hvirtual/quicktime/plugin.c

   1 #include <stdio.h>
   2 #include <dirent.h>
   3 #include <dlfcn.h>
   4 #include "funcprotos.h"
   5 #include "quicktime.h"
   6
   7
   8 static int total_vcodecs = 0;
   9 static int total_acodecs = 0;
  10 static quicktime_codectable_t *vcodecs = NULL;
  11 static quicktime_codectable_t *acodecs = NULL;
  12
  13
  14
  15
  16 static int register_vcodec(void (*init_vcodec)(quicktime_video_map_t *))
  17 {
  18     total_vcodecs++;
  19     vcodecs = (quicktime_codectable_t *)realloc(vcodecs,
  20             total_vcodecs * sizeof(quicktime_codectable_t));
  21
  22     vcodecs[total_vcodecs - 1].init_vcodec = init_vcodec;
  23     return total_vcodecs - 1;
  24 }
  25
  26 static int register_acodec(void (*init_acodec)(quicktime_audio_map_t *))
  27 {
  28     total_acodecs++;
  29     acodecs = (quicktime_codectable_t *)realloc(acodecs,
  30                 total_acodecs * sizeof(quicktime_codectable_t));
  31     acodecs[total_acodecs - 1].init_acodec = init_acodec;
  32     return total_acodecs - 1;
  33 }
  34
  35
  36
  37
  38 #include "ima4.h"
  39 #include "mp4a.h"
  40 #include "qtvorbis.h"
  41 #include "qtmp3.h"
  42 #include "rawaudio.h"
  43 #include "twos.h"
  44 #include "ulaw.h"
  45 #include "wma.h"
  46 #include "wmx2.h"
  47
  48 static void register_acodecs()
  49 {
  50         register_acodec(quicktime_init_codec_twos);
  51         register_acodec(quicktime_init_codec_rawaudio);
  52         register_acodec(quicktime_init_codec_ima4);
  53         register_acodec(quicktime_init_codec_mp4a);
  54         register_acodec(quicktime_init_codec_ulaw);
  55
  56         register_acodec(quicktime_init_codec_vorbis);
  57         register_acodec(quicktime_init_codec_mp3);
  58         register_acodec(quicktime_init_codec_wmx2);
  59         register_acodec(quicktime_init_codec_wmav1);
  60         register_acodec(quicktime_init_codec_wmav2);
  61 }
  62
  63
  64
  65
  66
  67 #include "raw.h"
  68 #include "dv.h"
  69 #include "jpeg.h"
  70 #include "mpeg4.h"
  71 #include "qtpng.h"
  72 #include "rle.h"
  73 #include "v308.h"
  74 #include "v408.h"
  75 #include "v410.h"
  76 #include "yuv2.h"
  77 #include "yuv4.h"
  78 #include "yv12.h"
  79
  80 static void register_vcodecs()
  81 {
  82
  83         register_vcodec(quicktime_init_codec_raw);
  84
  85         register_vcodec(quicktime_init_codec_divx);
  86         register_vcodec(quicktime_init_codec_hv60);
  87         register_vcodec(quicktime_init_codec_div3);
  88         register_vcodec(quicktime_init_codec_div3lower);
  89         register_vcodec(quicktime_init_codec_mp4v);
  90         register_vcodec(quicktime_init_codec_svq1);
  91         register_vcodec(quicktime_init_codec_svq3);
  92         register_vcodec(quicktime_init_codec_h263);
  93         register_vcodec(quicktime_init_codec_dv);
  94         register_vcodec(quicktime_init_codec_dvsd);
  95
  96         register_vcodec(quicktime_init_codec_jpeg);
  97         register_vcodec(quicktime_init_codec_mjpa);
  98         register_vcodec(quicktime_init_codec_mjpg);
  99         register_vcodec(quicktime_init_codec_png);
 100         register_vcodec(quicktime_init_codec_rle);
 101
 102         register_vcodec(quicktime_init_codec_yuv2);
 103         register_vcodec(quicktime_init_codec_yuv4);
 104         register_vcodec(quicktime_init_codec_yv12);
 105         register_vcodec(quicktime_init_codec_v410);
 106         register_vcodec(quicktime_init_codec_v308);
 107         register_vcodec(quicktime_init_codec_v408);
 108 }
 109
 110
 111
 112
 113 int quicktime_find_vcodec(quicktime_video_map_t *vtrack)
 114 {
 115         int i;
 116         char *compressor = vtrack->track->mdia.minf.stbl.stsd.table[0].format;
 117         quicktime_codec_t *codec_base = (quicktime_codec_t*)vtrack->codec;
 118         if(!total_vcodecs) register_vcodecs();
 119
 120         for(i = 0; i < total_vcodecs; i++)
 121         {
 122                 quicktime_codectable_t *table = &vcodecs[i];
 123                 table->init_vcodec(vtrack);
 124                 if(quicktime_match_32(compressor, codec_base->fourcc))
 125                 {
 126                         return 0;
 127                 }
 128                 else
 129                 {
 130                         codec_base->delete_vcodec(vtrack);
 131                         codec_base->priv = 0;
 132                 }
 133         }
 134
 135         return -1;
 136 }
 137
 138
 139 int quicktime_find_acodec(quicktime_audio_map_t *atrack)
 140 {
 141         int i;
 142         char *compressor = atrack->track->mdia.minf.stbl.stsd.table[0].format;
 143         int compression_id = atrack->track->mdia.minf.stbl.stsd.table[0].compression_id;
 144         int32_t compressor_int = *(int32_t*)compressor;
 145         quicktime_codec_t *codec_base = (quicktime_codec_t*)atrack->codec;
 146         if(!total_acodecs) register_acodecs();
 147
 148         for(i = 0; i < total_acodecs; i++)
 149         {
 150                 quicktime_codectable_t *table = &acodecs[i];
 151                 table->init_acodec(atrack);
 152
 153 // For writing and reading Quicktime
 154                 if(quicktime_match_32(compressor, codec_base->fourcc))
 155                         return 0;
 156                 else
 157 // For reading AVI, the fourcc may be 0 and the compression_id used instead
 158 // forucc can also be compression_id (mencoder does that)
 159                 if((compressor[0] == 0 || compressor_int == codec_base->wav_id) && codec_base->wav_id == compression_id)
 160                         return 0;
 161                 else
 162                 {
 163                         codec_base->delete_acodec(atrack);
 164                         codec_base->priv = 0;
 165                 }
 166         }
 167
 168         return -1;
 169 }
 170