Many media formats are supported by macOS including H.264, HEVC, ProRes 422 and ProRes 4444.

macOS Yosemite (10.10) added support for

• DV
• Uncompressed R10k
• Uncompressed v210
• Uncompressed 2vuy

macOS High Sierra (10.13) added support for

• HEVC (H.265)
• Flac
• Opus (only as a .caf file)