4 * Copyright (C) 2008 Adam Williams <broadcast at earthling dot net>
6 * This program is free software; you can redistribute it and/or modify
7 * it under the terms of the GNU General Public License as published by
8 * the Free Software Foundation; either version 2 of the License, or
9 * (at your option) any later version.
11 * This program is distributed in the hope that it will be useful,
12 * but WITHOUT ANY WARRANTY; without even the implied warranty of
13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14 * GNU General Public License for more details.
16 * You should have received a copy of the GNU General Public License
17 * along with this program; if not, write to the Free Software
18 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
22 #include "packagingengine.h"
23 #include "preferences.h"
24 #include "edlsession.h"
30 // Default packaging engine implementation, simply split the range up, and consider client's speed
32 PackagingEngineDefault::PackagingEngineDefault()
37 PackagingEngineDefault::~PackagingEngineDefault()
41 for(int i = 0; i < total_packages; i++)
48 int PackagingEngineDefault::create_packages_single_farm(EDL *edl,
49 Preferences *preferences, Asset *default_asset,
50 double total_start, double total_end)
52 this->total_start = total_start;
53 this->total_end = total_end;
55 this->preferences = preferences;
56 this->default_asset = default_asset;
57 audio_position = Units::to_int64(total_start * default_asset->sample_rate);
58 video_position = Units::to_int64(total_start * default_asset->frame_rate);
59 audio_end = Units::to_int64(total_end * default_asset->sample_rate);
60 video_end = Units::to_int64(total_end * default_asset->frame_rate);
64 double total_len = total_end - total_start;
65 total_packages = preferences->renderfarm_job_count;
66 total_allocated = total_packages + preferences->get_enabled_nodes();
67 packages = new RenderPackage*[total_allocated];
68 package_len = total_len / total_packages;
69 min_package_len = 2.0 / edl->session->frame_rate;
71 int current_number; // The number being injected into the filename.
72 int number_start; // Character in the filename path at which the number begins
73 int total_digits; // Total number of digits including padding the user specified.
75 Render::get_starting_number(default_asset->path,
76 current_number, number_start, total_digits, 3);
78 for( int i=0; i<total_allocated; ++i ) {
79 RenderPackage *package = packages[i] = new RenderPackage;
81 // Create file number differently if image file sequence
82 Render::create_filename(package->path, default_asset->path,
83 current_number, total_digits, number_start);
89 RenderPackage* PackagingEngineDefault::get_package_single_farm(double frames_per_second,
90 int client_number, int use_local_rate)
93 //printf("PackageDispatcher::get_package %ld %ld %ld %ld\n", audio_position, video_position, audio_end, video_end);
95 RenderPackage *result = 0;
96 float avg_frames_per_second = preferences->get_avg_rate(use_local_rate);
98 if(audio_position < audio_end ||
99 video_position < video_end)
103 result = packages[current_package];
104 result->audio_start = audio_position;
105 result->video_start = video_position;
106 result->video_do = default_asset->video_data;
107 result->audio_do = default_asset->audio_data;
109 if(current_package >= total_allocated - 1)
111 result->audio_end = audio_end;
112 result->video_end = video_end;
113 audio_position = result->audio_end;
114 video_position = result->video_end;
117 // No useful speed data. May get infinity for real fast jobs.
118 if(frames_per_second > 0x7fffff || frames_per_second < 0 ||
119 EQUIV(frames_per_second, 0) ||
120 EQUIV(avg_frames_per_second, 0))
122 scaled_len = MAX(package_len, min_package_len);
124 result->audio_end = audio_position +
125 Units::round(scaled_len * default_asset->sample_rate);
126 result->video_end = video_position +
127 Units::round(scaled_len * default_asset->frame_rate);
129 // If we get here without any useful speed data render the whole thing.
130 if(current_package >= total_packages - 1)
132 result->audio_end = audio_end;
133 result->video_end = video_end;
137 result->audio_end = MIN(audio_end, result->audio_end);
138 result->video_end = MIN(video_end, result->video_end);
141 audio_position = result->audio_end;
142 video_position = result->video_end;
145 // Useful speed data and future packages exist. Scale the
146 // package size to fit the requestor.
148 scaled_len = package_len *
150 avg_frames_per_second;
151 scaled_len = MAX(scaled_len, min_package_len);
153 result->audio_end = result->audio_start +
154 Units::to_int64(scaled_len * default_asset->sample_rate);
155 result->video_end = result->video_start +
156 Units::to_int64(scaled_len * default_asset->frame_rate);
158 result->audio_end = MIN(audio_end, result->audio_end);
159 result->video_end = MIN(video_end, result->video_end);
161 audio_position = result->audio_end;
162 video_position = result->video_end;
164 // Package size is no longer touched between total_packages and total_allocated
165 if(current_package < total_packages - 1)
167 package_len = (double)(audio_end - audio_position) /
168 (double)default_asset->sample_rate /
169 (double)(total_packages - current_package);
175 //printf("Dispatcher::get_package 50 %lld %lld %lld %lld\n",
176 // result->audio_start, result->video_start, result->audio_end, result->video_end);
182 void PackagingEngineDefault::get_package_paths(ArrayList<char*> *path_list)
184 for( int i=0; i<total_allocated; ++i ) {
185 path_list->append(strdup(packages[i]->path));
187 path_list->set_free();
190 int PackagingEngineDefault::get_asset_list(ArrayList<Indexable *> &idxbls)
192 for( int i=0; i<current_package; ++i ) {
193 Asset *asset = new Asset;
194 asset->copy_from(default_asset, 1);
195 strcpy(asset->path, packages[i]->path);
196 asset->video_length = packages[i]->video_end - packages[i]->video_start;
197 asset->audio_length = packages[i]->audio_end - packages[i]->audio_start;
198 idxbls.append(asset);
200 return current_package;
203 int64_t PackagingEngineDefault::get_progress_max()
205 return Units::to_int64(default_asset->sample_rate * (total_end - total_start)) +
206 Units::to_int64(preferences->render_preroll * 2 * default_asset->sample_rate);
209 int PackagingEngineDefault::packages_are_done()