hvirtual/cinelerra/virtualconsole.h

   1 #ifndef COMMONRENDERTHREAD_H
   2 #define COMMONRENDERTHREAD_H
   3
   4 #include "arraylist.h"
   5 #include "commonrender.inc"
   6 #include "maxbuffers.h"
   7 #include "module.inc"
   8 #include "mutex.inc"
   9 #include "playabletracks.inc"
  10 #include "renderengine.inc"
  11 #include "thread.h"
  12 #include "track.inc"
  13 #include "virtualnode.inc"
  14
  15 class VirtualConsole : public Thread
  16 {
  17 public:
  18         VirtualConsole(RenderEngine *renderengine, CommonRender *commonrender, int data_type);
  19         virtual ~VirtualConsole();
  20
  21         virtual void create_objects();
  22         void start_playback();
  23         virtual int total_ring_buffers();
  24         virtual void get_playable_tracks() {};
  25         int allocate_input_buffers();
  26         virtual void new_input_buffer(int ring_buffer) { };
  27         virtual void delete_input_buffer(int ring_buffer) { };
  28         void dump();
  29
  30 // Create ptrs to input buffers
  31         virtual void create_input_ptrs() {};
  32 // Build the nodes
  33         void build_virtual_console(int persistant_plugins);
  34         virtual VirtualNode* new_toplevel_node(Track *track, Module *module, int track_number) { return 0; };
  35         Module* module_of(Track *track);
  36         Module* module_number(int track_number);
  37 // Test for reconfiguration.
  38 // If reconfiguration is coming up, truncate length and reset last_playback.
  39         int test_reconfigure(int64_t position,
  40                 int64_t &length,
  41                 int &last_playback);
  42
  43         virtual void run();
  44
  45         RenderEngine *renderengine;
  46         CommonRender *commonrender;
  47 // Total playable tracks
  48         int total_tracks;
  49 // Top level node for each playable track
  50         VirtualNode **virtual_modules;
  51 // Order to process nodes
  52         ArrayList<VirtualNode*> render_list;
  53
  54
  55         int data_type;
  56 // Store result of total_ring_buffers for destructor
  57         int ring_buffers;
  58 // exit conditions
  59         int interrupt;
  60         int done;
  61
  62
  63
  64
  65
  66
  67
  68
  69
  70
  71
  72
  73
  74         virtual int init_rendering(int duplicate) {};
  75         int sort_virtual_console();
  76         int delete_virtual_console();
  77         int delete_input_buffers();
  78         int swap_thread_buffer();
  79         int swap_input_buffer();
  80
  81 // Set duplicate when this virtual console is to share the old resources.
  82         int start_rendering(int duplicate);
  83         virtual int stop_rendering(int duplicate) {};
  84
  85 // for synchronizing start and stop
  86         int wait_for_completion();
  87         int wait_for_startup();
  88
  89         virtual int send_last_output_buffer() {};
  90
  91
  92
  93
  94 // playable tracks
  95         int current_input_buffer;      // input buffer being read from disk
  96         PlayableTracks *playable_tracks;
  97
  98
  99         Mutex *input_lock[MAX_BUFFERS];     // lock before sending input buffers through console
 100         Mutex *output_lock[MAX_BUFFERS];        // lock before loading input buffers
 101         Mutex *startup_lock;                // Lock before returning from start
 102
 103 // information for each buffer
 104         int last_playback[MAX_BUFFERS];      // last buffer in playback range
 105         int last_reconfigure[MAX_BUFFERS];   // last buffer before deletion and reconfiguration
 106         int64_t input_len[MAX_BUFFERS];         // number of samples to render from this buffer
 107         int64_t input_position[MAX_BUFFERS];    // highest numbered sample of this buffer in project
 108                                                                                 // or frame of this buffer in project
 109         int64_t absolute_position[MAX_BUFFERS];  // Absolute position at start of buffer for peaks.
 110         int current_vconsole_buffer;           // input buffer being rendered by vconsole
 111 };
 112
 113
 114
 115 #endif