quicktime/libdv.h

   1 #ifndef LIBDV_H
   2 #define LIBDV_H
   3
   4 #ifdef __cplusplus
   5 extern "C" {
   6 #endif
   7
   8 // Buffer sizes
   9 #define DV_NTSC_SIZE 120000
  10 #define DV_PAL_SIZE 144000
  11
  12 // Norms
  13 #define DV_NTSC 0
  14 #define DV_PAL 1
  15
  16
  17 #include <libdv/dv.h>
  18 #include <pthread.h>
  19 #include <sys/time.h>
  20
  21 typedef struct
  22 {
  23         dv_decoder_t *decoder;
  24         dv_encoder_t *encoder;
  25         short *temp_audio[4];
  26         unsigned char *temp_video;
  27         int use_mmx;
  28         int audio_frames;
  29 } dv_t;
  30
  31
  32 // ================================== The frame decoder
  33 dv_t* dv_new();
  34 int dv_delete(dv_t* dv);
  35
  36 // Decode a video frame from the data and return nonzero if failure
  37 int dv_read_video(dv_t *dv,
  38                 unsigned char **output_rows,
  39                 unsigned char *data,
  40                 long bytes,
  41                 int color_model);
  42 // Decode audio from the data and return the number of samples decoded.
  43 int dv_read_audio(dv_t *dv,
  44                 unsigned char *samples,
  45                 unsigned char *data,
  46                 long size,
  47                 int channels,
  48                 int bits);
  49
  50 void dv_write_video(dv_t *dv,
  51                 unsigned char *data,
  52                 unsigned char **input_rows,
  53                 int color_model,
  54                 int norm);
  55
  56 // Write audio into frame after video is encoded.
  57 // Returns the number of samples put in frame.
  58 int dv_write_audio(dv_t *dv,
  59                 unsigned char *data,
  60                 unsigned char *input_samples,
  61                 int max_samples,
  62                 int channels,
  63                 int bits,
  64                 int rate,
  65                 int norm);
  66
  67
  68 #ifdef __cplusplus
  69 }
  70 #endif
  71
  72 #endif