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 #ifndef u_int64_t
  17 #define u_int64_t unsigned long long
  18 #endif
  19
  20 #include "libdv/dv.h"
  21 #include <pthread.h>
  22 #include <sys/time.h>
  23
  24 typedef struct
  25 {
  26         dv_decoder_t *decoder;
  27         dv_encoder_t *encoder;
  28         short *temp_audio[4];
  29         unsigned char *temp_video;
  30         int use_mmx;
  31         int audio_frames;
  32 } dv_t;
  33
  34
  35 // ================================== The frame decoder
  36 dv_t* dv_new();
  37 int dv_delete(dv_t* dv);
  38
  39 // Decode a video frame from the data and return nonzero if failure
  40 int dv_read_video(dv_t *dv,
  41                 unsigned char **output_rows,
  42                 unsigned char *data,
  43                 long bytes,
  44                 int color_model);
  45 // Decode audio from the data and return the number of samples decoded.
  46 int dv_read_audio(dv_t *dv,
  47                 unsigned char *samples,
  48                 unsigned char *data,
  49                 long size,
  50                 int channels,
  51                 int bits);
  52
  53 void dv_write_video(dv_t *dv,
  54                 unsigned char *data,
  55                 unsigned char **input_rows,
  56                 int color_model,
  57                 int norm);
  58
  59 // Write audio into frame after video is encoded.
  60 // Returns the number of samples put in frame.
  61 int dv_write_audio(dv_t *dv,
  62                 unsigned char *data,
  63                 unsigned char *input_samples,
  64                 int max_samples,
  65                 int channels,
  66                 int bits,
  67                 int rate,
  68                 int norm);
  69
  70
  71 #ifdef __cplusplus
  72 }
  73 #endif
  74
  75 #endif