Add MP4 load(s) support [#14]

thebigmunch · Mar 23, 2020 · aa7c8ad · aa7c8ad
1 parent 2ad741e
commit aa7c8ad
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diff --git a/docs/api.rst b/docs/api.rst
@@ -87,6 +87,17 @@ MP3
 .. autoclass:: XingToC
 
 
+MP4
+---
+
+.. autoclass:: MP4
+
+.. autoclass:: MP4Atom
+.. autoclass:: MP4Atoms
+.. autoclass:: MP4StreamInfo
+.. autoclass:: MP4Tags
+
+
 Ogg
 ---
 

diff --git a/src/audio_metadata/api.py b/src/audio_metadata/api.py
@@ -19,6 +19,7 @@
 from .formats import (
 	FLAC,
 	MP3,
+	MP4,
 	WAV,
 	ID3v2,
 	MP3StreamInfo,
@@ -68,6 +69,12 @@ def determine_format(data):
 	if d.startswith(b'RIFF'):
 		return WAV
 
+	if (
+		d[4:8].lower() == b'ftyp'
+		and d[8:].lower().startswith((b'dash', b'm4a', b'mp4'))
+	):
+		return MP4
+
 	if d.startswith(b'ID3'):
 		ID3v2.parse(data)
 

diff --git a/src/audio_metadata/formats/__init__.py b/src/audio_metadata/formats/__init__.py
@@ -3,6 +3,7 @@
 from .id3v2 import *
 from .id3v2_frames import *
 from .mp3 import *
+from .mp4 import *
 from .ogg import *
 from .oggopus import *
 from .oggvorbis import *
@@ -17,6 +18,7 @@
 	*id3v2_frames.__all__,
 	*id3v2.__all__,
 	*mp3.__all__,
+	*mp4.__all__,
 	*ogg.__all__,
 	*oggopus.__all__,
 	*oggvorbis.__all__,