Xiph.org Test Media

Our collection of test sequences and clips for evaluating compression technology.

We have a lossless version of the short film Elephants Dream. (15691 frames 16:9)

[ y4m 360p (1.1 GB) | 480p (1.6 GB) | 720p (4 GB) | 1080p (46 GB) ]
[ png 360p (3.4 GB) | 1080p (21 GB) ]

[ flac stereo (57 MB) | 5.1 surround ]

We have a lossless version of the short film Big Buck Bunny. (14315 frames 16:9)

[ y4m 360p (1.1 GB) | 480p (1.6 GB) | 720p (4.7 GB) | 1080p (11 GB) ]
[ png 360p (4 GB) | 1080p (29 GB) ]

[ flac stereo (106 MB) | 5.1 surround (221 MB) ]

We have a lossless version of the short film Sintel. (21312 frames 2.35:1)

[ png 1920x818 (27 GB) | 2k (29 GB - original release) | 4k (94 GB) | 4k 16 bit (483 GB) ]
[ tiff 4k 8 bit (146 GB) | 4k 16 bit (632 GB) ]

[ flac stereo (69 MB) | stereo (61 MB - no dialog) | 5.1 surround (131 MB) | album (57 MB) ]

Sintel trailer

[ y4m 480p (735 MB) | 720p (1.7 GB) | 1080p (3.7 GB) ]
[ png 480p (224 MB) | 720p (461 MB) | 1080p (940 MB) ]

[ flac stereo (5 MB) ]

We have a lossless version of the short film Tears of Steel. (17620 frames 2.40:1)

[ y4m 4k (67 GB compressed) ]
[ png 1920x800 (30 GB) ]
[ tiff 4k 16 bit (598 GB) ]

[ flac stereo (80 MB) | 5.1 surround (331 MB) ]

[ exr frames by scene (226 GB) | cleaned footage (330 GB) | raw footage (4 TB) ]

We have a music video for Breathe Out by the band Stealing Heather (no audio).

File collections are available over public rsync as well as http. Try rsync rsync://media.xiph.org/ for an index.

There are several collections of video clips available:

Derf's collection.
This set includes many standard definition clips widely used in the video compression research community. Generally uncompressed from analog source.
Basil Gohar.
This is a set of timelapse sequences by Basil Gohar. Generally available as scaled y4m streams and original jpeg image sequences.
Firebelly.
Several performance clips, including the miniDV originals.
Miscellaneous.
A catch-all for various contributions. Most are computer generated at the moment.
VQEG Test Sequences mirror.
We have a mirror the the Video Quality Experts Group (VQEG test sequences. These are in raw yuv format. See the thumbnails directory for and index.
LDV Test Sequences mirror.
Mirror of the HD test sequences from tu-muenchen.
SVT Test Sequences mirror.
A partial mirror of the SVT 4k test clips as published by VQEG. These are stored as 16 bit .sgi RGB files, one per frame.

More to come.