{"action":"closed","issue":{"url":"https://api.github.com/repos/Netflix/vmaf/issues/105","repository_url":"https://api.github.com/repos/Netflix/vmaf","labels_url":"https://api.github.com/repos/Netflix/vmaf/issues/105/labels{/name}","comments_url":"https://api.github.com/repos/Netflix/vmaf/issues/105/comments","events_url":"https://api.github.com/repos/Netflix/vmaf/issues/105/events","html_url":"https://github.com/Netflix/vmaf/issues/105","id":249859424,"number":105,"title":"Dimension requirement to calculate ms_ssim","user":{"login":"JohnhqWang","id":17012228,"avatar_url":"https://avatars1.githubusercontent.com/u/17012228?v=4","gravatar_id":"","url":"https://api.github.com/users/JohnhqWang","html_url":"https://github.com/JohnhqWang","followers_url":"https://api.github.com/users/JohnhqWang/followers","following_url":"https://api.github.com/users/JohnhqWang/following{/other_user}","gists_url":"https://api.github.com/users/JohnhqWang/gists{/gist_id}","starred_url":"https://api.github.com/users/JohnhqWang/starred{/owner}{/repo}","subscriptions_url":"https://api.github.com/users/JohnhqWang/subscriptions","organizations_url":"https://api.github.com/users/JohnhqWang/orgs","repos_url":"https://api.github.com/users/JohnhqWang/repos","events_url":"https://api.github.com/users/JohnhqWang/events{/privacy}","received_events_url":"https://api.github.com/users/JohnhqWang/received_events","type":"User","site_admin":false},"labels":[],"state":"closed","locked":false,"assignee":null,"assignees":[],"milestone":null,"comments":2,"created_at":"2017-08-13T08:07:10Z","updated_at":"2017-08-24T16:59:22Z","closed_at":"2017-08-24T16:59:22Z","body":"I tried to run VMAF on cropped video segments with dimension 128x72, which is 1/5 of 640x360. It seems that ms_ssim has specific requirement on the picture size.\r\n\r\n`Traceback (most recent call last):\r\n  File \"/usr/lib/python2.7/multiprocessing/process.py\", line 258, in _bootstrap\r\n    self.run()\r\n  File \"/usr/lib/python2.7/multiprocessing/process.py\", line 114, in run\r\n    self._target(*self._args, **self._kwargs)\r\n  File \"/home/yj/vmaf/python/src/vmaf/tools/misc.py\", line 262, in func_wrapper\r\n    executor = func(args)\r\n  File \"/home/yj/vmaf/python/src/vmaf/core/executor.py\", line 119, in _run\r\n    result = self._run_on_asset(asset)\r\n  File \"/home/yj/vmaf/python/src/vmaf/core/executor.py\", line 291, in _run_on_asset\r\n    self._generate_result(asset)\r\n  File \"/home/yj/vmaf/python/src/vmaf/core/quality_runner.py\", line 468, in _generate_result\r\n    run_process(vmafossexec_cmd, shell=True)\r\n  File \"/home/yj/vmaf/python/src/vmaf/tools/misc.py\", line 378, in run_process\r\n    assert ret == 0, 'Process returned {ret}, cmd: {cmd}'.format(ret=ret, cmd=cmd)\r\nAssertionError: Process returned 255, cmd: /home/yj/vmaf/wrapper/vmafossexec yuv420p 128 72 /home/yj/haiqiang/YUV/640x360/videoSRC001_640x360_30/videoSRC001_640x360_30_qp_00/videoSRC001_128x72_30_qp_00_crop_785.yuv /home/yj/haiqiang/YUV/640x360/videoSRC001_640x360_30/videoSRC001_640x360_30_qp_08/videoSRC001_128x72_30_qp_08_crop_785.yuv \r\n/home/yj/vmaf/model/vmaf_v0.6.1.pkl --log /home/yj/vmaf/workspace/workdir/bc7b20b3-2209-45ad-9eb9-06f87f03a7e8/VMAFOSSEXEC_VF0.2.4b-0.6.1_1cd71b5996385fc000c8e2b5abc0decabecfeed2 --log-fmt xml --psnr --ssim --ms-ssim\r\nError: compute_ms_ssim failed.` \r\n\r\nIs there anyone familiar with it? Is it W or H > 256 or something else?"}}
{"actor":{"display_login":"JohnhqWang"}}