d-ffmpeg-light 0.0.1

ffmpeg wrapper function


To use this package, run the following command in your project's root directory:

Manual usage
Put the following dependency into your project's dependences section:

d-ffmpeg-light: ffmpeg wrapper for D

This library is thin wrapper to call ffmpeg to extract audio in subprocess.

usage

import dffmpeg;
import std.net.curl;

void main() {
    // prepare audio supported by ffmpeg (e.g., mp3, wav, ..., etc)
    auto file = "test10k.wav";
    download("https://raw.githubusercontent.com/ShigekiKarita/torch-nmf-ss-toy/master/test10k.wav", file);

    // auto detect using ffprobe
    assert(ask!(long, "sample_rate")(file) == 10000);
    assert(ask!(long, "channels")(file) == 1);

    // loading the audio, you can specify
    // any quatized type T from (double, float, short(recommended), int, uint)
    // verbosity from from ("quiet" (default), "error", "warning", ..., "debug")
    auto wav = loadAudio!short(file, 10000, 1, "quiet");
    assert(wav.sampleRate == 10000);
    assert(wav.channels == 1);
    assert(wav.data.length == 62518); // data is short[] array
}

for heavy usage, I recommend you https://github.com/ljubobratovicrelja/ffmpeg-d

Authors:
  • Shigeki Karita
Dependencies:
none
Versions:
0.0.2 2018-Feb-22
0.0.1 2018-Feb-21
~master 2018-Feb-22
Show all 3 versions
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