You can not select more than 25 topics Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
 
 
 
 
 

160 lines
6.1 KiB

/*
decoderMultiChannelTest.c
Copyright (C) 2011 Belledonne Communications, Grenoble, France
Author : Johan Pascal
This program is free software; you can redistribute it and/or
modify it under the terms of the GNU General Public License
as published by the Free Software Foundation; either version 2
of the License, or (at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
*/
/*****************************************************************************/
/* */
/* Test Program for decoder on multichannels */
/* Input: 15 parameters and the frame erasure flag on each row of a */
/* a text CSV file in variable number of files */
/* Ouput: the reconstructed signal : each frame (80 16 bits PCM values) */
/* on a row of a text CSV file in same amount of files */
/* */
/* All arguments shall be filenames for input file */
/* output file keep the prefix and change the file extension to .out.multi*/
/* */
/*****************************************************************************/
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <math.h>
#include <time.h>
#include "typedef.h"
#include "codecParameters.h"
#include "utils.h"
#include "testUtils.h"
#include "bcg729/decoder.h"
#define MAX_CHANNEL_NBR 50
int main(int argc, char *argv[] )
{
int i;
/*** get calling argument ***/
char *filePrefix[MAX_CHANNEL_NBR];
getArgumentsMultiChannel(argc, argv, filePrefix); /* check argument and set filePrefix if needed */
/*** input and output file pointers ***/
FILE *fpInput[MAX_CHANNEL_NBR];
FILE *fpOutput[MAX_CHANNEL_NBR];
FILE *fpBinOutput[MAX_CHANNEL_NBR];
/*** input and output buffers ***/
uint16_t inputBuffer[NB_PARAMETERS+1]; /* input buffer: an array containing the 15 parameters and the frame erasure flag */
int16_t outputBuffer[L_FRAME]; /* output buffer: the reconstructed signal */
uint8_t bitStream[10]; /* binary input for the decoder */
bcg729DecoderChannelContextStruct *decoderChannelContext[MAX_CHANNEL_NBR]; /* context array, one per channel */
/*** inits ***/
for (i=0; i<argc-1; i++) {
/* open the inputs file */
if ( (fpInput[i] = fopen(argv[i+1], "r")) == NULL) {
printf("%s - Error: can't open file %s\n", argv[0], argv[i+1]);
exit(-1);
}
/* create the outputs file(filename is the same than input file with the .out extension) */
char *outputFile = malloc((strlen(filePrefix[i])+15)*sizeof(char));
sprintf(outputFile, "%s.out.multi",filePrefix[i]);
if ( (fpOutput[i] = fopen(outputFile, "w")) == NULL) {
printf("%s - Error: can't create file %s\n", argv[i], outputFile);
exit(-1);
}
sprintf(outputFile, "%s.multi.pcm",filePrefix[i]);
if ( (fpBinOutput[i] = fopen(outputFile, "wb")) == NULL) {
printf("%s - Error: can't create file %s\n", argv[0], outputFile);
exit(-1);
}
/*** init of the tested bloc ***/
decoderChannelContext[i] = initBcg729DecoderChannel();
}
/*** initialisation complete ***/
/* perf measurement */
clock_t start, end;
double cpu_time_used=0.0;
int framesNbr =0;
/* increase LOOP_N to increase input length and perform a more accurate profiling or perf measurement */
#define LOOP_N 1
int j,k;
for (j=0; j<LOOP_N; j++) {
/* perf measurement */
/*** loop over inputs file ***/
int endedFilesNbr = 0;
int endedFiles[MAX_CHANNEL_NBR];
for (k=0; k<argc-1; k++) { /* reset the array of boolean containing a flag for files already read */
endedFiles[k]=0;
}
while (endedFilesNbr<argc-1) { /* loop until the longest file is over */
for (k=0; k<argc-1; k++) { /* read one frame on each not ended file */
if (endedFiles[k]==0) { /* read only if the file is not over */
if (fscanf(fpInput[k], "%hd,%hd,%hd,%hd,%hd,%hd,%hd,%hd,%hd,%hd,%hd,%hd,%hd,%hd,%hd,%hd", &(inputBuffer[0]), &(inputBuffer[1]), &(inputBuffer[2]), &(inputBuffer[3]), &(inputBuffer[4]), &(inputBuffer[5]), &(inputBuffer[6]), &(inputBuffer[7]), &(inputBuffer[8]), &(inputBuffer[9]), &(inputBuffer[10]), &(inputBuffer[11]), &(inputBuffer[12]), &(inputBuffer[13]), &(inputBuffer[14]), &(inputBuffer[15]))==16) /* index 4 and 5 are inverted to get P0 in 4 and P1 in 5 in the array */
{ /* input buffer contains the parameters and in [15] the frame erasure flag */
int i;
framesNbr++;
parametersArray2BitStream(inputBuffer, bitStream);
start = clock();
bcg729Decoder(decoderChannelContext[k], bitStream, inputBuffer[15], outputBuffer);
end = clock();
cpu_time_used += ((double) (end - start));
/* write the output to the output file */
if (j==0) {
fprintf(fpOutput[k],"%d",outputBuffer[0]);
for (i=1; i<L_FRAME; i++) {
fprintf(fpOutput[k],",%d",outputBuffer[i]);
}
fprintf(fpOutput[k],"\n");
/* write the ouput to raw data file */
fwrite(outputBuffer, sizeof(int16_t), L_FRAME, fpBinOutput[k]);
}
} else { /* we've reach the end of the file */
endedFiles[k]=1;
endedFilesNbr++;
}
}
}
}
/* perf measurement */
for (k=0; k<argc-1; k++) {
rewind(fpInput[k]);
}
}
/* close decoder channels */
for (k=0; k<argc-1; k++) {
closeBcg729DecoderChannel(decoderChannelContext[k]);
}
/* Perf measurement: uncomment next line to print cpu usage */
printf("Decode %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));
/* perf measurement */
exit (0);
}