hvirtual/cinelerra/filesndfile.h

   1 #ifndef FILESNDFILE_H
   2 #define FILESNDFILE_H
   3
   4 #include "bitspopup.inc"
   5 #include "filebase.h"
   6 #include "filesndfile.h"
   7 #include "sndfile.h"
   8
   9 #include <stdio.h>
  10
  11 // The following libsndfile files have to be modified to support VFS.
  12 // They need to use FILE * instead of file descriptors.
  13 // open doesn't seem to be overridable.
  14 // file_io.c
  15 // sndfile.c
  16 // sndfile.h
  17
  18 class FileSndFile : public FileBase
  19 {
  20 public:
  21         FileSndFile(Asset *asset, File *file);
  22         ~FileSndFile();
  23
  24         static int check_sig(Asset *asset);
  25         int open_file(int rd, int wr);
  26         int close_file();
  27         int set_audio_position(int64_t sample);
  28         int read_samples(double *buffer, int64_t len);
  29         int write_samples(double **buffer, int64_t len);
  30         void format_to_asset();
  31         void asset_to_format();
  32
  33         static void get_parameters(BC_WindowBase *parent_window,
  34                 Asset *asset,
  35                 BC_WindowBase* &format_window,
  36                 int audio_options,
  37                 int video_options);
  38
  39 // File must be opened here to get the VFS override.  libsndfile-1.0.5 uses
  40 // open instead of fopen.
  41         FILE *fileptr;
  42         SNDFILE *fd;
  43         SF_INFO fd_config;
  44 // Temp for interleaved channels
  45         double *temp_double;
  46         int64_t temp_allocated;
  47 };
  48
  49 class SndFileConfig;
  50
  51 class SndFileHILO : public BC_Radial
  52 {
  53 public:
  54         SndFileHILO(SndFileConfig *gui, int x, int y);
  55         int handle_event();
  56         SndFileConfig *gui;
  57 };
  58
  59 class SndFileLOHI : public BC_Radial
  60 {
  61 public:
  62         SndFileLOHI(SndFileConfig *gui, int x, int y);
  63         int handle_event();
  64         SndFileConfig *gui;
  65 };
  66
  67
  68 class SndFileConfig : public BC_Window
  69 {
  70 public:
  71         SndFileConfig(BC_WindowBase *parent_window, Asset *asset);
  72         ~SndFileConfig();
  73
  74         int create_objects();
  75         int close_event();
  76
  77         BC_WindowBase *parent_window;
  78         BitsPopup *bits_popup;
  79         SndFileHILO *hilo;
  80         SndFileLOHI *lohi;
  81         Asset *asset;
  82 };
  83
  84 #endif