stat.dat

包含了从MPEG4的视频解码到H.264的视频编码部分的源代码

 -------------------------------------------------------------- 
  This file contains statistics for the last encoded sequence   
 -------------------------------------------------------------- 
 Sequence                     : D:\MEDIA\TESTSTREAM\paris.cif
 No.of coded pictures         :   19
 Freq. for encoded bitstream  :   30
 BaseLayer Bitrate(kb/s)      : 590.34
 EnhancedLyaer Bitrate(kb/s)  : 102.48
 Hadamard transform           : Used
 Image format                 : 352x288
 Error robustness             : Off
 Search range                 : 16
 No of frame used in P pred   : 1
 No of frame used in B pred   : 1
 Entropy coding method        : CAVLC
 Search range restrictions    : none
 RD-optimized mode decision   : used
 -------------------|---------------|---------------|
     Item           |     Intra     |   All frames  |
 -------------------|---------------|---------------|
 SNR Y(dB)          | 36.91         | 35.29         |
 SNR U/V (dB)       | 39.51/39.66   | 38.98/39.12   |
 Average quant      |    28         | 28.00         |

 -------------------|---------------|
   Intra            |   Mode used   |
 -------------------|---------------|
 Mode 0  intra old  |   353         |
 Mode 1+ intra new  |    43         |

 -------------------|---------------|-----------------|
   Inter            |   Mode used   | MotionInfo bits |
 -------------------|---------------|-----------------|
 Mode  0  (copy)    |  1910         |        0.00     |
 Mode  1  (16x16)   |  1495         |     1039.56     |
 Mode  2  (16x8)    |     0         |        0.00     |
 Mode  3  (8x16)    |     0         |        0.00     |
 Mode  4  (8x8)     |     0         |        0.00     |
 Mode  5  intra old |   116         |-----------------|
 Mode  6+ intr.new  |    43         |

 -------------------|---------------|-----------------|
   B frame          |   Mode used   | MotionInfo bits |
 -------------------|---------------|-----------------|
 Mode  0  (copy)    |  2897         |        0.00     |
 Mode  1  (16x16)   |   661         |      688.00     |
 Mode  2  (16x8)    |     0         |        0.00     |
 Mode  3  (8x16)    |     0         |        0.00     |
 Mode  4  (8x8)     |     0         |        0.00     |
 Mode  5  intra old |     6         |-----------------|
 Mode  6+ intr.new  |     0         |

 --------------------|----------------|----------------|----------------|
  Bit usage:         |      Intra     |      Inter     |    B frame     |
 --------------------|----------------|----------------|----------------|
 Header              |      33.00     |      32.00     |      37.00     |
 Mode                |     626.00     |     608.89     |     548.11     |
 Motion Info         |        ./.     |    1039.56     |     688.00     |
 CBP Y/C             |    1077.00     |    1083.00     |     319.67     |
 Coeffs. Y           |  116590.00     |   23808.56     |    4938.67     |
 Coeffs. C           |   19711.00     |    1572.78     |     213.67     |
 Delta quant         |     396.00     |     151.44     |      43.00     |
 Stuffing Bits       |       0.00     |       0.00     |       0.00     |
 --------------------|----------------|----------------|----------------|
 average bits/frame  |  138433.00     |   28296.22     |    6788.11     |
 --------------------|----------------|----------------|----------------|