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
#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_MAX   (256*128-1)

Definition at line 251 of file avutil.h.

Referenced by get_qminmax().

#define FF_LAMBDA_SCALE   (1<<FF_LAMBDA_SHIFT)

Definition at line 249 of file avutil.h.

Referenced by ff_init_qscale_tab(), svq1_encode_plane(), and update_qscale().

#define FF_QUALITY_SCALE   FF_LAMBDA_SCALE

Definition at line 253 of file avutil.h.