diff options
Diffstat (limited to 'pjmedia/src/pjmedia-codec/speex/sb_celp.h')
| -rw-r--r-- | pjmedia/src/pjmedia-codec/speex/sb_celp.h | 103 |
1 files changed, 55 insertions, 48 deletions
diff --git a/pjmedia/src/pjmedia-codec/speex/sb_celp.h b/pjmedia/src/pjmedia-codec/speex/sb_celp.h index c2831093..194cdd93 100644 --- a/pjmedia/src/pjmedia-codec/speex/sb_celp.h +++ b/pjmedia/src/pjmedia-codec/speex/sb_celp.h @@ -42,60 +42,63 @@ /**Structure representing the full state of the sub-band encoder*/ typedef struct SBEncState { - const SpeexMode *mode; /**< Pointer to the mode (containing for vtable info) */ - void *st_low; /**< State of the low-band (narrowband) encoder */ - int full_frame_size; /**< Length of full-band frames*/ - int frame_size; /**< Length of high-band frames*/ - int subframeSize; /**< Length of high-band sub-frames*/ - int nbSubframes; /**< Number of high-band sub-frames*/ - int windowSize; /**< Length of high-band LPC window*/ - int lpcSize; /**< Order of high-band LPC analysis */ - int bufSize; /**< Buffer size */ - int first; /**< First frame? */ - float lag_factor; /**< Lag-windowing control parameter */ - spx_word16_t lpc_floor; /**< Controls LPC analysis noise floor */ - spx_word16_t gamma1; /**< Perceptual weighting coef 1 */ - spx_word16_t gamma2; /**< Perceptual weighting coef 2 */ - - char *stack; /**< Temporary allocation stack */ - spx_sig_t *x0d, *x1d; /**< QMF filter signals*/ - spx_sig_t *high; /**< High-band signal (buffer) */ - spx_sig_t *y0, *y1; /**< QMF synthesis signals */ + const SpeexMode *mode; /**< Pointer to the mode (containing for vtable info) */ + void *st_low; /**< State of the low-band (narrowband) encoder */ + int full_frame_size; /**< Length of full-band frames*/ + int frame_size; /**< Length of high-band frames*/ + int subframeSize; /**< Length of high-band sub-frames*/ + int nbSubframes; /**< Number of high-band sub-frames*/ + int windowSize; /**< Length of high-band LPC window*/ + int lpcSize; /**< Order of high-band LPC analysis */ + int bufSize; /**< Buffer size */ + int first; /**< First frame? */ + float lag_factor; /**< Lag-windowing control parameter */ + spx_word16_t lpc_floor; /**< Controls LPC analysis noise floor */ + spx_word16_t gamma1; /**< Perceptual weighting coef 1 */ + spx_word16_t gamma2; /**< Perceptual weighting coef 2 */ + + char *stack; /**< Temporary allocation stack */ + spx_sig_t *x0d, *x1d; /**< QMF filter signals*/ + spx_sig_t *high; /**< High-band signal (buffer) */ + spx_sig_t *y0, *y1; /**< QMF synthesis signals */ spx_word16_t *h0_mem, *h1_mem; spx_word32_t *g0_mem, *g1_mem; /**< QMF memories */ - spx_sig_t *excBuf; /**< High-band excitation */ - spx_sig_t *exc; /**< High-band excitation (for QMF only)*/ - spx_sig_t *res; /**< Zero-input response (ringing) */ - spx_sig_t *sw; /**< Perceptually weighted signal */ - spx_sig_t *target; /**< Weighted target signal (analysis by synthesis) */ - spx_word16_t *window; /**< LPC analysis window */ - spx_word16_t *lagWindow; /**< Auto-correlation window */ - spx_word16_t *autocorr; /**< Auto-correlation (for LPC analysis) */ - spx_coef_t *lpc; /**< LPC coefficients */ - spx_lsp_t *lsp; /**< LSP coefficients */ - spx_lsp_t *qlsp; /**< Quantized LSPs */ - spx_lsp_t *old_lsp; /**< LSPs of previous frame */ - spx_lsp_t *old_qlsp; /**< Quantized LSPs of previous frame */ - spx_lsp_t *interp_lsp; /**< Interpolated LSPs for current sub-frame */ - spx_lsp_t *interp_qlsp; /**< Interpolated quantized LSPs for current sub-frame */ - spx_coef_t *interp_lpc; /**< Interpolated LPCs for current sub-frame */ - spx_coef_t *interp_qlpc; /**< Interpolated quantized LPCs for current sub-frame */ - spx_coef_t *bw_lpc1; /**< Bandwidth-expanded version of LPCs (#1) */ - spx_coef_t *bw_lpc2; /**< Bandwidth-expanded version of LPCs (#2) */ - - spx_mem_t *mem_sp; /**< Synthesis signal memory */ + spx_sig_t *excBuf; /**< High-band excitation */ + spx_sig_t *exc; /**< High-band excitation (for QMF only)*/ + spx_sig_t *res; /**< Zero-input response (ringing) */ + spx_sig_t *sw; /**< Perceptually weighted signal */ + const spx_word16_t *window; /**< LPC analysis window */ + spx_word16_t *lagWindow; /**< Auto-correlation window */ + spx_word16_t *autocorr; /**< Auto-correlation (for LPC analysis) */ + spx_coef_t *lpc; /**< LPC coefficients */ + spx_lsp_t *lsp; /**< LSP coefficients */ + spx_lsp_t *qlsp; /**< Quantized LSPs */ + spx_lsp_t *old_lsp; /**< LSPs of previous frame */ + spx_lsp_t *old_qlsp; /**< Quantized LSPs of previous frame */ + spx_lsp_t *interp_lsp; /**< Interpolated LSPs for current sub-frame */ + spx_lsp_t *interp_qlsp; /**< Interpolated quantized LSPs for current sub-frame */ + spx_coef_t *interp_lpc; /**< Interpolated LPCs for current sub-frame */ + spx_coef_t *interp_qlpc; /**< Interpolated quantized LPCs for current sub-frame */ + spx_coef_t *bw_lpc1; /**< Bandwidth-expanded version of LPCs (#1) */ + spx_coef_t *bw_lpc2; /**< Bandwidth-expanded version of LPCs (#2) */ + + spx_mem_t *mem_sp; /**< Synthesis signal memory */ spx_mem_t *mem_sp2; - spx_mem_t *mem_sw; /**< Perceptual signal memory */ + spx_mem_t *mem_sw; /**< Perceptual signal memory */ spx_word32_t *pi_gain; - - float vbr_quality; /**< Quality setting for VBR encoding */ - int vbr_enabled; /**< 1 for enabling VBR, 0 otherwise */ - int abr_enabled; /**< ABR setting (in bps), 0 if off */ + spx_sig_t *innov_save; /**< If non-NULL, innovation is copied here */ + spx_sig_t *low_innov; /**< Lower-band innovation is copied here magically */ + + float vbr_quality; /**< Quality setting for VBR encoding */ + int vbr_enabled; /**< 1 for enabling VBR, 0 otherwise */ + spx_int32_t vbr_max; /**< Max bit-rate allowed in VBR mode (total) */ + spx_int32_t vbr_max_high; /**< Max bit-rate allowed in VBR mode for the high-band */ + spx_int32_t abr_enabled; /**< ABR setting (in bps), 0 if off */ float abr_drift; float abr_drift2; float abr_count; - int vad_enabled; /**< 1 for enabling VAD, 0 otherwise */ + int vad_enabled; /**< 1 for enabling VAD, 0 otherwise */ float relative_quality; int encode_submode; @@ -103,7 +106,7 @@ typedef struct SBEncState { int submodeID; int submodeSelect; int complexity; - int sampling_rate; + spx_int32_t sampling_rate; } SBEncState; @@ -118,7 +121,7 @@ typedef struct SBDecState { int nbSubframes; int lpcSize; int first; - int sampling_rate; + spx_int32_t sampling_rate; int lpc_enh_enabled; char *stack; @@ -128,6 +131,7 @@ typedef struct SBDecState { spx_word32_t *g0_mem, *g1_mem; spx_sig_t *exc; + spx_sig_t *excBuf; spx_lsp_t *qlsp; spx_lsp_t *old_qlsp; spx_lsp_t *interp_qlsp; @@ -135,6 +139,9 @@ typedef struct SBDecState { spx_mem_t *mem_sp; spx_word32_t *pi_gain; + spx_sig_t *innov_save; /** If non-NULL, innovation is copied here */ + spx_sig_t *low_innov; /** Lower-band innovation is copied here magically */ + spx_int32_t seed; int encode_submode; |