ret: 0         st: 0 flags:1 dts:-0.040000 pts: 0.000000 pos:   6144 size: 24813
ret: 0         st:-1 flags:0  ts:-1.000000
ret: 0         st: 0 flags:1 dts:-0.040000 pts: 0.000000 pos:   6144 size: 24813
ret: 0         st:-1 flags:1  ts: 1.894167
ret: 0         st: 0 flags:1 dts: 0.840000 pts: 0.960000 pos: 460800 size: 24724
ret: 0         st: 0 flags:0  ts: 0.800000
ret: 0         st: 0 flags:1 dts: 0.840000 pts: 0.960000 pos: 460800 size: 24724
ret: 0         st: 0 flags:1  ts:-0.320000
ret: 0         st: 0 flags:1 dts:-0.040000 pts: 0.000000 pos:   6144 size: 24813
ret:-1         st: 1 flags:0  ts: 2.576667
ret: 0         st: 1 flags:1  ts: 1.470833
ret: 0         st: 0 flags:1 dts: 0.840000 pts: 0.960000 pos: 460800 size: 24724
ret: 0         st:-1 flags:0  ts: 0.365002
ret: 0         st: 0 flags:1 dts: 0.360000 pts: 0.480000 pos: 211968 size: 24799
ret: 0         st:-1 flags:1  ts:-0.740831
ret: 0         st: 0 flags:1 dts:-0.040000 pts: 0.000000 pos:   6144 size: 24813
ret:-1         st: 0 flags:0  ts: 2.160000
ret: 0         st: 0 flags:1  ts: 1.040000
ret: 0         st: 0 flags:1 dts: 0.840000 pts: 0.960000 pos: 460800 size: 24724
ret: 0         st: 1 flags:0  ts:-0.058333
ret: 0         st: 0 flags:1 dts:-0.040000 pts: 0.000000 pos:   6144 size: 24813
ret: 0         st: 1 flags:1  ts: 2.835833
ret: 0         st: 0 flags:1 dts: 0.840000 pts: 0.960000 pos: 460800 size: 24724
ret:-1         st:-1 flags:0  ts: 1.730004
ret: 0         st:-1 flags:1  ts: 0.624171
ret: 0         st: 0 flags:1 dts: 0.360000 pts: 0.480000 pos: 211968 size: 24799
ret: 0         st: 0 flags:0  ts:-0.480000
ret: 0         st: 0 flags:1 dts:-0.040000 pts: 0.000000 pos:   6144 size: 24813
ret: 0         st: 0 flags:1  ts: 2.400000
ret: 0         st: 0 flags:1 dts: 0.840000 pts: 0.960000 pos: 460800 size: 24724
ret:-1         st: 1 flags:0  ts: 1.306667
ret: 0         st: 1 flags:1  ts: 0.200833
ret: 0         st: 0 flags:1 dts:-0.040000 pts: 0.000000 pos:   6144 size: 24813
ret: 0         st:-1 flags:0  ts:-0.904994
ret: 0         st: 0 flags:1 dts:-0.040000 pts: 0.000000 pos:   6144 size: 24813
ret: 0         st:-1 flags:1  ts: 1.989173
ret: 0         st: 0 flags:1 dts: 0.840000 pts: 0.960000 pos: 460800 size: 24724
ret: 0         st: 0 flags:0  ts: 0.880000
ret: 0         st: 0 flags:1 dts: 0.840000 pts: 0.960000 pos: 460800 size: 24724
ret: 0         st: 0 flags:1  ts:-0.240000
ret: 0         st: 0 flags:1 dts:-0.040000 pts: 0.000000 pos:   6144 size: 24813
ret:-1         st: 1 flags:0  ts: 2.671667
ret: 0         st: 1 flags:1  ts: 1.565833
ret: 0         st: 0 flags:1 dts: 0.840000 pts: 0.960000 pos: 460800 size: 24724
ret: 0         st:-1 flags:0  ts: 0.460008
ret: 0         st: 0 flags:1 dts: 0.840000 pts: 0.960000 pos: 460800 size: 24724
ret: 0         st:-1 flags:1  ts:-0.645825
ret: 0         st: 0 flags:1 dts:-0.040000 pts: 0.000000 pos:   6144 size: 24813