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[goodguy/history.git] / cinelerra-5.1 / cinelerra / filejpeg.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 "asset.h"
23 #include "bcsignals.h"
24 #include "edit.h"
25 #include "file.h"
26 #include "filejpeg.h"
27 #include "interlacemodes.h"
28 #include "jpegwrapper.h"
29 #include "language.h"
30 #include "libmjpeg.h"
31 #include "mwindow.inc"
32 #include "vframe.h"
33 #include "videodevice.inc"
34 #include "mainerror.h"
35
36
37 FileJPEG::FileJPEG(Asset *asset, File *file)
38  : FileList(asset, file, "JPEGLIST", ".jpg", FILE_JPEG, FILE_JPEG_LIST)
39 {
40         decompressor = 0;
41 }
42
43 FileJPEG::~FileJPEG()
44 {
45         if(decompressor) mjpeg_delete((mjpeg_t*)decompressor);
46 }
47
48
49 int FileJPEG::check_sig(Asset *asset)
50 {
51         FILE *fp = fopen(asset->path, "r");
52         if( !fp ) return 0;
53         char test[10];
54         int result = -1;
55         if( fread(test, 1, sizeof(test), fp) == sizeof(test) ) {
56                 if( test[6] == 'J' && test[7] == 'F' && test[8] == 'I' && test[9] == 'F' ) {
57                         fseek(fp, 0, SEEK_SET);
58                         int w = 0, h = 0;
59                         result = read_header(fp, w, h);
60                 }
61                 else if(test[0] == 'J' && test[1] == 'P' && test[2] == 'E' && test[3] == 'G' &&
62                         test[4] == 'L' && test[5] == 'I' && test[6] == 'S' && test[7] == 'T') {
63                         result = 0;
64                 }
65         }
66         fclose(fp);
67
68         if( result < 0 ) {
69                 int i = strlen(asset->path) - 4;
70                 if( i >= 0 && !strcasecmp(asset->path+i, ".jpg") )
71                         result = 0;
72         }
73         return !result ? 1 : 0;
74 }
75
76
77 void FileJPEG::get_parameters(BC_WindowBase *parent_window,
78         Asset *asset,
79         BC_WindowBase* &format_window,
80         int audio_options,
81         int video_options)
82 {
83         if(video_options)
84         {
85                 JPEGConfigVideo *window = new JPEGConfigVideo(parent_window, asset);
86                 format_window = window;
87                 window->create_objects();
88                 window->run_window();
89                 delete window;
90         }
91 }
92
93
94 int FileJPEG::can_copy_from(Asset *asset, int64_t position)
95 {
96 //printf("FileJPEG::can_copy_from %d %s\n", asset->format, asset->vcodec);
97         if(asset->format == FILE_JPEG ||
98                 asset->format == FILE_JPEG_LIST)
99                 return 1;
100
101         return 0;
102 }
103
104 int FileJPEG::colormodel_supported(int colormodel)
105 {
106         return colormodel;
107 }
108
109
110 int FileJPEG::get_best_colormodel(Asset *asset, int driver)
111 {
112         switch(driver)
113         {
114                 case PLAYBACK_X11:
115                         return BC_RGB888;
116                         break;
117                 case PLAYBACK_X11_XV:
118                 case PLAYBACK_DV1394:
119                 case PLAYBACK_FIREWIRE:
120                 case PLAYBACK_ASYNCHRONOUS:
121                         return BC_YUV420P;
122                         break;
123                 case PLAYBACK_X11_GL:
124                         return BC_YUV888;
125                         break;
126                 case VIDEO4LINUX2:
127                         return BC_YUV420P;
128                         break;
129                 case VIDEO4LINUX2JPEG:
130                         return BC_YUV422;
131                         break;
132                 case CAPTURE_FIREWIRE:
133                 case CAPTURE_IEC61883:
134                         return BC_YUV420P;
135                         break;
136                 case CAPTURE_DVB:
137                 case VIDEO4LINUX2MPEG:
138                         return BC_YUV422P;
139                         break;
140         }
141         return BC_YUV420P;
142 }
143
144
145 int FileJPEG::write_frame(VFrame *frame, VFrame *data, FrameWriterUnit *unit)
146 {
147         int result = 0;
148         JPEGUnit *jpeg_unit = (JPEGUnit*)unit;
149
150         if(!jpeg_unit->compressor)
151                 jpeg_unit->compressor = mjpeg_new(asset->width,
152                         asset->height,
153                         1);
154
155         mjpeg_set_quality((mjpeg_t*)jpeg_unit->compressor, asset->jpeg_quality);
156
157
158         mjpeg_compress((mjpeg_t*)jpeg_unit->compressor,
159                 frame->get_rows(),
160                 frame->get_y(),
161                 frame->get_u(),
162                 frame->get_v(),
163                 frame->get_color_model(),
164                 1);
165
166 // insert spherical tag
167         if(asset->jpeg_sphere)
168         {
169                 const char *sphere_tag = 
170                         "http://ns.adobe.com/xap/1.0/\x00<?xpacket begin='\xef\xbb\xbf' id='W5M0MpCehiHzreSzNTczkc9d'?>\n"
171                         "<x:xmpmeta xmlns:x='adobe:ns:meta/' x:xmptk='Image::Cinelerra'>\n"
172                         "<rdf:RDF xmlns:rdf='http://www.w3.org/1999/02/22-rdf-syntax-ns#'>\n"
173                         "\n"
174                         " <rdf:Description rdf:about=''\n"
175                         "  xmlns:GPano='http://ns.google.com/photos/1.0/panorama/'>\n"
176                         "  <GPano:ProjectionType>equirectangular</GPano:ProjectionType>\n"
177                         " </rdf:Description>\n"
178                         "</rdf:RDF>\n"
179                         "</x:xmpmeta>\n"
180                         "<?xpacket end='w'?>";
181
182 // calculate length by skipping the \x00 byte
183                 int skip = 32;
184                 int tag_len = strlen(sphere_tag + skip) + skip;
185                 int tag_len2 = tag_len + 2;
186                 int tag_len3 = tag_len + 4;
187                 
188                 data->allocate_compressed_data(
189                         mjpeg_output_size((mjpeg_t*)jpeg_unit->compressor) + tag_len3);
190                 data->set_compressed_size(
191                         mjpeg_output_size((mjpeg_t*)jpeg_unit->compressor) + tag_len3);
192                         
193                 int jfif_size = 0x14;
194                 uint8_t *ptr = data->get_data();
195                 memcpy(ptr, 
196                         mjpeg_output_buffer((mjpeg_t*)jpeg_unit->compressor), 
197                         jfif_size);
198                 ptr += jfif_size;
199                 *ptr++ = 0xff;
200                 *ptr++ = 0xe1;
201                 *ptr++ = (tag_len2 >> 8) & 0xff;
202                 *ptr++ = tag_len2 & 0xff;
203                 memcpy(ptr,
204                         sphere_tag,
205                         tag_len);
206                 ptr += tag_len;
207                 memcpy(ptr,
208                         mjpeg_output_buffer((mjpeg_t*)jpeg_unit->compressor) + jfif_size,
209                         mjpeg_output_size((mjpeg_t*)jpeg_unit->compressor) - jfif_size);
210         }
211         else
212         {
213                 data->allocate_compressed_data(mjpeg_output_size((mjpeg_t*)jpeg_unit->compressor));
214                 data->set_compressed_size(mjpeg_output_size((mjpeg_t*)jpeg_unit->compressor));
215                 memcpy(data->get_data(), 
216                         mjpeg_output_buffer((mjpeg_t*)jpeg_unit->compressor), 
217                         mjpeg_output_size((mjpeg_t*)jpeg_unit->compressor));
218         }
219         data->allocate_compressed_data(mjpeg_output_size((mjpeg_t*)jpeg_unit->compressor));
220         data->set_compressed_size(mjpeg_output_size((mjpeg_t*)jpeg_unit->compressor));
221         memcpy(data->get_data(),
222                 mjpeg_output_buffer((mjpeg_t*)jpeg_unit->compressor),
223                 mjpeg_output_size((mjpeg_t*)jpeg_unit->compressor));
224
225         return result;
226 }
227
228
229
230
231
232
233
234
235
236
237 int FileJPEG::read_frame_header(char *path)
238 {
239         FILE *fp = fopen(path, "rb");
240         if( !fp ) {
241                 eprintf("FileJPEG::read_frame_header %s: %m\n", path);
242                 return 1;
243         }
244         int w = 0, h = 0, result = 1;
245         unsigned char test[2];
246         if( fread(test, 1, sizeof(test), fp) == sizeof(test) &&
247             test[0] == 0xff && test[1] == 0xd8 ) {
248                 fseek(fp, 0, SEEK_SET);
249                 result = read_header(fp, w, h);
250         }
251         fclose(fp);
252         if( !result ) {
253                 asset->width = w;  asset->height = h;
254                 asset->interlace_mode = ILACE_MODE_NOTINTERLACED;
255         }
256         else
257                 eprintf("FileJPEG::read_frame_header %s bad header\n", path);
258         return result;
259 }
260
261 int FileJPEG::read_header(FILE *fp, int &w, int &h)
262 {
263         int result = 0;
264         struct jpeg_error_mgr jpeg_error;
265         struct jpeg_decompress_struct jpeg_decompress;
266         jpeg_decompress.err = jpeg_std_error(&jpeg_error);
267         jpeg_create_decompress(&jpeg_decompress);
268         jpeg_stdio_src(&jpeg_decompress, fp);
269         if( jpeg_read_header(&jpeg_decompress, TRUE) != JPEG_HEADER_OK ) result = 1;
270         if( !result && jpeg_decompress.jpeg_color_space != JCS_YCbCr ) result = 1;
271         if( !result && jpeg_decompress.comp_info[0].h_samp_factor > 2 ) result = 1;
272         if( !result && jpeg_decompress.comp_info[0].v_samp_factor > 2 ) result = 1;
273         if( !result ) {
274                 w = jpeg_decompress.image_width;
275                 h = jpeg_decompress.image_height;
276         }
277         jpeg_destroy((j_common_ptr)&jpeg_decompress);
278         return result;
279 }
280
281
282 int FileJPEG::read_frame(VFrame *output, VFrame *input)
283 {
284         if(input->get_compressed_size() < 2 ||
285                 input->get_data()[0] != 0xff ||
286                 input->get_data()[1] != 0xd8)
287                 return 1;
288
289         if(!decompressor) decompressor = mjpeg_new(asset->width,
290                 asset->height,
291                 1);
292 // printf("FileJPEG::read_frame %d %p %d %d %d %p %p %p %p %d\n",
293 // __LINE__,
294 // input->get_data(),
295 // input->get_compressed_size(),
296 // output->get_w(),
297 // output->get_h(),
298 // output->get_rows(),
299 // output->get_y(),
300 // output->get_u(),
301 // output->get_v(),
302 // output->get_color_model());
303         mjpeg_decompress((mjpeg_t*)decompressor,
304                 input->get_data(),
305                 input->get_compressed_size(),
306                 0,
307                 output->get_rows(),
308                 output->get_y(),
309                 output->get_u(),
310                 output->get_v(),
311                 output->get_color_model(),
312                 1);
313 //      PRINT_TRACE
314
315 //printf("FileJPEG::read_frame %d\n", __LINE__);
316         return 0;
317 }
318
319 FrameWriterUnit* FileJPEG::new_writer_unit(FrameWriter *writer)
320 {
321         return new JPEGUnit(this, writer);
322 }
323
324
325
326
327
328
329 JPEGUnit::JPEGUnit(FileJPEG *file, FrameWriter *writer)
330  : FrameWriterUnit(writer)
331 {
332         this->file = file;
333         compressor = 0;
334 }
335 JPEGUnit::~JPEGUnit()
336 {
337         if(compressor) mjpeg_delete((mjpeg_t*)compressor);
338 }
339
340
341
342
343
344
345
346 JPEGConfigVideo::JPEGConfigVideo(BC_WindowBase *parent_window, Asset *asset)
347  : BC_Window(_(PROGRAM_NAME ": Video Compression"),
348         parent_window->get_abs_cursor_x(1),
349         parent_window->get_abs_cursor_y(1),
350         400,
351         200)
352 {
353         this->parent_window = parent_window;
354         this->asset = asset;
355 }
356
357 JPEGConfigVideo::~JPEGConfigVideo()
358 {
359 }
360
361 void JPEGConfigVideo::create_objects()
362 {
363         int x = 10, y = 10;
364         lock_window("JPEGConfigVideo::create_objects");
365         add_subwindow(new BC_Title(x, y, _("Quality:")));
366         BC_ISlider *slider;
367         add_subwindow(slider = new BC_ISlider(x + 80, y,
368                 0, 200, 200, 0, 100, asset->jpeg_quality, 0, 0,
369                 &asset->jpeg_quality));
370         y += slider->get_h() + 10;
371         add_subwindow(new BC_CheckBox(x, y, 
372                 &asset->jpeg_sphere, _("Tag for spherical playback")));
373
374         add_subwindow(new BC_OKButton(this));
375         show_window(1);
376         unlock_window();
377 }
378
379 int JPEGConfigVideo::close_event()
380 {
381         set_done(0);
382         return 1;
383 }
384
385
386