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- #ifndef RATE_H
- #define RATE_H
- #define MAX_PSEUDO 40
- #define LOG_MAX_PSEUDO 6
- #define CELT_MAX_PULSES 128
- #define MAX_FINE_BITS 8
- #define FINE_OFFSET 21
- #define QTHETA_OFFSET 4
- #define QTHETA_OFFSET_TWOPHASE 16
- #include "cwrs.h"
- #include "modes.h"
- void compute_pulse_cache(CELTMode *m, int LM);
- static OPUS_INLINE int get_pulses(int i)
- {
- return i<8 ? i : (8 + (i&7)) << ((i>>3)-1);
- }
- static OPUS_INLINE int bits2pulses(const CELTMode *m, int band, int LM, int bits)
- {
- int i;
- int lo, hi;
- const unsigned char *cache;
- LM++;
- cache = m->cache.bits + m->cache.index[LM*m->nbEBands+band];
- lo = 0;
- hi = cache[0];
- bits--;
- for (i=0;i<LOG_MAX_PSEUDO;i++)
- {
- int mid = (lo+hi+1)>>1;
-
- if ((int)cache[mid] >= bits)
- hi = mid;
- else
- lo = mid;
- }
- if (bits- (lo == 0 ? -1 : (int)cache[lo]) <= (int)cache[hi]-bits)
- return lo;
- else
- return hi;
- }
- static OPUS_INLINE int pulses2bits(const CELTMode *m, int band, int LM, int pulses)
- {
- const unsigned char *cache;
- LM++;
- cache = m->cache.bits + m->cache.index[LM*m->nbEBands+band];
- return pulses == 0 ? 0 : cache[pulses]+1;
- }
- int clt_compute_allocation(const CELTMode *m, int start, int end, const int *offsets, const int *cap, int alloc_trim, int *intensity, int *dual_stereo,
- opus_int32 total, opus_int32 *balance, int *pulses, int *ebits, int *fine_priority, int C, int LM, ec_ctx *ec, int encode, int prev, int signalBandwidth);
- #endif
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