diff options
Diffstat (limited to 'lib/rbcodec/codecs/libopus/celt/bands.h')
| -rw-r--r-- | lib/rbcodec/codecs/libopus/celt/bands.h | 31 |
1 files changed, 25 insertions, 6 deletions
diff --git a/lib/rbcodec/codecs/libopus/celt/bands.h b/lib/rbcodec/codecs/libopus/celt/bands.h index 9ff8ffd7ba..96ba52a649 100644 --- a/lib/rbcodec/codecs/libopus/celt/bands.h +++ b/lib/rbcodec/codecs/libopus/celt/bands.h @@ -39,7 +39,7 @@ /** Compute the amplitude (sqrt energy) in each of the bands * @param m Mode data * @param X Spectrum - * @param bands Square root of the energy for each band (returned) + * @param bandE Square root of the energy for each band (returned) */ void compute_band_energies(const CELTMode *m, const celt_sig *X, celt_ener *bandE, int end, int C, int M); @@ -49,16 +49,17 @@ void compute_band_energies(const CELTMode *m, const celt_sig *X, celt_ener *band equal to 1 * @param m Mode data * @param X Spectrum (returned normalised) - * @param bands Square root of the energy for each band + * @param bandE Square root of the energy for each band */ void normalise_bands(const CELTMode *m, const celt_sig * OPUS_RESTRICT freq, celt_norm * OPUS_RESTRICT X, const celt_ener *bandE, int end, int C, int M); /** Denormalise each band of X to restore full amplitude * @param m Mode data * @param X Spectrum (returned de-normalised) - * @param bands Square root of the energy for each band + * @param bandE Square root of the energy for each band */ -void denormalise_bands(const CELTMode *m, const celt_norm * OPUS_RESTRICT X, celt_sig * OPUS_RESTRICT freq, const celt_ener *bandE, int end, int C, int M); +void denormalise_bands(const CELTMode *m, const celt_norm * OPUS_RESTRICT X, + celt_sig * OPUS_RESTRICT freq, const opus_val16 *bandE, int start, int end, int C, int M); #define SPREAD_NONE (0) #define SPREAD_LIGHT (1) @@ -76,14 +77,30 @@ void measure_norm_mse(const CELTMode *m, float *X, float *X0, float *bandE, floa void haar1(celt_norm *X, int N0, int stride); /** Quantisation/encoding of the residual spectrum + * @param encode flag that indicates whether we're encoding (1) or decoding (0) * @param m Mode data + * @param start First band to process + * @param end Last band to process + 1 * @param X Residual (normalised) + * @param Y Residual (normalised) for second channel (or NULL for mono) + * @param collapse_masks Anti-collapse tracking mask + * @param bandE Square root of the energy for each band + * @param pulses Bit allocation (per band) for PVQ + * @param shortBlocks Zero for long blocks, non-zero for short blocks + * @param spread Amount of spreading to use + * @param dual_stereo Zero for MS stereo, non-zero for dual stereo + * @param intensity First band to use intensity stereo + * @param tf_res Time-frequency resolution change * @param total_bits Total number of bits that can be used for the frame (including the ones already spent) - * @param enc Entropy encoder + * @param balance Number of unallocated bits + * @param en Entropy coder state + * @param LM log2() of the number of 2.5 subframes in the frame + * @param codedBands Last band to receive bits + 1 + * @param seed Random generator seed */ void quant_all_bands(int encode, const CELTMode *m, int start, int end, celt_norm * X, celt_norm * Y, unsigned char *collapse_masks, const celt_ener *bandE, int *pulses, - int time_domain, int fold, int dual_stereo, int intensity, int *tf_res, + int shortBlocks, int spread, int dual_stereo, int intensity, int *tf_res, opus_int32 total_bits, opus_int32 balance, ec_ctx *ec, int M, int codedBands, opus_uint32 *seed); void anti_collapse(const CELTMode *m, celt_norm *X_, unsigned char *collapse_masks, int LM, int C, int size, @@ -92,4 +109,6 @@ void anti_collapse(const CELTMode *m, celt_norm *X_, unsigned char *collapse_mas opus_uint32 celt_lcg_rand(opus_uint32 seed); +int hysteresis_decision(opus_val16 val, const opus_val16 *thresholds, const opus_val16 *hysteresis, int N, int prev); + #endif /* BANDS_H */ |