What are the video constraints imposed by different social networks in Nonli?

1. Facebook

• Container: MOV or MP4 (MPEG-4 Part 14)
• Audio Codec: AAC, 48kHz sample rate maximum, 1 or 2 channels (mono or stereo)
• Video Codec: H.264, progressive scan, closed GOP, 4:2:0 chroma subsampling
• Frame Rate: 30 FPS recommended, up to 60 FPS supported
• Picture Size:
• Maximum resolution: 1920x1080 (Full HD)
• Aspect ratio: 16:9 recommended, 9:16 (vertical) and 1:1 (square) supported
• Minimum: 600x315 pixels
• Video Bitrate: 25 Mbps maximum recommended
• Audio Bitrate: 128 kbps
• Duration: 240 minutes (4 hours) maximum
• File Size: 10 GB maximum

2. Threads

• Container: MOV or MP4 (MPEG-4 Part 14), no edit lists, moov atom at the front of the file.
• Audio Codec: AAC, 48khz sample rate maximum, 1 or 2 channels (mono or stereo).
• Video Codec: HEVC or H264, progressive scan, closed GOP, 4:2:0 chroma subsampling.
• Frame Rate: 23-60 FPS
• Picture Size:
• Maximum Columns (horizontal pixels): 1920
• Required aspect ratio is between 0.01:1 and 10:1 but we recommend 9:16 to avoid cropping or blank space.
• Video Bitrate: VBR, 100 Mbps maximum.
• Audio Bitrate: 128 kbps.
• Duration: 300 seconds (5 minutes) maximum, minimum longer than 0 seconds.
• File Size: 1 GB maximum.

Source: https://developers.facebook.com/docs/threads/overview#video-specifications

3. Instagram

The following are the specifications for Reels:

• Container: MOV or MP4 (MPEG-4 Part 14), no edit lists, moov atom at the front of the file.
• Audio codec: AAC, 48khz sample rate maximum, 1 or 2 channels (mono or stereo).
• Video codec: HEVC or H264, progressive scan, closed GOP, 4:2:0 chroma subsampling.
• Frame rate: 23-60 FPS.
• Picture size:
• Maximum columns (horizontal pixels): 1920
• Required aspect ratio is between 0.01:1 and 10:1 but we recommend 9:16 to avoid cropping or blank space.
• Video bitrate: VBR, 25Mbps maximum
• Audio bitrate: 128kbps
• Duration: 15 mins maximum, 3 seconds minimum
• File size: 300MB maximum

The following are the specifications for a Reels cover photo:

• Format: JPEG
• File size: 8MB maximum
• Color Space: sRGB. Images that use other color spaces will be converted to sRGB.
• Aspect ratio: We recommend 9:16 to avoid cropping or blank space. If the aspect ratio of the original image is not 9:16, we crop the image and use the middle most 9:16 rectangle as the cover photo for the reel. If you share a reel to your feed, we crop the image and use the middle most 1:1 square as the cover photo for your feed post.

source: https://developers.facebook.com/docs/instagram-platform/instagram-graph-api/reference/ig-user/media#video-specifications

4. Pinterest

• Container: MP4, MOV or M4V
• Audio Codec: AAC
• Video Codec: H.264 or H.265 (HEVC)
• Frame Rate: Minimum 25 FPS
• Picture Size:
• Minimum resolution: 240p
• Maximum resolution: 1080p (1920x1080)
• Recommended aspect ratio: 2:3 or 9:16 (vertical), between 1:2 and 2:1 accepted
• Video Bitrate: Not strictly specified
• Audio Bitrate: 128 kbps or higher
• Duration:
• Minimum: 4 seconds
• Maximum: 15 minutes
• File Size: 2 GB maximum

5. X - Twitter

• File size: must not exceed 512 mb
• Duration: between 0.5 seconds and 140 seconds (premium accounts can publish videos up to 600 seconds)

6. LinkedIn

• Length: between 3 seconds and 30 minutes.
• File size: between 75kb and 500MB.
• File format: MP4.

7. Bluesky

• Duration: 60 seconds maximum (1 minute)
• File size: 96 MB maximum

8. TikTok

• Container: MP4 (recommended), WebM, MOV
• Video Codec: H.264 (recommended), H.265, VP8, VP9
• Frame Rate:
• Minimum: 23 FPS
• Maximum: 60 FPS
• Picture Size:
• Minimum: 360 pixels for height and width
• Maximum: 4096 pixels for height and width
• Duration:
• Maximum via API: 10 minutes
• Note: All TikTok creators can post 3-minute videos, with some having access to 5 or 10 minutes. Users can trim videos sent via the API in the TikTok app to match their account's maximum duration.
• File Size: 4 GB maximum

Source: https://developers.tiktok.com/doc/content-posting-api-media-transfer-guide#video_restrictions