1 //! Global registry of codec information.
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.
7 #[derive(Debug,Clone,Copy,PartialEq)]
16 /// Some special codec (e.g. some event stream or separate timecodes stream).
22 impl fmt::Display for CodecType {
23 fn fmt(&self, f: &mut fmt::Formatter) -> fmt::Result {
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, "-"),
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;
45 /// Codec description structure.
47 pub struct CodecDescription {
50 /// Short codec name is used inside NihAV as the unique identifier.
51 pub name: &'static str,
53 pub fname: &'static str,
56 /// Codec capabilities.
60 impl CodecDescription {
61 /// Returns short codec name.
62 pub fn get_name(&self) -> &'static str { self.name }
63 /// Returns full codec name.
64 pub fn get_full_name(&self) -> &'static str { self.fname }
65 /// Returns codec type.
66 pub fn get_codec_type(&self) -> CodecType { self.ctype }
67 /// Reports whether the codec has only intra frames or not.
68 pub fn is_intraonly(&self) -> bool { (self.caps & CODEC_CAP_INTRAONLY) != 0 }
69 /// Reports whether the codec is lossless.
70 pub fn is_lossless(&self) -> bool { (self.caps & CODEC_CAP_LOSSLESS) != 0 }
71 /// Reports whether the codec requires frame reordering.
72 pub fn has_reorder(&self) -> bool { (self.caps & CODEC_CAP_REORDER) != 0 }
73 /// Reports whether the codec can be either lossless or lossy.
74 pub fn is_hybrid(&self) -> bool { (self.caps & CODEC_CAP_HYBRID) != 0 }
75 /// Reports whether codec supports scalability.
77 /// Scalability means that codec can be decoded in reduced resolution by design.
78 pub fn is_scalable(&self) -> bool { (self.caps & CODEC_CAP_SCALABLE) != 0 }
81 impl fmt::Display for CodecDescription {
82 fn fmt(&self, f: &mut fmt::Formatter) -> fmt::Result {
83 let mut out = self.fname.to_string();
85 let mut capfmt = "".to_string();
86 if (self.caps & CODEC_CAP_INTRAONLY) != 0 {
87 capfmt = format!("{} Intra-only", capfmt);
89 if (self.caps & CODEC_CAP_LOSSLESS) != 0 {
90 capfmt = format!("{} Lossless", capfmt);
92 if (self.caps & CODEC_CAP_REORDER) != 0 {
93 capfmt = format!("{} Frame reorder", capfmt);
95 if (self.caps & CODEC_CAP_HYBRID) != 0 {
96 capfmt = format!("{} Can be lossy and lossless", capfmt);
98 if (self.caps & CODEC_CAP_SCALABLE) != 0 {
99 capfmt = format!("{} Scalable", capfmt);
101 out = format!("{} ({})", out, capfmt);
108 (video; $n:expr, $fn:expr) => ({
109 CodecDescription{ name: $n, fname: $fn, ctype: CodecType::Video,
112 (video; $n:expr, $fn:expr, $c:expr) => ({
113 CodecDescription{ name: $n, fname: $fn, ctype: CodecType::Video,
116 (video-ll; $n:expr, $fn:expr) => ({
117 CodecDescription{ name: $n, fname: $fn, ctype: CodecType::Video,
118 caps: CODEC_CAP_LOSSLESS | CODEC_CAP_INTRAONLY }
120 (video-llp; $n:expr, $fn:expr) => ({
121 CodecDescription{ name: $n, fname: $fn, ctype: CodecType::Video,
122 caps: CODEC_CAP_LOSSLESS }
124 (video-im; $n:expr, $fn:expr) => ({
125 CodecDescription{ name: $n, fname: $fn, ctype: CodecType::Video,
126 caps: CODEC_CAP_INTRAONLY }
128 (video-modern; $n:expr, $fn:expr) => ({
129 CodecDescription{ name: $n, fname: $fn, ctype: CodecType::Video,
130 caps: CODEC_CAP_REORDER | CODEC_CAP_HYBRID }
132 (audio; $n:expr, $fn:expr) => ({
133 CodecDescription{ name: $n, fname: $fn, ctype: CodecType::Audio,
136 (audio-ll; $n:expr, $fn:expr) => ({
137 CodecDescription{ name: $n, fname: $fn, ctype: CodecType::Audio,
138 caps: CODEC_CAP_LOSSLESS | CODEC_CAP_INTRAONLY }
142 /// Returns codec description for the provided codec short name if it is found.
143 pub fn get_codec_description(name: &str) -> Option<&'static CodecDescription> {
144 for reg in CODEC_REGISTER {
145 if reg.name == name {
152 static CODEC_REGISTER: &'static [CodecDescription] = &[
153 desc!(audio-ll; "pcm", "PCM"),
154 desc!(audio; "alaw", "A-law PCM"),
155 desc!(audio; "ulaw", "mu-law PCM"),
157 desc!(video-im; "indeo1", "Intel Raw IF09"),
158 desc!(video-im; "indeo2", "Intel Indeo 2"),
159 desc!(video; "indeo3", "Intel Indeo 3"),
160 desc!(video; "indeo4", "Intel Indeo 4", CODEC_CAP_REORDER | CODEC_CAP_SCALABLE),
161 desc!(video; "indeo5", "Intel Indeo 5", CODEC_CAP_REORDER | CODEC_CAP_SCALABLE),
162 desc!(video; "intel263", "Intel I263", CODEC_CAP_REORDER),
163 desc!(audio; "iac", "Intel Indeo audio"),
164 desc!(audio; "imc", "Intel Music Coder"),
166 desc!(video; "realvideo1", "Real Video 1"),
167 desc!(video; "realvideo2", "Real Video 2", CODEC_CAP_REORDER),
168 desc!(video; "realvideo3", "Real Video 3", CODEC_CAP_REORDER),
169 desc!(video; "realvideo4", "Real Video 4", CODEC_CAP_REORDER),
170 desc!(video; "realvideo6", "Real Video 6", CODEC_CAP_REORDER),
171 desc!(video; "clearvideo", "ClearVideo"),
172 desc!(video; "clearvideo_rm", "ClearVideo"),
173 desc!(audio; "ra14.4", "RealAudio 14.4"),
174 desc!(audio; "ra28.8", "RealAudio 28.8"),
175 desc!(audio; "cook", "RealAudio Cooker"),
176 desc!(audio; "ralf", "RealAudio Lossless"),
177 desc!(audio; "aac", "AAC"),
178 desc!(audio; "ac3", "ETSI TS 102 366"),
179 desc!(audio; "atrac3", "Sony Atrac3"),
180 desc!(audio; "sipro", "Sipro Labs ADPCM"),
182 desc!(video; "cinepak", "Cinepak"),
184 desc!(video; "msvideo1", "MS Video 1"),
185 desc!(video; "msrle", "MS RLE"),
186 desc!(audio; "ms-adpcm", "MS ADPCM"),
187 desc!(audio; "ima-adpcm-ms", "IMA ADPCM (MS variant)"),
189 desc!(video; "qt-smc", "Apple Graphics"),
190 desc!(video; "qt-rle", "Apple Animation"),
191 desc!(video; "apple-video", "Apple video"),
192 desc!(video; "sorenson-video", "Sorenson Video"),
193 desc!(video; "sorenson-video3", "Sorenson Video 3", CODEC_CAP_REORDER),
194 desc!(audio; "mace-3", "MACE 3:1"),
195 desc!(audio; "mace-6", "MACE 6:1"),
196 desc!(audio; "ima-adpcm-qt", "IMA ADPCM (Apple variant)"),
197 desc!(audio; "qdesign-music", "QDesign Music"),
198 desc!(audio; "qdesign-music2", "QDesign Music v2"),
199 desc!(audio; "qualcomm-purevoice", "Qualcomm PureVoice"),
201 desc!(video; "truemotion1", "TrueMotion 1"),
202 desc!(video-im; "truemotionrt", "TrueMotion RT"),
203 desc!(video; "truemotion2", "TrueMotion 2"),
204 desc!(video; "truemotion2x", "TrueMotion 2X"),
205 desc!(video; "vp3", "VP3"),
206 desc!(video; "vp4", "VP4"),
207 desc!(video; "vp5", "VP5"),
208 desc!(video; "vp6", "VP6"),
209 desc!(video; "vp6a", "VP6"),
210 desc!(video; "vp7", "VP7"),
211 desc!(video; "vp8", "VP8"),
212 desc!(video; "vp9", "VP9"),
213 desc!(audio; "adpcm-dk3", "Duck DK3 ADPCM"),
214 desc!(audio; "adpcm-dk4", "Duck DK4 ADPCM"),
215 desc!(audio; "on2avc-500", "On2 AVC"),
216 desc!(audio; "on2avc-501", "On2 AVC"),
218 desc!(video; "gdv-video", "Gremlin Digital Video - video"),
219 desc!(audio; "gdv-audio", "Gremlin Digital Video - audio"),
220 desc!(video; "bmv-video", "BMV video"),
221 desc!(audio; "bmv-audio", "BMV audio"),
222 desc!(video; "bmv3-video", "DW Noir BMV video"),
223 desc!(audio; "bmv3-audio", "DW Noir BMV audio"),
224 desc!(video; "midivid", "MidiVid"),
225 desc!(video; "midivid3", "MidiVid 3"),
226 desc!(video-ll; "midivid-ll", "MidiVid Lossless"),
227 desc!(video; "vmd-video", "VMD video"),
228 desc!(audio; "vmd-audio", "VMD audio"),
230 desc!(video; "smacker-video", "Smacker video"),
231 desc!(audio; "smacker-audio", "Smacker audio"),
232 desc!(video; "bink-video", "Bink video"),
233 desc!(video; "bink2-video", "Bink2 video"),
234 desc!(audio; "bink-audio-dct", "Bink audio (DCT)"),
235 desc!(audio; "bink-audio-rdft", "Bink audio (RDFT)"),
237 desc!(audio; "lhst15f8", "L&H StreamTalk 15kbps at 8 kHz"),
238 desc!(audio; "lhst250f11", "L&H StreamTalk 25kbps at 11 kHz"),
239 desc!(audio; "lhst500f22", "L&H StreamTalk 50kpbs at 22 kHz"),
240 desc!(audio; "lhst48", "L&H StreamTalk CELP Codec 4.8kbps at 8 kHz"),
242 desc!(video; "vivo1", "VivoActive Video 1.0"),
243 desc!(video; "vivo2", "VivoActive Video 2.0", CODEC_CAP_REORDER),
244 desc!(audio; "g723.1", "ITU G.723.1"),
245 desc!(audio; "siren", "Polycom Siren"),
248 static AVI_VIDEO_CODEC_REGISTER: &'static [(&[u8;4], &str)] = &[
249 (&[1, 0, 0, 0], "msrle"),
250 (&[2, 0, 0, 0], "msrle"),
252 (b"CRAM", "msvideo1"),
253 (b"MSVC", "msvideo1"),
254 (b"WHAM", "msvideo1"),
262 (b"I263", "intel263"),
264 (b"UCOD", "clearvideo"),
265 (b"cvid", "cinepak"),
267 (b"MVDV", "midivid"),
268 (b"MV30", "midivid3"),
269 (b"MVLZ", "midivid-ll"),
271 (b"DUCK", "truemotion1"),
272 (b"TR20", "truemotionrt"),
273 (b"TM20", "truemotion2"),
274 (b"TM2A", "truemotion2x"),
275 (b"TM2X", "truemotion2x"),
287 static WAV_CODEC_REGISTER: &'static [(u16, &str)] = &[
290 (0x0002, "ms-adpcm"),
292 (0x0011, "ima-adpcm-ms"),
293 (0x0061, "adpcm-dk4"),
294 (0x0062, "adpcm-dk3"),
297 (0x0500, "on2avc-500"),
298 (0x0501, "on2avc-501"),
301 static MOV_VIDEO_CODEC_REGISTER: &'static [(&[u8;4], &str)] = &[
302 (b"cvid", "cinepak"),
308 (b"rpza", "apple-video"),
309 (b"kpcd", "kodak-photocd"),
310 //(b"mpeg", "mpeg-video"),
311 (b"mjpa", "mjpeg-a"),
312 (b"mjpb", "mjpeg-b"),
313 (b"svqi", "sorenson-video"),
314 (b"SVQ1", "sorenson-video"),
315 (b"svq3", "sorenson-video3"),
316 (b"SVQ3", "sorenson-video3"),
321 (b"UCOD", "clearvideo"),
327 static MOV_AUDIO_CODEC_REGISTER: &'static [(&[u8;4], &str)] = &[
338 (b"ima4", "ima-adpcm-qt"),
341 (b"dvca", "dv-audio"),
342 (b"QDMC", "qdesign-music"),
343 (b"QDM2", "qdesign-music2"),
344 (b"Qclp", "qualcomm-purevoice"),
345 //(b".mp3", "mpeg-layer3"),
348 /// Returns video codec short name for provided FOURCC (used in AVI format).
349 pub fn find_codec_from_avi_fourcc(fcc: &[u8;4]) -> Option<&'static str> {
350 for (fourcc, name) in AVI_VIDEO_CODEC_REGISTER.iter() {
351 if *fourcc == fcc { return Some(name); }
356 /// Returns FOURCC (used in AVI format) for provided codec name.
357 pub fn find_avi_fourcc(codecname: &str) -> Option<[u8; 4]> {
358 for (fourcc, name) in AVI_VIDEO_CODEC_REGISTER.iter() {
359 if *name == codecname { return Some(**fourcc); }
364 /// Returns known audio codec short name for provided TWOCC (used in WAV and AVI format).
365 pub fn find_codec_from_wav_twocc(tcc: u16) -> Option<&'static str> {
366 for (twocc, name) in WAV_CODEC_REGISTER.iter() {
367 if *twocc == tcc { return Some(name); }
372 /// Returns TWOCC (used in WAV and AVI format for provided codec name.
373 pub fn find_wav_twocc(codecname: &str) -> Option<u16> {
374 for (twocc, name) in WAV_CODEC_REGISTER.iter() {
375 if *name == codecname { return Some(*twocc); }
380 /// Returns video codec short name for provided FOURCC (used in MOV format).
381 pub fn find_codec_from_mov_video_fourcc(fcc: &[u8;4]) -> Option<&'static str> {
382 for (fourcc, name) in MOV_VIDEO_CODEC_REGISTER.iter() {
383 if *fourcc == fcc { return Some(name); }
388 /// Returns known audio codec short name for provided FOURCC (used in MOV format).
389 pub fn find_codec_from_mov_audio_fourcc(fcc: &[u8;4]) -> Option<&'static str> {
390 for (fourcc, name) in MOV_AUDIO_CODEC_REGISTER.iter() {
391 if *fourcc == fcc { return Some(name); }
402 let c1 = find_codec_from_avi_fourcc(b"IV41").unwrap();
403 let c2 = find_codec_from_wav_twocc(0x401).unwrap();
404 println!("found {} and {}", c1, c2);
405 let cd1 = get_codec_description(c1).unwrap();
406 let cd2 = get_codec_description(c2).unwrap();
407 println!("got {} and {}", cd1, cd2);