int main(int argc, char **argv)
{
int nb_samples, total_samples=0, nb_encoded;
int c;
int option_index = 0;
char *inFile, *outFile;
FILE *fin, *fout;
short input[MAX_FRAME_SIZE];
celt_int32_t frame_size;
int quiet=0;
int nbBytes;
CELTMode *mode;
void *st;
unsigned char bits[MAX_FRAME_BYTES];
int with_skeleton = 0;
struct option long_options[] =
{
{"bitrate", required_argument, NULL, 0},
{"comp", required_argument, NULL, 0},
{"skeleton",no_argument,NULL, 0},
{"help", no_argument, NULL, 0},
{"quiet", no_argument, NULL, 0},
{"le", no_argument, NULL, 0},
{"be", no_argument, NULL, 0},
{"8bit", no_argument, NULL, 0},
{"16bit", no_argument, NULL, 0},
{"mono", no_argument, NULL, 0},
{"stereo", no_argument, NULL, 0},
{"rate", required_argument, NULL, 0},
{"version", no_argument, NULL, 0},
{"version-short", no_argument, NULL, 0},
{"comment", required_argument, NULL, 0},
{"author", required_argument, NULL, 0},
{"title", required_argument, NULL, 0},
{0, 0, 0, 0}
};
int print_bitrate=0;
celt_int32_t rate=44100;
celt_int32_t size;
int chan=1;
int fmt=16;
int lsb=1;
ogg_stream_state os;
ogg_stream_state so; /* ogg stream for skeleton bitstream */
ogg_page og;
ogg_packet op;
int bytes_written=0, ret, result;
int id=-1;
CELT051Header header;
char vendor_string[64];
char *comments;
int comments_length;
int close_in=0, close_out=0;
int eos=0;
celt_int32_t bitrate=-1;
char first_bytes[12];
int wave_input=0;
celt_int32_t lookahead = 0;
int bytes_per_packet=48;
int complexity=-127;
snprintf(vendor_string, sizeof(vendor_string), "Encoded with CELT\n");
comment_init(&comments, &comments_length, vendor_string);
/*Process command-line options*/
while(1)
{
c = getopt_long (argc, argv, "hvV",
long_options, &option_index);
if (c==-1)
break;
switch(c)
{
case 0:
if (strcmp(long_options[option_index].name,"bitrate")==0)
{
bitrate = atoi (optarg);
} else if (strcmp(long_options[option_index].name,"skeleton")==0)
{
with_skeleton=1;
} else if (strcmp(long_options[option_index].name,"help")==0)
{
usage();
exit(0);
} else if (strcmp(long_options[option_index].name,"quiet")==0)
{
quiet = 1;
} else if (strcmp(long_options[option_index].name,"version")==0)
{
version();
exit(0);
} else if (strcmp(long_options[option_index].name,"version-short")==0)
{
version_short();
exit(0);
} else if (strcmp(long_options[option_index].name,"le")==0)
{
lsb=1;
} else if (strcmp(long_options[option_index].name,"be")==0)
{
lsb=0;
} else if (strcmp(long_options[option_index].name,"8bit")==0)
{
fmt=8;
} else if (strcmp(long_options[option_index].name,"16bit")==0)
{
fmt=16;
} else if (strcmp(long_options[option_index].name,"stereo")==0)
{
chan=2;
} else if (strcmp(long_options[option_index].name,"mono")==0)
{
chan=1;
} else if (strcmp(long_options[option_index].name,"rate")==0)
{
rate=atoi (optarg);
} else if (strcmp(long_options[option_index].name,"comp")==0)
{
complexity=atoi (optarg);
} else if (strcmp(long_options[option_index].name,"comment")==0)
{
if (!strchr(optarg, '='))
{
fprintf (stderr, "Invalid comment: %s\n", optarg);
fprintf (stderr, "Comments must be of the form name=value\n");
exit(1);
}
comment_add(&comments, &comments_length, NULL, optarg);
} else if (strcmp(long_options[option_index].name,"author")==0)
{
comment_add(&comments, &comments_length, "author=", optarg);
} else if (strcmp(long_options[option_index].name,"title")==0)
{
comment_add(&comments, &comments_length, "title=", optarg);
}
break;
case 'h':
usage();
exit(0);
break;
case 'v':
version();
exit(0);
break;
case 'V':
print_bitrate=1;
break;
case '?':
usage();
exit(1);
break;
}
}
fprintf(stderr,"\nWARNING: This encoder is a CELT *PRERELEASE*. It produces streams that are\n"
" not decodable by ANY OTHER VERSION. These streams will NOT be\n"
" supported or decodable by any future CELT release.\n\n");
if (argc-optind!=2)
{
usage();
exit(1);
}
inFile=argv[optind];
outFile=argv[optind+1];
/*Initialize Ogg stream struct*/
srand(time(NULL));
if (ogg_stream_init(&os, rand())==-1)
{
fprintf(stderr,"Error: stream init failed\n");
exit(1);
}
if (with_skeleton && ogg_stream_init(&so, rand())==-1)
{
fprintf(stderr,"Error: stream init failed\n");
exit(1);
}
if (strcmp(inFile, "-")==0)
{
#if defined WIN32 || defined _WIN32
_setmode(_fileno(stdin), _O_BINARY);
#elif defined OS2
_fsetmode(stdin,"b");
#endif
fin=stdin;
}
else
{
fin = fopen(inFile, "rb");
if (!fin)
{
perror(inFile);
exit(1);
}
close_in=1;
}
{
fread(first_bytes, 1, 12, fin);
if (strncmp(first_bytes,"RIFF",4)==0 && strncmp(first_bytes,"RIFF",4)==0)
{
if (read_wav_header(fin, &rate, &chan, &fmt, &size)==-1)
exit(1);
wave_input=1;
lsb=1; /* CHECK: exists big-endian .wav ?? */
}
}
if (chan == 1)
{
if (bitrate < 0)
bitrate = 64;
if (bitrate < 32)
bitrate = 32;
if (bitrate > 110)
bitrate = 110;
}
else if (chan == 2)
{
if (bitrate < 0)
bitrate = 128;
if (bitrate < 64)
bitrate = 64;
if (bitrate > 150)
bitrate = 150;
} else {
fprintf (stderr, "Only mono and stereo are supported\n");
return 1;
}
mode = celt051_mode_create(rate, chan, 256, NULL);
if (!mode)
return 1;
celt051_mode_info(mode, CELT_GET_FRAME_SIZE, &frame_size);
bytes_per_packet = (bitrate*1000*frame_size/rate+4)/8;
celt051_header_init(&header, mode);
header.nb_channels = chan;
{
char *st_string="mono";
if (chan==2)
st_string="stereo";
if (!quiet)
fprintf (stderr, "Encoding %d Hz audio using %s (%d bytes per packet)\n",
header.sample_rate, st_string, bytes_per_packet);
}
/*fprintf (stderr, "Encoding %d Hz audio at %d bps using %s mode\n",
header.rate, mode->bitrate, mode->modeName);*/
/*Initialize CELT encoder*/
st = celt051_encoder_create(mode);
if (complexity!=-127) {
if (celt051_encoder_ctl(st, CELT_SET_COMPLEXITY(complexity)) != CELT_OK)
{
fprintf (stderr, "Only complexity 0 through 10 is supported\n");
return 1;
}
}
if (strcmp(outFile,"-")==0)
{
#if defined WIN32 || defined _WIN32
_setmode(_fileno(stdout), _O_BINARY);
#endif
fout=stdout;
}
else
{
fout = fopen(outFile, "wb");
if (!fout)
{
perror(outFile);
exit(1);
}
close_out=1;
}
if (with_skeleton) {
fprintf (stderr, "Warning: Enabling skeleton output may cause some decoders to fail.\n");
}
/* first packet should be the skeleton header. */
if (with_skeleton) {
add_fishead_packet(&so);
if ((ret = flush_ogg_stream_to_file(&so, fout))) {
fprintf (stderr,"Error: failed skeleton (fishead) header to output stream\n");
exit(1);
} else
bytes_written += ret;
}
/*Write header*/
{
unsigned char header_data[100];
int packet_size = celt051_header_to_packet(&header, header_data, 100);
op.packet = header_data;
op.bytes = packet_size;
op.b_o_s = 1;
op.e_o_s = 0;
op.granulepos = 0;
op.packetno = 0;
ogg_stream_packetin(&os, &op);
while((result = ogg_stream_flush(&os, &og)))
{
if(!result) break;
ret = oe_write_page(&og, fout);
if(ret != og.header_len + og.body_len)
{
fprintf (stderr,"Error: failed writing header to output stream\n");
exit(1);
}
else
bytes_written += ret;
}
op.packet = (unsigned char *)comments;
op.bytes = comments_length;
op.b_o_s = 0;
op.e_o_s = 0;
op.granulepos = 0;
op.packetno = 1;
ogg_stream_packetin(&os, &op);
}
/* fisbone packet should be write after all bos pages */
if (with_skeleton) {
add_fisbone_packet(&so, os.serialno, &header);
if ((ret = flush_ogg_stream_to_file(&so, fout))) {
fprintf (stderr,"Error: failed writing skeleton (fisbone )header to output stream\n");
exit(1);
} else
bytes_written += ret;
}
/* writing the rest of the celt header packets */
while((result = ogg_stream_flush(&os, &og)))
{
if(!result) break;
ret = oe_write_page(&og, fout);
if(ret != og.header_len + og.body_len)
{
fprintf (stderr,"Error: failed writing header to output stream\n");
exit(1);
}
else
bytes_written += ret;
}
free(comments);
/* write the skeleton eos packet */
if (with_skeleton) {
add_eos_packet_to_stream(&so);
if ((ret = flush_ogg_stream_to_file(&so, fout))) {
fprintf (stderr,"Error: failed writing skeleton header to output stream\n");
exit(1);
} else
bytes_written += ret;
}
if (!wave_input)
{
nb_samples = read_samples(fin,frame_size,fmt,chan,lsb,input, first_bytes, NULL);
} else {
nb_samples = read_samples(fin,frame_size,fmt,chan,lsb,input, NULL, &size);
}
if (nb_samples==0)
eos=1;
total_samples += nb_samples;
nb_encoded = -lookahead;
/*Main encoding loop (one frame per iteration)*/
while (!eos || total_samples>nb_encoded)
{
id++;
/*Encode current frame*/
nbBytes = celt051_encode(st, input, NULL, bits, bytes_per_packet);
if (nbBytes<0)
{
fprintf(stderr, "Got error %d while encoding. Aborting.\n", nbBytes);
break;
}
nb_encoded += frame_size;
if (wave_input)
{
nb_samples = read_samples(fin,frame_size,fmt,chan,lsb,input, NULL, &size);
} else {
nb_samples = read_samples(fin,frame_size,fmt,chan,lsb,input, NULL, NULL);
}
if (nb_samples==0)
{
eos=1;
}
if (eos && total_samples<=nb_encoded)
op.e_o_s = 1;
else
op.e_o_s = 0;
total_samples += nb_samples;
op.packet = (unsigned char *)bits;
op.bytes = nbBytes;
op.b_o_s = 0;
/*Is this redundent?*/
if (eos && total_samples<=nb_encoded)
op.e_o_s = 1;
else
op.e_o_s = 0;
op.granulepos = (id+1)*frame_size-lookahead;
if (op.granulepos>total_samples)
op.granulepos = total_samples;
/*printf ("granulepos: %d %d %d %d %d %d\n", (int)op.granulepos, id, nframes, lookahead, 5, 6);*/
op.packetno = 2+id;
ogg_stream_packetin(&os, &op);
/*Write all new pages (most likely 0 or 1)*/
while (ogg_stream_pageout(&os,&og))
{
ret = oe_write_page(&og, fout);
if(ret != og.header_len + og.body_len)
{
fprintf (stderr,"Error: failed writing header to output stream\n");
exit(1);
}
else
bytes_written += ret;
}
}
/*Flush all pages left to be written*/
while (ogg_stream_flush(&os, &og))
{
ret = oe_write_page(&og, fout);
if(ret != og.header_len + og.body_len)
{
fprintf (stderr,"Error: failed writing header to output stream\n");
exit(1);
}
else
bytes_written += ret;
}
celt051_encoder_destroy(st);
celt051_mode_destroy(mode);
ogg_stream_clear(&os);
if (close_in)
fclose(fin);
if (close_out)
fclose(fout);
return 0;
}
int main(int argc, char **argv)
{
int nb_samples, total_samples=0, nb_encoded;
int c;
int option_index = 0;
char *inFile, *outFile;
FILE *fin, *fout;
short input[MAX_FRAME_SIZE];
celt_int32 frame_size = 960;
int quiet=0;
int nbBytes;
CELTMode *mode;
void *st;
unsigned char bits[MAX_FRAME_BYTES];
int with_cbr = 0;
int with_cvbr = 0;
int with_skeleton = 0;
int total_bytes = 0;
int peak_bytes = 0;
struct option long_options[] =
{
{"bitrate", required_argument, NULL, 0},
{"cbr",no_argument,NULL, 0},
{"cvbr",no_argument,NULL, 0},
{"comp", required_argument, NULL, 0},
{"nopf", no_argument, NULL, 0},
{"independent", no_argument, NULL, 0},
{"framesize", required_argument, NULL, 0},
{"skeleton",no_argument,NULL, 0},
{"help", no_argument, NULL, 0},
{"quiet", no_argument, NULL, 0},
{"le", no_argument, NULL, 0},
{"be", no_argument, NULL, 0},
{"8bit", no_argument, NULL, 0},
{"16bit", no_argument, NULL, 0},
{"mono", no_argument, NULL, 0},
{"stereo", no_argument, NULL, 0},
{"rate", required_argument, NULL, 0},
{"version", no_argument, NULL, 0},
{"version-short", no_argument, NULL, 0},
{"comment", required_argument, NULL, 0},
{"author", required_argument, NULL, 0},
{"title", required_argument, NULL, 0},
{0, 0, 0, 0}
};
int print_bitrate=0;
celt_int32 rate=48000;
celt_int32 size;
int chan=1;
int fmt=16;
int lsb=1;
ogg_stream_state os;
ogg_stream_state so; /* ogg stream for skeleton bitstream */
ogg_page og;
ogg_packet op;
int bytes_written=0, ret, result;
int id=-1;
CELTHeader header;
char vendor_string[64];
char *comments;
int comments_length;
int close_in=0, close_out=0;
int eos=0;
float bitrate=-1;
char first_bytes[12];
int wave_input=0;
celt_int32 lookahead = 0;
int bytes_per_packet=-1;
int complexity=-127;
int prediction=2;
/*Process command-line options*/
while(1)
{
c = getopt_long (argc, argv, "hvV",
long_options, &option_index);
if (c==-1)
break;
switch(c)
{
case 0:
if (strcmp(long_options[option_index].name,"bitrate")==0)
{
bitrate = atof (optarg);
} else if (strcmp(long_options[option_index].name,"cbr")==0)
{
with_cbr=1;
} else if (strcmp(long_options[option_index].name,"cvbr")==0)
{
with_cvbr=1;
} else if (strcmp(long_options[option_index].name,"skeleton")==0)
{
with_skeleton=1;
} else if (strcmp(long_options[option_index].name,"help")==0)
{
usage();
exit(0);
} else if (strcmp(long_options[option_index].name,"quiet")==0)
{
quiet = 1;
} else if (strcmp(long_options[option_index].name,"version")==0)
{
version();
exit(0);
} else if (strcmp(long_options[option_index].name,"version-short")==0)
{
version_short();
exit(0);
} else if (strcmp(long_options[option_index].name,"le")==0)
{
lsb=1;
} else if (strcmp(long_options[option_index].name,"be")==0)
{
lsb=0;
} else if (strcmp(long_options[option_index].name,"8bit")==0)
{
fmt=8;
} else if (strcmp(long_options[option_index].name,"16bit")==0)
{
fmt=16;
} else if (strcmp(long_options[option_index].name,"stereo")==0)
{
chan=2;
} else if (strcmp(long_options[option_index].name,"mono")==0)
{
chan=1;
} else if (strcmp(long_options[option_index].name,"rate")==0)
{
rate=atoi (optarg);
} else if (strcmp(long_options[option_index].name,"comp")==0)
{
complexity=atoi (optarg);
} else if (strcmp(long_options[option_index].name,"framesize")==0)
{
frame_size=atoi (optarg);
} else if (strcmp(long_options[option_index].name,"nopf")==0)
{
if (prediction>1)
prediction=1;
} else if (strcmp(long_options[option_index].name,"independent")==0)
{
prediction=0;
} else if (strcmp(long_options[option_index].name,"comment")==0)
{
if (!strchr(optarg, '='))
{
fprintf (stderr, "Invalid comment: %s\n", optarg);
fprintf (stderr, "Comments must be of the form name=value\n");
exit(1);
}
comment_add(&comments, &comments_length, NULL, optarg);
} else if (strcmp(long_options[option_index].name,"author")==0)
{
comment_add(&comments, &comments_length, "author=", optarg);
} else if (strcmp(long_options[option_index].name,"title")==0)
{
comment_add(&comments, &comments_length, "title=", optarg);
}
break;
case 'h':
usage();
exit(0);
break;
case 'v':
version();
exit(0);
break;
case 'V':
print_bitrate=1;
break;
case '?':
usage();
exit(1);
break;
}
}
if (argc-optind!=2)
{
usage();
exit(1);
}
inFile=argv[optind];
outFile=argv[optind+1];
/*Initialize Ogg stream struct*/
srand(time(NULL));
if (ogg_stream_init(&os, rand())==-1)
{
fprintf(stderr,"Error: stream init failed\n");
exit(1);
}
if (with_skeleton && ogg_stream_init(&so, rand())==-1)
{
fprintf(stderr,"Error: stream init failed\n");
exit(1);
}
if (strcmp(inFile, "-")==0)
{
#if defined WIN32 || defined _WIN32
_setmode(_fileno(stdin), _O_BINARY);
#elif defined OS2
_fsetmode(stdin,"b");
#endif
fin=stdin;
}
else
{
fin = fopen(inFile, "rb");
if (!fin)
{
perror(inFile);
exit(1);
}
close_in=1;
}
{
fread(first_bytes, 1, 12, fin);
if (strncmp(first_bytes,"RIFF",4)==0 && strncmp(first_bytes,"RIFF",4)==0)
{
if (read_wav_header(fin, &rate, &chan, &fmt, &size)==-1)
exit(1);
wave_input=1;
lsb=1; /* CHECK: exists big-endian .wav ?? */
}
}
if (bitrate<=0.005)
if (chan==1)
bitrate=64.0;
else
bitrate=128.0;
bytes_per_packet = MAX_FRAME_BYTES;
mode = celt_mode_create(rate, frame_size, NULL);
if (!mode)
return 1;
snprintf(vendor_string, sizeof(vendor_string), "Encoded with CELT %s\n",CELT_VERSION);
comment_init(&comments, &comments_length, vendor_string);
/*celt_mode_info(mode, CELT_GET_FRAME_SIZE, &frame_size);*/
celt_header_init(&header, mode, frame_size, chan);
header.nb_channels = chan;
{
char *st_string="mono";
if (chan==2)
st_string="stereo";
if (!quiet)
if (with_cbr)
fprintf (stderr, "Encoding %.0f kHz %s audio in %.0fms packets at %0.3fkbit/sec (%d bytes per packet, CBR)\n",
header.sample_rate/1000., st_string, frame_size/(float)header.sample_rate*1000., bitrate, bytes_per_packet);
else
fprintf (stderr, "Encoding %.0f kHz %s audio in %.0fms packets at %0.3fkbit/sec (%d bytes per packet maximum)\n",
header.sample_rate/1000., st_string, frame_size/(float)header.sample_rate*1000., bitrate, bytes_per_packet);
}
/*Initialize CELT encoder*/
st = celt_encoder_create_custom(mode, chan, NULL);
{
int tmp = (bitrate*1000);
if (celt_encoder_ctl(st, CELT_SET_BITRATE(tmp)) != CELT_OK)
{
fprintf (stderr, "bitrate request failed\n");
return 1;
}
}
if (!with_cbr)
{
if (celt_encoder_ctl(st, CELT_SET_VBR(1)) != CELT_OK)
{
fprintf (stderr, "VBR request failed\n");
return 1;
}
if (!with_cvbr)
{
if (celt_encoder_ctl(st, CELT_SET_VBR_CONSTRAINT(0)) != CELT_OK)
{
fprintf (stderr, "VBR constraint failed\n");
return 1;
}
}
}
if (celt_encoder_ctl(st, CELT_SET_PREDICTION(prediction)) != CELT_OK)
{
fprintf (stderr, "Prediction request failed\n");
return 1;
}
if (complexity!=-127) {
if (celt_encoder_ctl(st, CELT_SET_COMPLEXITY(complexity)) != CELT_OK)
{
fprintf (stderr, "Only complexity 0 through 10 is supported\n");
return 1;
}
}
if (strcmp(outFile,"-")==0)
{
#if defined WIN32 || defined _WIN32
_setmode(_fileno(stdout), _O_BINARY);
#endif
fout=stdout;
}
else
{
fout = fopen(outFile, "wb");
if (!fout)
{
perror(outFile);
exit(1);
}
close_out=1;
}
if (with_skeleton) {
fprintf (stderr, "Warning: Enabling skeleton output may cause some decoders to fail.\n");
}
/* first packet should be the skeleton header. */
if (with_skeleton) {
add_fishead_packet(&so);
if ((ret = flush_ogg_stream_to_file(&so, fout))) {
fprintf (stderr,"Error: failed skeleton (fishead) header to output stream\n");
exit(1);
} else
bytes_written += ret;
}
/*Write header*/
{
unsigned char header_data[100];
int packet_size = celt_header_to_packet(&header, header_data, 100);
op.packet = header_data;
op.bytes = packet_size;
op.b_o_s = 1;
op.e_o_s = 0;
op.granulepos = 0;
op.packetno = 0;
ogg_stream_packetin(&os, &op);
while((result = ogg_stream_flush(&os, &og)))
{
if(!result) break;
ret = oe_write_page(&og, fout);
if(ret != og.header_len + og.body_len)
{
fprintf (stderr,"Error: failed writing header to output stream\n");
exit(1);
}
else
bytes_written += ret;
}
op.packet = (unsigned char *)comments;
op.bytes = comments_length;
op.b_o_s = 0;
op.e_o_s = 0;
op.granulepos = 0;
op.packetno = 1;
ogg_stream_packetin(&os, &op);
}
/* fisbone packet should be write after all bos pages */
if (with_skeleton) {
add_fisbone_packet(&so, os.serialno, &header);
if ((ret = flush_ogg_stream_to_file(&so, fout))) {
fprintf (stderr,"Error: failed writing skeleton (fisbone )header to output stream\n");
exit(1);
} else
bytes_written += ret;
}
/* writing the rest of the celt header packets */
while((result = ogg_stream_flush(&os, &og)))
{
if(!result) break;
ret = oe_write_page(&og, fout);
if(ret != og.header_len + og.body_len)
{
fprintf (stderr,"Error: failed writing header to output stream\n");
exit(1);
}
else
bytes_written += ret;
}
free(comments);
/* write the skeleton eos packet */
if (with_skeleton) {
add_eos_packet_to_stream(&so);
if ((ret = flush_ogg_stream_to_file(&so, fout))) {
fprintf (stderr,"Error: failed writing skeleton header to output stream\n");
exit(1);
} else
bytes_written += ret;
}
if (!wave_input)
{
nb_samples = read_samples(fin,frame_size,fmt,chan,lsb,input, first_bytes, NULL);
} else {
nb_samples = read_samples(fin,frame_size,fmt,chan,lsb,input, NULL, &size);
}
if (nb_samples==0)
eos=1;
total_samples += nb_samples;
nb_encoded = -lookahead;
/*Main encoding loop (one frame per iteration)*/
while (!eos || total_samples>nb_encoded)
{
id++;
/*Encode current frame*/
nbBytes = celt_encode(st, input, frame_size, bits, bytes_per_packet);
if (nbBytes<0)
{
fprintf(stderr, "Got error %d while encoding. Aborting.\n", nbBytes);
break;
}
nb_encoded += frame_size;
total_bytes += nbBytes;
peak_bytes=IMAX(nbBytes,peak_bytes);
if (wave_input)
{
nb_samples = read_samples(fin,frame_size,fmt,chan,lsb,input, NULL, &size);
} else {
nb_samples = read_samples(fin,frame_size,fmt,chan,lsb,input, NULL, NULL);
}
if (nb_samples==0)
{
eos=1;
}
if (eos && total_samples<=nb_encoded)
op.e_o_s = 1;
else
op.e_o_s = 0;
total_samples += nb_samples;
op.packet = (unsigned char *)bits;
op.bytes = nbBytes;
op.b_o_s = 0;
/*Is this redundent?*/
if (eos && total_samples<=nb_encoded)
op.e_o_s = 1;
else
op.e_o_s = 0;
op.granulepos = (id+1)*frame_size-lookahead;
if (op.granulepos>total_samples)
op.granulepos = total_samples;
/*printf ("granulepos: %d %d %d %d %d %d\n", (int)op.granulepos, id, nframes, lookahead, 5, 6);*/
op.packetno = 2+id;
ogg_stream_packetin(&os, &op);
/*Write all new pages (most likely 0 or 1)*/
while (ogg_stream_pageout(&os,&og))
{
ret = oe_write_page(&og, fout);
if(ret != og.header_len + og.body_len)
{
fprintf (stderr,"Error: failed writing header to output stream\n");
exit(1);
}
else
bytes_written += ret;
}
}
/*Flush all pages left to be written*/
while (ogg_stream_flush(&os, &og))
{
ret = oe_write_page(&og, fout);
if(ret != og.header_len + og.body_len)
{
fprintf (stderr,"Error: failed writing header to output stream\n");
exit(1);
}
else
bytes_written += ret;
}
if (!with_cbr && !quiet)
fprintf (stderr, "Average rate %0.3fkbit/sec, %d peak bytes per packet\n", (total_bytes*8.0/((float)nb_encoded/header.sample_rate))/1000.0, peak_bytes);
celt_encoder_destroy(st);
celt_mode_destroy(mode);
ogg_stream_clear(&os);
if (close_in)
fclose(fin);
if (close_out)
fclose(fout);
return 0;
}
int main(int argc, char **argv)
{
int nb_samples, total_samples=0, nb_encoded;
int c;
int option_index = 0;
char *inFile, *outFile;
FILE *fin, *fout;
short input[MAX_FRAME_SIZE];
spx_int32_t frame_size;
int quiet=0;
spx_int32_t vbr_enabled=0;
spx_int32_t vbr_max=0;
int abr_enabled=0;
spx_int32_t vad_enabled=0;
spx_int32_t dtx_enabled=0;
int nbBytes;
const SpeexMode *mode=NULL;
int modeID = -1;
void *st;
SpeexBits bits;
char cbits[MAX_FRAME_BYTES];
int with_skeleton = 0;
struct option long_options[] =
{
{"wideband", no_argument, NULL, 0},
{"ultra-wideband", no_argument, NULL, 0},
{"narrowband", no_argument, NULL, 0},
{"vbr", no_argument, NULL, 0},
{"vbr-max-bitrate", required_argument, NULL, 0},
{"abr", required_argument, NULL, 0},
{"vad", no_argument, NULL, 0},
{"dtx", no_argument, NULL, 0},
{"quality", required_argument, NULL, 0},
{"bitrate", required_argument, NULL, 0},
{"nframes", required_argument, NULL, 0},
{"comp", required_argument, NULL, 0},
#ifdef USE_SPEEXDSP
{"denoise", no_argument, NULL, 0},
{"agc", no_argument, NULL, 0},
#endif
{"no-highpass", no_argument, NULL, 0},
{"skeleton",no_argument,NULL, 0},
{"help", no_argument, NULL, 0},
{"quiet", no_argument, NULL, 0},
{"le", no_argument, NULL, 0},
{"be", no_argument, NULL, 0},
{"8bit", no_argument, NULL, 0},
{"16bit", no_argument, NULL, 0},
{"stereo", no_argument, NULL, 0},
{"rate", required_argument, NULL, 0},
{"version", no_argument, NULL, 0},
{"version-short", no_argument, NULL, 0},
{"comment", required_argument, NULL, 0},
{"author", required_argument, NULL, 0},
{"title", required_argument, NULL, 0},
{"print-rate", no_argument, NULL, 0},
{0, 0, 0, 0}
};
int print_bitrate=0;
spx_int32_t rate=0;
spx_int32_t size;
int chan=1;
int fmt=16;
spx_int32_t quality=-1;
float vbr_quality=-1;
int lsb=1;
ogg_stream_state os;
ogg_stream_state so; /* ogg stream for skeleton bitstream */
ogg_page og;
ogg_packet op;
int bytes_written=0, ret, result;
int id=-1;
SpeexHeader header;
int nframes=1;
spx_int32_t complexity=3;
const char* speex_version;
char vendor_string[64];
char *comments;
int comments_length;
int close_in=0, close_out=0;
int eos=0;
spx_int32_t bitrate=0;
double cumul_bits=0, enc_frames=0;
char first_bytes[12];
int wave_input=0;
spx_int32_t tmp;
#ifdef USE_SPEEXDSP
SpeexPreprocessState *preprocess = NULL;
int denoise_enabled=0, agc_enabled=0;
#endif
int highpass_enabled=1;
int output_rate=0;
spx_int32_t lookahead = 0;
speex_lib_ctl(SPEEX_LIB_GET_VERSION_STRING, (void*)&speex_version);
snprintf(vendor_string, sizeof(vendor_string), "Encoded with Speex %s", speex_version);
comment_init(&comments, &comments_length, vendor_string);
/*Process command-line options*/
while(1)
{
c = getopt_long (argc, argv, "nwuhvV",
long_options, &option_index);
if (c==-1)
break;
switch(c)
{
case 0:
if (strcmp(long_options[option_index].name,"narrowband")==0)
{
modeID = SPEEX_MODEID_NB;
} else if (strcmp(long_options[option_index].name,"wideband")==0)
{
modeID = SPEEX_MODEID_WB;
} else if (strcmp(long_options[option_index].name,"ultra-wideband")==0)
{
modeID = SPEEX_MODEID_UWB;
} else if (strcmp(long_options[option_index].name,"vbr")==0)
{
vbr_enabled=1;
} else if (strcmp(long_options[option_index].name,"vbr-max-bitrate")==0)
{
vbr_max=atoi(optarg);
if (vbr_max<1)
{
fprintf (stderr, "Invalid VBR max bit-rate value: %d\n", vbr_max);
exit(1);
}
} else if (strcmp(long_options[option_index].name,"abr")==0)
{
abr_enabled=atoi(optarg);
if (!abr_enabled)
{
fprintf (stderr, "Invalid ABR value: %d\n", abr_enabled);
exit(1);
}
} else if (strcmp(long_options[option_index].name,"vad")==0)
{
vad_enabled=1;
} else if (strcmp(long_options[option_index].name,"dtx")==0)
{
dtx_enabled=1;
} else if (strcmp(long_options[option_index].name,"quality")==0)
{
quality = atoi (optarg);
vbr_quality=atof(optarg);
} else if (strcmp(long_options[option_index].name,"bitrate")==0)
{
bitrate = atoi (optarg);
} else if (strcmp(long_options[option_index].name,"nframes")==0)
{
nframes = atoi (optarg);
if (nframes<1)
nframes=1;
if (nframes>10)
nframes=10;
} else if (strcmp(long_options[option_index].name,"comp")==0)
{
complexity = atoi (optarg);
#ifdef USE_SPEEXDSP
} else if (strcmp(long_options[option_index].name,"denoise")==0)
{
denoise_enabled=1;
} else if (strcmp(long_options[option_index].name,"agc")==0)
{
agc_enabled=1;
#endif
} else if (strcmp(long_options[option_index].name,"no-highpass")==0)
{
highpass_enabled=0;
} else if (strcmp(long_options[option_index].name,"skeleton")==0)
{
with_skeleton=1;
} else if (strcmp(long_options[option_index].name,"help")==0)
{
usage();
exit(0);
} else if (strcmp(long_options[option_index].name,"quiet")==0)
{
quiet = 1;
} else if (strcmp(long_options[option_index].name,"version")==0)
{
version();
exit(0);
} else if (strcmp(long_options[option_index].name,"version-short")==0)
{
version_short();
exit(0);
} else if (strcmp(long_options[option_index].name,"print-rate")==0)
{
output_rate=1;
} else if (strcmp(long_options[option_index].name,"le")==0)
{
lsb=1;
} else if (strcmp(long_options[option_index].name,"be")==0)
{
lsb=0;
} else if (strcmp(long_options[option_index].name,"8bit")==0)
{
fmt=8;
} else if (strcmp(long_options[option_index].name,"16bit")==0)
{
fmt=16;
} else if (strcmp(long_options[option_index].name,"stereo")==0)
{
chan=2;
} else if (strcmp(long_options[option_index].name,"rate")==0)
{
rate=atoi (optarg);
} else if (strcmp(long_options[option_index].name,"comment")==0)
{
if (!strchr(optarg, '='))
{
fprintf (stderr, "Invalid comment: %s\n", optarg);
fprintf (stderr, "Comments must be of the form name=value\n");
exit(1);
}
comment_add(&comments, &comments_length, NULL, optarg);
} else if (strcmp(long_options[option_index].name,"author")==0)
{
comment_add(&comments, &comments_length, "author=", optarg);
} else if (strcmp(long_options[option_index].name,"title")==0)
{
comment_add(&comments, &comments_length, "title=", optarg);
}
break;
case 'n':
modeID = SPEEX_MODEID_NB;
break;
case 'h':
usage();
exit(0);
break;
case 'v':
version();
exit(0);
break;
case 'V':
print_bitrate=1;
break;
case 'w':
modeID = SPEEX_MODEID_WB;
break;
case 'u':
modeID = SPEEX_MODEID_UWB;
break;
case '?':
usage();
exit(1);
break;
}
}
if (argc-optind!=2)
{
usage();
exit(1);
}
inFile=argv[optind];
outFile=argv[optind+1];
/*Initialize Ogg stream struct*/
srand(time(NULL));
if (ogg_stream_init(&os, rand())==-1)
{
fprintf(stderr,"Error: stream init failed\n");
exit(1);
}
if (with_skeleton && ogg_stream_init(&so, rand())==-1)
{
fprintf(stderr,"Error: stream init failed\n");
exit(1);
}
if (strcmp(inFile, "-")==0)
{
#if defined WIN32 || defined _WIN32
_setmode(_fileno(stdin), _O_BINARY);
#elif defined OS2
_fsetmode(stdin,"b");
#endif
fin=stdin;
}
else
{
fin = fopen(inFile, "rb");
if (!fin)
{
perror(inFile);
exit(1);
}
close_in=1;
}
{
if (fread(first_bytes, 1, 12, fin) != 12)
{
perror("short file");
exit(1);
}
if (strncmp(first_bytes,"RIFF",4)==0 || strncmp(first_bytes,"riff",4)==0)
{
if (read_wav_header(fin, &rate, &chan, &fmt, &size)==-1)
exit(1);
wave_input=1;
lsb=1; /* CHECK: exists big-endian .wav ?? */
}
}
if (modeID==-1 && !rate)
{
/* By default, use narrowband/8 kHz */
modeID = SPEEX_MODEID_NB;
rate=8000;
} else if (modeID!=-1 && rate)
{
mode = speex_lib_get_mode (modeID);
if (rate>48000)
{
fprintf (stderr, "Error: sampling rate too high: %d Hz, try down-sampling\n", rate);
exit(1);
} else if (rate>25000)
{
if (modeID != SPEEX_MODEID_UWB)
{
fprintf (stderr, "Warning: Trying to encode in %s at %d Hz. I'll do it but I suggest you try ultra-wideband instead\n", mode->modeName , rate);
}
} else if (rate>12500)
{
if (modeID != SPEEX_MODEID_WB)
{
fprintf (stderr, "Warning: Trying to encode in %s at %d Hz. I'll do it but I suggest you try wideband instead\n", mode->modeName , rate);
}
} else if (rate>=6000)
{
if (modeID != SPEEX_MODEID_NB)
{
fprintf (stderr, "Warning: Trying to encode in %s at %d Hz. I'll do it but I suggest you try narrowband instead\n", mode->modeName , rate);
}
} else {
fprintf (stderr, "Error: sampling rate too low: %d Hz\n", rate);
exit(1);
}
} else if (modeID==-1)
{
if (rate>48000)
{
fprintf (stderr, "Error: sampling rate too high: %d Hz, try down-sampling\n", rate);
exit(1);
} else if (rate>25000)
{
modeID = SPEEX_MODEID_UWB;
} else if (rate>12500)
{
modeID = SPEEX_MODEID_WB;
} else if (rate>=6000)
{
modeID = SPEEX_MODEID_NB;
} else {
fprintf (stderr, "Error: Sampling rate too low: %d Hz\n", rate);
exit(1);
}
} else if (!rate)
{
if (modeID == SPEEX_MODEID_NB)
rate=8000;
else if (modeID == SPEEX_MODEID_WB)
rate=16000;
else if (modeID == SPEEX_MODEID_UWB)
rate=32000;
}
if (!quiet)
if (rate!=8000 && rate!=16000 && rate!=32000)
fprintf (stderr, "Warning: Speex is only optimized for 8, 16 and 32 kHz. It will still work at %d Hz but your mileage may vary\n", rate);
if (!mode)
mode = speex_lib_get_mode (modeID);
speex_init_header(&header, rate, 1, mode);
header.frames_per_packet=nframes;
header.vbr=vbr_enabled;
header.nb_channels = chan;
{
char *st_string="mono";
if (chan==2)
st_string="stereo";
if (!quiet)
fprintf (stderr, "Encoding %d Hz audio using %s mode (%s)\n",
header.rate, mode->modeName, st_string);
}
/*fprintf (stderr, "Encoding %d Hz audio at %d bps using %s mode\n",
header.rate, mode->bitrate, mode->modeName);*/
/*Initialize Speex encoder*/
st = speex_encoder_init(mode);
if (strcmp(outFile,"-")==0)
{
#if defined WIN32 || defined _WIN32
_setmode(_fileno(stdout), _O_BINARY);
#endif
fout=stdout;
}
else
{
fout = fopen(outFile, "wb");
if (!fout)
{
perror(outFile);
exit(1);
}
close_out=1;
}
speex_encoder_ctl(st, SPEEX_GET_FRAME_SIZE, &frame_size);
speex_encoder_ctl(st, SPEEX_SET_COMPLEXITY, &complexity);
speex_encoder_ctl(st, SPEEX_SET_SAMPLING_RATE, &rate);
if (quality >= 0)
{
if (vbr_enabled)
{
if (vbr_max>0)
speex_encoder_ctl(st, SPEEX_SET_VBR_MAX_BITRATE, &vbr_max);
speex_encoder_ctl(st, SPEEX_SET_VBR_QUALITY, &vbr_quality);
}
else
speex_encoder_ctl(st, SPEEX_SET_QUALITY, &quality);
}
if (bitrate)
{
if (quality >= 0 && vbr_enabled)
fprintf (stderr, "Warning: --bitrate option is overriding --quality\n");
speex_encoder_ctl(st, SPEEX_SET_BITRATE, &bitrate);
}
if (vbr_enabled)
{
tmp=1;
speex_encoder_ctl(st, SPEEX_SET_VBR, &tmp);
} else if (vad_enabled)
{
tmp=1;
speex_encoder_ctl(st, SPEEX_SET_VAD, &tmp);
}
if (dtx_enabled)
speex_encoder_ctl(st, SPEEX_SET_DTX, &tmp);
if (dtx_enabled && !(vbr_enabled || abr_enabled || vad_enabled))
{
fprintf (stderr, "Warning: --dtx is useless without --vad, --vbr or --abr\n");
} else if ((vbr_enabled || abr_enabled) && (vad_enabled))
{
fprintf (stderr, "Warning: --vad is already implied by --vbr or --abr\n");
}
if (with_skeleton) {
fprintf (stderr, "Warning: Enabling skeleton output may cause some decoders to fail.\n");
}
if (abr_enabled)
{
speex_encoder_ctl(st, SPEEX_SET_ABR, &abr_enabled);
}
speex_encoder_ctl(st, SPEEX_SET_HIGHPASS, &highpass_enabled);
speex_encoder_ctl(st, SPEEX_GET_LOOKAHEAD, &lookahead);
#ifdef USE_SPEEXDSP
if (denoise_enabled || agc_enabled)
{
preprocess = speex_preprocess_state_init(frame_size, rate);
speex_preprocess_ctl(preprocess, SPEEX_PREPROCESS_SET_DENOISE, &denoise_enabled);
speex_preprocess_ctl(preprocess, SPEEX_PREPROCESS_SET_AGC, &agc_enabled);
lookahead += frame_size;
}
#endif
/* first packet should be the skeleton header. */
if (with_skeleton) {
add_fishead_packet(&so);
if ((ret = flush_ogg_stream_to_file(&so, fout))) {
fprintf (stderr,"Error: failed skeleton (fishead) header to output stream\n");
exit(1);
} else
bytes_written += ret;
}
/*Write header*/
{
int packet_size;
op.packet = (unsigned char *)speex_header_to_packet(&header, &packet_size);
op.bytes = packet_size;
op.b_o_s = 1;
op.e_o_s = 0;
op.granulepos = 0;
op.packetno = 0;
ogg_stream_packetin(&os, &op);
free(op.packet);
while((result = ogg_stream_flush(&os, &og)))
{
if(!result) break;
ret = oe_write_page(&og, fout);
if(ret != og.header_len + og.body_len)
{
fprintf (stderr,"Error: failed writing header to output stream\n");
exit(1);
}
else
bytes_written += ret;
}
op.packet = (unsigned char *)comments;
op.bytes = comments_length;
op.b_o_s = 0;
op.e_o_s = 0;
op.granulepos = 0;
op.packetno = 1;
ogg_stream_packetin(&os, &op);
}
/* fisbone packet should be write after all bos pages */
if (with_skeleton) {
add_fisbone_packet(&so, os.serialno, &header);
if ((ret = flush_ogg_stream_to_file(&so, fout))) {
fprintf (stderr,"Error: failed writing skeleton (fisbone )header to output stream\n");
exit(1);
} else
bytes_written += ret;
}
/* writing the rest of the speex header packets */
while((result = ogg_stream_flush(&os, &og)))
{
if(!result) break;
ret = oe_write_page(&og, fout);
if(ret != og.header_len + og.body_len)
{
fprintf (stderr,"Error: failed writing header to output stream\n");
exit(1);
}
else
bytes_written += ret;
}
free(comments);
/* write the skeleton eos packet */
if (with_skeleton) {
add_eos_packet_to_stream(&so);
if ((ret = flush_ogg_stream_to_file(&so, fout))) {
fprintf (stderr,"Error: failed writing skeleton header to output stream\n");
exit(1);
} else
bytes_written += ret;
}
speex_bits_init(&bits);
if (!wave_input)
{
nb_samples = read_samples(fin,frame_size,fmt,chan,lsb,input, first_bytes, NULL);
} else {
nb_samples = read_samples(fin,frame_size,fmt,chan,lsb,input, NULL, &size);
}
if (nb_samples==0)
eos=1;
total_samples += nb_samples;
nb_encoded = -lookahead;
/*Main encoding loop (one frame per iteration)*/
while (!eos || total_samples>nb_encoded)
{
id++;
/*Encode current frame*/
if (chan==2)
speex_encode_stereo_int(input, frame_size, &bits);
#ifdef USE_SPEEXDSP
if (preprocess)
speex_preprocess(preprocess, input, NULL);
#endif
speex_encode_int(st, input, &bits);
nb_encoded += frame_size;
if (print_bitrate) {
int tmp;
char ch=13;
speex_encoder_ctl(st, SPEEX_GET_BITRATE, &tmp);
fputc (ch, stderr);
cumul_bits += tmp;
enc_frames += 1;
if (!quiet)
{
if (vad_enabled || vbr_enabled || abr_enabled)
fprintf (stderr, "Bitrate is use: %d bps (average %d bps) ", tmp, (int)(cumul_bits/enc_frames));
else
fprintf (stderr, "Bitrate is use: %d bps ", tmp);
if (output_rate)
printf ("%d\n", tmp);
}
}
if (wave_input)
{
nb_samples = read_samples(fin,frame_size,fmt,chan,lsb,input, NULL, &size);
} else {
nb_samples = read_samples(fin,frame_size,fmt,chan,lsb,input, NULL, NULL);
}
if (nb_samples==0)
{
eos=1;
}
if (eos && total_samples<=nb_encoded)
op.e_o_s = 1;
else
op.e_o_s = 0;
total_samples += nb_samples;
if ((id+1)%nframes!=0)
continue;
speex_bits_insert_terminator(&bits);
nbBytes = speex_bits_write(&bits, cbits, MAX_FRAME_BYTES);
speex_bits_reset(&bits);
op.packet = (unsigned char *)cbits;
op.bytes = nbBytes;
op.b_o_s = 0;
/*Is this redundent?*/
if (eos && total_samples<=nb_encoded)
op.e_o_s = 1;
else
op.e_o_s = 0;
op.granulepos = (id+1)*frame_size-lookahead;
if (op.granulepos>total_samples)
op.granulepos = total_samples;
/*printf ("granulepos: %d %d %d %d %d %d\n", (int)op.granulepos, id, nframes, lookahead, 5, 6);*/
op.packetno = 2+id/nframes;
ogg_stream_packetin(&os, &op);
/*Write all new pages (most likely 0 or 1)*/
while (ogg_stream_pageout(&os,&og))
{
ret = oe_write_page(&og, fout);
if(ret != og.header_len + og.body_len)
{
fprintf (stderr,"Error: failed writing header to output stream\n");
exit(1);
}
else
bytes_written += ret;
}
}
if ((id+1)%nframes!=0)
{
while ((id+1)%nframes!=0)
{
id++;
speex_bits_pack(&bits, 15, 5);
}
nbBytes = speex_bits_write(&bits, cbits, MAX_FRAME_BYTES);
op.packet = (unsigned char *)cbits;
op.bytes = nbBytes;
op.b_o_s = 0;
op.e_o_s = 1;
op.granulepos = (id+1)*frame_size-lookahead;
if (op.granulepos>total_samples)
op.granulepos = total_samples;
op.packetno = 2+id/nframes;
ogg_stream_packetin(&os, &op);
}
/*Flush all pages left to be written*/
while (ogg_stream_flush(&os, &og))
{
ret = oe_write_page(&og, fout);
if(ret != og.header_len + og.body_len)
{
fprintf (stderr,"Error: failed writing header to output stream\n");
exit(1);
}
else
bytes_written += ret;
}
speex_encoder_destroy(st);
speex_bits_destroy(&bits);
ogg_stream_clear(&os);
if (close_in)
fclose(fin);
if (close_out)
fclose(fout);
return 0;
}
