Uses 911K of libraries. Click here for Pure Java version (5941L/30K).
1 | !7 |
2 | |
3 | cmodule AudioClip > DynSCP { |
4 | File audioFile; |
5 | double windowSize = 0.01; // seconds |
6 | |
7 | transient JAmplitudeGraph graph; |
8 | transient float[] volumeProfile; |
9 | transient short[] fullAudio; // stereo/44.1 KHz |
10 | |
11 | start { |
12 | afterVisualize2(r updateGraph); |
13 | graph = swingNu JAmplitudeGraph(); |
14 | } |
15 | |
16 | void updateGraph enter { |
17 | if (!isFile(audioFile)) |
18 | ret with setComponent(jcenteredbutton("Open audio file...", rThread openFile)); |
19 | |
20 | setComponent(northCenterAndSouthWithMargin( |
21 | jCenteredSection("File", dm_centeredLabel audioFile()), |
22 | jCenteredSection("Volume Profile", graph), |
23 | withMargin(jrightalignedbuttons( |
24 | "Open...", rThread openFile, |
25 | "Play", rThread play, |
26 | "Normalize", rThread normalize |
27 | )))); |
28 | if (volumeProfile == null) |
29 | volumeProfile = decodeWAVToMonoSamples_floatVolumeProfile(audioFile, windowSize); |
30 | graph?.setValues(volumeProfile); |
31 | } |
32 | |
33 | void updateProfile enter { |
34 | volumeProfile = null; |
35 | updateGraph(); |
36 | } |
37 | |
38 | void openFile enter { |
39 | File f = showFileChooser(); |
40 | if (f != null) loadFile(f); |
41 | } |
42 | |
43 | void loadFile(File f) { |
44 | setFields(audioFile := f, fullAudio := null); |
45 | updateProfile(); |
46 | } |
47 | |
48 | void loadFullAudio { |
49 | if (!isFile(audioFile)) ret; |
50 | fullAudio = convertSampleRate_stereoShortArray_simple( |
51 | decodeWAVToStereoSamples(audioFile), |
52 | wavSampleRate(audioFile), sampleRate()); |
53 | } |
54 | |
55 | void play enter { |
56 | if (fullAudio == null) loadFullAudio(); |
57 | dm_addShortArraySoundSource(fullAudio); |
58 | } |
59 | |
60 | void normalize enter { |
61 | loadFullAudio(); |
62 | fullAudio = normalizeShortArray(fullAudio); |
63 | makeVolumeProfileFromMemory(); |
64 | } |
65 | |
66 | void makeVolumeProfileFromMemory enter { |
67 | volumeProfile = floatVolumeProfileFromStereoShortArray(fullAudio, windowSize, sampleRate()); |
68 | updateGraph(); |
69 | } |
70 | |
71 | float sampleRate() { ret cdSampleRate(); } |
72 | } |
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Snippet ID: | #1026942 |
Snippet name: | Audio Clip [dev.] |
Eternal ID of this version: | #1026942/14 |
Text MD5: | e96af6aa08b8478c06e3f9f200d14fd9 |
Transpilation MD5: | 51fdc11d7fdb4c898656bcc968390fb1 |
Author: | stefan |
Category: | javax / audio |
Type: | JavaX source code (Dynamic Module) |
Public (visible to everyone): | Yes |
Archived (hidden from active list): | No |
Created/modified: | 2020-02-03 14:11:14 |
Source code size: | 1961 bytes / 72 lines |
Pitched / IR pitched: | No / No |
Views / Downloads: | 285 / 1526 |
Version history: | 13 change(s) |
Referenced in: | [show references] |