float ff_rate_estimate_qscale(MpegEncContext *s, int dry_run);
void ff_write_pass1_stats(MpegEncContext *s);
void ff_rate_control_uninit(MpegEncContext *s);
-#if LIBAVCODEC_VERSION_INT < ((52<<16)+(0<<8)+0)
-double ff_eval(char *s, double *const_value, const char **const_name,
- double (**func1)(void *, double), const char **func1_name,
- double (**func2)(void *, double, double), char **func2_name,
- void *opaque);
-#endif
-double ff_eval2(char *s, double *const_value, const char **const_name,
- double (**func1)(void *, double), const char **func1_name,
- double (**func2)(void *, double, double), char **func2_name,
- void *opaque, char **error);
int ff_vbv_update(MpegEncContext *s, int frame_size);
void ff_get_2pass_fcode(MpegEncContext *s);