Something

1 duplicate frame(s)!
Pos: 419.2s  12567f ( 0%) 20.05fps Trem:   0min   0mb  A-V:-0.006 [510:223]
1 duplicate frame(s)!
Pos: 444.3s  13319f ( 0%) 20.03fps Trem:   0min   0mb  A-V:-0.004 [518:224]
BUFFER UNDEFLOW at stream 0, raising muxrate to 1980 kb/s, delta_scr: 223418

BUFFER UNDEFLOW at stream 0, raising muxrate to 2178 kb/s, delta_scr: 203107

BUFFER UNDEFLOW at stream 1, raising muxrate to 2395 kb/s, delta_scr: 184643

ERROR: scr 438.024, dts 438.000, pts 438.033

BUFFER UNDEFLOW at stream 0, raising muxrate to 2635 kb/s, delta_scr: 167857

ERROR: scr 438.031, dts 0.000, pts 438.011

ERROR: scr 438.100, dts 438.033, pts 438.067

BUFFER UNDEFLOW at stream 0, raising muxrate to 2898 kb/s, delta_scr: 152597

ERROR: scr 438.168, dts 438.067, pts 438.100

BUFFER UNDEFLOW at stream 0, raising muxrate to 3188 kb/s, delta_scr: 138725

ERROR: scr 438.174, dts 0.000, pts 438.080

ERROR: scr 438.240, dts 438.100, pts 438.133

ERROR: scr 438.302, dts 438.133, pts 438.167

BUFFER UNDEFLOW at stream 0, raising muxrate to 3507 kb/s, delta_scr: 126114

ERROR: scr 438.307, dts 0.000, pts 438.150

ERROR: scr 438.368, dts 438.167, pts 438.200

BUFFER UNDEFLOW at stream 0, raising muxrate to 3858 kb/s, delta_scr: 114649

ERROR: scr 438.428, dts 438.200, pts 438.233

ERROR: scr 438.432, dts 0.000, pts 438.220

ERROR: scr 438.449, dts 438.233, pts 438.267

ERROR: scr 438.470, dts 438.267, pts 438.300

ERROR: scr 438.475, dts 0.000, pts 438.289

ERROR: scr 438.492, dts 438.333, pts 438.367

ERROR: scr 438.496, dts 0.000, pts 438.359

ERROR: scr 438.500, dts 438.367, pts 438.400

ERROR: scr 438.517, dts 438.400, pts 438.433

ERROR: scr 438.521, dts 0.000, pts 438.429

ERROR: scr 438.538, dts 438.433, pts 438.467

ERROR: scr 438.551, dts 438.467, pts 438.500

ERROR: scr 438.555, dts 0.000, pts 438.498

BUFFER UNDEFLOW at stream 1, raising muxrate to 4244 kb/s, delta_scr: 104226

ERROR: scr 438.568, dts 438.500, pts 438.533

ERROR: scr 438.576, dts 438.533, pts 438.567

ERROR: scr 438.583, dts 438.567, pts 438.600
Pos: 451.5s  13534f ( 0%) 20.10fps Trem:   0min   0mb  A-V:-0.006 [513:223]
1 duplicate frame(s)!
Pos: 483.7s  14500f ( 0%) 19.99fps Trem:   0min   0mb  A-V:-0.002 [515:223]
1 duplicate frame(s)!