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 // Cause plugins to free any resources which are required after stopping
  38         void render_stop();
  39
  40 // Called before every buffer processing
  41         void reset_status();
  42
  43 // Attach a virtual plugin for realtime playback.  Returns the number
  44 // of the buffer assigned to a multichannel plugin.
  45         int attach_virtual_plugin(VirtualNode *virtual_plugin);
  46         virtual void delete_buffer_vector() {};
  47
  48 // return 0 if ready to render
  49 // check all the virtual plugins for waiting status
  50 // all virtual plugins attached to this must be waiting for a render
  51 //      int sort(VirtualNode *virtual_plugin);
  52 // Called by plugin server to render GUI with data.
  53         void render_gui(void *data);
  54         void render_gui(void *data, int size);
  55         int gui_open();
  56         virtual int get_buffer_size() { return 0; };
  57
  58 // For unshared plugins, virtual plugins to send configuration events to and
  59 // read data from.
  60 // For shared plugins, virtual plugins to allocate buffers for and read
  61 // data from.
  62         ArrayList<VirtualNode*> virtual_plugins;
  63
  64 // List for a new virtual console which is transferred to virtual_plugins after
  65 // virtual console expansion.
  66         ArrayList<VirtualNode*> new_virtual_plugins;
  67
  68 // Plugin servers to do signal processing
  69         ArrayList<PluginServer*> plugin_servers;
  70
  71 // renderengine Plugindb entry
  72         PluginServer *plugin_server;
  73 // Pointer to the plugin object in EDL
  74         Plugin *plugin;
  75 // ID of plugin object in EDL
  76         int plugin_id;
  77         RenderEngine *renderengine;
  78 // Current input buffer being loaded.  Determines when the plugin server is run
  79 //      int current_buffer;
  80
  81 // Status of last buffer processed.
  82 // Used in shared multichannel plugin to tell of it's already been processed
  83 // or needs to be processed again for a different target.
  84 // start_position is the end of the range if playing in reverse.
  85         int64_t start_position;
  86         int64_t len;
  87         int64_t sample_rate;
  88         double frame_rate;
  89         int is_processed;
  90         int data_type;
  91
  92
  93
  94
  95
  96
  97
  98
  99
 100
 101
 102         int multichannel_shared(int search_new);
 103         int singlechannel();
 104
 105
 106
 107         int dump();
 108
 109 };
 110
 111 #endif