Problem in A/V Sync In CasparCG Server 2.2 On MP4 File


#1

I used mp4 file like this:

General
Complete name : D:\2.mp4
Format : MPEG-4
Format profile : Base Media
Codec ID : isom
File size : 110 MiB
Duration : 12mn 9s
Overall bit rate mode : Variable
Overall bit rate : 1 270 Kbps
Writing application : Lavf56.18.101
Comment : http://www.aparat.com/netcarshow.ir

Video
ID : 1
Format : AVC
Format/Info : Advanced Video Codec
Format profile : High@L4.0
Format settings, CABAC : Yes
Format settings, ReFrames : 6 frames
Codec ID : avc1
Codec ID/Info : Advanced Video Coding
Duration : 12mn 8s
Bit rate : 1 204 Kbps
Width : 1 280 pixels
Height : 720 pixels
Display aspect ratio : 16:9
Frame rate mode : Constant
Frame rate : 25.000 fps
Color space : YUV
Chroma subsampling : 4:2:0
Bit depth : 8 bits
Scan type : Progressive
Bits/(Pixel*Frame) : 0.052
Stream size : 104 MiB (95%)
Writing library : x264 core 144 r74 40bb568
Encoding settings : cabac=1 / ref=6 / deblock=1:0:0 / analyse=0x3:0x133 / me=umh / subme=6 / psy=1 / psy_rd=1.00:0.00 / mixed_ref=1 / me_range=16 / chroma_me=0 / trellis=2 / 8x8dct=1 / cqm=0 / deadzone=21,11 / fast_pskip=1 / chroma_qp_offset=-2 / threads=12 / lookahead_threads=2 / sliced_threads=0 / nr=0 / decimate=1 / interlaced=0 / bluray_compat=0 / constrained_intra=0 / bframes=8 / b_pyramid=2 / b_adapt=1 / b_bias=0 / direct=3 / weightb=1 / open_gop=0 / weightp=2 / keyint=75 / keyint_min=38 / scenecut=0 / intra_refresh=0 / rc_lookahead=40 / rc=2pass / mbtree=1 / bitrate=1204 / ratetol=1.0 / qcomp=0.60 / qpmin=0 / qpmax=69 / qpstep=4 / cplxblur=20.0 / qblur=0.5 / vbv_maxrate=1806 / vbv_bufsize=1806 / nal_hrd=none / filler=0 / ip_ratio=1.41 / aq=1:1.00

Audio
ID : 2
Format : AAC
Format/Info : Advanced Audio Codec
Format profile : HE-AAC / LC
Codec ID : 40
Duration : 12mn 9s
Bit rate mode : Variable
Bit rate : 64.0 Kbps
Maximum bit rate : 1 806 Kbps
Channel(s) : 2 channels
Channel positions : Front: L R
Sampling rate : 44.1 KHz / 22.05 KHz
Compression mode : Lossy
Stream size : 5.56 MiB (5%)

But A/V Not sync in CasparCG 2.2 Latest Ver …
What is the reason?


#2

We’re also experiencing sync issues on mp4 files.