| Summary: | Noticeable sawtooth found in video playing when window resize by using vaPutSurface | ||
|---|---|---|---|
| Product: | libva | Reporter: | deshui <deshuix.guo> |
| Component: | intel | Assignee: | haihao <haihao.xiang> |
| Status: | CLOSED INVALID | QA Contact: | Sean V Kelley <seanvk> |
| Severity: | critical | ||
| Priority: | highest | CC: | bsreerenj, danx.z.zhao, gb.devel, zhixinx.liu |
| Version: | unspecified | ||
| Hardware: | x86 (IA32) | ||
| OS: | Linux (All) | ||
| Whiteboard: | |||
| i915 platform: | i915 features: | ||
| Attachments: |
issue picture
test video clip |
||
Created attachment 106654 [details]
issue picture
http://yun.baidu.com/share/link?shareid=4129735233&uk=2169274763 test video link: http://yun.baidu.com/share/link?shareid=4129735233&uk=2169274763 Created attachment 106656 [details]
test video clip
Holiday 09/30 ~~ 10/7 Phone No.: +86-18511071653 This is a feature reques and not a bug. Please follow-up separately through our regular feature discussions. |
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Video: h264 ts video (please refer to the attachmnent) player: mplayer and gstreamer. mplayer: mplayer -vo vaapi -geometry 480x300 test.ts gstreamer:gst-launch-1.0 filesrc location = test.ts ! tsdemux ! vaapidecode ! vaapipostproc width = 480 height = 300 ! vaapisink libva version:0.34 0.35 0.36 intel va driver version: 1.2.2 1.3.1 1.4.0pre Platform : Core i7-3770 and BYT platform When Resize a video window to a small size then noticalbe sawtooth will appear in the video playing by using VAAPI.(issue picture is add as a Attachment) When using MPlayer CPU scale,cmd: mplayer -vf scale=480:300 -sws [0 to 9] test.ts 2 method of CPU scale also has the similar issue(CPU scale: fast bilinear and nearest neighbor) the issue can't be reproduced by using the other CPU scale method this issue may related to the VAAPI scaling algorithm.