cinelerra/packagingengine.C

   1 #include "packagingengine.h"
   2 #include "preferences.h"
   3 #include "edlsession.h"
   4 #include "asset.h"
   5 #include "render.h"
   6 #include "clip.h"
   7
   8
   9 // Default packaging engine implementation, simply split the range up, and consider client's speed
  10
  11 PackagingEngineDefault::PackagingEngineDefault()
  12 {
  13         packages = 0;
  14 }
  15
  16 PackagingEngineDefault::~PackagingEngineDefault()
  17 {
  18         if(packages)
  19         {
  20                 for(int i = 0; i < total_packages; i++)
  21                         delete packages[i];
  22                 delete [] packages;
  23         }
  24 }
  25
  26
  27 int PackagingEngineDefault::create_packages_single_farm(
  28                 EDL *edl,
  29                 Preferences *preferences,
  30                 Asset_GC default_asset,
  31                 double total_start,
  32                 double total_end)
  33 {
  34         this->total_start = total_start;
  35         this->total_end = total_end;
  36
  37         this->preferences = preferences;
  38         this->default_asset = default_asset;
  39         audio_position = Units::to_int64(total_start * default_asset->sample_rate);
  40         video_position = Units::to_int64(total_start * default_asset->frame_rate);
  41         audio_end = Units::to_int64(total_end * default_asset->sample_rate);
  42         video_end = Units::to_int64(total_end * default_asset->frame_rate);
  43         current_package = 0;
  44
  45         double total_len = total_end - total_start;
  46         total_packages = preferences->renderfarm_job_count;
  47         total_allocated = total_packages + preferences->get_enabled_nodes();
  48         packages = new RenderPackage*[total_allocated];
  49         package_len = total_len / total_packages;
  50         min_package_len = 2.0 / edl->session->frame_rate;
  51
  52
  53 //printf("PackageDispatcher::create_packages: %f / %d = %f\n", total_len, total_packages, package_len);
  54         int current_number;    // The number being injected into the filename.
  55         int number_start;      // Character in the filename path at which the number begins
  56         int total_digits;      // Total number of digits including padding the user specified.
  57
  58         Render::get_starting_number(default_asset->path,
  59                 current_number,
  60                 number_start,
  61                 total_digits,
  62                 3);
  63
  64         for(int i = 0; i < total_allocated; i++)
  65         {
  66                 RenderPackage *package = packages[i] = new RenderPackage;
  67
  68 // Create file number differently if image file sequence
  69                 Render::create_filename(package->path,
  70                         default_asset->path,
  71                         current_number,
  72                         total_digits,
  73                         number_start);
  74                 current_number++;
  75         }
  76
  77 }
  78
  79 RenderPackage* PackagingEngineDefault::get_package_single_farm(double frames_per_second,
  80                 int client_number,
  81                 int use_local_rate)
  82 {
  83
  84 //printf("PackageDispatcher::get_package %ld %ld %ld %ld\n", audio_position, video_position, audio_end, video_end);
  85
  86                 RenderPackage *result = 0;
  87                 float avg_frames_per_second = preferences->get_avg_rate(use_local_rate);
  88
  89                 if(audio_position < audio_end ||
  90                         video_position < video_end)
  91                 {
  92 // Last package
  93                         double scaled_len;
  94                         result = packages[current_package];
  95                         result->audio_start = audio_position;
  96                         result->video_start = video_position;
  97                         result->video_do = default_asset->video_data;
  98                         result->audio_do = default_asset->audio_data;
  99
 100                         if(current_package >= total_allocated - 1)
 101                         {
 102                                 result->audio_end = audio_end;
 103                                 result->video_end = video_end;
 104                                 audio_position = result->audio_end;
 105                                 video_position = result->video_end;
 106                         }
 107                         else
 108 // No useful speed data.  May get infinity for real fast jobs.
 109                         if(frames_per_second > 0x7fffff || frames_per_second < 0 ||
 110                                 EQUIV(frames_per_second, 0) ||
 111                                 EQUIV(avg_frames_per_second, 0))
 112                         {
 113                                 scaled_len = MAX(package_len, min_package_len);
 114
 115                                 result->audio_end = audio_position +
 116                                         Units::round(scaled_len * default_asset->sample_rate);
 117                                 result->video_end = video_position +
 118                                         Units::round(scaled_len * default_asset->frame_rate);
 119
 120 // If we get here without any useful speed data render the whole thing.
 121                                 if(current_package >= total_packages - 1)
 122                                 {
 123                                         result->audio_end = audio_end;
 124                                         result->video_end = video_end;
 125                                 }
 126                                 else
 127                                 {
 128                                         result->audio_end = MIN(audio_end, result->audio_end);
 129                                         result->video_end = MIN(video_end, result->video_end);
 130                                 }
 131
 132                                 audio_position = result->audio_end;
 133                                 video_position = result->video_end;
 134                         }
 135                         else
 136 // Useful speed data and future packages exist.  Scale the
 137 // package size to fit the requestor.
 138                         {
 139                                 scaled_len = package_len *
 140                                         frames_per_second /
 141                                         avg_frames_per_second;
 142                                 scaled_len = MAX(scaled_len, min_package_len);
 143
 144                                 result->audio_end = result->audio_start +
 145                                         Units::to_int64(scaled_len * default_asset->sample_rate);
 146                                 result->video_end = result->video_start +
 147                                         Units::to_int64(scaled_len * default_asset->frame_rate);
 148
 149                                 result->audio_end = MIN(audio_end, result->audio_end);
 150                                 result->video_end = MIN(video_end, result->video_end);
 151
 152                                 audio_position = result->audio_end;
 153                                 video_position = result->video_end;
 154
 155 // Package size is no longer touched between total_packages and total_allocated
 156                                 if(current_package < total_packages - 1)
 157                                 {
 158                                         package_len = (double)(audio_end - audio_position) /
 159                                                 (double)default_asset->sample_rate /
 160                                                 (double)(total_packages - current_package);
 161                                 }
 162
 163                         }
 164
 165                         current_package++;
 166 //printf("Dispatcher::get_package 50 %lld %lld %lld %lld\n",
 167 //result->audio_start,
 168 //result->video_start,
 169 //result->audio_end,
 170 //result->video_end);
 171                 }
 172                 return result;
 173
 174 }
 175
 176 void PackagingEngineDefault::get_package_paths(ArrayList<char*> *path_list)
 177 {
 178         for(int i = 0; i < total_allocated; i++)
 179         {
 180                 path_list->append(strdup(packages[i]->path));
 181         }
 182         path_list->set_free();
 183 }
 184
 185 int64_t PackagingEngineDefault::get_progress_max()
 186 {
 187         return Units::to_int64(default_asset->sample_rate *
 188                         (total_end - total_start)) +
 189                 Units::to_int64(preferences->render_preroll *
 190                         2 *
 191                         default_asset->sample_rate);
 192 }
 193
 194 int PackagingEngineDefault::packages_are_done()
 195 {
 196         return 0;
 197 }
 198
 199
 200
 201
 202 /*
 203 //      Local Variables:
 204 //      mode: C++
 205 //      c-file-style: "linux"
 206 //      End:
 207 */