int doInit(LameConf* conf) {
int result;
conf->gf=lame_init();
if (conf->gf==NULL) {
//throwRuntimeException(env, "out of memory");
return org_tritonus_lowlevel_lame_Lame_OUT_OF_MEMORY;
}
lame_set_num_channels(conf->gf, conf->channels);
lame_set_in_samplerate(conf->gf, conf->sampleRate);
if (conf->mode!=org_tritonus_lowlevel_lame_Lame_CHANNEL_MODE_AUTO) {
lame_set_mode(conf->gf, conf->mode);
}
if (conf->VBR) {
lame_set_VBR(conf->gf, vbr_default);
lame_set_VBR_q(conf->gf, conf->quality);
} else {
if (conf->bitrate!=org_tritonus_lowlevel_lame_Lame_BITRATE_AUTO) {
lame_set_brate(conf->gf, conf->bitrate);
}
}
lame_set_quality(conf->gf, conf->quality);
result=lame_init_params(conf->gf);
// return effective values
conf->sampleRate=lame_get_out_samplerate(conf->gf);
conf->bitrate=lame_get_brate(conf->gf);
conf->mode=lame_get_mode(conf->gf);
conf->VBR=lame_get_VBR(conf->gf);
conf->quality=(conf->VBR)?lame_get_VBR_q(conf->gf):lame_get_quality(conf->gf);
conf->mpegVersion=lame_get_version(conf->gf);
return result;
}
static void
printInputFormat(lame_t gfp)
{
int const v_main = 2 - lame_get_version(gfp);
char const *v_ex = lame_get_out_samplerate(gfp) < 16000 ? ".5" : "";
switch (global_reader.input_format) {
case sf_mp123: /* FIXME: !!! */
break;
case sf_mp3:
console_printf("MPEG-%u%s Layer %s", v_main, v_ex, "III");
break;
case sf_mp2:
console_printf("MPEG-%u%s Layer %s", v_main, v_ex, "II");
break;
case sf_mp1:
console_printf("MPEG-%u%s Layer %s", v_main, v_ex, "I");
break;
case sf_raw:
console_printf("raw PCM data");
break;
case sf_wave:
console_printf("Microsoft WAVE");
break;
case sf_aiff:
console_printf("SGI/Apple AIFF");
break;
default:
console_printf("unknown");
break;
}
}
static void
progress_line(const lame_global_flags * gf, int full, int frames)
{
char rst[20] = "\0";
int barlen_TOT = 0, barlen_COD = 0, barlen_RST = 0;
int res = 1;
float time_in_sec = 0;
unsigned int hour, min, sec;
int fsize = lame_get_framesize(gf);
int srate = lame_get_out_samplerate(gf);
if (full < frames) {
full = frames;
}
if (srate > 0) {
time_in_sec = (float)(full - frames);
time_in_sec *= fsize;
time_in_sec /= srate;
}
hour = (unsigned int)(time_in_sec / 3600);
time_in_sec -= hour * 3600;
min = (unsigned int)(time_in_sec / 60);
time_in_sec -= min * 60;
sec = (unsigned int)time_in_sec;
if (full != 0) {
if (hour > 0) {
sprintf(rst, "%*d:%02u:%02u", digits(hour), hour, min, sec);
res += digits(hour) + 1 + 5;
}
else {
sprintf(rst, "%02u:%02u", min, sec);
res += 5;
}
/* some problems when br_hist_TOT \approx br_hist_LR: You can't see that there are still MS frames */
barlen_TOT = (full * (Console_IO.disp_width - res) + full - 1) / full; /* round up */
barlen_COD = (frames * (Console_IO.disp_width - res) + full - 1) / full; /* round up */
barlen_RST = barlen_TOT - barlen_COD;
if (barlen_RST == 0) {
sprintf(rst, "%.*s", res - 1, brhist.bar_coded);
}
}
else {
barlen_TOT = barlen_COD = barlen_RST = 0;
}
if (Console_IO.str_clreoln[0]) { /* ClearEndOfLine available */
console_printf("\n%.*s%s%.*s%s",
barlen_COD, brhist.bar_coded,
rst, barlen_RST, brhist.bar_space, Console_IO.str_clreoln);
}
else {
console_printf("\n%.*s%s%.*s%*s",
barlen_COD, brhist.bar_coded,
rst, barlen_RST, brhist.bar_space, Console_IO.disp_width - res - barlen_TOT,
"");
}
brhist.hist_printed_lines++;
}
void timestatus_klemm ( const lame_global_flags* const gfp )
{
static double last_time = 0.;
if ( silent <= 0 )
if ( lame_get_frameNum(gfp) == 0 ||
lame_get_frameNum(gfp) == 9 ||
GetRealTime () - last_time >= update_interval ||
GetRealTime () - last_time < 0 ) {
#ifdef BRHIST
brhist_jump_back();
#endif
timestatus ( lame_get_out_samplerate( gfp ),
lame_get_frameNum(gfp),
lame_get_totalframes(gfp),
lame_get_framesize(gfp) );
#ifdef BRHIST
if ( brhist ) {
brhist_disp ( gfp );
}
#endif
last_time = GetRealTime (); /* from now! disp_time seconds */
}
}
//////////////////////////////////////////////////////////////////////
// Init - initialized or reiniyialized encoder SDK with given input
// and output settings
//////////////////////////////////////////////////////////////////////
HRESULT CEncoder::Init()
{
CAutoLock l(&m_lock);
m_outOffset = 0;
m_outReadOffset = 0;
m_bFinished = FALSE;
m_frameCount = 0;
if (!pgf)
{
if (!m_bInpuTypeSet || !m_bOutpuTypeSet)
return E_UNEXPECTED;
// Init Lame library
// note: newer, safer interface which doesn't
// allow or require direct access to 'gf' struct is being written
// see the file 'API' included with LAME.
if (pgf = lame_init())
{
lame_set_num_channels(pgf, m_wfex.nChannels);
lame_set_in_samplerate(pgf, m_wfex.nSamplesPerSec);
lame_set_out_samplerate(pgf, m_mabsi.dwSampleRate);
if ((lame_get_out_samplerate(pgf) >= 32000) && (m_mabsi.dwBitrate < 32))
lame_set_brate(pgf, 32);
else
lame_set_brate(pgf, m_mabsi.dwBitrate);
lame_set_VBR(pgf, m_mabsi.vmVariable);
lame_set_VBR_min_bitrate_kbps(pgf, m_mabsi.dwVariableMin);
lame_set_VBR_max_bitrate_kbps(pgf, m_mabsi.dwVariableMax);
lame_set_copyright(pgf, m_mabsi.bCopyright);
lame_set_original(pgf, m_mabsi.bOriginal);
lame_set_error_protection(pgf, m_mabsi.bCRCProtect);
lame_set_bWriteVbrTag(pgf, m_mabsi.dwXingTag);
lame_set_strict_ISO(pgf, m_mabsi.dwStrictISO);
lame_set_VBR_hard_min(pgf, m_mabsi.dwEnforceVBRmin);
if (lame_get_num_channels(pgf) == 2 && !m_mabsi.bForceMono)
{
//int act_br = pgf->VBR ? pgf->VBR_min_bitrate_kbps + pgf->VBR_max_bitrate_kbps / 2 : pgf->brate;
// Disabled. It's for user's consideration now
//int rel = pgf->out_samplerate / (act_br + 1);
//pgf->mode = rel < 200 ? m_mabsi.ChMode : JOINT_STEREO;
lame_set_mode(pgf, m_mabsi.ChMode);
}
else
lame_set_mode(pgf, MONO);
if (lame_get_mode(pgf) == JOINT_STEREO)
lame_set_force_ms(pgf, m_mabsi.dwForceMS);
else
lame_set_force_ms(pgf, 0);
// pgf->mode_fixed = m_mabsi.dwModeFixed;
if (m_mabsi.dwVoiceMode != 0)
{
lame_set_lowpassfreq(pgf,12000);
///pgf->VBR_max_bitrate_kbps = 160;
}
if (m_mabsi.dwKeepAllFreq != 0)
{
///pgf->lowpassfreq = -1;
///pgf->highpassfreq = -1;
/// not available anymore
}
lame_set_quality(pgf, m_mabsi.dwQuality);
lame_set_VBR_q(pgf, m_mabsi.dwVBRq);
lame_init_params(pgf);
// encoder delay compensation
{
int const nch = lame_get_num_channels(pgf);
short * start_padd = (short *)calloc(48, nch * sizeof(short));
int out_bytes = 0;
if (nch == 2)
out_bytes = lame_encode_buffer_interleaved(pgf, start_padd, 48, m_outFrameBuf, OUT_BUFFER_SIZE);
else
out_bytes = lame_encode_buffer(pgf, start_padd, start_padd, 48, m_outFrameBuf, OUT_BUFFER_SIZE);
if (out_bytes > 0)
m_outOffset += out_bytes;
free(start_padd);
}
return S_OK;
}
return E_FAIL;
}
return S_OK;
}
/*------------------------------------------------------------------------------
* Open an encoding session
*----------------------------------------------------------------------------*/
bool
LameLibEncoder :: open ( void )
throw ( Exception )
{
if ( isOpen() ) {
close();
}
lameGlobalFlags = lame_init();
// ugly lame returns -1 in a pointer on allocation errors
if ( !lameGlobalFlags || ((int)lameGlobalFlags) == -1 ) {
throw Exception( __FILE__, __LINE__,
"lame lib init error",
(int) lameGlobalFlags);
}
if ( 0 > lame_set_num_channels( lameGlobalFlags, getInChannel()) ) {
throw Exception( __FILE__, __LINE__,
"lame lib setting channels error",
getInChannel() );
}
if ( 0 > lame_set_mode( lameGlobalFlags,
getOutChannel() == 1 ? MONO : JOINT_STEREO) ) {
throw Exception( __FILE__, __LINE__,
"lame lib setting mode error",
JOINT_STEREO );
}
reportEvent( 5, "set lame mode", lame_get_mode( lameGlobalFlags));
reportEvent( 5,
"set lame channels",
lame_get_num_channels( lameGlobalFlags));
if ( 0 > lame_set_in_samplerate( lameGlobalFlags, getInSampleRate()) ) {
throw Exception( __FILE__, __LINE__,
"lame lib setting input sample rate error",
getInSampleRate() );
}
reportEvent( 5,
"set lame in sample rate",
lame_get_in_samplerate( lameGlobalFlags));
if ( 0 > lame_set_out_samplerate( lameGlobalFlags, getOutSampleRate()) ) {
throw Exception( __FILE__, __LINE__,
"lame lib setting output sample rate error",
getOutSampleRate() );
}
reportEvent( 5,
"set lame out sample rate",
lame_get_out_samplerate( lameGlobalFlags));
switch ( getOutBitrateMode() ) {
case cbr: {
if ( 0 > lame_set_brate( lameGlobalFlags, getOutBitrate()) ) {
throw Exception( __FILE__, __LINE__,
"lame lib setting output bit rate error",
getOutBitrate() );
}
reportEvent( 5,
"set lame bit rate",
lame_get_brate( lameGlobalFlags));
double d = (1.0 - getOutQuality()) * 10.0;
int q = int (d + 0.499999);
if ( 0 > lame_set_quality( lameGlobalFlags, q) ) {
throw Exception( __FILE__, __LINE__,
"lame lib setting quality error", q);
}
reportEvent( 5,
"set lame quality",
lame_get_quality( lameGlobalFlags));
} break;
case abr:
if ( 0 > lame_set_VBR( lameGlobalFlags,vbr_abr)) {
throw Exception( __FILE__, __LINE__,
"lame lib setting abr error", vbr_abr);
}
reportEvent( 5,
"set lame abr bitrate",
lame_get_VBR( lameGlobalFlags));
if ( 0 > lame_set_VBR_mean_bitrate_kbps( lameGlobalFlags,
getOutBitrate())) {
throw Exception( __FILE__, __LINE__,
"lame lib setting abr mean bitrate error",
getOutBitrate());
}
reportEvent( 5,
"set lame abr mean bitrate",
lame_get_VBR_mean_bitrate_kbps( lameGlobalFlags));
break;
case vbr: {
if ( 0 > lame_set_VBR( lameGlobalFlags, vbr_mtrh)) {
throw Exception( __FILE__, __LINE__,
"lame lib setting vbr error", vbr_mtrh );
}
reportEvent( 5,
"set lame vbr bitrate",
lame_get_VBR( lameGlobalFlags));
double d = (1.0 - getOutQuality()) * 10.0;
int q = int (d + 0.499999);
if ( 0 > lame_set_VBR_q( lameGlobalFlags, q) ) {
throw Exception( __FILE__, __LINE__,
"lame lib setting vbr quality error", q);
}
reportEvent( 5,
"set lame vbr quality",
lame_get_VBR_q( lameGlobalFlags));
} break;
}
if ( 0 > lame_set_lowpassfreq( lameGlobalFlags, lowpass) ) {
throw Exception( __FILE__, __LINE__,
"lame lib setting lowpass frequency error",
lowpass );
}
reportEvent( 5,
"set lame lowpass frequency",
lame_get_lowpassfreq( lameGlobalFlags));
if ( 0 > lame_set_highpassfreq( lameGlobalFlags, highpass) ) {
throw Exception( __FILE__, __LINE__,
"lame lib setting highpass frequency error",
lowpass );
}
reportEvent( 5,
"set lame highpass frequency",
lame_get_highpassfreq( lameGlobalFlags));
// not configurable lame settings
if ( 0 > lame_set_exp_nspsytune( lameGlobalFlags, 1) ) {
throw Exception( __FILE__, __LINE__,
"lame lib setting psycho acoustic model error");
}
reportEvent( 5,
"set lame psycho acoustic model",
lame_get_exp_nspsytune( lameGlobalFlags));
if ( 0 > lame_set_error_protection( lameGlobalFlags, 1) ) {
throw Exception( __FILE__, __LINE__,
"lame lib setting error protection error",
1 );
}
reportEvent( 5,
"set lame error protection",
lame_get_error_protection( lameGlobalFlags));
// let lame init its own params based on our settings
if ( 0 > lame_init_params( lameGlobalFlags) ) {
throw Exception( __FILE__, __LINE__,
"lame lib initializing params error" );
}
lame_print_config( lameGlobalFlags);
// open the underlying sink
if ( !sink->open() ) {
throw Exception( __FILE__, __LINE__,
"lame lib opening underlying sink error");
}
return true;
}
int
lame_encoder(lame_global_flags * gf, FILE * outf, int nogap, char *inPath,
char *outPath)
{
unsigned char mp3buffer[LAME_MAXMP3BUFFER];
int Buffer[2][1152];
int iread, imp3;
static const char *mode_names[2][4] = {
{"stereo", "j-stereo", "dual-ch", "single-ch"},
{"stereo", "force-ms", "dual-ch", "single-ch"}
};
int frames;
if (silent < 10) {
lame_print_config(gf); /* print useful information about options being used */
fprintf(stderr, "Encoding %s%s to %s\n",
strcmp(inPath, "-") ? inPath : "<stdin>",
strlen(inPath) + strlen(outPath) < 66 ? "" : "\n ",
strcmp(outPath, "-") ? outPath : "<stdout>");
fprintf(stderr,
"Encoding as %g kHz ", 1.e-3 * lame_get_out_samplerate(gf));
{
const char *appendix = "";
switch (lame_get_VBR(gf)) {
case vbr_mt:
case vbr_rh:
case vbr_mtrh:
appendix = "ca. ";
fprintf(stderr, "VBR(q=%i)", lame_get_VBR_q(gf));
break;
case vbr_abr:
fprintf(stderr, "average %d kbps",
lame_get_VBR_mean_bitrate_kbps(gf));
break;
default:
fprintf(stderr, "%3d kbps", lame_get_brate(gf));
break;
}
fprintf(stderr, " %s MPEG-%u%s Layer III (%s%gx) qval=%i\n",
mode_names[lame_get_force_ms(gf)][lame_get_mode(gf)],
2 - lame_get_version(gf),
lame_get_out_samplerate(gf) < 16000 ? ".5" : "",
appendix,
0.1 * (int) (10. * lame_get_compression_ratio(gf) + 0.5),
lame_get_quality(gf));
}
if (silent <= -10)
lame_print_internals(gf);
fflush(stderr);
}
/* encode until we hit eof */
do {
/* read in 'iread' samples */
iread = get_audio(gf, Buffer);
frames = lame_get_frameNum(gf);
/********************** status display *****************************/
if (silent <= 0) {
if (update_interval > 0) {
timestatus_klemm(gf);
}
else {
if (0 == frames % 50) {
#ifdef BRHIST
brhist_jump_back();
#endif
timestatus(lame_get_out_samplerate(gf),
frames,
lame_get_totalframes(gf),
lame_get_framesize(gf));
#ifdef BRHIST
if (brhist)
brhist_disp(gf);
#endif
}
}
}
/* encode */
imp3 = lame_encode_buffer_int(gf, Buffer[0], Buffer[1], iread,
mp3buffer, sizeof(mp3buffer));
/* was our output buffer big enough? */
if (imp3 < 0) {
if (imp3 == -1)
fprintf(stderr, "mp3 buffer is not big enough... \n");
else
fprintf(stderr, "mp3 internal error: error code=%i\n", imp3);
return 1;
}
if (fwrite(mp3buffer, 1, imp3, outf) != imp3) {
fprintf(stderr, "Error writing mp3 output \n");
return 1;
}
} while (iread);
if (nogap)
imp3 = lame_encode_flush_nogap(gf, mp3buffer, sizeof(mp3buffer)); /* may return one more mp3 frame */
else
imp3 = lame_encode_flush(gf, mp3buffer, sizeof(mp3buffer)); /* may return one more mp3 frame */
if (imp3 < 0) {
if (imp3 == -1)
fprintf(stderr, "mp3 buffer is not big enough... \n");
else
fprintf(stderr, "mp3 internal error: error code=%i\n", imp3);
return 1;
}
if (silent <= 0) {
#ifdef BRHIST
brhist_jump_back();
#endif
frames = lame_get_frameNum(gf);
timestatus(lame_get_out_samplerate(gf),
frames, lame_get_totalframes(gf), lame_get_framesize(gf));
#ifdef BRHIST
if (brhist) {
brhist_disp(gf);
}
brhist_disp_total(gf);
#endif
timestatus_finish();
}
fwrite(mp3buffer, 1, imp3, outf);
return 0;
}
int
lame_decoder(lame_global_flags * gfp, FILE * outf, int skip, char *inPath,
char *outPath)
{
short int Buffer[2][1152];
int iread;
double wavsize;
int i;
void (*WriteFunction) (FILE * fp, char *p, int n);
int tmp_num_channels = lame_get_num_channels( gfp );
if (silent < 10) fprintf(stderr, "\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" : "");
switch (input_format) {
case sf_mp3:
if (skip==0) {
if (enc_delay>-1) skip = enc_delay + 528+1;
else skip=lame_get_encoder_delay(gfp)+528+1;
}else{
/* user specified a value of skip. just add for decoder */
skip += 528+1; /* mp3 decoder has a 528 sample delay, plus user supplied "skip" */
}
if (silent < 10) fprintf(stderr, "MPEG-%u%s Layer %s", 2 - lame_get_version(gfp),
lame_get_out_samplerate( gfp ) < 16000 ? ".5" : "", "III");
break;
case sf_mp2:
skip += 240 + 1;
if (silent < 10) fprintf(stderr, "MPEG-%u%s Layer %s", 2 - lame_get_version(gfp),
lame_get_out_samplerate( gfp ) < 16000 ? ".5" : "", "II");
break;
case sf_mp1:
skip += 240 + 1;
if (silent < 10) fprintf(stderr, "MPEG-%u%s Layer %s", 2 - lame_get_version(gfp),
lame_get_out_samplerate( gfp ) < 16000 ? ".5" : "", "I");
break;
case sf_raw:
if (silent < 10) fprintf(stderr, "raw PCM data");
mp3input_data.nsamp = lame_get_num_samples( gfp );
mp3input_data.framesize = 1152;
skip = 0; /* other formats have no delay *//* is += 0 not better ??? */
break;
case sf_wave:
if (silent < 10) fprintf(stderr, "Microsoft WAVE");
mp3input_data.nsamp = lame_get_num_samples( gfp );
mp3input_data.framesize = 1152;
skip = 0; /* other formats have no delay *//* is += 0 not better ??? */
break;
case sf_aiff:
if (silent < 10) fprintf(stderr, "SGI/Apple AIFF");
mp3input_data.nsamp = lame_get_num_samples( gfp );
mp3input_data.framesize = 1152;
skip = 0; /* other formats have no delay *//* is += 0 not better ??? */
break;
default:
if (silent < 10) fprintf(stderr, "unknown");
mp3input_data.nsamp = lame_get_num_samples( gfp );
mp3input_data.framesize = 1152;
skip = 0; /* other formats have no delay *//* is += 0 not better ??? */
assert(0);
break;
}
if (silent < 10) {
fprintf(stderr, ")\noutput: %s%s(16 bit, Microsoft WAVE)\n",
strcmp(outPath, "-") ? outPath : "<stdout>",
strlen(outPath) > 45 ? "\n\t" : " ");
if (skip > 0)
fprintf(stderr,
"skipping initial %i samples (encoder+decoder delay)\n",
skip);
}
if ( 0 == 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 = -skip;
WriteFunction = swapbytes ? WriteBytesSwapped : WriteBytes;
mp3input_data.totalframes = mp3input_data.nsamp / mp3input_data.framesize;
assert(tmp_num_channels >= 1 && tmp_num_channels <= 2);
do {
iread = get_audio16(gfp, Buffer); /* read in 'iread' samples */
mp3input_data.framenum += iread / mp3input_data.framesize;
wavsize += iread;
if (silent <= 0)
decoder_progress(gfp, &mp3input_data);
skip -= (i = skip < iread ? skip : iread); /* 'i' samples are to skip in this frame */
for (; i < iread; i++) {
if ( disable_wav_header ) {
WriteFunction(outf, (char *) &Buffer[0][i], sizeof(short));
if (tmp_num_channels == 2)
WriteFunction(outf, (char *) &Buffer[1][i], sizeof(short));
}
else {
Write16BitsLowHigh(outf, Buffer[0][i]);
if (tmp_num_channels == 2)
Write16BitsLowHigh(outf, Buffer[1][i]);
}
}
} while (iread);
i = (16 / 8) * tmp_num_channels;
assert(i > 0);
if (wavsize <= 0) {
if (silent < 10) fprintf(stderr, "WAVE file contains 0 PCM samples\n");
wavsize = 0;
}
else if (wavsize > 0xFFFFFFD0 / i) {
if (silent < 10) fprintf(stderr,
"Very huge WAVE file, can't set filesize accordingly\n");
wavsize = 0xFFFFFFD0;
}
else {
wavsize *= i;
}
if ( 0 == disable_wav_header )
if (!fseek(outf, 0l, SEEK_SET)) /* if outf is seekable, rewind and adjust length */
WriteWaveHeader(outf, (int)wavsize, lame_get_in_samplerate( gfp ),
tmp_num_channels, 16);
fclose(outf);
if (silent <= 0)
decoder_progress_finish(gfp);
return 0;
}
/*------------------------------------------------------------------------------
* Open an encoding session
*----------------------------------------------------------------------------*/
bool
LameLibEncoder :: open ( void )
throw ( Exception )
{
if ( isOpen() ) {
close();
}
lameGlobalFlags = lame_init();
// ugly lame returns -1 in a pointer on allocation errors
if ( !lameGlobalFlags || ((int)lameGlobalFlags) == -1 ) {
throw Exception( __FILE__, __LINE__,
"lame lib init error",
(int) lameGlobalFlags);
}
if ( 0 > lame_set_num_channels( lameGlobalFlags, getInChannel()) ) {
throw Exception( __FILE__, __LINE__,
"lame lib setting channels error",
getInChannel() );
}
if ( 0 > lame_set_mode( lameGlobalFlags,
getInChannel() == 1 ? MONO : JOINT_STEREO) ) {
throw Exception( __FILE__, __LINE__,
"lame lib setting mode error",
JOINT_STEREO );
}
reportEvent( 5, "set lame mode", lame_get_mode( lameGlobalFlags));
reportEvent( 5,
"set lame channels",
lame_get_num_channels( lameGlobalFlags));
if ( 0 > lame_set_in_samplerate( lameGlobalFlags, getInSampleRate()) ) {
throw Exception( __FILE__, __LINE__,
"lame lib setting input sample rate error",
getInSampleRate() );
}
reportEvent( 5,
"set lame in sample rate",
lame_get_in_samplerate( lameGlobalFlags));
if ( 0 > lame_set_out_samplerate( lameGlobalFlags, getOutSampleRate()) ) {
throw Exception( __FILE__, __LINE__,
"lame lib setting output sample rate error",
getOutSampleRate() );
}
reportEvent( 5,
"set lame out sample rate",
lame_get_out_samplerate( lameGlobalFlags));
if ( 0 > lame_set_brate( lameGlobalFlags, getOutBitrate()) ) {
throw Exception( __FILE__, __LINE__,
"lame lib setting output bit rate error",
getOutBitrate() );
}
reportEvent( 5, "set lame bit rate", lame_get_brate( lameGlobalFlags));
if ( lowpass ) {
if ( 0 > lame_set_lowpassfreq( lameGlobalFlags, lowpass) ) {
throw Exception( __FILE__, __LINE__,
"lame lib setting lowpass frequency error",
lowpass );
}
reportEvent( 5,
"set lame lowpass frequency",
lame_get_lowpassfreq( lameGlobalFlags));
}
if ( highpass ) {
if ( 0 > lame_set_highpassfreq( lameGlobalFlags, highpass) ) {
throw Exception( __FILE__, __LINE__,
"lame lib setting highpass frequency error",
lowpass );
}
reportEvent( 5,
"set lame highpass frequency",
lame_get_highpassfreq( lameGlobalFlags));
}
// not configurable lame settings
if ( 0 > lame_set_quality( lameGlobalFlags, 2) ) {
throw Exception( __FILE__, __LINE__,
"lame lib setting quality error",
2 );
}
reportEvent( 5, "set lame quality", lame_get_quality( lameGlobalFlags));
if ( 0 > lame_set_exp_nspsytune( lameGlobalFlags, 1) ) {
throw Exception( __FILE__, __LINE__,
"lame lib setting psycho acoustic model error");
}
reportEvent( 5,
"set lame psycho acoustic model",
lame_get_exp_nspsytune( lameGlobalFlags));
if ( 0 > lame_set_error_protection( lameGlobalFlags, 1) ) {
throw Exception( __FILE__, __LINE__,
"lame lib setting error protection error",
1 );
}
reportEvent( 5,
"set lame error protection",
lame_get_error_protection( lameGlobalFlags));
// let lame init its own params based on our settings
if ( 0 > lame_init_params( lameGlobalFlags) ) {
throw Exception( __FILE__, __LINE__,
"lame lib initializing params error" );
}
lame_print_config( lameGlobalFlags);
// open the underlying sink
if ( !sink->open() ) {
throw Exception( __FILE__, __LINE__,
"lame lib opening underlying sink error");
}
return true;
}
int lame_encoder_impl_internal::get_output_sample_rate() const
{
return lame_get_out_samplerate(m_Lame.get());
}
void
encoder_progress_begin( lame_global_flags const* gf
, char const* inPath
, char const* outPath
)
{
brhist_init_package(gf);
global_encoder_progress.time_status_init = 0;
global_encoder_progress.last_time = 0;
global_encoder_progress.last_frame_num = 0;
if (global_ui_config.silent < 9) {
char* i_file = 0;
char* o_file = 0;
#if defined( _WIN32 ) && !defined(__MINGW32__)
inPath = i_file = utf8ToLocal8Bit(inPath);
outPath = o_file = utf8ToConsole8Bit(outPath);
#endif
lame_print_config(gf); /* print useful information about options being used */
console_printf("Encoding %s%s to %s\n",
strcmp(inPath, "-") ? inPath : "<stdin>",
strlen(inPath) + strlen(outPath) < 66 ? "" : "\n ",
strcmp(outPath, "-") ? outPath : "<stdout>");
free(i_file);
free(o_file);
console_printf("Encoding as %g kHz ", 1.e-3 * lame_get_out_samplerate(gf));
{
static const char *mode_names[2][4] = {
{"stereo", "j-stereo", "dual-ch", "single-ch"},
{"stereo", "force-ms", "dual-ch", "single-ch"}
};
switch (lame_get_VBR(gf)) {
case vbr_rh:
console_printf("%s MPEG-%u%s Layer III VBR(q=%g) qval=%i\n",
mode_names[lame_get_force_ms(gf)][lame_get_mode(gf)],
2 - lame_get_version(gf),
lame_get_out_samplerate(gf) < 16000 ? ".5" : "",
lame_get_VBR_quality(gf),
lame_get_quality(gf));
break;
case vbr_mt:
case vbr_mtrh:
console_printf("%s MPEG-%u%s Layer III VBR(q=%g)\n",
mode_names[lame_get_force_ms(gf)][lame_get_mode(gf)],
2 - lame_get_version(gf),
lame_get_out_samplerate(gf) < 16000 ? ".5" : "",
lame_get_VBR_quality(gf));
break;
case vbr_abr:
console_printf("%s MPEG-%u%s Layer III (%gx) average %d kbps qval=%i\n",
mode_names[lame_get_force_ms(gf)][lame_get_mode(gf)],
2 - lame_get_version(gf),
lame_get_out_samplerate(gf) < 16000 ? ".5" : "",
0.1 * (int) (10. * lame_get_compression_ratio(gf) + 0.5),
lame_get_VBR_mean_bitrate_kbps(gf),
lame_get_quality(gf));
break;
default:
console_printf("%s MPEG-%u%s Layer III (%gx) %3d kbps qval=%i\n",
mode_names[lame_get_force_ms(gf)][lame_get_mode(gf)],
2 - lame_get_version(gf),
lame_get_out_samplerate(gf) < 16000 ? ".5" : "",
0.1 * (int) (10. * lame_get_compression_ratio(gf) + 0.5),
lame_get_brate(gf),
lame_get_quality(gf));
break;
}
}
if (global_ui_config.silent <= -10) {
lame_print_internals(gf);
}
}
}
static void
timestatus(const lame_global_flags * const gfp)
{
timestatus_t* real_time = &global_encoder_progress.real_time;
timestatus_t* proc_time = &global_encoder_progress.proc_time;
int percent;
double tmx, delta;
int samp_rate = lame_get_out_samplerate(gfp)
, frameNum = lame_get_frameNum(gfp)
, totalframes = lame_get_totalframes(gfp)
, framesize = lame_get_framesize(gfp)
;
if (totalframes < frameNum) {
totalframes = frameNum;
}
if (global_encoder_progress.time_status_init == 0) {
real_time->last_time = GetRealTime();
proc_time->last_time = GetCPUTime();
real_time->elapsed_time = 0;
proc_time->elapsed_time = 0;
}
/* we need rollover protection for GetCPUTime, and maybe GetRealTime(): */
tmx = GetRealTime();
delta = tmx - real_time->last_time;
if (delta < 0)
delta = 0; /* ignore, clock has rolled over */
real_time->elapsed_time += delta;
real_time->last_time = tmx;
tmx = GetCPUTime();
delta = tmx - proc_time->last_time;
if (delta < 0)
delta = 0; /* ignore, clock has rolled over */
proc_time->elapsed_time += delta;
proc_time->last_time = tmx;
if (global_encoder_progress.time_status_init == 0) {
console_printf("\r"
" Frame | CPU time/estim | REAL time/estim | play/CPU | ETA \n"
" 0/ ( 0%%)| 0:00/ : | 0:00/ : | "
SPEED_CHAR "| : \r"
/* , Console_IO.str_clreoln, Console_IO.str_clreoln */ );
global_encoder_progress.time_status_init = 1;
return;
}
ts_calc_times(real_time, samp_rate, frameNum, totalframes, framesize);
ts_calc_times(proc_time, samp_rate, frameNum, totalframes, framesize);
if (frameNum < totalframes) {
percent = (int) (100. * frameNum / totalframes + 0.5);
}
else {
percent = 100;
}
console_printf("\r%6i/%-6i", frameNum, totalframes);
console_printf(percent < 100 ? " (%2d%%)|" : "(%3.3d%%)|", percent);
ts_time_decompose(proc_time->elapsed_time, '/');
ts_time_decompose(proc_time->estimated_time, '|');
ts_time_decompose(real_time->elapsed_time, '/');
ts_time_decompose(real_time->estimated_time, '|');
console_printf(proc_time->speed_index <= 1. ?
"%9.4f" SPEED_CHAR "|" : "%#9.5g" SPEED_CHAR "|",
SPEED_MULT * proc_time->speed_index);
ts_time_decompose((real_time->estimated_time - real_time->elapsed_time), ' ');
}
