proxy_job.c

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/*
 * This program is free software; you can redistribute it and/or
 * modify it under the terms of the GNU General Public License
 * as published by the Free Software Foundation; either version 2
 * of the License, or (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program; if not, write to the Free Software Foundation,
 * Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
 *
 * The Original Code is Copyright (C) 2001-2002 by NaN Holding BV.
 * All rights reserved.
 *
 * - Blender Foundation, 2003-2009
 * - Peter Schlaile <peter [at] schlaile [dot] de> 2005/2006
 */
 
#include "MEM_guardedalloc.h"
 
#include "BLI_blenlib.h"
#include "BLI_ghash.h"
#include "BLI_timecode.h"
 
#include "DNA_scene_types.h"
#include "DNA_sequence_types.h"
 
#include "BKE_context.h"
#include "BKE_global.h"
#include "BKE_main.h"
#include "BKE_report.h"
 
#include "SEQ_iterator.h"
#include "SEQ_proxy.h"
#include "SEQ_relations.h"
#include "SEQ_sequencer.h"
 
#include "WM_api.h"
#include "WM_types.h"
 
#include "RNA_define.h"
 
static void proxy_freejob(void *pjv)
{
  ProxyJob *pj = pjv;
 
  BLI_freelistN(&pj->queue);
 
  MEM_freeN(pj);
}
 
/* Only this runs inside thread. */
static void proxy_startjob(void *pjv, short *stop, short *do_update, float *progress)
{
  ProxyJob *pj = pjv;
  LinkData *link;
 
  for (link = pj->queue.first; link; link = link->next) {
    struct SeqIndexBuildContext *context = link->data;
 
    SEQ_proxy_rebuild(context, stop, do_update, progress);
 
    if (*stop) {
      pj->stop = 1;
      fprintf(stderr, "Canceling proxy rebuild on users request...\n");
      break;
    }
  }
}
 
static void proxy_endjob(void *pjv)
{
  ProxyJob *pj = pjv;
  Editing *ed = SEQ_editing_get(pj->scene, false);
  LinkData *link;
 
  for (link = pj->queue.first; link; link = link->next) {
    SEQ_proxy_rebuild_finish(link->data, pj->stop);
  }
 
  SEQ_relations_free_imbuf(pj->scene, &ed->seqbase, false);
 
  WM_main_add_notifier(NC_SCENE | ND_SEQUENCER, pj->scene);
}
 
ProxyJob *ED_seq_proxy_job_get(const bContext *C, wmJob *wm_job)
{
  Scene *scene = CTX_data_scene(C);
  struct Depsgraph *depsgraph = CTX_data_depsgraph_pointer(C);
  ProxyJob *pj = WM_jobs_customdata_get(wm_job);
  if (!pj) {
    pj = MEM_callocN(sizeof(ProxyJob), "proxy rebuild job");
    pj->depsgraph = depsgraph;
    pj->scene = scene;
    pj->main = CTX_data_main(C);
    WM_jobs_customdata_set(wm_job, pj, proxy_freejob);
    WM_jobs_timer(wm_job, 0.1, NC_SCENE | ND_SEQUENCER, NC_SCENE | ND_SEQUENCER);
    WM_jobs_callbacks(wm_job, proxy_startjob, NULL, NULL, proxy_endjob);
  }
  return pj;
}
 
struct wmJob *ED_seq_proxy_wm_job_get(const bContext *C)
{
  Scene *scene = CTX_data_scene(C);
  wmJob *wm_job = WM_jobs_get(CTX_wm_manager(C),
                              CTX_wm_window(C),
                              scene,
                              "Building Proxies",
                              WM_JOB_PROGRESS,
                              WM_JOB_TYPE_SEQ_BUILD_PROXY);
  return wm_job;
}