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105 lines
3.5 KiB
105 lines
3.5 KiB
/*
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computeLPTest.c
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Copyright (C) 2011 Belledonne Communications, Grenoble, France
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Author : Johan Pascal
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This program is free software; you can redistribute it and/or
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modify it under the terms of the GNU General Public License
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as published by the Free Software Foundation; either version 2
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of the License, or (at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program; if not, write to the Free Software
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Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
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*/
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/*****************************************************************************/
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/* */
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/* Test Program for computeLP Bloc */
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/* Input: a CSV text with 240 values of 16 bits PCM on each row */
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/* Ouput: 10 LP values in Q12 */
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/* */
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/*****************************************************************************/
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#include <stdio.h>
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#include <stdlib.h>
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#include <string.h>
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#include "typedef.h"
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#include "codecParameters.h"
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#include "basicOperationsMacros.h"
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#include "testUtils.h"
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#include "computeLP.h"
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int main(int argc, char *argv[] )
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{
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/*** get calling argument ***/
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char *filePrefix;
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getArgument(argc, argv, &filePrefix); /* check argument and set filePrefix if needed */
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/*** input and output file pointers ***/
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FILE *fpInput;
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FILE *fpOutput;
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/*** input and output buffers ***/
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word16_t inputBuffer[L_LP_ANALYSIS_WINDOW];
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word16_t LPCoefficients[NB_LSP_COEFF];
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/*** inits ***/
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/* open the input file */
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if ( (fpInput = fopen(argv[1], "r")) == NULL) {
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printf("%s - Error: can't open file %s\n", argv[0], argv[1]);
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exit(-1);
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}
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/* create the output file(filename is the same than input file with the .out extension) */
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char *outputFile = malloc((strlen(filePrefix)+5)*sizeof(char));
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sprintf(outputFile, "%s.out",filePrefix);
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if ( (fpOutput = fopen(outputFile, "w")) == NULL) {
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printf("%s - Error: can't create file %s\n", argv[0], outputFile);
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exit(-1);
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}
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/*** init of the tested bloc ***/
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/*** initialisation complete ***/
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/*** loop over input file ***/
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while(1) /* infinite loop, escape condition is in the reading of data */
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{
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int i;
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/* by-products of computeLP used for VAD/DTX, not tested here */
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word32_t reflectionCoefficients[10];
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word32_t autoCorrelationCoefficients[11];
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word32_t noLagAutoCorrelationCoefficients[11];
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int8_t autoCorrelationCoefficientsScale;
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/* read the input data until we have some */
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if (fscanf(fpInput,"%hd",&(inputBuffer[0])) != 1) break;
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for (i=1; i<L_LP_ANALYSIS_WINDOW; i++) {
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if (fscanf(fpInput,",%hd",&(inputBuffer[i])) != 1) break;
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}
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/* call the preProcessing function: output will replace the input in the buffer */
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computeLP(inputBuffer, LPCoefficients, reflectionCoefficients, autoCorrelationCoefficients, noLagAutoCorrelationCoefficients, &autoCorrelationCoefficientsScale, 11);
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/* write the output to the output file */
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fprintf(fpOutput,"%d", LPCoefficients[0]);
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for (i=1; i<NB_LSP_COEFF; i++) {
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fprintf(fpOutput,",%d", LPCoefficients[i]);
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}
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fprintf(fpOutput,"\n");
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}
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exit (0);
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}
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