trackIndex | 要启用/禁用的音频轨道的索引。 |
enabled | 如果启用轨道,则为 /true/。如果禁用轨道,则为 /false/。 |
启用/禁用音频轨道解码。仅在 VideoPlayer 当前未播放时有效。
通过完全禁用音频解码来禁用音频轨道,有助于节省处理资源。这不同于在播放过程中将某个轨道设为静音,后者将音频轨道的音量调到 0,但仍然解码音频样本。
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