cinelerra-5.0/cinelerra/filejpeglist.C

   1
   2 /*
   3  * CINELERRA
   4  * Copyright (C) 2008 Adam Williams <broadcast at earthling dot net>
   5  *
   6  * This program is free software; you can redistribute it and/or modify
   7  * it under the terms of the GNU General Public License as published by
   8  * the Free Software Foundation; either version 2 of the License, or
   9  * (at your option) any later version.
  10  *
  11  * This program is distributed in the hope that it will be useful,
  12  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  13  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  14  * GNU General Public License for more details.
  15  *
  16  * You should have received a copy of the GNU General Public License
  17  * along with this program; if not, write to the Free Software
  18  * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
  19  *
  20  */
  21
  22 #include "assets.h"
  23 #include "file.h"
  24 #include "filejpeglist.h"
  25 #include "guicast.h"
  26 #include "libmjpeg.h"
  27 #include "mwindow.inc"
  28 #include "jpegwrapper.h"
  29 #include "quicktime.h"
  30 #include "vframe.h"
  31
  32 #include <ctype.h>
  33 #include <stdlib.h>
  34 #include <string.h>
  35
  36
  37 FileJPEGList::FileJPEGList(Asset *asset, File *file)
  38  : FileList(asset, file)
  39 {
  40         asset->format = FILE_JPEG_LIST;
  41 }
  42
  43 FileJPEGList::~FileJPEGList()
  44 {
  45         close_file();
  46 }
  47
  48 char* FileJPEGList::list_title()
  49 {
  50         return _("JPEGLIST");
  51 }
  52
  53 char* FileJPEGList::extension()
  54 {
  55         return ".jpg";
  56 }
  57
  58 void FileJPEGList::get_parameters(BC_WindowBase *parent_window,
  59         Asset *asset,
  60         BC_WindowBase* &format_window,
  61         int audio_options,
  62         int video_options)
  63 {
  64         if(video_options)
  65         {
  66                 JPEGConfigVideo *window = new JPEGConfigVideo(parent_window, asset);
  67                 format_window = window;
  68                 window->create_objects();
  69                 window->run_window();
  70                 delete window;
  71         }
  72 }
  73
  74 int FileJPEGList::can_copy_from(Asset *asset)
  75 {
  76         if(asset->format == FILE_JPEG_LIST)
  77                 return 1;
  78         else
  79         if(asset->format == FILE_MOV && match4(asset->vcodec, QUICKTIME_JPEG))
  80                 return 1;
  81
  82         return 0;
  83 }
  84
  85 int FileJPEGList::get_best_colormodel(int driver, int colormodel)
  86 {
  87         if(colormodel > -1)
  88         {
  89                 switch(colormodel)
  90                 {
  91                         case BC_YUV420P:
  92                         case BC_YUV422P:
  93                         case BC_YUV422:
  94                                 return colormodel;
  95                                 break;
  96                         default:
  97                                 return BC_YUV422P;
  98                                 break;
  99                 }
 100         }
 101         return BC_YUV422P;
 102 }
 103
 104
 105 int FileJPEGList::read_frame(VFrame *frame, VFrame *data)
 106 {
 107         PRINT_TRACE
 108
 109         mjpeg_t *mjpeg = mjpeg_new(asset->width,
 110                 asset->height,
 111                 1);
 112         mjpeg_decompress(mjpeg,
 113                 data->get_data(),
 114                 data->get_compressed_size(),
 115                 0,
 116                 frame->get_rows(),
 117                 frame->get_y(),
 118                 frame->get_u(),
 119                 frame->get_v(),
 120                 frame->get_color_model(),
 121                 file->cpus);
 122         mjpeg_delete(mjpeg);
 123         PRINT_TRACE
 124         return 0;
 125 }
 126
 127 int FileJPEGList::write_frame(VFrame *frame, VFrame *data)
 128 {
 129         mjpeg_t *mjpeg = mjpeg_new(asset->width,
 130                 asset->height,
 131                 1);
 132         mjpeg_compress(mjpeg,
 133                 frame->get_rows(),
 134                 frame->get_y(),
 135                 frame->get_u(),
 136                 frame->get_v(),
 137                 frame->get_color_model(),
 138                 file->cpus);
 139         data->allocate_compressed_data(mjpeg_output_size(mjpeg));
 140         bcopy(mjpeg_output_buffer(mjpeg), frame->get_data(), mjpeg_output_size(mjpeg));
 141         mjpeg_delete(mjpeg);
 142         return 0;
 143 }
 144
 145
 146
 147
 148
 149
 150
 151
 152
 153
 154
 155 JPEGConfigVideo::JPEGConfigVideo(BC_WindowBase *parent_window, Asset *asset)
 156  : BC_Window(PROGRAM_NAME ": Video Compression",
 157         parent_window->get_abs_cursor_x(),
 158         parent_window->get_abs_cursor_y(),
 159         400,
 160         100)
 161 {
 162         this->parent_window = parent_window;
 163         this->asset = asset;
 164 }
 165
 166 JPEGConfigVideo::~JPEGConfigVideo()
 167 {
 168 }
 169
 170 int JPEGConfigVideo::create_objects()
 171 {
 172         int x = 10, y = 10;
 173         lock_window("JPEGConfigVideo::create_objects");
 174         add_subwindow(new BC_Title(x, y, _("Quality:")));
 175         add_subwindow(new BC_ISlider(x + 80,
 176                 y,
 177                 0,
 178                 200,
 179                 200,
 180                 0,
 181                 100,
 182                 asset->quality,
 183                 0,
 184                 0,
 185                 &asset->quality));
 186
 187         add_subwindow(new BC_OKButton(this));
 188         unlock_window();
 189         return 0;
 190 }
 191
 192 int JPEGConfigVideo::close_event()
 193 {
 194         set_done(0);
 195         return 1;
 196 }
 197
 198
 199
 200
 201
 202
 203