vp3"),
 341     (b"VP31", "vp3"),
 342
 343     (b"avc1", "h264"),
 344 ];
 345
 346 static MOV_AUDIO_CODEC_REGISTER: &'static [(&[u8;4], &str)] = &[
 347     (b"NONE", "pcm"),
 348     (b"raw ", "pcm"),
 349     (b"twos", "pcm"),
 350     (b"sowt", "pcm"),
 351     (b"fl32", "pcm"),
 352     (b"fl64", "pcm"),
 353     (b"in24", "pcm"),
 354     (b"in32", "pcm"),
 355     (b"MAC3", "mace-3"),
 356     (b"MAC6", "mace-6"),
 357     (b"ima4", "ima-adpcm-qt"),
 358     (b"ulaw", "ulaw"),
 359     (b"alaw", "alaw"),
 360     (b"dvca", "dv-audio"),
 361     (b"QDMC", "qdesign-music"),
 362     (b"QDM2", "qdesign-music2"),
 363     (b"Qclp", "qualcomm-purevoice"),
 364     //(b".mp3", "mpeg-layer3"),
 365
 366     (b"mp4a", "aac"),
 367 ];
 368
 369 /// Returns video codec short name for provided FOURCC (used in AVI format).
 370 pub fn find_codec_from_avi_fourcc(fcc: &[u8;4]) -> Option<&'static str> {
 371     for (fourcc, name) in AVI_VIDEO_CODEC_REGISTER.iter() {
 372         if *fourcc == fcc { return Some(name); }
 373     }
 374     None
 375 }
 376
 377 /// Returns FOURCC (used in AVI format) for provided codec name.
 378 pub fn find_avi_fourcc(codecname: &str) -> Option<[u8; 4]> {
 379     for (fourcc, name) in AVI_VIDEO_CODEC_REGISTER.iter() {
 380         if *name == codecname { return Some(**fourcc); }
 381     }
 382     None
 383 }
 384
 385 /// Returns known audio codec short name for provided TWOCC (used in WAV and AVI format).
 386 pub fn find_codec_from_wav_twocc(tcc: u16) -> Option<&'static str> {
 387     for (twocc, name) in WAV_CODEC_REGISTER.iter() {
 388         if *twocc == tcc { return Some(name); }
 389     }
 390     None
 391 }
 392
 393 /// Returns TWOCC (used in WAV and AVI format for provided codec name.
 394 pub fn find_wav_twocc(codecname: &str) -> Option<u16> {
 395     for (twocc, name) in WAV_CODEC_REGISTER.iter() {
 396         if *name == codecname { return Some(*twocc); }
 397     }
 398     None
 399 }
 400
 401 /// Returns video codec short name for provided FOURCC (used in MOV format).
 402 pub fn find_codec_from_mov_video_fourcc(fcc: &[u8;4]) -> Option<&'static str> {
 403     for (fourcc, name) in MOV_VIDEO_CODEC_REGISTER.iter() {
 404         if *fourcc == fcc { return Some(name); }
 405     }
 406     None
 407 }
 408
 409 /// Returns known audio codec short name for provided FOURCC (used in MOV format).
 410 pub fn find_codec_from_mov_audio_fourcc(fcc: &[u8;4]) -> Option<&'static str> {
 411     for (fourcc, name) in MOV_AUDIO_CODEC_REGISTER.iter() {
 412         if *fourcc == fcc { return Some(name); }
 413     }
 414     None
 415 }
 416
 417 #[cfg(test)]
 418 mod test {
 419     use super::*;
 420
 421     #[test]
 422     fn test_register() {
 423         let c1 = find_codec_from_avi_fourcc(b"IV41").unwrap();
 424         let c2 = find_codec_from_wav_twocc(0x401).unwrap();
 425         println!("found {} and {}", c1, c2);
 426         let cd1 = get_codec_description(c1).unwrap();
 427         let cd2 = get_codec_description(c2).unwrap();
 428         println!("got {} and {}", cd1, cd2);
 429     }
 430 }