Mercurial > touhou

annotate pytouhou/formats/fmt.py @ 462:a71b912b45b7

Find changesets by keywords (author, files, the commit message), revision number or hash, or revset expression.
Render to framebuffers first, and reposition some interface elements in the game area.
author Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
date Wed, 11 Sep 2013 00:36:50 +0200
parents d8aab27a2ab2
children d1f0bb0b7a17
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
rev   line source
325
cddfd3cb4797 Add music support for >PCB.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
1 # -*- encoding: utf-8 -*-
cddfd3cb4797 Add music support for >PCB.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
2 ##
cddfd3cb4797 Add music support for >PCB.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
3 ## Copyright (C) 2012 Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
cddfd3cb4797 Add music support for >PCB.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
4 ##
cddfd3cb4797 Add music support for >PCB.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
5 ## This program is free software; you can redistribute it and/or modify
cddfd3cb4797 Add music support for >PCB.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
6 ## it under the terms of the GNU General Public License as published
cddfd3cb4797 Add music support for >PCB.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
7 ## by the Free Software Foundation; version 3 only.
cddfd3cb4797 Add music support for >PCB.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
8 ##
cddfd3cb4797 Add music support for >PCB.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
9 ## This program is distributed in the hope that it will be useful,
cddfd3cb4797 Add music support for >PCB.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
10 ## but WITHOUT ANY WARRANTY; without even the implied warranty of
cddfd3cb4797 Add music support for >PCB.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
11 ## MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
cddfd3cb4797 Add music support for >PCB.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
12 ## GNU General Public License for more details.
cddfd3cb4797 Add music support for >PCB.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
13 ##
cddfd3cb4797 Add music support for >PCB.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
14
cddfd3cb4797 Add music support for >PCB.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
15
cddfd3cb4797 Add music support for >PCB.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
16 from struct import unpack
cddfd3cb4797 Add music support for >PCB.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
17
cddfd3cb4797 Add music support for >PCB.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
18
cddfd3cb4797 Add music support for >PCB.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
19 class Track(object):
cddfd3cb4797 Add music support for >PCB.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
20 def __init__(self):
cddfd3cb4797 Add music support for >PCB.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
21 self.name = ''
cddfd3cb4797 Add music support for >PCB.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
22
cddfd3cb4797 Add music support for >PCB.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
23 # loop info
cddfd3cb4797 Add music support for >PCB.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
24 self.intro = 0
cddfd3cb4797 Add music support for >PCB.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
25 #self.unknown
cddfd3cb4797 Add music support for >PCB.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
26 self.start = 0
cddfd3cb4797 Add music support for >PCB.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
27 self.duration = 0
cddfd3cb4797 Add music support for >PCB.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
28
cddfd3cb4797 Add music support for >PCB.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
29 # WAVE header
cddfd3cb4797 Add music support for >PCB.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
30 self.wFormatTag = 1
cddfd3cb4797 Add music support for >PCB.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
31 self.wChannels = 2
cddfd3cb4797 Add music support for >PCB.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
32 self.dwSamplesPerSec = 44100
cddfd3cb4797 Add music support for >PCB.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
33 self.dwAvgBytesPerSec = 176400
cddfd3cb4797 Add music support for >PCB.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
34 self.wBlockAlign = 4
cddfd3cb4797 Add music support for >PCB.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
35 self.wBitsPerSample = 16
cddfd3cb4797 Add music support for >PCB.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
36
cddfd3cb4797 Add music support for >PCB.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
37
cddfd3cb4797 Add music support for >PCB.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
38 class FMT(list):
cddfd3cb4797 Add music support for >PCB.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
39 @classmethod
cddfd3cb4797 Add music support for >PCB.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
40 def read(cls, file):
cddfd3cb4797 Add music support for >PCB.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
41 self = cls()
cddfd3cb4797 Add music support for >PCB.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
42
cddfd3cb4797 Add music support for >PCB.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
43 file.seek(0)
cddfd3cb4797 Add music support for >PCB.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
44 while True:
cddfd3cb4797 Add music support for >PCB.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
45 track = Track()
cddfd3cb4797 Add music support for >PCB.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
46 track.name = unpack('<16s', file.read(16))[0]
cddfd3cb4797 Add music support for >PCB.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
47 if not ord(track.name[0]):
cddfd3cb4797 Add music support for >PCB.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
48 break
cddfd3cb4797 Add music support for >PCB.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
49
cddfd3cb4797 Add music support for >PCB.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
50 # loop info
cddfd3cb4797 Add music support for >PCB.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
51 track.intro, unknown, track.start, track.duration = unpack('<IIII', file.read(16))
cddfd3cb4797 Add music support for >PCB.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
52
cddfd3cb4797 Add music support for >PCB.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
53 # WAVE header
cddfd3cb4797 Add music support for >PCB.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
54 (track.wFormatTag,
cddfd3cb4797 Add music support for >PCB.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
55 track.wChannels,
cddfd3cb4797 Add music support for >PCB.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
56 track.dwSamplesPerSec,
cddfd3cb4797 Add music support for >PCB.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
57 track.dwAvgBytesPerSec,
cddfd3cb4797 Add music support for >PCB.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
58 track.wBlockAlign,
cddfd3cb4797 Add music support for >PCB.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
59 track.wBitsPerSample) = unpack('<HHLLHH', file.read(16))
cddfd3cb4797 Add music support for >PCB.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
60
cddfd3cb4797 Add music support for >PCB.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
61 assert track.wFormatTag == 1 # We don’t support non-PCM formats
cddfd3cb4797 Add music support for >PCB.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
62 assert track.dwAvgBytesPerSec == track.dwSamplesPerSec * track.wBlockAlign
cddfd3cb4797 Add music support for >PCB.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
63 assert track.wBlockAlign == track.wChannels * track.wBitsPerSample // 8
385
d8aab27a2ab2 Add missing imports, and remove side-effects in asserts.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents: 325
diff changeset
64 zero = file.read(4)
d8aab27a2ab2 Add missing imports, and remove side-effects in asserts.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents: 325
diff changeset
65 assert b'\00\00\00\00' == zero
325
cddfd3cb4797 Add music support for >PCB.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
66
cddfd3cb4797 Add music support for >PCB.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
67 self.append(track)
cddfd3cb4797 Add music support for >PCB.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
68
cddfd3cb4797 Add music support for >PCB.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
69 return self
cddfd3cb4797 Add music support for >PCB.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
diff changeset
70