hvirtual/cinelerra/renderfarmclient.h

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#ifndef RENDERFARMCLIENT_H
#define RENDERFARMCLIENT_H

#include "arraylist.h"
#include "asset.inc"
#include "bchash.inc"
#include "edl.inc"
#include "mutex.inc"
#include "packagerenderer.h"
#include "pluginserver.inc"
#include "preferences.inc"
#include "renderfarm.inc"
#include "renderfarmclient.inc"
//#include "renderfarmfsclient.inc"
#include "thread.h"

class RenderFarmClient
{
public:
        RenderFarmClient(int port, 
                char *deamon_path, 
                int nice_value,
                char *config_path);
        ~RenderFarmClient();
        
        void main_loop();




// After a socket times out, kill the render node.
        void kill_client();
        
//      RenderFarmClientThread *thread;
        
        int port;
        char *deamon_path;
// PID to be returned to background render object
        int this_pid;
// The plugin paths must be known before any threads are started
        BC_Hash *boot_defaults;
        Preferences *boot_preferences;
        ArrayList<PluginServer*> *plugindb;
};

class RenderFarmClientThread : public Thread
{
public:
        RenderFarmClientThread(RenderFarmClient *client);
        ~RenderFarmClientThread();

// Commands call this to send the request packet.
// The ID of the request followed by the size of the data that follows is sent.
        int send_request_header(int request, 
                int len);
// These are local functions to handle errors the right way for a client.
// They simply call the RenderFarmServerThread functions and abort if error.
        int write_socket(char *data, int len);
        int read_socket(char *data, int len);
// Return 1 if error
        int write_int64(int64_t number);
        int64_t read_int64(int *error = 0);
        void read_string(char* &string);
        void abort();
// Lock access to the socket during complete transactions
        void lock(char *location);
        void unlock();



        void do_tuner(int socket_fd);
        void do_packages(int socket_fd);


        void get_command(int socket_fd, int *command);
        void read_preferences(int socket_fd, 
                Preferences *preferences);
        void read_asset(int socket_fd, Asset *asset);
        void read_edl(int socket_fd, 
                EDL *edl, 
                Preferences *preferences);
        int read_package(int socket_fd, RenderPackage *package);
        int send_completion(int socket_fd);
        void ping_server();
        void init_client_keepalive();

        void main_loop(int socket_fd);
        void run();

// Everything must be contained in run()
        int socket_fd;
// Read only
        RenderFarmClient *client;
//      RenderFarmFSClient *fs_client;
        double frames_per_second;
        Mutex *mutex_lock;
        RenderFarmWatchdog *watchdog;
        RenderFarmKeepalive *keep_alive;
// pid of forked process
        int pid;
};







class FarmPackageRenderer : public PackageRenderer
{
public:
        FarmPackageRenderer(RenderFarmClientThread *thread,
                int socket_fd);
        ~FarmPackageRenderer();
        
        
        int get_result();
        void set_result(int value);
        void set_progress(int64_t total_samples);
        int set_video_map(int64_t position, int value);

        
        int socket_fd;
        RenderFarmClientThread *thread;
};








class RenderFarmKeepalive : public Thread
{
public:
        RenderFarmKeepalive(RenderFarmClientThread *client_thread);
        ~RenderFarmKeepalive();

        void run();

        RenderFarmClientThread *client_thread;
        int done;
};







#endif

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