* <tr><td>{@link #KEY_ENCODER_DELAY}</td><td>Integer</td><td>optional, the number of frames to trim from the start of the decoded audio stream.</td></tr>
* <tr><td>{@link #KEY_ENCODER_DELAY}</td><td>Integer</td><td>optional, the number of frames to trim from the start of the decoded audio stream.</td></tr>
* <tr><td>{@link #KEY_ENCODER_PADDING}</td><td>Integer</td><td>optional, the number of frames to trim from the end of the decoded audio stream.</td></tr>
* <tr><td>{@link #KEY_ENCODER_PADDING}</td><td>Integer</td><td>optional, the number of frames to trim from the end of the decoded audio stream.</td></tr>
* <tr><td>{@link #KEY_FLAC_COMPRESSION_LEVEL}</td><td>Integer</td><td><b>encoder-only</b>, optional, if content is FLAC audio, specifies the desired compression level.</td></tr>
* <tr><td>{@link #KEY_FLAC_COMPRESSION_LEVEL}</td><td>Integer</td><td><b>encoder-only</b>, optional, if content is FLAC audio, specifies the desired compression level.</td></tr>