int download_file(char* url, char* filename)
{
FILE *fp;
CURL *curl;
CURLcode download_status = CURLE_FAILED_INIT;
if ((curl = curl_easy_init()) != NULL)
{
open_binary_output_file(&fp, filename);
set_curl_options (curl, url, write_data_callback, fp);
download_status = perform_curl_download(curl);
fclose(fp);
}
if (download_status == CURLE_OK)
return 1;
else
return 0;
}
int main( int argc, char *argv[] )
{
int i;
char fn_inspeech[80], fn_outspeech[80];
FILE *fin, *fout;
int numread, nsamp;
float temp[MAXSF];
unsigned long frame_num;
unsigned long total_frames;
unsigned long fer_count;
struct ENCODER_MEM encoder_memory;
struct DECODER_MEM decoder_memory;
struct PACKET packet;
struct CONTROL control;
int input_format;
int output_format;
#if USE_CALLOC
float *in_speech;
float *out_speech;
#else
float in_speech[FSIZE+LPCSIZE-FSIZE+LPCOFFSET];
float out_speech[FSIZE];
#endif
memset(&encoder_memory, 0, sizeof(encoder_memory));
memset(&decoder_memory, 0, sizeof(decoder_memory));
memset(&packet, 0, sizeof(packet));
memset(&control, 0, sizeof(control));
#if USE_CALLOC
alloc_mem_for_speech(&in_speech, &out_speech);
#endif
for(i = 0; i < argc; i++)
fprintf(stdout, "%s ", argv[i]);
fprintf(stdout, "\n");
parse_command_line(argc, argv, fn_inspeech, fn_outspeech, &control);
initialize_encoder_and_decoder(&encoder_memory, &decoder_memory,
&control);
print_welcome_message();
/*** Init TTY/TDD Routines and Varibles ***/
if( tty_debug_flag )
tty_debug();
if( tty_option == TTY_NO_GAIN )
{
fprintf(stdout," TTY OPTION = NO GAIN\n");
init_tty_enc( &tty_enc_char, &tty_enc_header, &tty_enc_baud_rate);
init_tty_dec();
}
else
{
tty_option = 0;
fprintf(stdout," TTY OPTION = OFF\n");
}
if( trans_fname != NULL )
{
fprintf(stdout,"FER SIMULATOR ON: seed = %d\n",fer_sim_seed);
}
for(i = 0; i < LPCORDER; i++)
packet.lsp[i] = packet.lpc[i] = 0;
encoder_memory.frame_num = 0;
frame_num = 0;
fer_count = 0;
if (control.decode_only == YES)
{
/* Input is a CELP file */
switch (control.celp_file_format)
{
case FORMAT_PACKET:
open_binary_input_file(&fin, fn_inspeech);
total_frames = GetNumFrames(fin, sizeof(short)*WORDS_PER_PACKET);
input_format = FORMAT_PACKET;
break;
case FORMAT_QCP:
open_qcp_input_file(&fin, fn_inspeech);
total_frames = get_qcp_packet_count();
input_format = FORMAT_QCP;
break;
default:
fprintf(stderr, "unsupported decode_only input format %d\n", control.celp_file_format);
exit(-2);
}
}
else
{
/* Input is an audio file */
open_binary_input_file(&fin, fn_inspeech);
input_format = FORMAT_RAW_AUDIO;
total_frames = GetNumFrames(fin, sizeof(short)*FSIZE);
}
if ((control.form_res_out == YES)
|| (control.target_after_out == YES)
|| (control.cb_out == YES)
|| (control.pitch_out == YES))
{
/* Output is encoder state for debugging */
open_binary_output_file(&fout, fn_outspeech);
output_format = FORMAT_DEBUG_OUTPUT;
}
else if (control.encode_only == YES)
{
/* Output is a CELP file */
switch (control.celp_file_format)
{
case FORMAT_PACKET:
open_binary_output_file(&fout, fn_outspeech);
output_format = FORMAT_PACKET;
break;
case FORMAT_QCP:
open_qcp_output_file(&fout, fn_outspeech, total_frames);
output_format = FORMAT_QCP;
break;
default:
fprintf(stderr, "unsupported encode_only output format %d\n", control.celp_file_format);
exit(-2);
}
}
else
{
/* Output is an audio file */
open_binary_output_file(&fout, fn_outspeech);
output_format = FORMAT_RAW_AUDIO;
}
if(control.decode_only == NO)
{
#if 0
if (read_samples(fin, in_speech, LPCSIZE-FSIZE+LPCOFFSET)
!=LPCSIZE-FSIZE+LPCOFFSET)
{
printf("Not even enough samples for 1 frame!\n");
usage(&control);
}
#else
for( i=0 ; i < LPCSIZE-FSIZE+LPCOFFSET ; i++ )
{
in_speech[i] = 0;
}
#endif
}
/*-----------------------------------------------
* Main Loop
*------------------------------------------------*/
while( control.num_frames == UNLIMITED || frame_num < control.num_frames )
{
fprintf(stderr,"Processing %lu of %lu FER = %.2f%%\r",
frame_num, total_frames, 100.0*fer_count/(frame_num+1));
if (control.decode_only==NO)
{
nsamp = read_samples(fin, &in_speech[LPCSIZE-FSIZE+LPCOFFSET], FSIZE);
if( nsamp <= 0 )
{
break;
}
else if(nsamp < FSIZE)
{
for (i=nsamp; i<FSIZE; i++)
{
in_speech[LPCSIZE-FSIZE+LPCOFFSET+i]=0;
}
}
encoder(in_speech, &packet, &control,
&encoder_memory, out_speech);
update_snr(ENCODER, in_speech, out_speech, &(control.snr));
}
if (control.decode_only==YES)
{
if (input_format == FORMAT_QCP)
{
numread = read_qcp_packet(fin, packet.data, WORDS_PER_PACKET);
if (numread == 0) break;
}
else
{
/* FORMAT_PACKET */
numread = read_packet(fin, packet.data, WORDS_PER_PACKET);
if( numread != WORDS_PER_PACKET)
{
if(numread != 0)
{
fprintf(stderr,
"%s: Wrong number of words read: %d\n", argv[0], numread);
}
break;
}
}
}
if(control.encode_only==NO)
{
if (control.output_encoder_speech==NO)
{
decoder(out_speech, &packet, &control, &decoder_memory);
if( packet.data[0] == ERASURE )
{
fer_count++;
}
if(control.decode_only==NO)
{
update_snr(DECODER, in_speech, out_speech, &(control.snr));
}
}
i = write_samples(fout,out_speech,FSIZE);
}
else
{
if( trans_fname != NULL )
{
fer_sim( &(packet.data[0]) );
}
if( packet.data[0] == ERASURE )
{
fer_count++;
}
if (output_format == FORMAT_QCP)
{
i = write_qcp_packet(fout, packet.data, WORDS_PER_PACKET);
}
else
{
i = write_packet(fout, packet.data, WORDS_PER_PACKET);
}
}
/***** Update in_speech buffer ***************/
for (i=0; i<LPCSIZE-FSIZE+LPCOFFSET; i++)
{
in_speech[i]=in_speech[i+FSIZE];
}
frame_num++;
encoder_memory.frame_num = frame_num;
} /* end main while() */
if (output_format == FORMAT_QCP)
{
finish_qcp_output_file(fout);
}
fclose(fin);
fclose(fout);
if ((control.encode_only==NO)&&(control.decode_only==NO))
{
compute_snr(&(control.snr), &control);
}
if( control.decode_only == NO )
{
/* calculate the avg. rate for active speech for the entire file */
temp[0] = (encoder_memory.full_cnt + encoder_memory.full_force +
encoder_memory.full_cnt_t + encoder_memory.full_force_t)*14.4+
(encoder_memory.half_cnt + encoder_memory.half_force +
encoder_memory.half_cnt_t + encoder_memory.half_force_t)*7.2+
(encoder_memory.quarter_cnt + encoder_memory.quarter_cnt_t)*3.6;
temp[0] /= (encoder_memory.total_speech_frames+
(STATWINDOW-encoder_memory.block_cnt));
if(control.reduced_rate_flag != 0)
{
printf("\n The target_snr_threshold at the end of the run was %f",
encoder_memory.target_snr_thr);
printf("\n The average rate for the entire file was %f",temp[0]);
i = STATWINDOW-encoder_memory.block_cnt+encoder_memory.total_speech_frames;
temp[1] = i;
printf("\n The # of speech frames in the file is = %d",i);
i = encoder_memory.full_cnt+encoder_memory.full_cnt_t;
printf("\n The percent of frames at 14.4 is %f",100.0*i/temp[1]);
i = encoder_memory.full_force+encoder_memory.full_force_t;
printf("\n The percent of frames forced to 14.4 is %f",100.*i/temp[1]);
i = encoder_memory.half_cnt+encoder_memory.half_cnt_t;
printf("\n The percent of frames at 7.2 is %f",100.*i/temp[1]);
i = encoder_memory.half_force+encoder_memory.half_force_t;
printf("\n The percent of frames forced to 7.2 is %f",100.*i/temp[1]);
i = encoder_memory.quarter_cnt+encoder_memory.quarter_cnt_t;
printf("\n The percent of frames coded at 3.6 is %f\n",100.*i/temp[1]);
}
}
if(control.encode_only == NO)
print_erasure_count();
free_encoder_and_decoder(&encoder_memory, &decoder_memory);
#if USE_CALLOC
free((char*) in_speech);
free((char*) out_speech);
#endif
print_farewell_message();
exit(0);
}/* end of main() */