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Help Center/ Media Processing Center/ FAQs/ Transcoding/ Files of What Formats Can Be Transcoded?

Files of What Formats Can Be Transcoded?

Updated on 2022-11-07 GMT+08:00

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Table 1 lists the transcoding formats supported by MPC.

**Table 1** Supported transcoding formats
Feature	Parameter	Description
File format	Input file format	MP4, TS, MOV, FLV, MPG, MXF, WMV, ADTS, AVI, MKV, MPEG, GIF, and WAV
File format	Output file format	DASH, HLS, and MP4
Video codec	Input file encoding format	H.264, H.265, MPEG-2, MPEG-4, MJPEG, VP6/7/8/9, WMV1/2/3, and ProRes 422
Video codec	Output file encoding format	H.264 and H.265
Video resolution	Common video resolutions	4096 x 2160, 3840 x 2160, 2560 x 1600, 2048 x 1536, 2560 x 1440, 2048 x 1152, 2048 x 1080, 1920 x 1080, 1440 x 1080, 1280 x 1080, 1280 x 720, 1280 x 544, 720 x 576, 854 x 480, and 720 x 480
Video bitrate	VBR (preferred)	Recommended average bitrates for different resolutions: over 80 Mbit/s for 4K (30 FPS), over 20 Mbit/s for 1080p, over 12 Mbit/s for 720p, and over 8 Mbit/s for 480p.
Video bitrate	CBR	Recommended average bitrates for different resolutions: over 30 Mbit/s for 1080p, over 15 Mbit/s for 720p, and over 10 Mbit/s for 480p.
Video frame rate	Fixed frame rate	23.98/24, 25, and 29.97/30. The frame rate cannot be changed and must be greater than 5 FPS.
Other video requirements	Adaptive I frame	It is recommended that the maximum I frame interval be less than 10s. Fixed I frame intervals are supported.
	B frame	It is recommended that the maximum number of consecutive B frames be less than 6.
	Reference frames	It is recommended that the number of reference frames be less than 5.
	Interleaving encoding	You are advised to provide progressive source video. Only 2:3 pull-down is supported.
Audio	Input audio file encoding format	AAC, AC3, EAC3, HE-AAC, MP2, MP3, PCM (s161e, s16be, s241e, s24be, DVD), and WMA
	Output audio file format	MP3, MP4, and ADTS
	Audio sampling rate	22.05 kHz, 32 kHz, 44.1 kHz, 48 kHz, or 96 kHz
	Audio channel	5.1 surround sound, stereo, and mono are supported for mono audio track. Mono is supported for multiple audio tracks.
Subtitle	Subtitling	Embedded subtitles and independent subtitles (SRT)

Parent topic: Transcoding

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