Files of What Formats Can Be Transcoded?
Table 1 lists the transcoding formats supported by MPC.
Feature |
Parameter |
Description |
---|---|---|
File format |
Input file format |
MP4, TS, MOV, FLV, MPG, MXF, WMV, ADTS, AVI, MKV, MPEG, GIF, and WAV |
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 |
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. |
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 |
|
|
Subtitle |
Subtitling |
Embedded subtitles and independent subtitles (SRT) |
Transcoding FAQs
- Files of What Formats Can Be Transcoded?
- What If Transcoding Fails?
- Can a Transcoding Task Have Multiple Outputs?
- What Is a System Template? What Is It Used for?
- How Do I Download Output Videos?
- What Are the Differences Between DASH, HLS, and MP4 Videos?
- How Do I Share Transcoded Videos?
- How Do I Determine Whether Source Videos Can Be Transcoded to SD, HD, and UHD Videos?
- Why Is There Only Audio but No Image After Video Transcoding?
- Why Can't I Find My OBS Bucket When Creating a Transcoding Task?
- How Do I Overwrite the Input Video File with the Output Video File?
- How Long Does a Transcoding Task Take?
- How Do I Configure Transcoding Event Notifications?
- Can a Low-resolution Video Be Transcoded to a High-resolution One?
- Can I Set the Same Bucket Name and Path for Both Input and Output Buckets During Transcoding?
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