int main ( int argc, char *argv[] ) {
Param params;
FlowCom *comPtr = NULL;
char line [ LINE_LEN ];
while ( argc > 1 ) {
if ( !strcmp( argv[1], "-D" ) ) {
setDebugFlag();
} else if ( !strcmp( argv[1], "-V" ) ) {
printf ( "%s\n", VERSION );
exit ( 0 );
} else {
break;
}
argv++;
argc--;
}
open_tempfile();
open_infile ( ( argc > 1 ) ? argv[ 1 ] : NULL );
tprintf ( "%% picture environment flowchart generated by flow " );
tprintf ( "%s\n", VERSION );
while ( readline_infile ( line, LINE_LEN ) != NULL ) {
if ( ( comPtr = getCommand ( line, params ) ) != NULL ) {
switch ( comPtr -> command ) {
case MACRO:
if ( doMacro ( params ) ) {
errout ( E_NO_END_MACRO );
}
break;
case EXPAND:
doExpand ( params );
break;
default:
if ( !doCommand ( comPtr, params ) ) {
return 10;
}
}
} else {
break;
}
}
close_infile();
close_tempfile();
apply_tempfile ( getPic(), ( argc > 2 ) ? argv[ 2 ] : NULL );
remove_tempfile();
// dumpFigure();
return 0; /* just to suppress the warning */
}
static int
lame_encoder(lame_global_flags * gf, FILE * outf, int nogap, char *inPath, char *outPath)
{
int ret;
ret = lame_encoder_loop(gf, outf, nogap, inPath, outPath);
fclose(outf); /* close the output file */
close_infile(); /* close the input file */
return ret;
}
static int
lame_decoder(lame_t gfp, FILE * outf, char *inPath, char *outPath)
{
short int Buffer[2][1152];
int i, iread;
double wavsize;
int tmp_num_channels = lame_get_num_channels(gfp);
int skip_start = samples_to_skip_at_start();
int skip_end = samples_to_skip_at_end();
DecoderProgress dp = 0;
if (!(tmp_num_channels >= 1 && tmp_num_channels <= 2)) {
error_printf("Internal error. Aborting.");
exit(-1);
}
if (global_ui_config.silent < 9) {
console_printf("\rinput: %s%s(%g kHz, %i channel%s, ",
strcmp(inPath, "-") ? inPath : "<stdin>",
strlen(inPath) > 26 ? "\n\t" : " ",
lame_get_in_samplerate(gfp) / 1.e3,
tmp_num_channels, tmp_num_channels != 1 ? "s" : "");
printInputFormat(gfp);
console_printf(")\noutput: %s%s(16 bit, Microsoft WAVE)\n",
strcmp(outPath, "-") ? outPath : "<stdout>",
strlen(outPath) > 45 ? "\n\t" : " ");
if (skip_start > 0)
console_printf("skipping initial %i samples (encoder+decoder delay)\n", skip_start);
if (skip_end > 0)
console_printf("skipping final %i samples (encoder padding-decoder delay)\n", skip_end);
switch (global_reader.input_format) {
case sf_mp3:
case sf_mp2:
case sf_mp1:
dp = decoder_progress_init(lame_get_num_samples(gfp),
global_decoder.mp3input_data.framesize);
break;
case sf_raw:
case sf_wave:
case sf_aiff:
default:
dp = decoder_progress_init(lame_get_num_samples(gfp),
lame_get_in_samplerate(gfp) < 32000 ? 576 : 1152);
break;
}
}
if (0 == global_decoder.disable_wav_header)
WriteWaveHeader(outf, 0x7FFFFFFF, lame_get_in_samplerate(gfp), tmp_num_channels, 16);
/* unknown size, so write maximum 32 bit signed value */
wavsize = 0;
do {
iread = get_audio16(gfp, Buffer); /* read in 'iread' samples */
if (iread >= 0) {
wavsize += iread;
if (dp != 0) {
decoder_progress(dp, &global_decoder.mp3input_data, iread);
}
put_audio16(outf, Buffer, iread, tmp_num_channels);
}
} while (iread > 0);
i = (16 / 8) * tmp_num_channels;
assert(i > 0);
if (wavsize <= 0) {
if (global_ui_config.silent < 10)
error_printf("WAVE file contains 0 PCM samples\n");
wavsize = 0;
}
else if (wavsize > 0xFFFFFFD0 / i) {
if (global_ui_config.silent < 10)
error_printf("Very huge WAVE file, can't set filesize accordingly\n");
wavsize = 0xFFFFFFD0;
}
else {
wavsize *= i;
}
/* if outf is seekable, rewind and adjust length */
if (!global_decoder.disable_wav_header && strcmp("-", outPath)
&& !fseek(outf, 0l, SEEK_SET))
WriteWaveHeader(outf, (int) wavsize, lame_get_in_samplerate(gfp), tmp_num_channels, 16);
fclose(outf);
close_infile();
if (dp != 0)
decoder_progress_finish(dp);
return 0;
}
int
lame_main(lame_t gf, int argc, char **argv)
{
unsigned char mp3buffer[LAME_MAXMP3BUFFER];
char inPath[PATH_MAX + 1];
char outPath[PATH_MAX + 1];
int Buffer[2][1152];
int maxx = 0, tmpx = 0;
int ret;
int wavsamples;
int mp3bytes;
FILE *outf;
char ip[16];
unsigned int port = 5004;
unsigned int ttl = 2;
char dummy;
if (argc <= 2) {
console_printf("Encode (via LAME) to mp3 with RTP streaming of the output\n"
"\n"
" mp3rtp ip[:port[:ttl]] [lame encoding options] infile outfile\n"
"\n"
" examples:\n"
" arecord -b 16 -s 22050 -w | ./mp3rtp 224.17.23.42:5004:2 -b 56 - /dev/null\n"
" arecord -b 16 -s 44100 -w | ./mp3rtp 10.1.1.42 -V2 -b128 -B256 - my_mp3file.mp3\n"
"\n");
return 1;
}
switch (sscanf(argv[1], "%11[.0-9]:%u:%u%c", ip, &port, &ttl, &dummy)) {
case 1:
case 2:
case 3:
break;
default:
error_printf("Illegal destination selector '%s', must be ip[:port[:ttl]]\n", argv[1]);
return -1;
}
rtp_initialization();
if (rtp_socket(ip, port, ttl)) {
rtp_deinitialization();
error_printf("fatal error during initialization\n");
return 1;
}
lame_set_errorf(gf, &frontend_errorf);
lame_set_debugf(gf, &frontend_debugf);
lame_set_msgf(gf, &frontend_msgf);
/* Remove the argumets that are rtp related, and then
* parse the command line arguments, setting various flags in the
* struct pointed to by 'gf'. If you want to parse your own arguments,
* or call libmp3lame from a program which uses a GUI to set arguments,
* skip this call and set the values of interest in the gf struct.
* (see lame.h for documentation about these parameters)
*/
{
int i;
int argc_mod = argc-1; /* leaving out exactly one argument */
char** argv_mod = calloc(argc_mod, sizeof(char*));
argv_mod[0] = argv[0];
for (i = 2; i < argc; ++i) { /* leaving out argument number 1, parsed above */
argv_mod[i-1] = argv[i];
}
parse_args(gf, argc_mod, argv_mod, inPath, outPath, NULL, NULL);
free(argv_mod);
}
/* open the output file. Filename parsed into gf.inPath */
if (0 == strcmp(outPath, "-")) {
lame_set_stream_binary_mode(outf = stdout);
}
else {
if ((outf = lame_fopen(outPath, "wb+")) == NULL) {
rtp_deinitialization();
error_printf("Could not create \"%s\".\n", outPath);
return 1;
}
}
/* open the wav/aiff/raw pcm or mp3 input file. This call will
* open the file with name gf.inFile, try to parse the headers and
* set gf.samplerate, gf.num_channels, gf.num_samples.
* if you want to do your own file input, skip this call and set
* these values yourself.
*/
if (init_infile(gf, inPath) < 0) {
rtp_deinitialization();
fclose(outf);
error_printf("Can't init infile '%s'\n", inPath);
return 1;
}
/* Now that all the options are set, lame needs to analyze them and
* set some more options
*/
ret = lame_init_params(gf);
if (ret < 0) {
if (ret == -1)
display_bitrates(stderr);
rtp_deinitialization();
fclose(outf);
close_infile();
error_printf("fatal error during initialization\n");
return -1;
}
lame_print_config(gf); /* print useful information about options being used */
if (global_ui_config.update_interval < 0.)
global_ui_config.update_interval = 2.;
/* encode until we hit EOF */
while ((wavsamples = get_audio(gf, Buffer)) > 0) { /* read in 'wavsamples' samples */
levelmessage(maxvalue(Buffer), &maxx, &tmpx);
mp3bytes = lame_encode_buffer_int(gf, /* encode the frame */
Buffer[0], Buffer[1], wavsamples,
mp3buffer, sizeof(mp3buffer));
rtp_output(mp3buffer, mp3bytes); /* write MP3 output to RTP port */
fwrite(mp3buffer, 1, mp3bytes, outf); /* write the MP3 output to file */
}
mp3bytes = lame_encode_flush(gf, /* may return one or more mp3 frame */
mp3buffer, sizeof(mp3buffer));
rtp_output(mp3buffer, mp3bytes); /* write MP3 output to RTP port */
fwrite(mp3buffer, 1, mp3bytes, outf); /* write the MP3 output to file */
lame_mp3_tags_fid(gf, outf); /* add VBR tags to mp3 file */
rtp_deinitialization();
fclose(outf);
close_infile(); /* close the sound input file */
return 0;
}
int
main(int argc, char **argv)
{
int ret;
lame_global_flags *gf;
char outPath[PATH_MAX + 1];
char nogapdir[PATH_MAX + 1];
char inPath[PATH_MAX + 1];
/* support for "nogap" encoding of up to 200 .wav files */
#define MAX_NOGAP 200
int nogapout = 0;
int max_nogap = MAX_NOGAP;
char *nogap_inPath[MAX_NOGAP];
int i;
FILE *outf;
#if macintosh
argc = ccommand(&argv);
#endif
#if defined(_WIN32)
/* set affinity back to all CPUs. Fix for EAC/lame on SMP systems from
"Todd Richmond" <*****@*****.**> */
typedef BOOL (WINAPI *SPAMFunc)(HANDLE, DWORD);
SPAMFunc func;
SYSTEM_INFO si;
if ((func = (SPAMFunc)GetProcAddress(GetModuleHandle("KERNEL32.DLL"),
"SetProcessAffinityMask")) != NULL) {
GetSystemInfo(&si);
func(GetCurrentProcess(), si.dwActiveProcessorMask);
}
#endif
#ifdef __EMX__
/* This gives wildcard expansion on Non-POSIX shells with OS/2 */
_wildcard(&argc, &argv);
#endif
for (i = 0; i < max_nogap; ++i) {
nogap_inPath[i] = malloc(PATH_MAX + 1);
}
memset(inPath, 0, sizeof(inPath));
/* initialize libmp3lame */
input_format = sf_unknown;
if (NULL == (gf = lame_init())) {
fprintf(stderr, "fatal error during initialization\n");
return 1;
}
if (argc <= 1) {
usage(stderr, argv[0]); /* no command-line args, print usage, exit */
return 1;
}
/* parse the command line arguments, setting various flags in the
* struct 'gf'. If you want to parse your own arguments,
* or call libmp3lame from a program which uses a GUI to set arguments,
* skip this call and set the values of interest in the gf struct.
* (see the file API and lame.h for documentation about these parameters)
*/
parse_args_from_string(gf, getenv("LAMEOPT"), inPath, outPath);
ret = parse_args(gf, argc, argv, inPath, outPath, nogap_inPath, &max_nogap);
if (ret < 0)
return ret == -2 ? 0 : 1;
if (update_interval < 0.)
update_interval = 2.;
if (outPath[0] != '\0' && max_nogap>0) {
strncpy(nogapdir, outPath, PATH_MAX + 1);
nogapout = 1;
}
/* initialize input file. This also sets samplerate and as much
other data on the input file as available in the headers */
if (max_nogap > 0) {
/* for nogap encoding of multiple input files, it is not possible to
* specify the output file name, only an optional output directory. */
parse_nogap_filenames(nogapout,nogap_inPath[0],outPath,nogapdir);
outf = init_files(gf, nogap_inPath[0], outPath);
}
else {
outf = init_files(gf, inPath, outPath);
}
if (outf == NULL) {
return -1;
}
/* Now that all the options are set, lame needs to analyze them and
* set some more internal options and check for problems
*/
i = lame_init_params(gf);
if (i < 0) {
if (i == -1) {
display_bitrates(stderr);
}
fprintf(stderr, "fatal error during initialization\n");
return i;
}
if (silent > 0
#ifndef RH_HIST
|| lame_get_VBR(gf) == vbr_off
#endif
) {
brhist = 0; /* turn off VBR histogram */
}
if (lame_get_decode_only(gf)) {
/* decode an mp3 file to a .wav */
if (mp3_delay_set)
lame_decoder(gf, outf, mp3_delay, inPath, outPath);
else
lame_decoder(gf, outf, 0, inPath, outPath);
}
else {
if (max_nogap > 0) {
/*
* encode multiple input files using nogap option
*/
for (i = 0; i < max_nogap; ++i) {
int use_flush_nogap = (i != (max_nogap - 1));
if (i > 0) {
parse_nogap_filenames(nogapout,nogap_inPath[i],outPath,nogapdir);
/* note: if init_files changes anything, like
samplerate, num_channels, etc, we are screwed */
outf = init_files(gf, nogap_inPath[i], outPath);
}
brhist_init_package(gf);
lame_set_nogap_total(gf, max_nogap);
lame_set_nogap_currentindex(gf, i);
ret =
lame_encoder(gf, outf, use_flush_nogap, nogap_inPath[i],
outPath);
if (silent<=0) print_lame_tag_leading_info(gf);
lame_mp3_tags_fid(gf, outf); /* add VBR tags to mp3 file */
if (silent<=0) print_trailing_info(gf);
fclose(outf); /* close the output file */
close_infile(); /* close the input file */
/* reinitialize bitstream for next encoding. this is normally done
* by lame_init_params(), but we cannot call that routine twice */
if (use_flush_nogap)
lame_init_bitstream(gf);
}
lame_close(gf);
}
else {
/*
* encode a single input file
*/
brhist_init_package(gf);
ret = lame_encoder(gf, outf, 0, inPath, outPath);
if (silent<=0) print_lame_tag_leading_info(gf);
lame_mp3_tags_fid(gf, outf); /* add VBR tags to mp3 file */
if (silent<=0) print_trailing_info(gf);
fclose(outf); /* close the output file */
close_infile(); /* close the input file */
lame_close(gf);
}
}
return ret;
}
