static void
brhist_init_package(lame_global_flags const* gf)
{
if (global_ui_config.brhist) {
if (brhist_init(gf, lame_get_VBR_min_bitrate_kbps(gf), lame_get_VBR_max_bitrate_kbps(gf))) {
/* fail to initialize */
global_ui_config.brhist = 0;
}
}
else {
brhist_init(gf, 128, 128); /* Dirty hack */
}
}
static void
brhist_init_package(lame_global_flags * gf)
{
#ifdef BRHIST
if (brhist) {
if (brhist_init(gf, lame_get_VBR_min_bitrate_kbps(gf), lame_get_VBR_max_bitrate_kbps(gf))) {
/* fail to initialize */
brhist = 0;
}
}
else {
brhist_init(gf, 128, 128); /* Dirty hack */
}
#endif
}
bool ACMStream::open(const AEncodeProperties & the_Properties)
{
bool bResult = false;
// Init the MP3 Stream
// Init the global flags structure
gfp = lame_init();
// Set input sample frequency
lame_set_in_samplerate( gfp, my_SamplesPerSec );
// Set output sample frequency
lame_set_out_samplerate( gfp, my_OutBytesPerSec );
lame_set_num_channels( gfp, my_Channels );
if (my_Channels == 1)
lame_set_mode( gfp, MONO );
else
lame_set_mode( gfp, (MPEG_mode_e)the_Properties.GetChannelModeValue()) ; /// \todo Get the mode from the default configuration
// lame_set_VBR( gfp, vbr_off ); /// \note VBR not supported for the moment
lame_set_VBR( gfp, my_VBRMode ); /// \note VBR not supported for the moment
if (my_VBRMode == vbr_abr)
{
lame_set_VBR_q( gfp, 1 );
lame_set_VBR_mean_bitrate_kbps( gfp, (my_AvgBytesPerSec * 8 + 500) / 1000 );
if (24000 > lame_get_in_samplerate( gfp ))
{
// For MPEG-II
lame_set_VBR_min_bitrate_kbps( gfp, 8);
lame_set_VBR_max_bitrate_kbps( gfp, 160);
}
else
{
// For MPEG-I
lame_set_VBR_min_bitrate_kbps( gfp, 32);
lame_set_VBR_max_bitrate_kbps( gfp, 320);
}
}
// Set bitrate
lame_set_brate( gfp, my_AvgBytesPerSec * 8 / 1000 );
/// \todo Get the mode from the default configuration
// Set copyright flag?
lame_set_copyright( gfp, the_Properties.GetCopyrightMode()?1:0 );
// Do we have to tag it as non original
lame_set_original( gfp, the_Properties.GetOriginalMode()?1:0 );
// Add CRC?
lame_set_error_protection( gfp, the_Properties.GetCRCMode()?1:0 );
// Set private bit?
lame_set_extension( gfp, the_Properties.GetPrivateMode()?1:0 );
// INFO tag support not possible in ACM - it requires rewinding
// output stream to the beginning after encoding is finished.
lame_set_bWriteVbrTag( gfp, 0 );
if (0 == lame_init_params( gfp ))
{
//LAME encoding call will accept any number of samples.
if ( 0 == lame_get_version( gfp ) )
{
// For MPEG-II, only 576 samples per frame per channel
my_SamplesPerBlock = 576 * lame_get_num_channels( gfp );
}
else
{
// For MPEG-I, 1152 samples per frame per channel
my_SamplesPerBlock = 1152 * lame_get_num_channels( gfp );
}
}
my_debug->OutPut(DEBUG_LEVEL_FUNC_DEBUG, "version =%d",lame_get_version( gfp ) );
my_debug->OutPut(DEBUG_LEVEL_FUNC_DEBUG, "Layer =3");
switch ( lame_get_mode( gfp ) )
{
case STEREO: my_debug->OutPut(DEBUG_LEVEL_FUNC_DEBUG, "mode =Stereo" ); break;
case JOINT_STEREO: my_debug->OutPut(DEBUG_LEVEL_FUNC_DEBUG, "mode =Joint-Stereo" ); break;
case DUAL_CHANNEL: my_debug->OutPut(DEBUG_LEVEL_FUNC_DEBUG, "mode =Forced Stereo" ); break;
case MONO: my_debug->OutPut(DEBUG_LEVEL_FUNC_DEBUG, "mode =Mono" ); break;
case NOT_SET: /* FALLTROUGH */
default: my_debug->OutPut(DEBUG_LEVEL_FUNC_DEBUG, "mode =Error (unknown)" ); break;
}
my_debug->OutPut(DEBUG_LEVEL_FUNC_DEBUG, "sampling frequency =%.1f kHz", lame_get_in_samplerate( gfp ) /1000.0 );
my_debug->OutPut(DEBUG_LEVEL_FUNC_DEBUG, "bitrate =%d kbps", lame_get_brate( gfp ) );
my_debug->OutPut(DEBUG_LEVEL_FUNC_DEBUG, "Vbr Min bitrate =%d kbps", lame_get_VBR_min_bitrate_kbps( gfp ) );
my_debug->OutPut(DEBUG_LEVEL_FUNC_DEBUG, "Vbr Max bitrate =%d kbps", lame_get_VBR_max_bitrate_kbps( gfp ) );
my_debug->OutPut(DEBUG_LEVEL_FUNC_DEBUG, "Quality Setting =%d", lame_get_quality( gfp ) );
my_debug->OutPut(DEBUG_LEVEL_FUNC_DEBUG, "Low pass frequency =%d", lame_get_lowpassfreq( gfp ) );
my_debug->OutPut(DEBUG_LEVEL_FUNC_DEBUG, "Low pass width =%d", lame_get_lowpasswidth( gfp ) );
my_debug->OutPut(DEBUG_LEVEL_FUNC_DEBUG, "High pass frequency =%d", lame_get_highpassfreq( gfp ) );
my_debug->OutPut(DEBUG_LEVEL_FUNC_DEBUG, "High pass width =%d", lame_get_highpasswidth( gfp ) );
my_debug->OutPut(DEBUG_LEVEL_FUNC_DEBUG, "No Short Blocks =%d", lame_get_no_short_blocks( gfp ) );
my_debug->OutPut(DEBUG_LEVEL_FUNC_DEBUG, "de-emphasis =%d", lame_get_emphasis( gfp ) );
my_debug->OutPut(DEBUG_LEVEL_FUNC_DEBUG, "private flag =%d", lame_get_extension( gfp ) );
my_debug->OutPut(DEBUG_LEVEL_FUNC_DEBUG, "copyright flag =%d", lame_get_copyright( gfp ) );
my_debug->OutPut(DEBUG_LEVEL_FUNC_DEBUG, "original flag =%d", lame_get_original( gfp ) );
my_debug->OutPut(DEBUG_LEVEL_FUNC_DEBUG, "CRC =%s", lame_get_error_protection( gfp ) ? "on" : "off" );
my_debug->OutPut(DEBUG_LEVEL_FUNC_DEBUG, "Fast mode =%s", ( lame_get_quality( gfp ) )? "enabled" : "disabled" );
my_debug->OutPut(DEBUG_LEVEL_FUNC_DEBUG, "Force mid/side stereo =%s", ( lame_get_force_ms( gfp ) )?"enabled":"disabled" );
my_debug->OutPut(DEBUG_LEVEL_FUNC_DEBUG, "Padding Type =%d", lame_get_padding_type( gfp ) );
my_debug->OutPut(DEBUG_LEVEL_FUNC_DEBUG, "Disable Resorvoir =%d", lame_get_disable_reservoir( gfp ) );
my_debug->OutPut(DEBUG_LEVEL_FUNC_DEBUG, "VBR =%s, VBR_q =%d, VBR method =",
( lame_get_VBR( gfp ) !=vbr_off ) ? "enabled": "disabled",
lame_get_VBR_q( gfp ) );
switch ( lame_get_VBR( gfp ) )
{
case vbr_off: my_debug->OutPut(DEBUG_LEVEL_FUNC_DEBUG, "vbr_off" ); break;
case vbr_mt : my_debug->OutPut(DEBUG_LEVEL_FUNC_DEBUG, "vbr_mt" ); break;
case vbr_rh : my_debug->OutPut(DEBUG_LEVEL_FUNC_DEBUG, "vbr_rh" ); break;
case vbr_mtrh: my_debug->OutPut(DEBUG_LEVEL_FUNC_DEBUG, "vbr_mtrh" ); break;
case vbr_abr:
my_debug->OutPut(DEBUG_LEVEL_FUNC_DEBUG, "vbr_abr (average bitrate %d kbps)", lame_get_VBR_mean_bitrate_kbps( gfp ) );
break;
default:
my_debug->OutPut(DEBUG_LEVEL_FUNC_DEBUG, "error, unknown VBR setting");
break;
}
my_debug->OutPut(DEBUG_LEVEL_FUNC_DEBUG, "Write VBR Header =%s\n", ( lame_get_bWriteVbrTag( gfp ) ) ?"Yes":"No");
#ifdef FROM_DLL
beConfig.format.LHV1.dwReSampleRate = my_OutBytesPerSec; // force the user resampling
#endif // FROM_DLL
bResult = true;
return bResult;
}
int lame_encoder_impl_internal::get_vbr_max_bitrate_kbps() const
{
return lame_get_VBR_max_bitrate_kbps( m_Lame.get() );
}
