+/* init the contexts given i_slice_type, the quantif and the model */
+void x264_cabac_context_init( x264_t *h, x264_cabac_t *cb, int i_slice_type, int i_qp, int i_model );
+
+void x264_cabac_encode_init_core( x264_cabac_t *cb );
+void x264_cabac_encode_init ( x264_cabac_t *cb, uint8_t *p_data, uint8_t *p_end );
+void x264_cabac_encode_decision_c( x264_cabac_t *cb, int i_ctx, int b );
+void x264_cabac_encode_decision_asm( x264_cabac_t *cb, int i_ctx, int b );
+void x264_cabac_encode_bypass_c( x264_cabac_t *cb, int b );
+void x264_cabac_encode_bypass_asm( x264_cabac_t *cb, int b );
+void x264_cabac_encode_terminal_c( x264_cabac_t *cb );
+void x264_cabac_encode_terminal_asm( x264_cabac_t *cb );
+void x264_cabac_encode_ue_bypass( x264_cabac_t *cb, int exp_bits, int val );
+void x264_cabac_encode_flush( x264_t *h, x264_cabac_t *cb );
+
+#if HAVE_MMX
+#define x264_cabac_encode_decision x264_cabac_encode_decision_asm
+#define x264_cabac_encode_bypass x264_cabac_encode_bypass_asm
+#define x264_cabac_encode_terminal x264_cabac_encode_terminal_asm
+#else
+#define x264_cabac_encode_decision x264_cabac_encode_decision_c
+#define x264_cabac_encode_bypass x264_cabac_encode_bypass_c
+#define x264_cabac_encode_terminal x264_cabac_encode_terminal_c
+#endif
+#define x264_cabac_encode_decision_noup x264_cabac_encode_decision
+
+static ALWAYS_INLINE int x264_cabac_pos( x264_cabac_t *cb )
+{
+ return (cb->p - cb->p_start + cb->i_bytes_outstanding) * 8 + cb->i_queue;
+}
+
+/* internal only. these don't write the bitstream, just calculate bit cost: */
+
+static ALWAYS_INLINE void x264_cabac_size_decision( x264_cabac_t *cb, long i_ctx, long b )
+{
+ int i_state = cb->state[i_ctx];
+ cb->state[i_ctx] = x264_cabac_transition[i_state][b];
+ cb->f8_bits_encoded += x264_cabac_entropy[i_state^b];
+}
+
+static ALWAYS_INLINE int x264_cabac_size_decision2( uint8_t *state, long b )
+{
+ int i_state = *state;
+ *state = x264_cabac_transition[i_state][b];
+ return x264_cabac_entropy[i_state^b];
+}
+
+static ALWAYS_INLINE void x264_cabac_size_decision_noup( x264_cabac_t *cb, long i_ctx, long b )
+{
+ int i_state = cb->state[i_ctx];
+ cb->f8_bits_encoded += x264_cabac_entropy[i_state^b];
+}
+
+static ALWAYS_INLINE int x264_cabac_size_decision_noup2( uint8_t *state, long b )
+{
+ return x264_cabac_entropy[*state^b];
+}