cinelerra-5.1/cinelerra/pluginlv2.h

   1 #ifndef __PLUGINLV2_H__
   2 #define __PLUGINLV2_H__
   3
   4 #define LV2_SEQ_SIZE  9624
   5 #include "forkbase.h"
   6 #include "pluginlv2config.h"
   7 #include "samples.inc"
   8
   9 #include <lilv/lilv.h>
  10 #define NS_EXT "http://lv2plug.in/ns/ext/"
  11
  12 typedef struct {
  13         int64_t sz;
  14         int samples, done;
  15         int nb_inputs, nb_outputs;
  16 } shm_bfr_t;
  17
  18 #define TYP_AUDIO   1
  19 #define TYP_CONTROL 2
  20 #define TYP_ATOM    4
  21 #define TYP_ALL    ~0
  22
  23 class PluginLV2
  24 {
  25 public:
  26         PluginLV2();
  27         virtual ~PluginLV2();
  28
  29         shm_bfr_t *shm_bfr;
  30         int use_shm, shmid;
  31         float **in_buffers, **out_buffers;
  32         int *iport, *oport;
  33         int nb_inputs, nb_outputs;
  34         int max_bufsz, ui_features;
  35
  36         void reset_lv2();
  37         int load_lv2(const char *path,char *title=0);
  38         int init_lv2(PluginLV2ClientConfig &conf, int sample_rate);
  39
  40         static LV2_URID uri_table_map(LV2_URID_Map_Handle handle, const char *uri);
  41         static const char *uri_table_unmap(LV2_URID_Map_Handle handle, LV2_URID urid);
  42         void connect_ports(PluginLV2ClientConfig &conf, int typ=TYP_ALL);
  43         void del_buffer();
  44         void new_buffer(int64_t sz);
  45         shm_bfr_t *shm_buffer(int shmid);
  46         void init_buffer(int samples);
  47         void map_buffer();
  48
  49         LilvWorld         *world;
  50         const LilvPlugin  *lilv;
  51         LilvUIs           *lilv_uis;
  52
  53         PluginLV2UriTable  uri_table;
  54         LV2_URID_Map       map;
  55         LV2_Feature        map_feature;
  56         LV2_URID_Unmap     unmap;
  57         LV2_Feature        unmap_feature;
  58         Lv2Features        features;
  59         LV2_Atom_Sequence  seq_in[2];
  60         LV2_Atom_Sequence  *seq_out;
  61
  62         LilvInstance *inst;
  63         SuilInstance *sinst;
  64         SuilHost *ui_host;
  65
  66         LilvNode *atom_AtomPort;
  67         LilvNode *atom_Sequence;
  68         LilvNode *lv2_AudioPort;
  69         LilvNode *lv2_CVPort;
  70         LilvNode *lv2_ControlPort;
  71         LilvNode *lv2_Optional;
  72         LilvNode *lv2_InputPort;
  73         LilvNode *lv2_OutputPort;
  74         LilvNode *powerOf2BlockLength;
  75         LilvNode *fixedBlockLength;
  76         LilvNode *boundedBlockLength;
  77 };
  78
  79 typedef struct { int sample_rate;  char path[1]; } open_bfr_t;
  80 typedef struct { int idx;  float value; } control_bfr_t;
  81
  82 enum { NO_COMMAND,
  83         LV2_OPEN,
  84         LV2_LOAD,
  85         LV2_UPDATE,
  86         LV2_SHOW,
  87         LV2_HIDE,
  88         LV2_SET,
  89         LV2_SHMID,
  90         NB_COMMANDS };
  91
  92 #endif