cinelerra/filethread.h

   1 #ifndef FILETHREAD_H
   2 #define FILETHREAD_H
   3
   4 #include "condition.inc"
   5 #include "file.inc"
   6 #include "mutex.inc"
   7 #include "thread.h"
   8 #include "vframe.inc"
   9
  10
  11 class FileThread : public Thread
  12 {
  13 public:
  14         FileThread(File *file, int do_audio, int do_video);
  15         ~FileThread();
  16
  17         void create_objects(File *file,
  18                 int do_audio,
  19                 int do_video);
  20         void delete_objects();
  21         void reset();
  22         int start_writing();
  23 // Allocate the buffers and start loop.
  24 // compressed - if 1 write_compressed_frames is called in the file
  25 //            - if 0 write_frames is called
  26         int start_writing(long buffer_size,
  27                         int color_model,
  28                         int ring_buffers,
  29                         int compressed);
  30         int stop_writing();
  31 // write data into next available buffer
  32         int write_buffer(long size);
  33 // get pointer to next buffer to be written and lock it
  34         double** get_audio_buffer();
  35 // get pointer to next frame to be written and lock it
  36         VFrame*** get_video_buffer();
  37
  38         void run();
  39         int swap_buffer();
  40
  41         double ***audio_buffer;
  42 // (VFrame*)(VFrame array *)(Track *)[ring buffer]
  43         VFrame ****video_buffer;
  44         long *output_size;  // Number of frames or samples to write
  45 // Not used
  46         int *is_compressed; // Whether to use the compressed data in the frame
  47         Condition **output_lock, **input_lock;
  48 // Lock access to the file to allow it to be changed without stopping the loop
  49         Mutex *file_lock;
  50         int current_buffer;
  51         int local_buffer;
  52         int *last_buffer;  // last_buffer[ring buffer]
  53         int return_value;
  54         int do_audio;
  55         int do_video;
  56         File *file;
  57         int ring_buffers;
  58         int buffer_size;    // Frames or samples per ring buffer
  59 // Color model of frames
  60         int color_model;
  61 // Whether to use the compressed data in the frame
  62         int compressed;
  63 };
  64
  65
  66
  67 #endif