hunch 2.0.2

A media filename parser for movies, TV, and anime — built in Rust, inspired by guessit
Documentation 
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# Audio codec patterns.
# Combined codec+channel patterns (DD5.1, AAC2.0) stay in legacy Rust
# because they emit two properties from one match.
property = "audio_codec"

[exact]
aac    = "AAC"
flac   = "FLAC"
mp3    = "MP3"
mp2    = "MP2"
opus   = "Opus"
vorbis = "Vorbis"
pcm    = "PCM"
lpcm   = "LPCM"
dts    = "DTS"
atmos  = "Dolby Atmos"
dd     = "Dolby Digital"
ac3    = "Dolby Digital"
ddp    = "Dolby Digital Plus"
eac3   = "Dolby Digital Plus"
truehd = "Dolby TrueHD"

# Case-sensitive: avoid matching short codes in titles.
[exact_sensitive]
DTS = "DTS"
DD  = "Dolby Digital"

[[patterns]]
# DTS:X / DTS-X / DTSX
match = '(?i)^dts[-:]?x$'
value = "DTS:X"

[[patterns]]
# DTS-HD / DTSHD / DTS HD / DTS-HD MA / DTS-HD.MA
match = '(?i)^dts[- .]?hd(?:[- .]?(?:ma|master[- .]?audio)?)?$'
value = "DTS-HD"

[[patterns]]
# DTSMA = DTS Master Audio (shorthand for DTS-HD MA)
match = '(?i)^dts[- .]?ma$'
value = "DTS-HD"

[[patterns]]
# DTS-ES / DTSES
match = '(?i)^dts[- .]?es$'
value = "DTS"

[[patterns]]
# Dolby Digital / Dolby.Digital
match = '(?i)^dolby[- .]?digital$'
value = "Dolby Digital"

[[patterns]]
# Dolby Atmos / Dolby.Atmos
match = '(?i)^dolby[- .]?atmos$'
value = "Dolby Atmos"

[[patterns]]
# DD-EX / DDEX (Dolby Digital with EX profile — codec side)
match = '(?i)^dd[- .]?ex$'
value = "Dolby Digital"

[[patterns]]
# E-AC-3 / E-AC3 / EAC-3 / EAC3
match = '(?i)^e[- .]?ac[- .]?3$'
value = "Dolby Digital Plus"

[[patterns]]
# AC-3 / AC3 / AC3D
match = '(?i)^ac[- .]?3d?$'
value = "Dolby Digital"

[[patterns]]
# DD+ (Dolby Digital Plus)
match = '(?i)^dd\+$'
value = "Dolby Digital Plus"

[[patterns]]
# DDPlus / DDplus
match = '(?i)^ddplus$'
value = "Dolby Digital Plus"

[[patterns]]
# True-HD / TrueHD
match = '(?i)^true[- .]?hd$'
value = "Dolby TrueHD"

[[patterns]]
# LAME encoder variants: lame, lame3.12, lame3*92
match = '(?i)^lame(?:\d+[.*-]?\d+)?$'
value = "MP3"

# ── Combined codec+channel patterns (side_effects emit AudioChannels) ────

[[patterns]]
# DD5.1 / DD.5.1 / DD51
match = '(?i)^dd[-.]?5[. _]?1$'
value = "Dolby Digital"
side_effects = [{ property = "audio_channels", value = "5.1" }]

[[patterns]]
# DD7.1 / DD.7.1
match = '(?i)^dd[-.]?7[. _]?1$'
value = "Dolby Digital"
side_effects = [{ property = "audio_channels", value = "7.1" }]

[[patterns]]
# DDP5.1 / DDP.5.1 / DDP51 / DD+5.1 / DD+.5.1
match = '(?i)^dd[p+][-.]?5[. _]?1$'
value = "Dolby Digital Plus"
side_effects = [{ property = "audio_channels", value = "5.1" }]

[[patterns]]
# DDP2.0 / DD+2.0
match = '(?i)^dd[p+][-.]?2[. _]?0$'
value = "Dolby Digital Plus"
side_effects = [{ property = "audio_channels", value = "2.0" }]

[[patterns]]
# TrueHD5.1 / TrueHD.5.1 / TrueHD51
match = '(?i)^true[-]?hd[-.]?5[. _]?1$'
value = "Dolby TrueHD"
side_effects = [{ property = "audio_channels", value = "5.1" }]

[[patterns]]
# TrueHD7.1
match = '(?i)^true[-]?hd[-.]?7[. _]?1$'
value = "Dolby TrueHD"
side_effects = [{ property = "audio_channels", value = "7.1" }]

[[patterns]]
# AAC2.0 / AAC.2.0 / AAC20
match = '(?i)^aac[-.]?2[. _]?0$'
value = "AAC"
side_effects = [{ property = "audio_channels", value = "2.0" }]

[[patterns]]
# AAC5.1
match = '(?i)^aac[-.]?5[. _]?1$'
value = "AAC"
side_effects = [{ property = "audio_channels", value = "5.1" }]

[[patterns]]
# FLACx2 / FLACx3 (FLAC with multiple audio tracks — treat as FLAC codec)
match = '(?i)^flac[x]\d{1,2}$'
value = "FLAC"

[[patterns]]
# FLAC2.0
match = '(?i)^flac[-.]?2[. _]?0$'
value = "FLAC"
side_effects = [{ property = "audio_channels", value = "2.0" }]

[[patterns]]
# FLAC1.0
match = '(?i)^flac[-.]?1[. _]?0$'
value = "FLAC"
side_effects = [{ property = "audio_channels", value = "1.0" }]

[[patterns]]
# FLAC5.1
match = '(?i)^flac[-.]?5[. _]?1$'
value = "FLAC"
side_effects = [{ property = "audio_channels", value = "5.1" }]

[[patterns]]
# DTS-HD MA 5.1 / DTS-HD.MA.5.1 / DTS HD MA5.1
match = '(?i)^dts[- .]?hd[- .]?(?:ma|hr)[-.]?5[. _]?1$'
value = "DTS-HD"
side_effects = [{ property = "audio_channels", value = "5.1" }]

[[patterns]]
# DTS-HD MA 7.1
match = '(?i)^dts[- .]?hd[- .]?(?:ma|hr)[-.]?7[. _]?1$'
value = "DTS-HD"
side_effects = [{ property = "audio_channels", value = "7.1" }]

[[patterns]]
# MP2.2.0 / MP2 2.0
match = '(?i)^mp2[-.]?2[. _]?0$'
value = "MP2"
side_effects = [{ property = "audio_channels", value = "2.0" }]

[[patterns]]
# Dolby.2.0 / Dolby 2.0 (Dolby Digital implied by channel suffix)
match = '(?i)^dolby[-. ]?2[. _]?0$'
value = "Dolby Digital"
side_effects = [{ property = "audio_channels", value = "2.0" }]

[[patterns]]
# Dolby.5.1 / Dolby 5.1
match = '(?i)^dolby[-. ]?5[. _]?1$'
value = "Dolby Digital"
side_effects = [{ property = "audio_channels", value = "5.1" }]

[[patterns]]
# Dolby.7.1 / Dolby 7.1
match = '(?i)^dolby[-. ]?7[. _]?1$'
value = "Dolby Digital"
side_effects = [{ property = "audio_channels", value = "7.1" }]