RECORDING MEDIUM REPRODUCING APPARATUS AND METHOD AND RECORDING MEDIUM RECORDING/REPRODUCING APPARATUS

摘要

A recording medium reproducing method of a recording medium containing at least content data of first quality and content data of second quality which is lower than the first quality. In a reproduction mode of the recording medium, the content data of the first quality is read from the recording medium and after decoding the content data of the first quality which has been read out, the decoded data is output as output data.