+++ /dev/null
-
-/*
- * CINELERRA
- * Copyright (C) 2008 Adam Williams <broadcast at earthling dot net>
- *
- * 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., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
- *
- */
-
-#include "auto.h"
-#include "bcsignals.h"
-#include "cache.h"
-#include "commonrender.h"
-#include "condition.h"
-#include "edl.h"
-#include "edlsession.h"
-#include "intautos.h"
-#include "localsession.h"
-#include "mainsession.h"
-#include "module.h"
-#include "mwindow.h"
-#include "patchbay.h"
-#include "patch.h"
-#include "playabletracks.h"
-#include "preferences.h"
-#include "renderengine.h"
-#include "track.h"
-#include "tracks.h"
-#include "transportque.h"
-#include "virtualconsole.h"
-
-CommonRender::CommonRender(RenderEngine *renderengine)
- : Thread(1, 0, 0)
-{
- this->renderengine = renderengine;
- reset_parameters();
- start_lock = new Condition(0, "CommonRender::start_lock");
-}
-
-CommonRender::~CommonRender()
-{
- delete_vconsole();
- if(modules)
- {
- for(int i = 0; i < total_modules; i++)
- delete modules[i];
- delete [] modules;
- }
- delete start_lock;
-}
-
-void CommonRender::reset_parameters()
-{
- total_modules = 0;
- modules = 0;
- vconsole = 0;
- done = 0;
- interrupt = 0;
- asynchronous = 0;
- restart_plugins = 0;
-}
-
-void CommonRender::arm_command()
-{
- int64_t temp_length = 1;
-
- current_position = tounits(renderengine->command->playbackstart, 0);
- if(renderengine->command->realtime) init_output_buffers();
-
- if(test_reconfigure(current_position, temp_length))
- {
- restart_playback();
- }
- else
- {
- vconsole->start_playback();
- }
-
- done = 0;
- interrupt = 0;
- restart_plugins = 0;
-}
-
-
-
-void CommonRender::create_modules()
-{
-// Create a module for every track, playable or not
- Track *current = renderengine->get_edl()->tracks->first;
- int module = 0;
-// printf("CommonRender::create_modules %d modules=%p total_modules=%d\n",
-// __LINE__,
-// modules,
-// total_modules);
-
- if(!modules)
- {
- total_modules = get_total_tracks();
- modules = new Module*[total_modules];
-
-// printf("CommonRender::create_modules %d total_modules=%d\n",
-// __LINE__,
-// total_modules);
- for(module = 0; module < total_modules && current; current = NEXT)
- {
- if(current->data_type == data_type)
- {
- modules[module] = new_module(current);
- modules[module]->create_objects();
- module++;
- }
- }
- }
- else
-// Update changes in plugins for existing modules
- {
- for(module = 0; module < total_modules; module++)
- {
- modules[module]->create_objects();
- }
- }
-}
-
-void CommonRender::start_plugins()
-{
-// Only start if virtual console was created
- if(restart_plugins)
- {
- for(int i = 0; i < total_modules; i++)
- {
- modules[i]->render_init();
- }
- }
-}
-
-void CommonRender::stop_plugins()
-{
- for(int i = 0; i < total_modules; i++)
- {
- modules[i]->render_stop();
- }
-}
-
-int CommonRender::test_reconfigure(int64_t position, int64_t &length)
-{
- if(!vconsole) return 1;
- if(!modules) return 1;
-
- return vconsole->test_reconfigure(position, length);
-}
-
-
-void CommonRender::build_virtual_console()
-{
-// Create new virtual console object
- if(!vconsole)
- {
- vconsole = new_vconsole_object();
- }
-
-// Create nodes
- vconsole->create_objects();
-}
-
-void CommonRender::start_command()
-{
- if(renderengine->command->realtime)
- {
- Thread::set_realtime(renderengine->get_edl()->session->real_time_playback &&
- data_type == TRACK_AUDIO);
- Thread::start();
- start_lock->lock("CommonRender::start_command");
- }
-}
-
-void CommonRender::interrupt_playback()
-{
- interrupt = 1;
-}
-
-int CommonRender::restart_playback()
-{
-//printf("CommonRender::restart_playback %d\n", __LINE__);
- delete_vconsole();
- create_modules();
- build_virtual_console();
-//vconsole->dump();
- start_plugins();
-//printf("CommonRender::restart_playback %d\n", __LINE__);
-
- done = 0;
- interrupt = 0;
- restart_plugins = 0;
- return 0;
-}
-
-void CommonRender::delete_vconsole()
-{
- if(vconsole) delete vconsole;
- vconsole = 0;
-}
-
-int CommonRender::get_boundaries(int64_t ¤t_render_length)
-{
- int64_t loop_end = tounits(renderengine->get_edl()->local_session->loop_end, 1);
- int64_t loop_start = tounits(renderengine->get_edl()->local_session->loop_start, 0);
- int64_t start_position = tounits(renderengine->command->start_position, 0);
- int64_t end_position = tounits(renderengine->command->end_position, 1);
-
-
-// test absolute boundaries if no loop and not infinite
- if(renderengine->command->single_frame() ||
- (!renderengine->get_edl()->local_session->loop_playback &&
- !renderengine->command->infinite))
- {
- if(renderengine->command->get_direction() == PLAY_FORWARD)
- {
- if(current_position + current_render_length >= end_position)
- {
- current_render_length = end_position - current_position;
- if(current_render_length <= 0) done = 1;
- }
- }
-// reverse playback
- else
- {
- if(current_position - current_render_length <= start_position)
- {
- current_render_length = current_position - start_position;
- if(current_render_length <= 0) done = 1;
- }
- }
- }
-
-// test against loop boundaries
- if(!renderengine->command->single_frame() &&
- renderengine->get_edl()->local_session->loop_playback &&
- !renderengine->command->infinite)
- {
- if(renderengine->command->get_direction() == PLAY_FORWARD)
- {
- int64_t segment_end = current_position + current_render_length;
- if(segment_end > loop_end)
- {
- current_render_length = loop_end - current_position;
- }
- }
- else
- {
- int64_t segment_end = current_position - current_render_length;
- if(segment_end < loop_start)
- {
- current_render_length = current_position - loop_start;
- }
- }
- }
-
- if(renderengine->command->single_frame())
- current_render_length = 1;
-
- if(current_render_length < 0) current_render_length = 0;
- return 0;
-}
-
-void CommonRender::run()
-{
- start_lock->unlock();
-}
-
-int64_t CommonRender::tounits(double position, int round)
-{
- return (int64_t)position;
-}
-
-double CommonRender::fromunits(int64_t position)
-{
- return (double)position;
-}
-
-int CommonRender::advance_position(int64_t current_render_length)
-{
- int64_t loop_end = tounits(renderengine->get_edl()->local_session->loop_end, 1);
- int64_t loop_start = tounits(renderengine->get_edl()->local_session->loop_start, 0);
- int64_t start_position = tounits(renderengine->command->start_position, 0);
- int64_t end_position = tounits(renderengine->command->end_position, 1);
- int direction = renderengine->command->get_direction();
-
-// advance the playback position
- if(direction == PLAY_REVERSE)
- current_position -= current_render_length;
- else
- current_position += current_render_length;
-
-// test loop again
- if(renderengine->get_edl()->local_session->loop_playback &&
- !renderengine->command->infinite)
- {
- if(direction == PLAY_REVERSE)
- {
- if(current_position <= loop_start)
- current_position = loop_end;
- }
- else
- {
- if(current_position >= loop_end)
- current_position = loop_start + (current_position - loop_end);
- }
- }
- else
-// test end of file again
- {
- if( (direction == PLAY_FORWARD && current_position >= end_position) ||
- (direction == PLAY_REVERSE && current_position <= start_position) )
- done = 1;
- }
-
- return 0;
-}
-
-
-
-
-
projects / goodguy / history.git / blobdiff