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 "qth264.h"
  68 #include "raw.h"
  69 #include "qtdv.h"
  70 #include "jpeg.h"
  71 #include "mpeg4.h"
  72 #include "qtpng.h"
  73 #include "rle.h"
  74 #include "v308.h"
  75 #include "v408.h"
  76 #include "v410.h"
  77 #include "yuv2.h"
  78 #include "yuv4.h"
  79 #include "yv12.h"
  80
  81 static void register_vcodecs()
  82 {
  83
  84         register_vcodec(quicktime_init_codec_raw);
  85
  86         register_vcodec(quicktime_init_codec_h264);
  87         register_vcodec(quicktime_init_codec_hv64);
  88         register_vcodec(quicktime_init_codec_divx);
  89         register_vcodec(quicktime_init_codec_hv60);
  90         register_vcodec(quicktime_init_codec_div5);
  91         register_vcodec(quicktime_init_codec_div3);
  92         register_vcodec(quicktime_init_codec_div3lower);
  93         register_vcodec(quicktime_init_codec_mp4v);
  94         register_vcodec(quicktime_init_codec_xvid);
  95         register_vcodec(quicktime_init_codec_svq1);
  96         register_vcodec(quicktime_init_codec_svq3);
  97         register_vcodec(quicktime_init_codec_h263);
  98         register_vcodec(quicktime_init_codec_dv);
  99         register_vcodec(quicktime_init_codec_dvsd);
 100         register_vcodec(quicktime_init_codec_dvcp);
 101
 102         register_vcodec(quicktime_init_codec_jpeg);
 103         register_vcodec(quicktime_init_codec_mjpa);
 104         register_vcodec(quicktime_init_codec_mjpg);
 105         register_vcodec(quicktime_init_codec_png);
 106         register_vcodec(quicktime_init_codec_rle);
 107
 108         register_vcodec(quicktime_init_codec_yuv2);
 109         register_vcodec(quicktime_init_codec_2vuy);
 110         register_vcodec(quicktime_init_codec_yuv4);
 111         register_vcodec(quicktime_init_codec_yv12);
 112         register_vcodec(quicktime_init_codec_v410);
 113         register_vcodec(quicktime_init_codec_v308);
 114         register_vcodec(quicktime_init_codec_v408);
 115 }
 116
 117
 118
 119
 120 int quicktime_find_vcodec(quicktime_video_map_t *vtrack)
 121 {
 122         int i;
 123         char *compressor = vtrack->track->mdia.minf.stbl.stsd.table[0].format;
 124         quicktime_codec_t *codec_base = (quicktime_codec_t*)vtrack->codec;
 125         if(!total_vcodecs) register_vcodecs();
 126
 127         for(i = 0; i < total_vcodecs; i++)
 128         {
 129                 quicktime_codectable_t *table = &vcodecs[i];
 130                 table->init_vcodec(vtrack);
 131                 if(quicktime_match_32(compressor, codec_base->fourcc))
 132                 {
 133                         return 0;
 134                 }
 135                 else
 136                 {
 137                         codec_base->delete_vcodec(vtrack);
 138                         codec_base->priv = 0;
 139                 }
 140         }
 141
 142         return -1;
 143 }
 144
 145
 146 int quicktime_find_acodec(quicktime_audio_map_t *atrack)
 147 {
 148         int i;
 149         char *compressor = atrack->track->mdia.minf.stbl.stsd.table[0].format;
 150         int compression_id = atrack->track->mdia.minf.stbl.stsd.table[0].compression_id;
 151         quicktime_codec_t *codec_base = (quicktime_codec_t*)atrack->codec;
 152         int32_t compressor_int = *(int32_t*)compressor;
 153         if(!total_acodecs) register_acodecs();
 154
 155         for(i = 0; i < total_acodecs; i++)
 156         {
 157                 quicktime_codectable_t *table = &acodecs[i];
 158                 table->init_acodec(atrack);
 159
 160 // For writing and reading Quicktime
 161                 if(quicktime_match_32(compressor, codec_base->fourcc))
 162                         return 0;
 163                 else
 164 // For reading AVI, sometimes the fourcc is 0 and the compression_id is used instead.
 165 // Sometimes the compression_id is the fourcc.
 166                 if((compressor[0] == 0 || compressor_int == codec_base->wav_id) &&
 167                         codec_base->wav_id == compression_id)
 168                         return 0;
 169                 else
 170                 {
 171                         codec_base->delete_acodec(atrack);
 172                         codec_base->priv = 0;
 173                 }
 174         }
 175
 176         return -1;
 177 }
 178
 179
 180 char* quicktime_acodec_title(char *fourcc)
 181 {
 182         int i;
 183         char *result = 0;
 184         quicktime_audio_map_t *atrack =
 185                 (quicktime_audio_map_t*)calloc(1, sizeof(quicktime_audio_map_t));
 186         quicktime_codec_t *codec_base =
 187                 atrack->codec =
 188                 (quicktime_codec_t*)calloc(1, sizeof(quicktime_codec_t));
 189         int done = 0;
 190         if(!total_acodecs) register_acodecs();
 191         for(i = 0; i < total_acodecs && !done; i++)
 192         {
 193 //printf("quicktime_acodec_title 1\n");
 194                 quicktime_codectable_t *table = &acodecs[i];
 195 //printf("quicktime_acodec_title 2\n");
 196                 table->init_acodec(atrack);
 197 //printf("quicktime_acodec_title 3\n");
 198                 if(quicktime_match_32(fourcc, codec_base->fourcc))
 199                 {
 200                         result = codec_base->title;
 201                         done = 1;
 202                 }
 203 //printf("quicktime_acodec_title 4\n");
 204                 codec_base->delete_acodec(atrack);
 205 //printf("quicktime_acodec_title 5\n");
 206         }
 207         free(codec_base);
 208         free(atrack);
 209
 210         if(!result)
 211                 return fourcc;
 212         else
 213                 return result;
 214 }
 215
 216 char* quicktime_vcodec_title(char *fourcc)
 217 {
 218         int i;
 219         char *result = 0;
 220
 221         quicktime_video_map_t *vtrack =
 222                 (quicktime_video_map_t*)calloc(1, sizeof(quicktime_video_map_t));
 223         quicktime_codec_t *codec_base =
 224                 vtrack->codec =
 225                 (quicktime_codec_t*)calloc(1, sizeof(quicktime_codec_t));
 226         int done = 0;
 227
 228
 229         if(!total_vcodecs) register_vcodecs();
 230         for(i = 0; i < total_vcodecs && !done; i++)
 231         {
 232                 quicktime_codectable_t *table = &vcodecs[i];
 233                 table->init_vcodec(vtrack);
 234                 if(quicktime_match_32(fourcc, codec_base->fourcc))
 235                 {
 236                         result = codec_base->title;
 237                         done = 1;
 238                 }
 239                 codec_base->delete_vcodec(vtrack);
 240         }
 241
 242
 243
 244         free(codec_base);
 245         free(vtrack);
 246
 247         if(!result)
 248                 return fourcc;
 249         else
 250                 return result;
 251 }
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