cinelerra/pluginvclient.C

   1 #include "edl.h"
   2 #include "edlsession.h"
   3 #include "pluginserver.h"
   4 #include "pluginvclient.h"
   5 #include "vframe.h"
   6
   7 #include <string.h>
   8
   9 PluginVClient::PluginVClient(PluginServer *server)
  10  : PluginClient(server)
  11 {
  12         video_in = 0;
  13         video_out = 0;
  14         temp = 0;
  15         if(server &&
  16                 server->edl &&
  17                 server->edl->session)
  18         {
  19                 project_frame_rate = server->edl->session->frame_rate;
  20                 frame_rate = project_frame_rate;
  21         }
  22         else
  23         {
  24                 project_frame_rate = 1.0;
  25                 frame_rate = project_frame_rate;
  26         }
  27 }
  28
  29 PluginVClient::~PluginVClient()
  30 {
  31         if(temp) delete temp;
  32 }
  33
  34 int PluginVClient::is_video()
  35 {
  36         return 1;
  37 }
  38
  39 VFrame* PluginVClient::new_temp(int w, int h, int color_model)
  40 {
  41         if(temp &&
  42                 (temp->get_w() != w ||
  43                 temp->get_h() != h ||
  44                 temp->get_color_model() != color_model))
  45         {
  46                 delete temp;
  47                 temp = 0;
  48         }
  49
  50         if(!temp)
  51         {
  52                 temp = new VFrame(0, w, h, color_model);
  53         }
  54
  55         return temp;
  56 }
  57
  58 void PluginVClient::age_temp()
  59 {
  60         if(temp &&
  61                 temp->get_w() > PLUGIN_MAX_W &&
  62                 temp->get_h() > PLUGIN_MAX_H)
  63         {
  64                 delete temp;
  65                 temp = 0;
  66         }
  67 }
  68
  69 VFrame* PluginVClient::get_temp()
  70 {
  71         return temp;
  72 }
  73
  74 // Run before every realtime buffer is to be rendered.
  75 int PluginVClient::get_render_ptrs()
  76 {
  77         int i, j, double_buffer, fragment_position;
  78
  79         for(i = 0; i < total_in_buffers; i++)
  80         {
  81                 double_buffer = double_buffer_in_render.values[i];
  82                 fragment_position = offset_in_render.values[i];
  83                 input_ptr_render[i] = &input_ptr_master.values[i][double_buffer][fragment_position];
  84         }
  85
  86         for(i = 0; i < total_out_buffers; i++)
  87         {
  88                 double_buffer = double_buffer_out_render.values[i];
  89                 fragment_position = offset_out_render.values[i];
  90                 output_ptr_render[i] = &output_ptr_master.values[i][double_buffer][fragment_position];
  91         }
  92         return 0;
  93 }
  94
  95 // Run after the non realtime plugin is run.
  96 int PluginVClient::delete_nonrealtime_parameters()
  97 {
  98         int i, j;
  99
 100         for(i = 0; i < total_in_buffers; i++)
 101         {
 102                 for(j = 0; j < in_buffer_size; j++)
 103                 {
 104                         delete video_in[i][j];
 105                 }
 106         }
 107
 108         for(i = 0; i < total_out_buffers; i++)
 109         {
 110                 for(j = 0; j < out_buffer_size; j++)
 111                 {
 112                         delete video_out[i][j];
 113                 }
 114         }
 115         video_in = 0;
 116         video_out = 0;
 117
 118         return 0;
 119 }
 120
 121 int PluginVClient::init_realtime_parameters()
 122 {
 123         project_frame_rate = server->edl->session->frame_rate;
 124         project_color_model = server->edl->session->color_model;
 125         aspect_w = server->edl->session->aspect_w;
 126         aspect_h = server->edl->session->aspect_h;
 127         return 0;
 128 }
 129
 130 int PluginVClient::process_realtime(VFrame **input,
 131         VFrame **output)
 132 {
 133         return 0;
 134 }
 135
 136 int PluginVClient::process_realtime(VFrame *input,
 137         VFrame *output)
 138 {
 139         return 0;
 140 }
 141
 142 int PluginVClient::process_buffer(VFrame **frame,
 143         int64_t start_position,
 144         double frame_rate)
 145 {
 146         for(int i = 0; i < PluginClient::total_in_buffers; i++)
 147                 read_frame(frame[i], i, start_position, frame_rate);
 148         if(is_multichannel())
 149                 process_realtime(frame, frame);
 150         return 0;
 151 }
 152
 153 int PluginVClient::process_buffer(VFrame *frame,
 154         int64_t start_position,
 155         double frame_rate)
 156 {
 157         read_frame(frame, 0, start_position, frame_rate);
 158         process_realtime(frame, frame);
 159         return 0;
 160 }
 161
 162
 163 // Replaced by pull method
 164 // void PluginVClient::plugin_process_realtime(VFrame **input,
 165 //              VFrame **output,
 166 //              int64_t current_position,
 167 //              int64_t total_len)
 168 // {
 169 //      this->source_position = current_position;
 170 //      this->total_len = total_len;
 171 //
 172 //      if(is_multichannel())
 173 //              process_realtime(input, output);
 174 //      else
 175 //              process_realtime(input[0], output[0]);
 176 // }
 177
 178 void PluginVClient::plugin_render_gui(void *data)
 179 {
 180         render_gui(data);
 181 }
 182
 183 void PluginVClient::send_render_gui(void *data)
 184 {
 185         server->send_render_gui(data);
 186 }
 187
 188 int PluginVClient::plugin_start_loop(int64_t start,
 189         int64_t end,
 190         int64_t buffer_size,
 191         int total_buffers)
 192 {
 193         frame_rate = get_project_framerate();
 194         return PluginClient::plugin_start_loop(start,
 195                 end,
 196                 buffer_size,
 197                 total_buffers);
 198 }
 199
 200 int PluginVClient::plugin_get_parameters()
 201 {
 202         frame_rate = get_project_framerate();
 203         return PluginClient::plugin_get_parameters();
 204 }
 205
 206 int64_t PluginVClient::local_to_edl(int64_t position)
 207 {
 208         if(position < 0) return position;
 209         return (int64_t)Units::round(position *
 210                 get_project_framerate() /
 211                 frame_rate);
 212         return 0;
 213 }
 214
 215 int64_t PluginVClient::edl_to_local(int64_t position)
 216 {
 217         if(position < 0) return position;
 218         return (int64_t)Units::round(position *
 219                 frame_rate /
 220                 get_project_framerate());
 221 }
 222
 223 int PluginVClient::plugin_process_loop(VFrame **buffers, int64_t &write_length)
 224 {
 225         int result = 0;
 226
 227         if(is_multichannel())
 228                 result = process_loop(buffers);
 229         else
 230                 result = process_loop(buffers[0]);
 231
 232
 233         write_length = 1;
 234
 235         return result;
 236 }
 237
 238
 239 int PluginVClient::run_opengl()
 240 {
 241         server->run_opengl(this);
 242         return 0;
 243 }
 244
 245 int PluginVClient::handle_opengl()
 246 {
 247         return 0;
 248 }
 249
 250 VFrame* PluginVClient::get_input(int channel)
 251 {
 252         return input[channel];
 253 }
 254
 255 VFrame* PluginVClient::get_output(int channel)
 256 {
 257         return output[channel];
 258 }
 259
 260 int PluginVClient::next_effect_is(char *title)
 261 {
 262         return !strcmp(title, output[0]->get_next_effect());
 263 }
 264
 265 int PluginVClient::prev_effect_is(char *title)
 266 {
 267         return !strcmp(title, output[0]->get_prev_effect());
 268 }
 269
 270
 271
 272 int PluginVClient::read_frame(VFrame *buffer,
 273         int channel,
 274         int64_t start_position)
 275 {
 276         return server->read_frame(buffer,
 277                 channel,
 278                 start_position);
 279 }
 280
 281 int PluginVClient::read_frame(VFrame *buffer,
 282         int64_t start_position)
 283 {
 284         return server->read_frame(buffer,
 285                 0,
 286                 start_position);
 287 }
 288
 289 int PluginVClient::read_frame(VFrame *buffer,
 290                 int channel,
 291                 int64_t start_position,
 292                 double frame_rate,
 293                 int use_opengl)
 294 {
 295         return server->read_frame(buffer,
 296                 channel,
 297                 start_position,
 298                 frame_rate,
 299                 use_opengl);
 300 }
 301
 302
 303 double PluginVClient::get_project_framerate()
 304 {
 305         return project_frame_rate;
 306 }
 307
 308 double PluginVClient::get_framerate()
 309 {
 310         return frame_rate;
 311 }
 312