miniaudio/ports
Source

Overview

These are ports of the official miniaudio examples found here.

Because we mirror the structure of the original examples, they need to be run with -file.

For example, to run the simple_playback.odin example: odin run miniaudio/simple_playback.odin -file

Code

simple_playback.odin ¶
60 linesSource

1package main
2
3import "base:runtime"
4
5import "core:fmt"
6import "core:os"
7
8import ma "vendor:miniaudio"
9
10data_callback :: proc "c" (device: ^ma.device, output: rawptr, input: rawptr, frame_count: u32) {
11	decoder := (^ma.decoder)(device.pUserData)
12	if decoder == nil {
13		return
14	}
15
16	ma.decoder_read_pcm_frames(decoder, output, u64(frame_count), nil)
17}
18
19main :: proc() {
20	args := runtime.args__
21	if len(args) < 2 {
22		fmt.eprintfln("No input file.")
23		os.exit(-1)
24	}
25
26	decoder: ma.decoder
27	result := ma.decoder_init_file(args[1], nil, &decoder)
28	if result != .SUCCESS {
29		fmt.eprintfln("Could not load file: %s", args[1])
30		os.exit(-2)
31	}
32
33	device_config := ma.device_config_init(.playback)
34	device_config.playback.format   = decoder.outputFormat
35	device_config.playback.channels = decoder.outputChannels
36	device_config.sampleRate        = decoder.outputSampleRate
37	device_config.dataCallback      = data_callback
38	device_config.pUserData         = &decoder
39
40	device: ma.device
41	if ma.device_init(nil, &device_config, &device) != .SUCCESS {
42		fmt.eprintfln("Failed to open playback device.")
43		ma.decoder_uninit(&decoder)
44		os.exit(-3)
45	}
46
47	if ma.device_start(&device) != .SUCCESS {
48		fmt.eprintfln("Failed to start playback device.")
49		ma.device_uninit(&device)
50		ma.decoder_uninit(&decoder)
51		os.exit(-4)
52	}
53
54	fmt.printfln("Press Enter to quit...")
55	p: [1]byte
56	os.read(os.stdin, p[:])
57
58	ma.device_uninit(&device)
59	ma.decoder_uninit(&decoder)
60}

Declarations Used 15