From 797149c5a9ee0c7c70947f72cbaece5efd3dd687 Mon Sep 17 00:00:00 2001 From: Ludovic Pouzenc Date: Sat, 16 Jun 2012 22:29:33 +0000 Subject: Création du source tree princpal. Les routines de maths pour calculer le gain déconnent encore je trouve. Reste à intégrer la partie DMX et a améliorer tout ce qui a été laissé de côté... MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit git-svn-id: file:///var/svn/2012-violon-leds/trunk@20 6be1fa4d-33ac-4c33-becc-79fcb3794bb6 --- src/music2light.c | 80 +++++++++++++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 80 insertions(+) create mode 100644 src/music2light.c (limited to 'src/music2light.c') diff --git a/src/music2light.c b/src/music2light.c new file mode 100644 index 0000000..fd58d03 --- /dev/null +++ b/src/music2light.c @@ -0,0 +1,80 @@ +#include +#include +#include +#include "gtkvumeter.h" +#include "win_main.h" +#include "compute.h" +#include "capture.h" +#include "hsv2rgb.h" + +gint *audio_vumeter_val, *light_h, *light_s, *light_v, *light_r, *light_g, *light_b; +void my_process(float *data, size_t nsamples, size_t nchan); + +int main (int argc, char **argv) { + GtkWidget *mainwin; + gint vals_for_vumeters[7]={0,0,0,0,0,0,0}; //sound,h,s,v,r,g,b + //Some handy references to the previous array items to make things clear whenever possible + audio_vumeter_val=vals_for_vumeters+0; + light_h=vals_for_vumeters+1; + light_s=vals_for_vumeters+2; + light_v=vals_for_vumeters+3; + light_r=vals_for_vumeters+4; + light_g=vals_for_vumeters+5; + light_b=vals_for_vumeters+6; + + pthread_t audio_analyzer; + + g_thread_init(NULL); + gdk_threads_init(); + gdk_threads_enter(); + gtk_init (&argc, &argv); + + mainwin=win_main_build(); + gtk_widget_show_all (mainwin); + + printf("debug : main my_process==%p\n", my_process); + printf("debug : main (void *)my_process==%p\n", (void *)my_process); + pthread_create (&audio_analyzer, (void *)NULL, (void *)audio_thread, (void *)my_process); + g_timeout_add (25, win_main_update_vumeters, (gpointer)vals_for_vumeters); + + gtk_main (); + gdk_threads_leave(); + + return 0; +} + +void my_process(float *data, size_t nsamples, size_t nchan) { + + float sound_level; + struct hsv_colour hsv; + struct rgb_colour rgb; + + //FIXME : rate should came from PulseAudio + sound_level=compute_level(data, nsamples, 44100); + +// printf("sound_level==%f\n", sound_level); + + // Update sound vumeter value (refreshed asynchronously) + *audio_vumeter_val=(int)sound_level; + + // Transfert Function + audio2hsv_1(sound_level,&(hsv.h),&(hsv.s),&(hsv.v)); + + // Conversion + hsv2rgb(&hsv, &rgb); +// printf("hsv %+.3f %+.3f %+.3f\n", hsv.h, hsv.s, hsv.v); +// printf("rgb %+.3f %+.3f %+.3f\n", rgb.r, rgb.g, rgb.b); + + //Update vu-meters + *light_h=hsv.h*255; + *light_s=hsv.s*255; + *light_v=hsv.v*255; + + *light_r=rgb.r*255; + *light_g=rgb.g*255; + *light_b=rgb.b*255; + + // Send to DMX + //TODO +} + -- cgit v1.2.3