2009-01-02 23:54:39 +00:00
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////////////////////////////////////////////////////////////////////////////////
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// Plainamp, Open source Winamp core
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//
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// Copyright <20> 2005 Sebastian Pipping <webmaster@hartwork.org>
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//
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// --> http://www.hartwork.org
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//
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// This source code is released under the GNU General Public License (GPL).
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// See GPL.txt for details. Any non-GPL usage is strictly forbidden.
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////////////////////////////////////////////////////////////////////////////////
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#include "Input.h"
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#include "Console.h"
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#include "Status.h"
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#include "Playback.h"
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#include "InputPlugin.h"
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#include "VisPlugin.h"
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#include "DspPlugin.h"
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#include "VisCache.h"
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#include "Output.h"
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/*
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#define FIXED_POINT 16
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#include "kiss_fft/kiss_fftr.h"
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*/
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2009-01-03 01:38:44 +00:00
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// =======================================================================================
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//#include "fftw3/fftw3.h"
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// =======================================================================================
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2009-01-02 23:54:39 +00:00
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#include <math.h>
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// #define SKIPPY
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#ifndef SKIPPY
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# define MAX_DATA_FPS ( 1000 / 12 ) // in_mp3 gives new vis data every 13 ms, so 12 leaves a little space
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#else
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# define MAX_DATA_FPS ( 1000 / 24 ) // will skip every second frame
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#endif
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#ifdef SKIPPY
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bool bLastSkipped = true;
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#endif
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int iSpecChannels = 2;
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int iWaveChannels = 2;
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/*
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kiss_fft_cfg kiss = { 0 };
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bool bKissInitDone = false;
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*/
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////////////////////////////////////////////////////////////////////////////////
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///
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////////////////////////////////////////////////////////////////////////////////
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int dsp_isactive()
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{
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////////////////////////////////////////////////////////////////////////////////
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DspLock.Enter();
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////////////////////////////////////////////////////////////////////////////////
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int res = ( active_dsp_count > 0 );
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////////////////////////////////////////////////////////////////////////////////
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DspLock.Leave();
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////////////////////////////////////////////////////////////////////////////////
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return res;
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}
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////////////////////////////////////////////////////////////////////////////////
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///
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////////////////////////////////////////////////////////////////////////////////
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int dsp_dosamples( short int * samples, int numsamples, int bps, int nch, int srate )
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{
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int num = numsamples;
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////////////////////////////////////////////////////////////////////////////////
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DspLock.Enter();
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////////////////////////////////////////////////////////////////////////////////
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for( int i = 0; i < active_dsp_count; i++ )
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{
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// Process
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num = active_dsp_mods[ i ]->mod->ModifySamples(
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active_dsp_mods[ i ]->mod,
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samples,
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numsamples,
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bps,
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nch,
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srate
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);
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}
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////////////////////////////////////////////////////////////////////////////////
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DspLock.Leave();
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////////////////////////////////////////////////////////////////////////////////
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return num;
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}
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////////////////////////////////////////////////////////////////////////////////
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///
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////////////////////////////////////////////////////////////////////////////////
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void SAVSAInit( int maxlatency_in_ms, int srate )
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{
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////////////////////////////////////////////////////////////////////////////////
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VisCache::Create();
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VisCache::EnsureLatency( maxlatency_in_ms );
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VisCache::EnsureDataFps( MAX_DATA_FPS );
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VisCache::Clean();
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////////////////////////////////////////////////////////////////////////////////
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}
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////////////////////////////////////////////////////////////////////////////////
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///
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////////////////////////////////////////////////////////////////////////////////
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void SAVSADeInit()
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{
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// TODO
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// Console::Append( TEXT( "SAVSADeInit" ) );
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}
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////////////////////////////////////////////////////////////////////////////////
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///
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////////////////////////////////////////////////////////////////////////////////
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void SAAddPCMData( void * PCMData, int nch, int bps, int timestamp )
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{
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// TODO
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// Console::Append( TEXT( "SAAddPCMData" ) );
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}
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////////////////////////////////////////////////////////////////////////////////
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///
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////////////////////////////////////////////////////////////////////////////////
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int SAGetMode()
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{
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// TODO
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// Console::Append( TEXT( "SAGetMode" ) );
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return 0;
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}
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////////////////////////////////////////////////////////////////////////////////
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///
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////////////////////////////////////////////////////////////////////////////////
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void SAAdd( void * data, int timestamp, int csa )
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{
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// TODO
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// Console::Append( TEXT( "SAAdd" ) );
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}
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////////////////////////////////////////////////////////////////////////////////
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///
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////////////////////////////////////////////////////////////////////////////////
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void VSAAddPCMData( void * PCMData, int nch, int bps, int timestamp )
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{
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// TODO
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// Console::Append( TEXT( "VSAAddPCMData" ) );
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#ifdef SKIPPY
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if( bLastSkipped )
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bLastSkipped = false;
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else
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{
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// Skip
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bLastSkipped = true;
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return;
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}
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#endif
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////////////////////////////////////////////////////////////////////////////////
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bool bVisLockLeft = false;
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VisLock.Enter();
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////////////////////////////////////////////////////////////////////////////////
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if( active_vis_count )
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{
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////////////////////////////////////////////////////////////////////////////////
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VisLock.Leave();
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bVisLockLeft = true;
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////////////////////////////////////////////////////////////////////////////////
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VisCache::NextFrame();
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VisCache::SetWriteTime( timestamp );
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VisCache::SetReadTime( active_input_plugin->plugin->GetOutputTime() );
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short * source = ( short * )PCMData;
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// Waveform
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static unsigned char wave_left[ 576 ];
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static unsigned char wave_right[ 576 ];
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if( nch < 2 )
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{
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// Mono
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for( int i = 0; i < 576; i++ )
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{
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wave_left[ i ] = ( source[ i ] >> 8 );
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}
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VisCache::PutWaveLeft( wave_left );
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}
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else
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{
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int i;
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// Stereo or more
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for( i = 0; i < 576; i++ )
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{
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wave_left [ i ] = ( source[ i * nch ] >> 8 );
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wave_right[ i ] = ( source[ i * nch + 1 ] >> 8 );
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}
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VisCache::PutWaveLeft( wave_left );
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VisCache::PutWaveRight( wave_right );
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}
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// TODO: Much to optimize!
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2009-01-03 01:38:44 +00:00
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// =======================================================================================
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/*
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2009-01-02 23:54:39 +00:00
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// Spectrum
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static unsigned char spec_left[ 576 ];
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static unsigned char spec_right[ 576 ];
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static fftw_complex * in = NULL;
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static fftw_complex * out = NULL;
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if( !in )
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{
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in = ( fftw_complex * )fftw_malloc( 576 * sizeof( fftw_complex ) );
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out = ( fftw_complex * )fftw_malloc( 576 * sizeof( fftw_complex ) );
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}
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static const double factor = 1.0 / 65536.0 / sqrt( 2.0 );
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// Put left
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int index = 0;
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for( int i = 0; i < 576; i++ )
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{
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in[ i ][ 0 ] = source[ index += nch ];
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in[ i ][ 1 ] = 0.0;
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}
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// Init FFT
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fftw_plan p = fftw_plan_dft_1d( 576, in, out, FFTW_FORWARD, FFTW_ESTIMATE );
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// Run left
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fftw_execute( p );
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// Get left
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for( int i = 0; i < 576; i++ )
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{
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if( i & 1 )
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{
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spec_left [ i ] = spec_left [ i - 1 ];
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continue;
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}
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const double re = out[ i >> 1 ][ 0 ];
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const double im = out[ i >> 1 ][ 1 ];
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const double root = sqrt( re*re + im*im );
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const double final = 160.0 * log10( 1.0 + root * factor );
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spec_left[ i ] = ( final < 255.0 ) ? ( unsigned char )final : 255;
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}
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VisCache::PutSpecLeft( spec_left );
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if( nch > 1 )
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{
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// Put right
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index = 1;
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for( int i = 0; i < 576; i++ )
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{
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in[ i ][ 0 ] = source[ index += nch ];
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}
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// Run right
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fftw_execute( p );
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// Get right
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for( int i = 0; i < 576; i++ )
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{
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if( i & 1 )
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{
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spec_right[ i ] = spec_right[ i - 1 ];
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continue;
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}
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const double re = out[ i >> 1 ][ 0 ];
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const double im = out[ i >> 1 ][ 1 ];
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const double root = sqrt( re*re + im*im );
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const double final = 160.0 * log10( 1.0 + root * factor );
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spec_right[ i ] = ( final < 255.0 ) ? ( unsigned char )final : 255;
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}
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VisCache::PutSpecRight( spec_right );
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}
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2009-01-03 01:38:44 +00:00
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// =======================================================================================
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*/
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2009-01-02 23:54:39 +00:00
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// Cleanup FFT
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2009-01-03 01:38:44 +00:00
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// =======================================================================================
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//fftw_destroy_plan( p );
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// =======================================================================================
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2009-01-02 23:54:39 +00:00
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// fftw_free(in);
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// fftw_free(out);
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}
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////////////////////////////////////////////////////////////////////////////////
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if( bVisLockLeft ) VisLock.Enter();
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////////////////////////////////////////////////////////////////////////////////
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for( int i = 0; i < active_vis_count; i++ )
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{
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active_vis_mods[ i ]->bAllowRender = true;
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}
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////////////////////////////////////////////////////////////////////////////////
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VisLock.Leave();
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////////////////////////////////////////////////////////////////////////////////
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}
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////////////////////////////////////////////////////////////////////////////////
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///
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////////////////////////////////////////////////////////////////////////////////
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int VSAGetMode( int * specNch, int * waveNch )
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{
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iSpecChannels = 0;
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iWaveChannels = 0;
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////////////////////////////////////////////////////////////////////////////////
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VisLock.Enter();
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////////////////////////////////////////////////////////////////////////////////
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for( int i = 0; i < active_vis_count; i++ )
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{
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const int iSpec = active_vis_mods[ i ]->mod->spectrumNch;
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const int iWave = active_vis_mods[ i ]->mod->waveformNch;
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if( iSpec > iSpecChannels ) iSpecChannels = iSpec;
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if( iWave > iWaveChannels ) iWaveChannels = iWave;
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}
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////////////////////////////////////////////////////////////////////////////////
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VisLock.Leave();
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////////////////////////////////////////////////////////////////////////////////
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*specNch = iSpecChannels;
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*waveNch = iWaveChannels;
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return 1;
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}
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////////////////////////////////////////////////////////////////////////////////
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///
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|
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|
////////////////////////////////////////////////////////////////////////////////
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void VSAAdd( void * data, int timestamp )
|
|
|
|
|
{
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|
|
|
#ifdef SKIPPY
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|
if( bLastSkipped )
|
|
|
|
|
bLastSkipped = false;
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|
else
|
|
|
|
|
{
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|
|
|
|
// Skip
|
|
|
|
|
bLastSkipped = true;
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|
|
|
|
return;
|
|
|
|
|
}
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|
#endif
|
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|
|
|
|
|
|
|
|
|
|
|
|
////////////////////////////////////////////////////////////////////////////////
|
|
|
|
|
bool bVisLockLeft = false;
|
|
|
|
|
VisLock.Enter();
|
|
|
|
|
////////////////////////////////////////////////////////////////////////////////
|
|
|
|
|
|
|
|
|
|
if( active_vis_count )
|
|
|
|
|
{
|
|
|
|
|
////////////////////////////////////////////////////////////////////////////////
|
|
|
|
|
VisLock.Leave();
|
|
|
|
|
bVisLockLeft = true;
|
|
|
|
|
////////////////////////////////////////////////////////////////////////////////
|
|
|
|
|
|
|
|
|
|
VisCache::NextFrame();
|
|
|
|
|
VisCache::SetWriteTime( timestamp );
|
|
|
|
|
VisCache::SetReadTime( active_input_plugin->plugin->GetOutputTime() );
|
|
|
|
|
|
|
|
|
|
unsigned char * source = ( unsigned char * )data;
|
|
|
|
|
if( iSpecChannels > 0 )
|
|
|
|
|
{
|
|
|
|
|
VisCache::PutSpecLeft( source );
|
|
|
|
|
source += 576;
|
|
|
|
|
}
|
|
|
|
|
if( iSpecChannels > 1 )
|
|
|
|
|
{
|
|
|
|
|
VisCache::PutSpecRight( source );
|
|
|
|
|
source += 576;
|
|
|
|
|
}
|
|
|
|
|
if( iWaveChannels > 0 )
|
|
|
|
|
{
|
|
|
|
|
VisCache::PutWaveLeft( source );
|
|
|
|
|
source += 576;
|
|
|
|
|
}
|
|
|
|
|
if( iWaveChannels > 1 )
|
|
|
|
|
{
|
|
|
|
|
VisCache::PutWaveRight( source );
|
|
|
|
|
}
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
////////////////////////////////////////////////////////////////////////////////
|
|
|
|
|
if( bVisLockLeft ) VisLock.Enter();
|
|
|
|
|
////////////////////////////////////////////////////////////////////////////////
|
|
|
|
|
|
|
|
|
|
for( int i = 0; i < active_vis_count; i++ )
|
|
|
|
|
{
|
|
|
|
|
active_vis_mods[ i ]->bAllowRender = true;
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
////////////////////////////////////////////////////////////////////////////////
|
|
|
|
|
VisLock.Leave();
|
|
|
|
|
////////////////////////////////////////////////////////////////////////////////
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
////////////////////////////////////////////////////////////////////////////////
|
|
|
|
|
///
|
|
|
|
|
////////////////////////////////////////////////////////////////////////////////
|
|
|
|
|
void VSASetInfo( int nch, int srate )
|
|
|
|
|
{
|
|
|
|
|
// TODO
|
|
|
|
|
|
|
|
|
|
////////////////////////////////////////////////////////////////////////////////
|
|
|
|
|
VisCache::Create();
|
|
|
|
|
VisCache::EnsureDataFps( MAX_DATA_FPS );
|
|
|
|
|
VisCache::Clean();
|
|
|
|
|
////////////////////////////////////////////////////////////////////////////////
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
////////////////////////////////////////////////////////////////////////////////
|
|
|
|
|
///
|
|
|
|
|
////////////////////////////////////////////////////////////////////////////////
|
|
|
|
|
void SetInfo( int bitrate, int srate, int stereo, int synched )
|
|
|
|
|
{
|
|
|
|
|
// TODO
|
|
|
|
|
static int last_valid_srate = 0;
|
|
|
|
|
|
|
|
|
|
if( bitrate < 0 ) return;
|
|
|
|
|
|
|
|
|
|
if( srate < 0 )
|
|
|
|
|
srate = last_valid_srate;
|
|
|
|
|
else
|
|
|
|
|
last_valid_srate = srate;
|
|
|
|
|
|
|
|
|
|
TCHAR szBuffer[ 5000 ] = TEXT( "" );
|
|
|
|
|
_stprintf( szBuffer, TEXT( " %i kbps, %i kHz" ), bitrate, srate );
|
|
|
|
|
StatusUpdate( szBuffer );
|
|
|
|
|
}
|