43   printf("\nUsage:");  in printUsage()
44   printf("\n     downmixtest <input_file> <out_file> [options]\n");  in printUsage()
45   printf("\nwhere,");  in printUsage()
46   printf("\n     <input_file>  is the input file name");  in printUsage()
47   printf("\n                  on which LVM effects are applied");  in printUsage()
48   printf("\n     <output_file> processed output file");  in printUsage()
49   printf("\n     and options are mentioned below");  in printUsage()
50   printf("\n");  in printUsage()
51   printf("\n      -h");  in printUsage()
52   printf("\n           Prints this usage information");  in printUsage()
53   printf("\n");  in printUsage()
54   printf("\n     -ch_fmt:<format_of_input_audio>");  in printUsage()
55   printf("\n         0:AUDIO_CHANNEL_OUT_7POINT1(default)");  in printUsage()
56   printf("\n         1:AUDIO_CHANNEL_OUT_5POINT1_SIDE");  in printUsage()
57   printf("\n         2:AUDIO_CHANNEL_OUT_5POINT1_BACK");  in printUsage()
58   printf("\n         3:AUDIO_CHANNEL_OUT_QUAD_SIDE");  in printUsage()
59   printf("\n         4:AUDIO_CHANNEL_OUT_QUAD_BACK");  in printUsage()
60   printf("\n");  in printUsage()
61   printf("\n     -fch:<file_channels> (1 through 8)");  in printUsage()
62   printf("\n");  in printUsage()
165   printf("frameCounter: [%d]\n", frameCounter);  in DownmixExecute()
213     printf("%s ", argv[i]);  in main()
233         printf("Unsupported Sampling Frequency : %d", samplingFreq);  in main()
268         printf("Unsupported number of file channels : %d", fChannels);  in main()
287     printf("Cannot open input file %s", infile);  in main()
292     printf("Cannot open output file %s", outfile);  in main()
302     printf("Error: %d\n", err);  in main()