stats.dat

h.264官方测试软件

 -------------------------------------------------------------- 
  This file contains statistics for the last encoded sequence   
 -------------------------------------------------------------- 
 Sequence                     : BUS_176x144_7.5_orig_01.yuv
 No.of coded pictures         :    2
 Freq. for encoded bitstream  :   15
 I Slice Bitrate(kb/s)        : 135.36
 P Slice Bitrate(kb/s)        : 104.70
 Total Bitrate(kb/s)          : 241.32
 Hadamard transform           : Used
 Image format                 : 176x144
 Error robustness             : Off
 Search range                 : 16
 Total number of references   : 5
 References for P slices      : 5
 Entropy coding method        : CABAC
 Profile/Level IDC            : (77,30)
 Search range restrictions    : none
 RD-optimized mode decision   : used
 ---------------------|----------------|---------------|
     Item             |     Intra      |   All frames  |
 ---------------------|----------------|---------------|
 SNR Y(dB)            | 29.81          | 29.24         |
 SNR U/V (dB)         | 38.08/37.58    | 37.94/37.71   |
 Average quant        |    35          | 35.00         |

 ---------------------|----------------|---------------|---------------|
     SNR              |        I       |       P       |       B       |
 ---------------------|----------------|---------------|---------------|
 SNR Y(dB)            |      29.808    |     28.665    |     0.000    |
 SNR U(dB)            |      38.077    |     37.801    |     0.000    |
 SNR V(dB)            |      37.581    |     37.843    |     0.000    |

 ---------------------|----------------|
   Intra              |   Mode used    |
 ---------------------|----------------|
 Mode 0  intra 4x4    |     77         |
 Mode 1  intra 8x8    |      0         |
 Mode 2+ intra 16x16  |     22         |
 Mode    intra IPCM   |      0         |

 ---------------------|----------------|-----------------|
   Inter              |   Mode used    | MotionInfo bits |
 ---------------------|----------------|-----------------|
 Mode  0  (copy)      |      1         |        0.00     |
 Mode  1  (16x16)     |      8         |      102.00     |
 Mode  2  (16x8)      |      4         |       68.00     |
 Mode  3  (8x16)      |      8         |      159.00     |
 Mode  4  (8x8)       |     18         |     1118.00     |
 Mode  5  intra 4x4   |     48         |-----------------|
 Mode  6  intra 8x8   |      0         |
 Mode  7+ intra 16x16 |     12         |
 Mode     intra IPCM  |      0         |

 ---------------------|----------------|----------------|----------------|
  Bit usage:          |      Intra     |      Inter     |    B frame     |
 ---------------------|----------------|----------------|----------------|
 Header               |      32.00     |      32.00     |       0.00     |
 Mode                 |     146.00     |     397.00     |       0.00     |
 Motion Info          |        ./.     |    1447.00     |       0.00     |
 CBP Y/C              |     188.00     |     321.00     |       0.00     |
 Coeffs. Y            |   16930.00     |   11331.00     |       0.00     |
 Coeffs. C            |     681.00     |     370.00     |       0.00     |
 Delta quant          |      12.00     |       7.00     |       0.00     |
 Stuffing Bits        |       4.00     |       3.00     |       0.00     |
 ---------------------|----------------|----------------|----------------|
 average bits/frame   |   17993.00     |   13908.00     |       0.00     |
 ---------------------|----------------|----------------|----------------|