aerth / playwav

play a wav file using Golang, ALSA

playwav

play a .wav file

• stuck with FormatS16LE for now (Little Endian 16, 2 bytes per sample)
• compilation adds requirements: CGO and some c libraries (ALSA)

playwav command

go get -v github.com/aerth/playwav/cmd/playwav

playwav library

import "github.com/aerth/playwav"

// from file
playwav.FromFile("example.wav")

cool test with playwav command

for i in $(find /usr/ -name '*.wav'); do ./playwav $i; done

output of ldd for playwav command:

    linux-vdso.so.1 (0x00007fff27fcf000)
    libasound.so.2 => /usr/lib64/libasound.so.2 (0x00007f418a496000)
    libpthread.so.0 => /lib64/libpthread.so.0 (0x00007f418a278000)
    libc.so.6 => /lib64/libc.so.6 (0x00007f4189eb2000)
    libm.so.6 => /lib64/libm.so.6 (0x00007f4189ba9000)
    libdl.so.2 => /lib64/libdl.so.2 (0x00007f41899a5000)
    librt.so.1 => /lib64/librt.so.1 (0x00007f418979b000)
    /lib64/ld-linux-x86-64.so.2 (0x000055ab41acf000)