3 JPEG to SWF converter tool
5 Part of the swftools package.
7 Copyright (c) 2001 Rainer Böhme <rfxswf@reflex-studio.de>
8 Copyright (c) 2002,2003 Matthias Kramm <kramm@quiss.org>
10 This program is free software; you can redistribute it and/or modify
11 it under the terms of the GNU General Public License as published by
12 the Free Software Foundation; either version 2 of the License, or
13 (at your option) any later version.
15 This program is distributed in the hope that it will be useful,
16 but WITHOUT ANY WARRANTY; without even the implied warranty of
17 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
18 GNU General Public License for more details.
20 You should have received a copy of the GNU General Public License
21 along with this program; if not, write to the Free Software
22 Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA */
28 #include "../lib/rfxswf.h"
29 #include "../lib/args.h" // not really a header ;-)
31 #define MAX_INPUT_FILES 1024
32 #define VERBOSE(x) (global.verbose>=x)
52 static int custom_move=0;
55 static int clip_x1=0,clip_y1=0,clip_x2=0,clip_y2=0;
56 static int custom_clip = 0;
58 typedef struct _image {
64 image_t image[MAX_INPUT_FILES];
68 TAG *MovieStart(SWF * swf, float framerate, int dx, int dy)
73 memset(swf, 0x00, sizeof(SWF));
75 swf->fileVersion = global.version;
76 swf->frameRate = (int)(256.0 * framerate);
79 swf->movieSize.xmin = clip_x1 * 20;
80 swf->movieSize.ymin = clip_y1 * 20;
81 swf->movieSize.xmax = clip_x2 * 20;
82 swf->movieSize.ymax = clip_y2 * 20;
84 swf->movieSize.xmin = 0;
85 swf->movieSize.ymin = 0;
86 swf->movieSize.xmax = swf->movieSize.xmin + dx * 20;
87 swf->movieSize.ymax = swf->movieSize.ymin + dy * 20;
90 t = swf->firstTag = swf_InsertTag(NULL, ST_SETBACKGROUNDCOLOR);
92 rgb.r = rgb.g = rgb.b = rgb.a = 0x00;
96 t = swf_InsertTag(t, ST_DEFINEVIDEOSTREAM);
97 swf_SetU16(t, 0xf00d);
98 swf_SetVideoStreamDefine(t, &stream, 65535, dx, dy);
99 } else if (global.asset_name) {
100 t = swf_InsertTag(t, ST_DEFINESPRITE);
102 swf_SetU16(t, global.next_id++);
108 int MovieFinish(SWF * swf, TAG * t, char *sname)
110 int handle, so = fileno(stdout);
112 if (global.asset_name) {
115 t = swf_InsertTag(t, ST_END);
116 t = swf_InsertTag(t, ST_EXPORTASSETS);
119 swf_SetString(t, global.asset_name);
121 t = swf_InsertTag(t, ST_PLACEOBJECT2);
122 swf_GetPlaceObject(0, &obj);
125 swf_SetPlaceObject(t, &obj);
127 t = swf_InsertTag(t, ST_SHOWFRAME);
130 t = swf_InsertTag(t, ST_END);
132 if ((!isatty(so)) && (!sname))
136 sname = "output.swf";
137 handle = open(sname, O_BINARY | O_RDWR | O_CREAT | O_TRUNC, 0666);
139 if (swf_WriteSWF(handle, swf)<0)
140 fprintf(stderr, "Unable to write output file: %s\n", sname);
149 int getJPEG(char*filename, int* width, int* height, RGBA**pic2)
151 struct jpeg_decompress_struct cinfo;
152 struct jpeg_error_mgr jerr;
153 struct jpeg_source_mgr mgr;
159 if ((f=fopen(filename,"rb"))==NULL) {
160 fprintf(stderr, "rfxswf: file open error\n");
164 cinfo.err = jpeg_std_error(&jerr);
165 jpeg_create_decompress(&cinfo);
166 jpeg_stdio_src(&cinfo, f);
167 jpeg_read_header(&cinfo, TRUE);
168 jpeg_start_decompress(&cinfo);
170 pic = malloc(cinfo.output_width*cinfo.output_height*sizeof(RGBA));
171 buf = malloc(cinfo.output_width*4);
172 memset(pic, 255, cinfo.output_width*cinfo.output_height*sizeof(RGBA));
175 *width = cinfo.output_width;
176 *height = cinfo.output_height;
178 for (y=0;y<cinfo.output_height;y++) {
180 jpeg_read_scanlines(&cinfo,&buf,1);
182 if(cinfo.out_color_space == JCS_GRAYSCALE) {
183 for(x=0;x<cinfo.output_width;x++) {
184 js[x].r = js[x].g = js[x].b = buf[x];
186 } else if(cinfo.out_color_space == JCS_RGB) {
187 for (x=0;x<cinfo.output_width;x++)
189 js[x].r = buf[x*3+0];
190 js[x].g = buf[x*3+1];
191 js[x].b = buf[x*3+2];
193 } else if(cinfo.out_color_space == JCS_YCCK) {
195 fprintf(stderr, "Error: Can't convert YCCK to RGB.\n");
197 } else if(cinfo.out_color_space == JCS_YCbCr) {
198 for(x=0;x<cinfo.output_width;x++) {
202 js[x].r = y + ((360*(v-128))>>8);
203 js[x].g = y - ((88*(u-128)+183*(v-128))>>8);
204 js[x].b = y + ((455 * (u-128))>>8);
207 else if(cinfo.out_color_space == JCS_CMYK)
209 for(x=0;x<cinfo.output_width;x++) {
210 int white = 255 - buf[x*4+3];
211 js[x].r = white - ((buf[x*4]*white)>>8);
212 js[x].g = white - ((buf[x*4+1]*white)>>8);
213 js[x].b = white - ((buf[x*4+2]*white)>>8);
216 js += cinfo.output_width;
219 jpeg_finish_decompress(&cinfo);
220 jpeg_destroy_decompress(&cinfo);
229 TAG *MovieAddFrame(SWF * swf, TAG * t, char *sname, int quality,
230 int width, int height)
236 int movie_width = swf->movieSize.xmax - swf->movieSize.xmin;
237 int movie_height = swf->movieSize.ymax - swf->movieSize.ymin;
244 getJPEG(sname, &sizex, &sizey, &pic2);
245 if(sizex != stream.owidth || sizey != stream.oheight) {
246 fprintf(stderr, "All images must have the same dimensions if using -m!");
250 t = swf_InsertTag(t, ST_VIDEOFRAME);
251 swf_SetU16(t, 0xf00d);
252 quant = 1+(30-(30*quality)/100);
254 swf_SetVideoStreamIFrame(t, &stream, pic2, quant);
256 swf_SetVideoStreamPFrame(t, &stream, pic2, quant);
259 t = swf_InsertTag(t, ST_PLACEOBJECT2);
260 swf_GetPlaceObject(0, &obj);
269 swf_SetPlaceObject(t,&obj);
271 t = swf_InsertTag(t, ST_SHOWFRAME);
273 t = swf_InsertTag(t, ST_DEFINEBITSJPEG2);
274 swf_SetU16(t, global.next_id); // id
275 swf_SetJPEGBits(t,sname,quality);
277 t = swf_InsertTag(t, ST_DEFINESHAPE);
279 swf_GetMatrix(NULL, &m);
280 if (global.fit_to_movie) {
281 m.sx = 0x10000 * movie_width / width;
282 m.sy = 0x10000 * movie_height / height;
283 width = movie_width / 20;
284 height = movie_height / 20;
291 fs = swf_ShapeAddBitmapFillStyle(s, &m, global.next_id, 1);
293 swf_SetU16(t, global.next_id); // id
296 r.xmax = r.xmin + width * 20;
297 r.ymax = r.ymin + height * 20;
299 swf_SetShapeHeader(t, s);
300 swf_ShapeSetAll(t, s, r.xmin, r.ymin, 0, fs, 0);
301 swf_ShapeSetLine(t, s, r.xmax - r.xmin, 0);
302 swf_ShapeSetLine(t, s, 0, r.ymax - r.ymin);
303 swf_ShapeSetLine(t, s, -r.xmax + r.xmin, 0);
304 swf_ShapeSetLine(t, s, 0, -r.ymax + r.ymin);
308 t = swf_InsertTag(t, ST_REMOVEOBJECT2);
309 swf_SetU16(t, 1); // depth
312 t = swf_InsertTag(t, ST_PLACEOBJECT2);
313 swf_GetMatrix(NULL, &m);
314 m.sx = (int)(0x10000 * global.scale);
315 m.sy = (int)(0x10000 * global.scale);
321 m.tx = (movie_width - (width * global.scale * 20)) / 2;
322 m.ty = (movie_height - (height * global.scale * 20)) / 2;
324 swf_ObjectPlace(t, global.next_id, 1, &m, NULL, NULL);
326 t = swf_InsertTag(t, ST_SHOWFRAME);
333 int CheckInputFile(image_t* i, char *fname, char **realname)
335 struct jpeg_decompress_struct cinfo;
336 struct jpeg_error_mgr jerr;
338 char *s = malloc(strlen(fname) + 5);
346 // Check whether file exists (with typical extensions)
348 if ((f = fopen(s, "rb")) == NULL) {
349 sprintf(s, "%s.jpg", fname);
350 if ((f = fopen(s, "rb")) == NULL) {
351 sprintf(s, "%s.jpeg", fname);
352 if ((f = fopen(s, "rb")) == NULL) {
353 sprintf(s, "%s.JPG", fname);
354 if ((f = fopen(s, "rb")) == NULL) {
355 sprintf(s, "%s.JPEG", fname);
356 if ((f = fopen(s, "rb")) == NULL)
363 cinfo.err = jpeg_std_error(&jerr);
364 jpeg_create_decompress(&cinfo);
365 jpeg_stdio_src(&cinfo, f);
366 jpeg_read_header(&cinfo, TRUE);
368 width = cinfo.image_width;
369 height = cinfo.image_height;
374 // Get image dimensions
376 if (global.max_image_width < width)
377 global.max_image_width = width;
378 if (global.max_image_height < height)
379 global.max_image_height = height;
381 jpeg_destroy_decompress(&cinfo);
387 int args_callback_option(char *arg, char *val)
396 global.quality = atoi(val);
397 if ((global.quality < 1) ||(global.quality > 100)) {
400 "Error: You must specify a valid quality between 1 and 100.\n");
408 global.framerate = atof(val);
409 if ((global.framerate < 1.0/256) || (global.framerate >= 256.0)) {
412 "Error: You must specify a valid framerate between 1 and 10000.\n");
420 global.outfile = val;
438 global.force_width = atoi(val);
448 global.force_height = atoi(val);
453 printf("jpeg2swf - part of %s %s\n", PACKAGE, VERSION);
458 global.asset_name = val;
463 global.version = atoi(val);
468 global.fit_to_movie = 1;
473 char*s = strdup(val);
474 char*x1 = strtok(s, ":");
475 char*y1 = strtok(0, ":");
476 char*x2 = strtok(0, ":");
477 char*y2 = strtok(0, ":");
478 if(!(x1 && y1 && x2 && y2)) {
479 fprintf(stderr, "-m option requires four arguments, <x1>:<y1>:<x2>:<y2>\n");
500 char*s = strdup(val);
501 char*c = strchr(s, ':');
503 fprintf(stderr, "-m option requires two arguments, <x>:<y>\n");
517 global.scale = atof(val)/100;
529 fprintf(stderr, "Unknown option: -%s\n", arg);
536 static struct options_t options[] = {
548 {"f", "fit-to-movie"},
553 int args_callback_longoption(char *name, char *val)
555 return args_long2shortoption(options, name, val);
558 int args_callback_command(char *arg, char *next) // actually used as filename
561 image_t* i = &image[global.nfiles];
562 if (CheckInputFile(i, arg, &s) < 0) {
564 fprintf(stderr, "Unable to open input file: %s\n", arg);
568 i->quality = global.quality;
570 if (global.nfiles >= MAX_INPUT_FILES) {
572 fprintf(stderr, "Error: Too many input files.\n");
579 void args_callback_usage(char *name)
582 printf("Usage: %s [-options [value]] imagefiles[.jpg]|[.jpeg] [...]\n", name);
584 printf("-o , --output <outputfile> Explicitly specify output file. (otherwise, output.swf will be used)\n");
585 printf("-q , --quality <quality> Set compression quality (1-100, 1=worst, 100=best)\n");
586 printf("-r , --rate <framerate> Set movie framerate (frames per second)\n");
587 printf("-z , --zlib <zlib> Enable Flash 6 (MX) Zlib Compression\n");
588 printf("-M , --mx Use Flash MX H.263 compression (use for correlated images)\n");
589 printf("-x , --xoffset <offset> horizontally offset images by <offset>\n");
590 printf("-y , --yoffset <offset> vertically offset images by <offset>\n");
591 printf("-X , --width <width> Force movie width to <width> (default: autodetect)\n");
592 printf("-Y , --height <height> Force movie height to <height> (default: autodetect)\n");
593 printf("-v , --verbose <level> Set verbose level to <level> (0=quiet, 1=default, 2=debug)\n");
594 printf("-V , --version Print version information and exit\n");
595 printf("-f , --fit-to-movie Fit images to movie size\n");
596 printf("-e , --export <assetname> Make importable as asset with <assetname>\n");
601 int main(int argc, char **argv)
606 memset(&global, 0x00, sizeof(global));
609 global.framerate = 1.0;
612 global.asset_name = NULL;
614 global.fit_to_movie = 0;
617 processargs(argc, argv);
620 fprintf(stderr, "Processing %i file(s)...\n", global.nfiles);
622 t = MovieStart(&swf, global.framerate,
623 global.force_width ? global.force_width : (int)(global.max_image_width*global.scale),
624 global.force_height ? global.force_height : (int)(global.max_image_height*global.scale));
628 for (i = 0; i < global.nfiles; i++) {
630 fprintf(stderr, "[%03i] %s (%i%%, 1/%i)\n", i,
631 image[i].filename, image[i].quality);
632 t = MovieAddFrame(&swf, t, image[i].filename, image[i].quality,
633 image[i].width, image[i].height);
634 free(image[i].filename);
638 MovieFinish(&swf, t, global.outfile);