Yes. Upload any JPG or PNG and PDF.to centers it on a solid background for the whole MKV. This is how you give a M4R track a branded video thumbnail.
MKV 是否将标题和艺术家标签 与我的M4R 保持了?
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Where the MKV container supports metadata, title and artist tags from the M4R are carried over. The cover artwork embedded in the M4R is also used automatically if you do not supply your own.
我可以把很多 M4R 文件转换到 MKV 吗?
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Yes. Drop a folder of M4R files and each becomes its own MKV video; all of them are zipped for a single download.
Is the M4R to MKV conversion free?
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Yes, within the free size limit. PRO unlocks much larger M4R uploads, longer durations, and parallel jobs.
