i_qfactor 0.5 ip_ratio=2.00
frame I:30    Avg QP:21.98  size:  3665
frame P:2262  Avg QP:21.77  size:   398
frame B:5208  Avg QP:22.25  size:    26
SSIM Mean Y:0.9969410 (25.144db)
kb/s:30.51
[MPEG4] 00:05:00.000 (300.000sec) / 1,232,192Bytes

i_qfactor 0.6 ip_ratio=1.67
frame I:30    Avg QP:23.08  size:  3454
frame P:2262  Avg QP:21.81  size:   397
frame B:5208  Avg QP:22.23  size:    26
SSIM Mean Y:0.9967011 (24.816db)
kb/s:30.25
[MPEG4] 00:05:00.000 (300.000sec) / 1,222,421Bytes

i_qfactor 0.7 ip_ratio=1.43
frame I:30    Avg QP:24.07  size:  3290
frame P:2262  Avg QP:21.80  size:   399
frame B:5208  Avg QP:22.22  size:    26
SSIM Mean Y:0.9965615 (24.636db)
kb/s:30.27
[MPEG4] 00:05:00.000 (300.000sec) / 1,223,473Bytes

i_qfactor 無指定 ip_ratio=1.40
frame I:30    Avg QP:24.17  size:  3280
frame P:2262  Avg QP:21.79  size:   400
frame B:5208  Avg QP:22.26  size:    26
SSIM Mean Y:0.9965014 (24.561db)
kb/s:30.28
[MPEG4] 00:05:00.000 (300.000sec) / 1,223,870Bytes

i_qfactor 0.8 ip_ratio=1.25
frame I:30    Avg QP:24.81  size:  3153
frame P:2262  Avg QP:21.80  size:   400
frame B:5208  Avg QP:22.24  size:    26
SSIM Mean Y:0.9963965 (24.433db)
kb/s:30.21
[MPEG4] 00:05:00.000 (300.000sec) / 1,221,114Bytes

i_qfactor 0.9 ip_ratio=1.11
frame I:30    Avg QP:25.92  size:  3026
frame P:2262  Avg QP:21.76  size:   399
frame B:5208  Avg QP:22.26  size:    26
SSIM Mean Y:0.9961128 (24.104db)
kb/s:30.03
[MPEG4] 00:05:00.000 (300.000sec) / 1,214,427Bytes

i_qfactor 1.0 ip_ratio=1.00
frame I:30    Avg QP:26.95  size:  2920
frame P:2262  Avg QP:21.68  size:   403
frame B:5208  Avg QP:22.29  size:    26
SSIM Mean Y:0.9958785 (23.849db)
kb/s:30.26
[MPEG4] 00:05:00.000 (300.000sec) / 1,222,863Bytes