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178 lines
6.0 KiB
178 lines
6.0 KiB
/*
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encoderMultiChannelTest.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 encoder on multichannels */
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/* Input: the reconstructed signal : each frame (80 16 bits PCM values) */
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/* on a row of a text CSV file */
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/* Output: 15 parameters on each row of a text CSV file. */
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/* */
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/* All arguments shall be filenames for input file */
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/* output file keep the prefix and change the file extension to .out.multi*/
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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 <time.h>
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#include "typedef.h"
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#include "codecParameters.h"
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#include "utils.h"
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#include "testUtils.h"
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#include "bcg729/encoder.h"
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#define MAX_CHANNEL_NBR 50
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int main(int argc, char *argv[] )
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{
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int i,j,k;
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/*** get calling argument ***/
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char *filePrefix[MAX_CHANNEL_NBR];
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getArgumentsMultiChannel(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[MAX_CHANNEL_NBR];
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FILE *fpOutput[MAX_CHANNEL_NBR];
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/*** input and output buffers ***/
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int16_t inputBuffer[L_FRAME]; /* output buffer: the signal */
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uint16_t outputBuffer[NB_PARAMETERS]; /* output buffer: an array containing the 15 parameters */
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uint8_t bitStream[10]; /* binary output of the encoder */
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bcg729EncoderChannelContextStruct *encoderChannelContext[MAX_CHANNEL_NBR]; /* context, one per channel */
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uint16_t inputIsBinary[MAX_CHANNEL_NBR]; /* store the information on each input file format (CVS or binary PCM) */
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/*** inits ***/
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/* open the input file */
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for (i=0; i<argc-1; i++) {
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inputIsBinary[i] = 0;
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if (argv[i+1][strlen(argv[i+1])-1] == 'n') { /* input filename and by n, it's probably a .in : CSV file */
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if ( (fpInput[i] = fopen(argv[i+1], "r")) == NULL) {
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printf("%s - Error: can't open file %s\n", argv[0], argv[i+1]);
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exit(-1);
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}
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} else { /* it's probably a binary file */
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inputIsBinary[i] = 1;
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if ( (fpInput[i] = fopen(argv[i+1], "rb")) == NULL) {
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printf("%s - Error: can't open file %s\n", argv[0], argv[i+1]);
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exit(-1);
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}
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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[i])+15)*sizeof(char));
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sprintf(outputFile, "%s.out.multi",filePrefix[i]);
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if ( (fpOutput[i] = 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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encoderChannelContext[i] = initBcg729EncoderChannel();
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}
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/*** initialisation complete ***/
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/* perf measurement */
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clock_t start, end;
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double cpu_time_used=0.0;
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int framesNbr =0;
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/* increase LOOP_N to increase input length and perform a more accurate profiling or perf measurement */
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#define LOOP_N 1
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for (j=0; j<LOOP_N; j++) {
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/* perf measurement */
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/*** loop over inputs file ***/
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int endedFilesNbr = 0;
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int endedFiles[MAX_CHANNEL_NBR];
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for (k=0; k<argc-1; k++) { /* reset the array of boolean containing a flag for files already read */
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endedFiles[k]=0;
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}
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while (endedFilesNbr<argc-1) { /* loop until the longest file is over */
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for (k=0; k<argc-1; k++) { /* read one frame on each not ended file */
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if (endedFiles[k]==0) { /* read only if the file is not over */
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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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/* read the input data until we have some */
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if (inputIsBinary[k]) {
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if (fread(inputBuffer, sizeof(int16_t), L_FRAME, fpInput[k]) != L_FRAME) break;
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} else {
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if (fscanf(fpInput[k],"%hd",&(inputBuffer[0])) != 1) break;
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for (i=1; i<L_FRAME; i++) {
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if (fscanf(fpInput[k],",%hd",&(inputBuffer[i])) != 1) break;
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}
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}
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framesNbr++;
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start = clock();
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bcg729Encoder(encoderChannelContext[k], inputBuffer, bitStream);
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end = clock();
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cpu_time_used += ((double) (end - start));
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/* convert bitStream output in an array for easier debug */
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parametersBitStream2Array(bitStream, outputBuffer);
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if (j==0) {
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/* write the output to the output file */
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fprintf(fpOutput[k],"%d",outputBuffer[0]);
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for (i=1; i<NB_PARAMETERS; i++) {
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fprintf(fpOutput[k],",%d",outputBuffer[i]);
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}
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fprintf(fpOutput[k],",0\n");
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}
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}
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/* we've reach the end of the file */
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endedFiles[k]=1;
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endedFilesNbr++;
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}
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}
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}
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/* perf measurement */
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for (k=0; k<argc-1; k++) {
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rewind(fpInput[k]);
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}
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}
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/* close encoder channels */
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for (k=0; k<argc-1; k++) {
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closeBcg729EncoderChannel(encoderChannelContext[k]);
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}
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/* Perf measurement: uncomment next line to print cpu usage */
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printf("Encode %d frames in %f seconds : %f us/frame\n", framesNbr, cpu_time_used/CLOCKS_PER_SEC, cpu_time_used*1000000/((double)framesNbr*CLOCKS_PER_SEC));
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/* perf measurement */
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exit (0);
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}
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