[Bug 30648] New: Video playback not smooth and exhibits stuttering at 720p while running Youtube HD stream

[bugzilla-daemon at freedesktop.org]

https://bugs.freedesktop.org/show_bug.cgi?id=30648

           Summary: Video playback not smooth and exhibits stuttering at
                    720p while running Youtube HD stream
           Product: Mesa
           Version: unspecified
          Platform: x86-64 (AMD64)
        OS/Version: All
            Status: NEW
          Severity: major
          Priority: high
         Component: Drivers/DRI/R600
        AssignedTo: dri-devel at lists.freedesktop.org
        ReportedBy: hysvats at gmail.com


Created an attachment (id=39217)
 --> (https://bugs.freedesktop.org/attachment.cgi?id=39217)
glxinfo

KMS Driver Stack details :
=========================

1)    Kernel-2.6.32-21-generic-pae   
2)    Libdrm-2.4.19                               
3)    Mesa-7.8                                
4)    Xorg-server-1.7.4                      
5)    ddx: xf86-video-ati-6.13.0 


System Environment :
===================

O.S. - Ubuntu-10.04(32 bit)
Asic - M97 Mobility RadeonHD 4830
CPU  - AMD Athlon(tm) 64 FX-60 Dual Core Processor at 2.60 GHz


Steps to Reproduce:
===================
1)    Launch firefox  and run Youtube HD stream using link below
         http://www.youtube.com/watch?v=hbLgszfXTAY

2)    Select the resolution 720p

3) Let the stream buffer completely and playback



Expected :  The video plays without  incident such as frozen and corruption.
--------------

Observation :  Video playback not smooth and exhibits stuttering at 720p while
running Youtube HD stream

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