Merge CV, ver=5.1; ops/methods from HV, and interface from CV where possible

[goodguy/history.git] / cinelerra-5.0 / cinelerra / filedb.C

diff --git a/cinelerra-5.0/cinelerra/filedb.C b/cinelerra-5.0/cinelerra/filedb.C
deleted file mode 100644 (file)
index b8c2062..0000000
--- a/cinelerra-5.0/cinelerra/filedb.C
+++ /dev/null
@@ -1,186 +0,0 @@
-
-/*
- * 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 "asset.h"
-#include "filebase.h"
-#include "file.h"
-#include "filedb.h"
-#include "mediadb.h"
-#include "mwindow.h"
-#include "preferences.h"
-#include "vframe.h"
-
-#include <stdio.h>
-#include <string.h>
-#include <unistd.h>
-
-
-FileDB::FileDB(Asset *asset, File *file)
- : FileBase(asset, file)
-{
-       reset_parameters();
-       mdb = new MediaDb();
-       if(asset->format == FILE_UNKNOWN)
-               asset->format = FILE_DB;
-       clip_id = -1;
-       swidth = (SWIDTH+1) & ~1;
-       sheight = (SHEIGHT+1) & ~1;
-       frame_id = clip_size = -1;
-       seq_no = 0;
-       prefix_size = suffix_offset = -1;
-       framerate = -1;
-       vframe = 0;
-}
-
-FileDB::~FileDB()
-{
-       close_file();
-       delete mdb;
-}
-
-int FileDB::check_sig(Asset *asset)
-{
-       return !strncmp(asset->path,"/db:",4);
-}
-
-int FileDB::open_file(int rd, int wr)
-{
-       int result = 0;
-       if( mdb->openDb() ) return 1;
-       mdb->detachDb();
-
-       if(rd) {
-               char *cp = 0;
-               clip_id = strtol(asset->path+4,&cp,0);
-               if( !cp || cp == asset->path+4 || *cp != 0 ) result = 1;
-               if( !result ) result = mdb->clip_id(clip_id);
-               if( !result ) {
-                       framerate = mdb->clip_framerate();
-                       clip_size = mdb->clip_size();
-                       prefix_size = mdb->clip_prefix_size();
-                       suffix_offset = mdb->clip_frames() - clip_size;
-                       asset->audio_data = 0;
-                       asset->video_data = 1;
-                       asset->actual_width = swidth;
-                       asset->actual_height = sheight;
-                       if( !asset->layers ) asset->layers = 1;
-                       if( !asset->width ) asset->width = asset->actual_width;
-                       if( !asset->height ) asset->height = asset->actual_height;
-                       if( !asset->video_length ) asset->video_length = clip_size;
-                       if( !asset->frame_rate ) asset->frame_rate = framerate;
-               }
-       }
-
-       if(!result && wr ) {
-               result = 1;
-       }
-
-       if( result ) {
-               mdb->closeDb();
-       }
-       return result;
-}
-
-int FileDB::close_file()
-{
-       reset_parameters();
-       FileBase::close_file();
-       mdb->closeDb();
-       delete vframe;
-       vframe = 0;
-       return 0;
-}
-
-int FileDB::get_best_colormodel(Asset *asset, int driver)
-{
-       return BC_YUV420P;
-}
-
-int FileDB::colormodel_supported(int colormodel)
-{
-       return colormodel;
-}
-
-
-int FileDB::set_video_position(int64_t pos)
-{
-       if( pos < 0 || pos >= asset->video_length )
-               return 1;
-       seq_no = pos;
-       return 0;
-}
-
-int64_t FileDB::get_memory_usage()
-{
-       return 0;
-}
-
-
-
-int FileDB::write_frames(VFrame ***frames, int len)
-{
-       int result = 0;
-       return result;
-}
-
-
-int FileDB::read_frame(VFrame *frame)
-{
-       int sw, sh;
-       mdb->attachDb();
-       int result = seq_no < clip_size ? 0 : 1;
-       if( !result ) {
-               int n = seq_no++;
-               if( !n ) { frame_id = -1; }
-               else if( n >= prefix_size ) n += suffix_offset;
-               result = mdb->get_sequences(clip_id, n);
-               if( !result && mdb->timeline_sequence_no() == n )
-                       frame_id = mdb->timeline_frame_id();
-       }
-       VFrame *fp = frame->get_w() == swidth && frame->get_h() == sheight &&
-                       frame->get_color_model() == BC_YUV420P ? frame :
-               !vframe ? (vframe = new VFrame(swidth,sheight,BC_YUV420P)) :
-               vframe;
-       if( !result ) {
-               if( frame_id < 0 )
-                       memset(fp->get_y(), 0, swidth*sheight);
-               else
-                       result = mdb->get_image(frame_id, fp->get_y(), sw,sh);
-       }
-//printf("seq_no=%d, result=%d\n",seq_no,result);
-       mdb->detachDb();
-       if( !result ) {
-               memset(fp->get_u(),0x80,swidth/2 * sheight/2);
-               memset(fp->get_v(),0x80,swidth/2 * sheight/2);
-       }
-       if( !result && fp == vframe ) {
-               BC_CModels::transfer(frame->get_rows(), fp->get_rows(),
-                       frame->get_y(), frame->get_u(), frame->get_v(),
-                       fp->get_y(), fp->get_u(), fp->get_v(),
-                       0, 0, fp->get_w(), fp->get_h(),
-                       0, 0, frame->get_w(), frame->get_h(),
-                       fp->get_color_model(), frame->get_color_model(), 0,
-                       fp->get_bytes_per_line(), swidth);
-       }
-       return result;
-}
-
-