+++ /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 "bcsignals.h"
-#include "clip.h"
-#include "cstrdup.h"
-#include "edl.h"
-#include "framecache.h"
-#include "format.inc"
-#include "indexable.h"
-#include "mutex.h"
-#include "vframe.h"
-
-
-#include <math.h>
-#include <string.h>
-#include <unistd.h>
-
-
-
-FrameCacheItem::FrameCacheItem()
- : CacheItemBase()
-{
- data = 0;
- position = 0;
- frame_rate = (double)30000.0 / 1001;
-}
-
-FrameCacheItem::~FrameCacheItem()
-{
- delete data;
-}
-
-int FrameCacheItem::get_size()
-{
- if(data) return data->get_data_size() + (path ? strlen(path)+1 : 0);
- return 0;
-}
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-FrameCache::FrameCache()
- : CacheBase()
-{
-}
-
-FrameCache::~FrameCache()
-{
-}
-
-
-// Returns 1 if frame exists in cache and copies it to the frame argument.
-int FrameCache::get_frame(VFrame *frame,
- int64_t position,
- int layer,
- double frame_rate,
- int source_id)
-{
- lock->lock("FrameCache::get_frame");
- FrameCacheItem *result = 0;
-
- if(frame_exists(frame,
- position,
- layer,
- frame_rate,
- &result,
- source_id))
- {
- if(result->data)
- {
-// Frame may have come from the readahead thread.
-// Those frames are in the codec color model.
-// But to pass frame_exists, they must be identical.
-// BC_CModels::transfer(frame->get_rows(),
-// result->data->get_rows(),
-// result->data->get_y(),
-// result->data->get_u(),
-// result->data->get_v(),
-// frame->get_y(),
-// frame->get_u(),
-// frame->get_v(),
-// 0,
-// 0,
-// result->data->get_w(),
-// result->data->get_h(),
-// 0,
-// 0,
-// frame->get_w(),
-// frame->get_h(),
-// result->data->get_color_model(),
-// frame->get_color_model(),
-// 0,
-// result->data->get_w(),
-// frame->get_w());
-
-
- frame->copy_from(result->data);
-
-
-// This would have copied the color matrix for interpolate, but
-// required the same plugin stack as the reader.
-// frame->copy_stacks(result->data);
- frame->copy_params(result->data);
- }
- result->age = get_age();
- }
-
-
-
-
- lock->unlock();
- if(result) return 1;
- return 0;
-}
-
-
-VFrame* FrameCache::get_frame_ptr(int64_t position,
- int layer,
- double frame_rate,
- int color_model,
- int w,
- int h,
- int source_id)
-{
- lock->lock("FrameCache::get_frame_ptr");
- FrameCacheItem *result = 0;
- if(frame_exists(position,
- layer,
- frame_rate,
- color_model,
- w,
- h,
- &result,
- source_id))
- {
- result->age = get_age();
- return result->data;
- }
-
-
- lock->unlock();
- return 0;
-}
-
-// Puts frame in cache if enough space exists and the frame doesn't already
-// exist.
-void FrameCache::put_frame(VFrame *frame,
- int64_t position,
- int layer,
- double frame_rate,
- int use_copy,
- Indexable *indexable)
-{
- lock->lock("FrameCache::put_frame");
- FrameCacheItem *item = 0;
- int source_id = -1;
- if(indexable) source_id = indexable->id;
-
-//printf("FrameCache::put_frame %d position=" _LD "\n", __LINE__, position);
-
- if(frame_exists(frame,
- position,
- layer,
- frame_rate,
- &item,
- source_id))
- {
- item->age = get_age();
- lock->unlock();
- return;
- }
-
-
- item = new FrameCacheItem;
-
- if(use_copy)
- {
- item->data = new VFrame(*frame);
- }
- else
- {
- item->data = frame;
- }
-
-// Copy metadata
- item->position = position;
- item->layer = layer;
- item->frame_rate = frame_rate;
- item->source_id = source_id;
- if(indexable)
- item->path = cstrdup(indexable->path);
-
- item->age = get_age();
-
-//printf("FrameCache::put_frame %d position=" _LD "\n", __LINE__, position);
- put_item(item);
- lock->unlock();
-}
-
-
-
-
-int FrameCache::frame_exists(VFrame *format,
- int64_t position,
- int layer,
- double frame_rate,
- FrameCacheItem **item_return,
- int source_id)
-{
- FrameCacheItem *item = (FrameCacheItem*)get_item(position);
-// printf("FrameCache::frame_exists %d item=%p item->position=" _LD " position=" _LD "\n",
-// __LINE__,
-// item,
-// item ? item->position : 0,
-// position);
-
- while(item && item->position == position)
- {
-// printf("FrameCache::frame_exists %d %f,%f %d,%d %d,%d format match=%d item->data=%p\n",
-// __LINE__,
-// item->frame_rate,
-// frame_rate,
-// item->layer,
-// layer,
-// item->source_id,
-// source_id,
-// format->equivalent(item->data, 1),
-// item->data);
-// format->dump_params();
-
-// This originally tested the frame stacks because a change in the
-// interpolate plugin could cause CR2 to interpolate or not interpolate.
-// This was disabled.
- if(EQUIV(item->frame_rate, frame_rate) &&
- layer == item->layer &&
- format->equivalent(item->data, 0) &&
- (source_id == -1 || item->source_id == -1 || source_id == item->source_id))
- {
- *item_return = item;
- return 1;
- }
- else
- item = (FrameCacheItem*)item->next;
- }
- return 0;
-}
-
-int FrameCache::frame_exists(int64_t position,
- int layer,
- double frame_rate,
- int color_model,
- int w,
- int h,
- FrameCacheItem **item_return,
- int source_id)
-{
- FrameCacheItem *item = (FrameCacheItem*)get_item(position);
- while(item && item->position == position)
- {
-// printf("FrameCache::frame_exists %d %f,%f %d,%d %d,%d %d,%d\n",
-// __LINE__,
-// item->frame_rate,
-// frame_rate,
-// item->layer,
-// layer,
-// item->data->get_color_model(),
-// color_model,
-// item->data->get_w(),
-// w,
-// item->data->get_h(),
-// h);
-
- if(EQUIV(item->frame_rate, frame_rate) &&
- layer == item->layer &&
- color_model == item->data->get_color_model() &&
- w == item->data->get_w() &&
- h == item->data->get_h() &&
- (source_id == -1 || item->source_id == -1 || source_id == item->source_id))
- {
- *item_return = item;
- return 1;
- }
- else
- item = (FrameCacheItem*)item->next;
- }
- return 0;
-}
-
-
-void FrameCache::dump()
-{
-// lock->lock("FrameCache::dump");
- printf("FrameCache::dump 1 %d\n", total());
- FrameCacheItem *item = (FrameCacheItem *)first;
- while( item ) {
- printf(" position=" _LD " frame_rate=%f age=%d size=" _LD "\n",
- item->position, item->frame_rate, item->age,
- item->data->get_data_size());
- item = (FrameCacheItem*)item->next;
- }
-// lock->unlock();
-}
-
-
-
-
projects / goodguy / history.git / blobdiff