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 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;
40 /// Codec description structure.
42 pub struct CodecDescription {
45 /// Short codec name is used inside NihAV as the unique identifier.
46 pub name: &'static str,
48 pub fname: &'static str,
51 /// Codec capabilities.
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.
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 }
76 impl fmt::Display for CodecDescription {
77 fn fmt(&self, f: &mut fmt::Formatter) -> fmt::Result {
78 let mut out = self.fname.to_string();
80 let mut capfmt = "".to_string();
81 if (self.caps & CODEC_CAP_INTRAONLY) != 0 {
82 capfmt = format!("{} Intra-only", capfmt);
84 if (self.caps & CODEC_CAP_LOSSLESS) != 0 {
85 capfmt = format!("{} Lossless", capfmt);
87 if (self.caps & CODEC_CAP_REORDER) != 0 {
88 capfmt = format!("{} Frame reorder", capfmt);
90 if (self.caps & CODEC_CAP_HYBRID) != 0 {
91 capfmt = format!("{} Can be lossy and lossless", capfmt);
93 if (self.caps & CODEC_CAP_SCALABLE) != 0 {
94 capfmt = format!("{} Scalable", capfmt);
96 out = format!("{} ({})", out, capfmt);
103 (video; $n:expr, $fn:expr) => ({
104 CodecDescription{ name: $n, fname: $fn, ctype: CodecType::Video,
107 (video; $n:expr, $fn:expr, $c:expr) => ({
108 CodecDescription{ name: $n, fname: $fn, ctype: CodecType::Video,
111 (video-ll; $n:expr, $fn:expr) => ({
112 CodecDescription{ name: $n, fname: $fn, ctype: CodecType::Video,
113 caps: CODEC_CAP_LOSSLESS | CODEC_CAP_INTRAONLY }
115 (video-llp; $n:expr, $fn:expr) => ({
116 CodecDescription{ name: $n, fname: $fn, ctype: CodecType::Video,
117 caps: CODEC_CAP_LOSSLESS }
119 (video-im; $n:expr, $fn:expr) => ({
120 CodecDescription{ name: $n, fname: $fn, ctype: CodecType::Video,
121 caps: CODEC_CAP_INTRAONLY }
123 (video-modern; $n:expr, $fn:expr) => ({
124 CodecDescription{ name: $n, fname: $fn, ctype: CodecType::Video,
125 caps: CODEC_CAP_REORDER | CODEC_CAP_HYBRID }
127 (audio; $n:expr, $fn:expr) => ({
128 CodecDescription{ name: $n, fname: $fn, ctype: CodecType::Audio,
131 (audio-ll; $n:expr, $fn:expr) => ({
132 CodecDescription{ name: $n, fname: $fn, ctype: CodecType::Audio,
133 caps: CODEC_CAP_LOSSLESS | CODEC_CAP_INTRAONLY }
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 {
147 static CODEC_REGISTER: &'static [CodecDescription] = &[
148 desc!(audio-ll; "pcm", "PCM"),
150 desc!(video-im; "indeo1", "Intel Raw IF09"),
151 desc!(video-im; "indeo2", "Intel Indeo 2"),
152 desc!(video; "indeo3", "Intel Indeo 3"),
153 desc!(video; "indeo4", "Intel Indeo 4", CODEC_CAP_REORDER | CODEC_CAP_SCALABLE),
154 desc!(video; "indeo5", "Intel Indeo 5", CODEC_CAP_REORDER | CODEC_CAP_SCALABLE),
155 desc!(video; "intel263", "Intel I263", CODEC_CAP_REORDER),
156 desc!(audio; "iac", "Intel Indeo audio"),
157 desc!(audio; "imc", "Intel Music Coder"),
159 desc!(video; "realvideo1", "Real Video 1"),
160 desc!(video; "realvideo2", "Real Video 2", CODEC_CAP_REORDER),
161 desc!(video; "realvideo3", "Real Video 3", CODEC_CAP_REORDER),
162 desc!(video; "realvideo4", "Real Video 4", CODEC_CAP_REORDER),
163 desc!(video; "realvideo6", "Real Video 6", CODEC_CAP_REORDER),
164 desc!(video; "clearvideo", "ClearVideo"),
165 desc!(video; "clearvideo_rm", "ClearVideo"),
166 desc!(audio; "ra14.4", "RealAudio 14.4"),
167 desc!(audio; "ra28.8", "RealAudio 28.8"),
168 desc!(audio; "cook", "RealAudio Cooker"),
169 desc!(audio; "ralf", "RealAudio Lossless"),
170 desc!(audio; "aac", "AAC"),
171 desc!(audio; "ac3", "ETSI TS 102 366"),
172 desc!(audio; "atrac3", "Sony Atrac3"),
173 desc!(audio; "sipro", "Sipro Labs ADPCM"),
175 desc!(video; "cinepak", "Cinepak"),
177 desc!(video; "msvideo1", "MS Video 1"),
178 desc!(audio; "ms-adpcm", "MS ADPCM"),
179 desc!(audio; "ima-adpcm-ms", "IMA ADPCM (MS variant)"),
181 desc!(video; "truemotion1", "TrueMotion 1"),
182 desc!(video-im; "truemotionrt", "TrueMotion RT"),
183 desc!(video; "truemotion2", "TrueMotion 2"),
184 desc!(video; "truemotion2x", "TrueMotion 2X"),
185 desc!(video; "vp3", "VP3"),
186 desc!(video; "vp4", "VP4"),
187 desc!(video; "vp5", "VP5"),
188 desc!(video; "vp6", "VP6"),
189 desc!(video; "vp6a", "VP6"),
190 desc!(video; "vp7", "VP7"),
191 desc!(video; "vp8", "VP8"),
192 desc!(video; "vp9", "VP9"),
193 desc!(audio; "adpcm-dk3", "Duck DK3 ADPCM"),
194 desc!(audio; "adpcm-dk4", "Duck DK4 ADPCM"),
195 desc!(audio; "on2avc-500", "On2 AVC"),
196 desc!(audio; "on2avc-501", "On2 AVC"),
198 desc!(video; "gdv-video", "Gremlin Digital Video - video"),
199 desc!(audio; "gdv-audio", "Gremlin Digital Video - audio"),
200 desc!(video; "bmv-video", "BMV video"),
201 desc!(audio; "bmv-audio", "BMV audio"),
202 desc!(video; "bmv3-video", "DW Noir BMV video"),
203 desc!(audio; "bmv3-audio", "DW Noir BMV audio"),
204 desc!(video; "midivid", "MidiVid"),
205 desc!(video; "midivid3", "MidiVid 3"),
206 desc!(video-ll; "midivid-ll", "MidiVid Lossless"),
207 desc!(video; "vmd-video", "VMD video"),
208 desc!(audio; "vmd-audio", "VMD audio"),
210 desc!(video; "smacker-video", "Smacker video"),
211 desc!(audio; "smacker-audio", "Smacker audio"),
212 desc!(video; "bink-video", "Bink video"),
213 desc!(video; "bink2-video", "Bink2 video"),
214 desc!(audio; "bink-audio-dct", "Bink audio (DCT)"),
215 desc!(audio; "bink-audio-rdft", "Bink audio (RDFT)"),
217 desc!(audio; "lhst15f8", "L&H StreamTalk 15kbps at 8 kHz"),
218 desc!(audio; "lhst250f11", "L&H StreamTalk 25kbps at 11 kHz"),
219 desc!(audio; "lhst500f22", "L&H StreamTalk 50kpbs at 22 kHz"),
220 desc!(audio; "lhst48", "L&H StreamTalk CELP Codec 4.8kbps at 8 kHz"),
222 desc!(video; "vivo1", "VivoActive Video 1.0"),
223 desc!(video; "vivo2", "VivoActive Video 2.0", CODEC_CAP_REORDER),
224 desc!(audio; "g723.1", "ITU G.723.1"),
225 desc!(audio; "siren", "Polycom Siren"),
228 static AVI_VIDEO_CODEC_REGISTER: &'static [(&[u8;4], &str)] = &[
229 (&[1, 0, 0, 0], "msrle"),
230 (&[2, 0, 0, 0], "msrle"),
232 (b"CRAM", "msvideo1"),
233 (b"MSVC", "msvideo1"),
234 (b"WHAM", "msvideo1"),
242 (b"I263", "intel263"),
244 (b"UCOD", "clearvideo"),
245 (b"cvid", "cinepak"),
247 (b"MVDV", "midivid"),
248 (b"MV30", "midivid3"),
249 (b"MVLZ", "midivid-ll"),
251 (b"DUCK", "truemotion1"),
252 (b"TR20", "truemotionrt"),
253 (b"TM20", "truemotion2"),
254 (b"TM2A", "truemotion2x"),
255 (b"TM2X", "truemotion2x"),
267 static WAV_CODEC_REGISTER: &'static [(u16, &str)] = &[
270 (0x0002, "ms-adpcm"),
272 (0x0011, "ima-adpcm-ms"),
273 (0x0061, "adpcm-dk4"),
274 (0x0062, "adpcm-dk3"),
277 (0x0500, "on2avc-500"),
278 (0x0501, "on2avc-501"),
281 static MOV_VIDEO_CODEC_REGISTER: &'static [(&[u8;4], &str)] = &[
282 (b"cvid", "cinepak"),
288 (b"rpza", "apple-video"),
289 (b"kpcd", "kodak-photocd"),
290 //(b"mpeg", "mpeg-video"),
291 (b"mjpa", "mjpeg-a"),
292 (b"mjpb", "mjpeg-b"),
293 (b"svqi", "sorenson-video"),
298 (b"UCOD", "clearvideo"),
304 static MOV_AUDIO_CODEC_REGISTER: &'static [(&[u8;4], &str)] = &[
315 (b"ima4", "ima-adpcm-qt"),
318 (b"dvca", "dv-audio"),
319 (b"QDMC", "qdesign-music"),
320 (b"QDM2", "qdesign-music2"),
321 (b"Qclp", "qualcomm-purevoice"),
322 //(b".mp3", "mpeg-layer3"),
325 /// Returns video codec short name for provided FOURCC (used in AVI format).
326 pub fn find_codec_from_avi_fourcc(fcc: &[u8;4]) -> Option<&'static str> {
327 for (fourcc, name) in AVI_VIDEO_CODEC_REGISTER.iter() {
328 if *fourcc == fcc { return Some(name); }
333 /// Returns FOURCC (used in AVI format) for provided codec name.
334 pub fn find_avi_fourcc(codecname: &str) -> Option<[u8; 4]> {
335 for (fourcc, name) in AVI_VIDEO_CODEC_REGISTER.iter() {
336 if *name == codecname { return Some(**fourcc); }
341 /// Returns known audio codec short name for provided TWOCC (used in WAV and AVI format).
342 pub fn find_codec_from_wav_twocc(tcc: u16) -> Option<&'static str> {
343 for (twocc, name) in WAV_CODEC_REGISTER.iter() {
344 if *twocc == tcc { return Some(name); }
349 /// Returns TWOCC (used in WAV and AVI format for provided codec name.
350 pub fn find_wav_twocc(codecname: &str) -> Option<u16> {
351 for (twocc, name) in WAV_CODEC_REGISTER.iter() {
352 if *name == codecname { return Some(*twocc); }
357 /// Returns video codec short name for provided FOURCC (used in MOV format).
358 pub fn find_codec_from_mov_video_fourcc(fcc: &[u8;4]) -> Option<&'static str> {
359 for (fourcc, name) in MOV_VIDEO_CODEC_REGISTER.iter() {
360 if *fourcc == fcc { return Some(name); }
365 /// Returns known audio codec short name for provided FOURCC (used in MOV format).
366 pub fn find_codec_from_mov_audio_fourcc(fcc: &[u8;4]) -> Option<&'static str> {
367 for (fourcc, name) in MOV_AUDIO_CODEC_REGISTER.iter() {
368 if *fourcc == fcc { return Some(name); }
379 let c1 = find_codec_from_avi_fourcc(b"IV41").unwrap();
380 let c2 = find_codec_from_wav_twocc(0x401).unwrap();
381 println!("found {} and {}", c1, c2);
382 let cd1 = get_codec_description(c1).unwrap();
383 let cd2 = get_codec_description(c2).unwrap();
384 println!("got {} and {}", cd1, cd2);