Hiya, i have some issues with my encodes.

The problem is, xbox keep re-buffing in some parts of the movies. (so it stop and fills the buffer continuosly)

Data of the source:

Format : AVC
Format/Info : Advanced Video Codec
Format profile : High@L4.1
Format settings, CABAC : Yes
Format settings, ReFrames : 5 frames
Muxing mode : Container profile=Unknown@4.1 (MKV)
Codec ID : V_MPEG4/ISO/AVC
Duration : 21mn 45s
Bit rate : 3 924 Kbps
Nominal bit rate : 4 109 Kbps
Width : 1 280 pixels
Height : 720 pixels
Display aspect ratio : 16/9
Frame rate : 25.000 fps
Resolution : 24 bits
Colorimetry : 4:2:0
Scan type : Progressive
Bits/(Pixel*Frame) : 0.178
Writing library : x264 core 65 r1016M dbc5ef0
Encoding settings : cabac=1 / ref=5 / deblock=1:-3:-3 / analyse=0x3:0x113 / me=umh / subme=8 / psy_rd=1.0:0.0 / mixed_ref=1 / me_range=16 / chroma_me=1 / trellis=0 / 8x8dct=1 / cqm=0 / deadzone=6,6 / chroma_qp_offset=-2 / threads=3 / nr=0 / decimate=0 / mbaff=0 / bframes=3 / b_pyramid=0 / b_adapt=2 / b_bias=0 / direct=3 / wpredb=1 / keyint=250 / keyint_min=25 / scenecut=40(pre) / rc=2pass / bitrate=4109 / ratetol=1.0 / qcomp=0.60 / qpmin=10 / qpmax=51 / qpstep=4 / cplxblur=20.0 / qblur=0.5 / vbv_maxrate=50000 / vbv_bufsize=50000 / ip_ratio=1.40 / pb_ratio=1.30 / aq=1:1.00
Language : English



Data of the encode:

Video
Format : VC-1
Format profile : AP@L3
Codec ID : WVC1
Codec ID/Hint : Microsoft
Description of the codec : Windows Media Video 9 Advanced Profile
Duration : 21mn 44s
Bit rate mode : Variable (2 pass VBR (average/peak bitrate)
Bit rate : Average = 19.0 Mbps // Peak Bitrate = 51.0 Mbps
Maximum buffer duration : 10000ms
Maximum keyframe interval : 250ms (source framerate x10)
Width : 1 280 pixels
Height : 720 pixels
Display aspect ratio : 16/9
Frame rate : 25.000 fps
Resolution : 24 bits
Colorimetry : 4:2:0
Scan type : Progressive
Bits/(Pixel*Frame) : 0.825



I know the bitrate of the source isnt enought to use that WMV settings, but im trying to find a general template for all my HD clips.
Im using Tmpgenc 4.0 express
And the target is to playback it on my xbox360 from a usb drive.


Anyone see anything that should cause that buffer problem?

Thanks.