Lines Matching refs:lpc_error
1331 FLAC__double FLAC__lpc_compute_expected_bits_per_residual_sample(FLAC__double lpc_error, unsigned total_samples)
1339 return FLAC__lpc_compute_expected_bits_per_residual_sample_with_error_scale(lpc_error, error_scale);
1342 FLAC__double FLAC__lpc_compute_expected_bits_per_residual_sample_with_error_scale(FLAC__double lpc_error, FLAC__double error_scale)
1344 if(lpc_error > 0.0) {
1345 FLAC__double bps = (FLAC__double)0.5 * log(error_scale * lpc_error) / M_LN2;
1351 else if(lpc_error < 0.0) { /* error should not be negative but can happen due to inadequate floating-point resolution */
1359 unsigned FLAC__lpc_compute_best_order(const FLAC__double lpc_error[], unsigned max_order, unsigned total_samples, unsigned overhead_bits_per_order)
1361 unsigned order, index, best_index; /* 'index' the index into lpc_error; index==order-1 since lpc_error[0] is for order==1, lpc_error[1] is for order==2, etc */
1373 bits = FLAC__lpc_compute_expected_bits_per_residual_sample_with_error_scale(lpc_error[index], error_scale) * (FLAC__double)(total_samples - order) + (FLAC__double)(order * overhead_bits_per_order);
1380 return best_index+1; /* +1 since index of lpc_error[] is order-1 */
