Bump shm test
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c158ca0b5b
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@ -14,13 +14,16 @@
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#include <fcntl.h> /* For O_* constants */
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#include <unistd.h>
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extern struct NoteFinder * nf;
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struct SHMDriver
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{
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int lights_file;
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//int dft_file; //Not available.
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//uint8_t * dft_ptr;
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int dft_file; //Not available.
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uint8_t * dft_ptr;
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uint8_t * lights_ptr;
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//int total_dft;
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int total_dft;
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int total_leds;
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};
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@ -29,7 +32,6 @@ static void SHMUpdate(void * id, struct NoteFinder*nf)
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{
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struct SHMDriver * d = (struct SHMDriver*)id;
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if( !d->lights_file )
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{
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const char * shm_lights = GetParameterS( "shm_lights", 0 );
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@ -46,6 +48,33 @@ static void SHMUpdate(void * id, struct NoteFinder*nf)
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}
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if( !d->dft_file )
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{
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const char * shmname = GetParameterS( "shm_dft", 0 );
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//const char * shm_dft = GetParameterS( "shm_dft", 0 ); // Not available.
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if( shmname )
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{
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d->dft_file = shm_open(shmname, O_CREAT | O_RDWR, 0644);
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ftruncate( d->dft_file, 16384 );
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d->dft_ptr = mmap(0,16384, PROT_READ | PROT_WRITE, MAP_SHARED, d->dft_file, 0);
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}
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printf( "Got SHM: %s->%d [%p]\n", shmname, d->dft_file, d->dft_ptr );
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}
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if( d->dft_ptr )
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{
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d->total_dft = nf->octaves * nf->freqbins;
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memcpy( d->dft_ptr+0, &nf->octaves, 4 );
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memcpy( d->dft_ptr+4, &nf->freqbins, 4 );
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memcpy( d->dft_ptr+8, nf->folded_bins, nf->freqbins * sizeof(float) );
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memcpy( d->dft_ptr+8+nf->freqbins * sizeof(float),
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nf->outbins, d->total_dft * sizeof(float) );
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}
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if( d->lights_ptr )
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{
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memcpy( d->lights_ptr, &d->total_leds, 4 );
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49
colorchord2/shmtest.conf
Normal file
49
colorchord2/shmtest.conf
Normal file
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@ -0,0 +1,49 @@
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cpu_autolimit = 1
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#General GUI properties.
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title = PA Test
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set_screenx = 720
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set_screeny = 480
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sample_channel = -1
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sourcename = alsa_output.pci-0000_01_00.1.hdmi-stereo-extra2.monitor
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#alsa_output.pci-0000_00_1f.3.analog-stereo.monitor
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#default
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# alsa_output.pci-0000_00_1b.0.analog-stereo.monitor
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#alsa_output.pci-0000_00_1f.3.analog-stereo.monitor << New laptop
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#use pactl list | grep pci- | grep monitor
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#How many bins a note can jump from frame to frame to be considered a slide.
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#this is used to prevent notes from popping in and out a lot.
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note_combine_distance = 0.5000
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note_jumpability = 1.8000
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note_minimum_new_distribution_value = 0.0200
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note_out_chop = 0.05000
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#compress_coefficient = 4.0
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#compress_exponent = .5
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#=======================================================================
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#Outputs
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#DisplayArray
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outdrivers = OutputCells, DisplaySHM
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shm_lights = /cclights
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shm_dft = /ccdft
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lightx = 20
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lighty = 4
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fromsides = 1
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leds = 120
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qtyamp = 120
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satamp = 2.800
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amppow = 2.510
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distpow = 1.500
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