cinelerra-5.0/quicktime/qtasf.h

   1 #ifndef QTASF_H
   2 #define QTASF_H
   3
   4 #include "quicktime.h"
   5 #include <stdint.h>
   6
   7 /* We have lifted sections of ASF decoding from ffmpeg */
   8 /* to add direct copy support and seeking to it */
   9
  10 #define MAX_ASFSTREAMS 256
  11
  12 typedef struct
  13 {
  14     uint32_t v1;
  15     uint16_t v2;
  16     uint16_t v3;
  17     uint8_t v4[8];
  18 } quicktime_guid_t;
  19
  20 typedef struct
  21 {
  22         int number;
  23         int count;
  24 } quicktime_asfpacket_t;
  25
  26 typedef struct
  27 {
  28         int is_audio;
  29         int is_video;
  30         int is_ext_audio;
  31         int total_size;
  32         int type_specific_size;
  33         int start_time;
  34         int duration;
  35         int id;
  36         int need_parsing;
  37         int bits_per_sample;
  38         int extradata_size;
  39         unsigned char *extradata;
  40         unsigned char fourcc[5];
  41
  42 /* Audio */
  43         int ds_span;
  44         int ds_packet_size;
  45         int ds_chunk_size;
  46         int ds_data_size;
  47         int ds_silence_data;
  48         int frame_size;
  49 /* WAV header */
  50         int codec_tag;
  51         int channels;
  52         int samplerate;
  53         int bitrate;
  54         int block_align;
  55         int signed_;
  56         int littleendian;
  57
  58 /* Video */
  59         int width;
  60         int height;
  61 } quicktime_asfstream_t;
  62
  63 typedef struct
  64 {
  65         quicktime_guid_t quid;
  66         int64_t file_size;
  67         int64_t create_time;
  68         int64_t total_packets;
  69         int64_t send_time;
  70         int64_t play_time;
  71         int preroll;
  72         int ignore;
  73         int flags;
  74         int min_packet;
  75         int max_packet;
  76         int max_bitrate;
  77         int packet_size;
  78 } quicktime_asfheader_t;
  79
  80
  81 typedef struct
  82 {
  83         quicktime_asfheader_t header;
  84         quicktime_asfstream_t *streams[MAX_ASFSTREAMS];
  85         int total_streams;
  86         quicktime_asfpacket_t *index;
  87         int index_size;
  88         int index_allocated;
  89 } quicktime_asf_t;
  90
  91
  92
  93 int quicktime_read_guid(quicktime_t *file,quicktime_guid_t *guid);
  94 quicktime_asfstream_t *new_asfstream(void);
  95 void delete_asfstream(quicktime_asfstream_t *stream);
  96 void quicktime_delete_asf(quicktime_asf_t *asf);
  97 int quicktime_read_asf(quicktime_t *file);
  98 void quicktime_dump_asf(quicktime_asf_t *asf);
  99
 100 #endif