FFmpeg
 All Data Structures Namespaces Files Functions Variables Typedefs Enumerations Enumerator Macros Groups Pages
Macros
Encoding specific

Macros

#define FF_LAMBDA_SHIFT   7
 
#define FF_LAMBDA_SCALE   (1<<FF_LAMBDA_SHIFT)
 
#define FF_QP2LAMBDA   118
 factor to convert from H.263 QP to lambda More...
 
#define FF_LAMBDA_MAX   (256*128-1)
 
#define FF_QUALITY_SCALE   FF_LAMBDA_SCALE
 

Detailed Description

Note
those definition should move to avcodec

Macro Definition Documentation

#define FF_LAMBDA_SHIFT   7
#define FF_LAMBDA_SCALE   (1<<FF_LAMBDA_SHIFT)
#define FF_QP2LAMBDA   118
#define FF_LAMBDA_MAX   (256*128-1)

Definition at line 221 of file avutil.h.

Referenced by get_qminmax().

#define FF_QUALITY_SCALE   FF_LAMBDA_SCALE

Definition at line 223 of file avutil.h.

Referenced by encode_init().