[mythtv-commits] Ticket #3483: MythTranscode incorrect bitrate for AVCodec output fps != 29.97

MythTV mythtv at cvs.mythtv.org
Sun May 20 21:13:40 UTC 2007


#3483: MythTranscode incorrect bitrate for AVCodec output fps != 29.97
-----------------------+----------------------------------------------------
 Reporter:  anonymous  |       Owner:  ijr    
     Type:  defect     |      Status:  new    
 Priority:  minor      |   Milestone:  unknown
Component:  mythtv     |     Version:  head   
 Severity:  medium     |  
-----------------------+----------------------------------------------------
 When MythTranscode sets up the NuppelVideoRecorder for MPEG4 (AVCodec)
 output, it initializes the output codec before it sets the frame rate.
 This messes with the rate controller when you actually start encoding
 content like 720p 59.94fps (bitrate ends up twice what would be expected).
 The solution is to set the NVR framerate before calling
 NuppelVideoRecorder::SetupAVCodec(), but after setting the tvformat, which
 sets a frame rate itself.

-- 
Ticket URL: <http://svn.mythtv.org/trac/ticket/3483>
MythTV <http://svn.mythtv.org/trac>
MythTV


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