cinelerra/attachmentpoint.h

   1 #ifndef ATTACHMENTPOINT_H
   2 #define ATTACHMENTPOINT_H
   3
   4 #include "arraylist.h"
   5 #include "filexml.inc"
   6 #include "floatauto.inc"
   7 #include "floatautos.inc"
   8 #include "mwindow.inc"
   9 #include "messages.inc"
  10 #include "plugin.inc"
  11 #include "pluginserver.inc"
  12 #include "renderengine.inc"
  13 #include "sharedlocation.h"
  14 #include "vframe.inc"
  15 #include "virtualnode.inc"
  16
  17 #include <stdint.h>
  18
  19 // Attachment points for Modules to attach plugins
  20 class AttachmentPoint
  21 {
  22 public:
  23         AttachmentPoint(RenderEngine *renderengine,
  24                 Plugin *plugin,
  25                 int data_type);
  26         virtual ~AttachmentPoint();
  27
  28         virtual int reset_parameters();
  29 // Used by Module::swap_attachments before virtual console expansion.
  30 // Return 1 if the plugin id is the same
  31         int identical(AttachmentPoint *old);
  32
  33 // Move new_virtual_plugins to virtual_plugins.
  34 // Called after virtual console expansion.
  35         int render_init();
  36
  37 // Called before every buffer processing
  38         void reset_status();
  39
  40 // Attach a virtual plugin for realtime playback.  Returns the number
  41 // of the buffer assigned to a multichannel plugin.
  42         int attach_virtual_plugin(VirtualNode *virtual_plugin);
  43         virtual void delete_buffer_vector() {};
  44
  45 // return 0 if ready to render
  46 // check all the virtual plugins for waiting status
  47 // all virtual plugins attached to this must be waiting for a render
  48 //      int sort(VirtualNode *virtual_plugin);
  49 // Called by plugin server to render GUI with data.
  50         void render_gui(void *data);
  51         void render_gui(void *data, int size);
  52         virtual int get_buffer_size() { return 0; };
  53
  54 // For unshared plugins, virtual plugins to send configuration events to and
  55 // read data from.
  56 // For shared plugins, virtual plugins to allocate buffers for and read
  57 // data from.
  58         ArrayList<VirtualNode*> virtual_plugins;
  59
  60 // List for a new virtual console which is transferred to virtual_plugins after
  61 // virtual console expansion.
  62         ArrayList<VirtualNode*> new_virtual_plugins;
  63
  64 // Plugin servers to do signal processing
  65         ArrayList<PluginServer*> plugin_servers;
  66
  67 // renderengine Plugindb entry
  68         PluginServer *plugin_server;
  69 // Pointer to the plugin object in EDL
  70         Plugin *plugin;
  71 // ID of plugin object in EDL
  72         int plugin_id;
  73         RenderEngine *renderengine;
  74 // Current input buffer being loaded.  Determines when the plugin server is run
  75 //      int current_buffer;
  76
  77 // Status of last buffer processed.
  78 // Used in shared multichannel plugin to tell of it's already been processed
  79 // or needs to be processed again for a different target.
  80 // start_position is the end of the range if playing in reverse.
  81         int64_t start_position;
  82         int64_t len;
  83         int64_t sample_rate;
  84         double frame_rate;
  85         int is_processed;
  86         int data_type;
  87
  88
  89
  90
  91
  92
  93
  94
  95
  96
  97
  98         int multichannel_shared(int search_new);
  99         int singlechannel();
 100
 101 // Simply deletes the virtual plugin
 102         int render_stop(int duplicate);
 103
 104
 105         int dump();
 106
 107 };
 108
 109 #endif