ration</span></a><span class="token punctuation">(</span><span class="token punctuation">)</span><span class="token operator">: </span><a href="https://kotlinlang.org/api/core/kotlin-stdlib/kotlin/-double/index.html">Double</a></div><span class="kdoc-tag"><h4 class="">Return</h4><p class="paragraph">return duration in seconds. 0 if no streaming, -1 if can't extract it from file</p></span></div></div>
</div>
    <div class="footer">
        <a href="#content" id="go-to-top-link" class="footer--button footer-