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
 101         register_vcodec(quicktime_init_codec_jpeg);
 102         register_vcodec(quicktime_init_codec_mjpa);
 103         register_vcodec(quicktime_init_codec_mjpg);
 104         register_vcodec(quicktime_init_codec_png);
 105         register_vcodec(quicktime_init_codec_rle);
 106
 107         register_vcodec(quicktime_init_codec_yuv2);
 108         register_vcodec(quicktime_init_codec_yuv4);
 109         register_vcodec(quicktime_init_codec_yv12);
 110         register_vcodec(quicktime_init_codec_v410);
 111         register_vcodec(quicktime_init_codec_v308);
 112         register_vcodec(quicktime_init_codec_v408);
 113 }
 114
 115
 116
 117
 118 int quicktime_find_vcodec(quicktime_video_map_t *vtrack)
 119 {
 120         int i;
 121         char *compressor = vtrack->track->mdia.minf.stbl.stsd.table[0].format;
 122         quicktime_codec_t *codec_base = (quicktime_codec_t*)vtrack->codec;
 123         if(!total_vcodecs) register_vcodecs();
 124
 125         for(i = 0; i < total_vcodecs; i++)
 126         {
 127                 quicktime_codectable_t *table = &vcodecs[i];
 128                 table->init_vcodec(vtrack);
 129                 if(quicktime_match_32(compressor, codec_base->fourcc))
 130                 {
 131                         return 0;
 132                 }
 133                 else
 134                 {
 135                         codec_base->delete_vcodec(vtrack);
 136                         codec_base->priv = 0;
 137                 }
 138         }
 139
 140         return -1;
 141 }
 142
 143
 144 int quicktime_find_acodec(quicktime_audio_map_t *atrack)
 145 {
 146         int i;
 147         char *compressor = atrack->track->mdia.minf.stbl.stsd.table[0].format;
 148         int compression_id = atrack->track->mdia.minf.stbl.stsd.table[0].compression_id;
 149         quicktime_codec_t *codec_base = (quicktime_codec_t*)atrack->codec;
 150         int32_t compressor_int = *(int32_t*)compressor;
 151         if(!total_acodecs) register_acodecs();
 152
 153         for(i = 0; i < total_acodecs; i++)
 154         {
 155                 quicktime_codectable_t *table = &acodecs[i];
 156                 table->init_acodec(atrack);
 157
 158 // For writing and reading Quicktime
 159                 if(quicktime_match_32(compressor, codec_base->fourcc))
 160                         return 0;
 161                 else
 162 // For reading AVI, sometimes the fourcc is 0 and the compression_id is used instead.
 163 // Sometimes the compression_id is the fourcc.
 164                 if((compressor[0] == 0 || compressor_int == codec_base->wav_id) &&
 165                         codec_base->wav_id == compression_id)
 166                         return 0;
 167                 else
 168                 {
 169                         codec_base->delete_acodec(atrack);
 170                         codec_base->priv = 0;
 171                 }
 172         }
 173
 174         return -1;
 175 }
 176
 177
 178 char* quicktime_acodec_title(char *fourcc)
 179 {
 180         int i;
 181         char *result = 0;
 182         quicktime_audio_map_t *atrack =
 183                 (quicktime_audio_map_t*)calloc(1, sizeof(quicktime_audio_map_t));
 184         quicktime_codec_t *codec_base =
 185                 atrack->codec =
 186                 (quicktime_codec_t*)calloc(1, sizeof(quicktime_codec_t));
 187         int done = 0;
 188         if(!total_acodecs) register_acodecs();
 189         for(i = 0; i < total_acodecs && !done; i++)
 190         {
 191 //printf("quicktime_acodec_title 1\n");
 192                 quicktime_codectable_t *table = &acodecs[i];
 193 //printf("quicktime_acodec_title 2\n");
 194                 table->init_acodec(atrack);
 195 //printf("quicktime_acodec_title 3\n");
 196                 if(quicktime_match_32(fourcc, codec_base->fourcc))
 197                 {
 198                         result = codec_base->title;
 199                         done = 1;
 200                 }
 201 //printf("quicktime_acodec_title 4\n");
 202                 codec_base->delete_acodec(atrack);
 203 //printf("quicktime_acodec_title 5\n");
 204         }
 205         free(codec_base);
 206         free(atrack);
 207
 208         if(!result)
 209                 return fourcc;
 210         else
 211                 return result;
 212 }
 213
 214 char* quicktime_vcodec_title(char *fourcc)
 215 {
 216         int i;
 217         char *result = 0;
 218
 219         quicktime_video_map_t *vtrack =
 220                 (quicktime_video_map_t*)calloc(1, sizeof(quicktime_video_map_t));
 221         quicktime_codec_t *codec_base =
 222                 vtrack->codec =
 223                 (quicktime_codec_t*)calloc(1, sizeof(quicktime_codec_t));
 224         int done = 0;
 225
 226
 227         if(!total_vcodecs) register_vcodecs();
 228         for(i = 0; i < total_vcodecs && !done; i++)
 229         {
 230                 quicktime_codectable_t *table = &vcodecs[i];
 231                 table->init_vcodec(vtrack);
 232                 if(quicktime_match_32(fourcc, codec_base->fourcc))
 233                 {
 234                         result = codec_base->title;
 235                         done = 1;
 236                 }
 237                 codec_base->delete_vcodec(vtrack);
 238         }
 239
 240
 241
 242         free(codec_base);
 243         free(vtrack);
 244
 245         if(!result)
 246                 return fourcc;
 247         else
 248                 return result;
 249 }
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