diff options
Diffstat (limited to 'src/quantise.h')
| -rw-r--r-- | src/quantise.h | 80 |
1 files changed, 38 insertions, 42 deletions
diff --git a/src/quantise.h b/src/quantise.h index acba3d9..08d5532 100644 --- a/src/quantise.h +++ b/src/quantise.h @@ -29,79 +29,75 @@ #include "codec2_fft.h" #include "comp.h" -#define WO_BITS 7 -#define WO_LEVELS (1<<WO_BITS) -#define WO_DT_BITS 3 +#define WO_BITS 7 +#define WO_LEVELS (1 << WO_BITS) +#define WO_DT_BITS 3 -#define E_BITS 5 -#define E_LEVELS (1<<E_BITS) -#define E_MIN_DB -10.0 -#define E_MAX_DB 40.0 +#define E_BITS 5 +#define E_LEVELS (1 << E_BITS) +#define E_MIN_DB -10.0 +#define E_MAX_DB 40.0 -#define LSP_SCALAR_INDEXES 10 -#define LSPD_SCALAR_INDEXES 10 -#define LSP_PRED_VQ_INDEXES 3 +#define LSP_SCALAR_INDEXES 10 +#define LSPD_SCALAR_INDEXES 10 +#define LSP_PRED_VQ_INDEXES 3 -#define WO_E_BITS 8 +#define WO_E_BITS 8 #define LPCPF_GAMMA 0.5 -#define LPCPF_BETA 0.2 +#define LPCPF_BETA 0.2 float lpc_model_amplitudes(float Sn[], float w[], MODEL *model, int order, - int lsp,float ak[]); -void aks_to_M2(codec2_fftr_cfg fftr_fwd_cfg, float ak[], int order, MODEL *model, - float E, float *snr, int dump, int sim_pf, - int pf, int bass_boost, float beta, float gamma, COMP Aw[]); + int lsp, float ak[]); +void aks_to_M2(codec2_fftr_cfg fftr_fwd_cfg, float ak[], int order, + MODEL *model, float E, float *snr, int dump, int sim_pf, int pf, + int bass_boost, float beta, float gamma, COMP Aw[]); -int encode_Wo(C2CONST *c2const, float Wo, int bits); +int encode_Wo(C2CONST *c2const, float Wo, int bits); float decode_Wo(C2CONST *c2const, int index, int bits); -int encode_log_Wo(C2CONST *c2const, float Wo, int bits); +int encode_log_Wo(C2CONST *c2const, float Wo, int bits); float decode_log_Wo(C2CONST *c2const, int index, int bits); -void encode_lsps_scalar(int indexes[], float lsp[], int order); -void decode_lsps_scalar(float lsp[], int indexes[], int order); -void encode_lspds_scalar(int indexes[], float lsp[], int order); -void decode_lspds_scalar(float lsp[], int indexes[], int order); +void encode_lsps_scalar(int indexes[], float lsp[], int order); +void decode_lsps_scalar(float lsp[], int indexes[], int order); +void encode_lspds_scalar(int indexes[], float lsp[], int order); +void decode_lspds_scalar(float lsp[], int indexes[], int order); void encode_lsps_vq(int *indexes, float *x, float *xq, int order); void decode_lsps_vq(int *indexes, float *xq, int order, int stages); -long quantise(const float * cb, float vec[], float w[], int k, int m, float *se); +long quantise(const float *cb, float vec[], float w[], int k, int m, float *se); void lspvq_quantise(float lsp[], float lsp_[], int order); void lspjmv_quantise(float lsps[], float lsps_[], int order); void quantise_WoE(C2CONST *c2const, MODEL *model, float *e, float xq[]); -int encode_WoE(MODEL *model, float e, float xq[]); +int encode_WoE(MODEL *model, float e, float xq[]); void decode_WoE(C2CONST *c2const, MODEL *model, float *e, float xq[], int n1); int encode_energy(float e, int bits); float decode_energy(int index, int bits); -void pack(unsigned char * bits, unsigned int *nbit, int index, unsigned int index_bits); -void pack_natural_or_gray(unsigned char * bits, unsigned int *nbit, int index, unsigned int index_bits, unsigned int gray); -int unpack(const unsigned char * bits, unsigned int *nbit, unsigned int index_bits); -int unpack_natural_or_gray(const unsigned char * bits, unsigned int *nbit, unsigned int index_bits, unsigned int gray); +void pack(unsigned char *bits, unsigned int *nbit, int index, + unsigned int index_bits); +void pack_natural_or_gray(unsigned char *bits, unsigned int *nbit, int index, + unsigned int index_bits, unsigned int gray); +int unpack(const unsigned char *bits, unsigned int *nbit, + unsigned int index_bits); +int unpack_natural_or_gray(const unsigned char *bits, unsigned int *nbit, + unsigned int index_bits, unsigned int gray); int lsp_bits(int i); int lspd_bits(int i); int lsp_pred_vq_bits(int i); void apply_lpc_correction(MODEL *model); -float speech_to_uq_lsps(float lsp[], - float ak[], - float Sn[], - float w[], - int m_pitch, - int order - ); +float speech_to_uq_lsps(float lsp[], float ak[], float Sn[], float w[], + int m_pitch, int order); int check_lsp_order(float lsp[], int lpc_order); -void bw_expand_lsps(float lsp[], int order, float min_sep_low, float min_sep_high); +void bw_expand_lsps(float lsp[], int order, float min_sep_low, + float min_sep_high); void bw_expand_lsps2(float lsp[], int order); void locate_lsps_jnd_steps(float lsp[], int order); -float decode_amplitudes(MODEL *model, - float ak[], - int lsp_indexes[], - int energy_index, - float lsps[], - float *e); +float decode_amplitudes(MODEL *model, float ak[], int lsp_indexes[], + int energy_index, float lsps[], float *e); #endif |