1 /* $Id: movie.c,v 1.8 2002-07-30 11:05:53 btb Exp $ */
3 THE COMPUTER CODE CONTAINED HEREIN IS THE SOLE PROPERTY OF PARALLAX
4 SOFTWARE CORPORATION ("PARALLAX"). PARALLAX, IN DISTRIBUTING THE CODE TO
5 END-USERS, AND SUBJECT TO ALL OF THE TERMS AND CONDITIONS HEREIN, GRANTS A
6 ROYALTY-FREE, PERPETUAL LICENSE TO SUCH END-USERS FOR USE BY SUCH END-USERS
7 IN USING, DISPLAYING, AND CREATING DERIVATIVE WORKS THEREOF, SO LONG AS
8 SUCH USE, DISPLAY OR CREATION IS FOR NON-COMMERCIAL, ROYALTY OR REVENUE
9 FREE PURPOSES. IN NO EVENT SHALL THE END-USER USE THE COMPUTER CODE
10 CONTAINED HEREIN FOR REVENUE-BEARING PURPOSES. THE END-USER UNDERSTANDS
11 AND AGREES TO THE TERMS HEREIN AND ACCEPTS THE SAME BY USE OF THIS FILE.
12 COPYRIGHT 1993-1999 PARALLAX SOFTWARE CORPORATION. ALL RIGHTS RESERVED.
20 static char rcsid[] = "$Id: movie.c,v 1.8 2002-07-30 11:05:53 btb Exp $";
23 #define DEBUG_LEVEL CON_NORMAL
26 #include <sys/types.h>
52 extern int MenuHiresAvailable;
53 extern char CDROM_dir[];
63 short first_frame,last_frame;
67 #define MAX_SUBTITLES 500
68 #define MAX_ACTIVE_SUBTITLES 3
69 subtitle Subtitles[MAX_SUBTITLES];
74 char name[FILENAME_LEN];
79 #define MAX_MOVIES_PER_LIB 50 //determines size of malloc
83 char name[100]; //[FILENAME_LEN];
90 char movielib_files[][FILENAME_LEN] = {"intro-l.mvl","other-l.mvl","robots-l.mvl","oem-l.mvl"};
92 char movielib_files[][FILENAME_LEN] = {"intro-l.mvl","other-l.mvl","robots-l.mvl"};
95 #define N_BUILTIN_MOVIE_LIBS (sizeof(movielib_files)/sizeof(*movielib_files))
96 #define N_MOVIE_LIBS (N_BUILTIN_MOVIE_LIBS+1)
97 #define EXTRA_ROBOT_LIB N_BUILTIN_MOVIE_LIBS
98 movielib *movie_libs[N_MOVIE_LIBS];
100 int MVEPaletteCalls = 0;
102 //do we have the robot movies available
103 int robot_movies = 0; //0 means none, 1 means lowres, 2 means hires
105 int MovieHires = 0; //default for now is lores
108 // Function Prototypes
109 int RunMovie(char *filename, int highres_flag, int allow_abort,int dx,int dy);
111 int open_movie_file(char *filename,int must_have);
113 void change_filename_ext( char *dest, char *src, char *ext );
114 void decode_text_line(char *p);
115 void draw_subtitles(int frame_num);
118 //filename will actually get modified to be either low-res or high-res
119 //returns status. see values in movie.h
120 int PlayMovie(const char *filename, int must_have)
122 char name[FILENAME_LEN],*p;
125 int save_sample_rate;
129 //if (FindArg("-nomovies"))
130 if (!FindArg("-movies"))
131 return MOVIE_NOT_PLAYED;
134 strcpy(name,filename);
136 if ((p=strchr(name,'.')) == NULL) //add extension, if missing
139 //check for escape already pressed & abort if so
140 while ((c=key_inkey()) != 0)
142 return MOVIE_ABORTED;
144 // Stop all digital sounds currently playing.
151 save_sample_rate = digi_sample_rate;
152 digi_sample_rate = SAMPLE_RATE_22K; //always 22K for movies
153 digi_reset(); digi_reset();
158 ret = RunMovie(name,MovieHires,must_have,-1,-1);
161 gr_palette_clear(); //clear out palette in case movie aborted
165 digi_sample_rate = save_sample_rate; //restore rate for game
166 digi_reset(); digi_reset();
171 Screen_mode = -1; //force screen reset
176 void initializeMovie(MVESTREAM *mve);
177 void shutdownMovie(MVESTREAM *mve);
179 //returns status. see movie.h
180 int RunMovie(char *filename, int hires_flag, int must_have,int dx,int dy)
183 int result=1,aborted=0;
187 // Open Movie file. If it doesn't exist, no movie, just return.
189 filehndl = open_movie_file(filename,must_have);
191 if (filehndl == -1) {
195 Error("movie: RunMovie: Cannot open movie file <%s>",filename);
197 return MOVIE_NOT_PLAYED;
199 return MOVIE_NOT_PLAYED;
205 gr_set_mode(SM(640,480));
207 gr_set_mode(SM(320,200));
212 FontHires = hires_flag;
214 mve = mve_open(filehndl);
217 fprintf(stderr, "can't open MVE file '%s'\n", filename);
221 initializeMovie(mve);
223 while((result = mve_play_next_chunk(mve))) {
226 draw_subtitles(frame_num);
230 // If ESCAPE pressed, then quit movie.
231 if (key == KEY_ESC) {
237 // If PAUSE pressed, then pause movie
238 if (key == KEY_PAUSE) {
240 //show_pause_message(TXT_PAUSE);
241 while (!key_inkey()) ;
242 //clear_pause_message();
248 Assert(aborted || !result); ///movie should be over
253 close(filehndl); // Close Movie File
255 // Restore old graphic state
257 Screen_mode=-1; //force reset of screen mode
259 return (aborted?MOVIE_ABORTED:MOVIE_PLAYED_FULL);
263 int InitMovieBriefing()
267 gr_set_mode(SM(640,480));
269 gr_set_mode(SM(320,200));
277 con_printf(DEBUG_LEVEL, "STUB: movie: RotateRobot\n");
281 void DeInitRobotMovie(void)
283 con_printf(DEBUG_LEVEL, "STUB: movie: DeInitRobotMovie\n");
287 int InitRobotMovie(char *filename)
289 con_printf(DEBUG_LEVEL, "STUB: movie: InitRobotMovie: %s\n", filename);
294 RobBufCount=0; PlayingBuf=0; RobBufLimit=0;
296 if (FindArg("-nomovies"))
302 //@@ filename[4]='h';
304 //@@ filename[4]='l';
306 if ((FirstVid=calloc (65000L,1))==NULL) {
310 if ((SecondVid=calloc (65000L,1))==NULL) {
317 MVE_SOS_sndInit(-1); //tell movies to play no sound for robots
319 MVE_memCallbacks(MPlayAlloc, MPlayFree);
320 MVE_ioCallbacks(FileRead);
321 MVE_memVID (FirstVid,SecondVid,65000);
324 RoboFile = open_movie_file(filename,1);
326 if (RoboFile == -1) {
331 Error("movie: InitRobotMovie: Cannot open movie file <%s>",filename);
333 return MOVIE_NOT_PLAYED;
337 Vid_State = VID_PLAY;
340 if (MVE_rmPrepMovie(RoboFile, 280, 200, 0)) {
348 MVE_palCallbacks (PaletteChecker);
351 RoboFilePos=lseek (RoboFile,0L,SEEK_CUR);
361 * Subtitle system code
364 ubyte *subtitle_raw_data;
367 //search for next field following whitespace
368 ubyte *next_field(ubyte *p)
370 while (*p && !isspace(*p))
376 while (*p && isspace(*p))
386 int init_subtitles(char *filename)
395 if (! FindArg("-subtitles"))
398 ifile = cfopen(filename,"rb"); //try text version
400 if (!ifile) { //no text version, try binary version
401 char filename2[FILENAME_LEN];
402 change_filename_ext(filename2,filename,".TXB");
403 ifile = cfopen(filename2,"rb");
409 size = cfilelength(ifile);
411 MALLOC (subtitle_raw_data, ubyte, size+1);
413 read_count = cfread(subtitle_raw_data, 1, size, ifile);
417 subtitle_raw_data[size] = 0;
419 if (read_count != size) {
420 d_free(subtitle_raw_data);
424 p = subtitle_raw_data;
426 while (p && p < subtitle_raw_data+size) {
429 endp = strchr(p,'\n');
431 if (endp[-1] == '\r')
432 endp[-1] = 0; //handle 0d0a pair
433 *endp = 0; //string termintor
440 Subtitles[Num_subtitles].first_frame = atoi(p);
441 p = next_field(p); if (!p) continue;
442 Subtitles[Num_subtitles].last_frame = atoi(p);
443 p = next_field(p); if (!p) continue;
444 Subtitles[Num_subtitles].msg = p;
446 Assert(Num_subtitles==0 || Subtitles[Num_subtitles].first_frame >= Subtitles[Num_subtitles-1].first_frame);
447 Assert(Subtitles[Num_subtitles].last_frame >= Subtitles[Num_subtitles].first_frame);
460 void close_subtitles()
462 if (subtitle_raw_data)
463 d_free(subtitle_raw_data);
464 subtitle_raw_data = NULL;
469 //draw the subtitles for this frame
470 void draw_subtitles(int frame_num)
472 static int active_subtitles[MAX_ACTIVE_SUBTITLES];
473 static int num_active_subtitles,next_subtitle,line_spacing;
477 if (frame_num == 0) {
478 num_active_subtitles = 0;
480 gr_set_curfont( GAME_FONT );
481 line_spacing = grd_curcanv->cv_font->ft_h + (grd_curcanv->cv_font->ft_h >> 2);
482 gr_set_fontcolor(255,-1);
485 //get rid of any subtitles that have expired
486 for (t=0;t<num_active_subtitles;)
487 if (frame_num > Subtitles[active_subtitles[t]].last_frame) {
489 for (t2=t;t2<num_active_subtitles-1;t2++)
490 active_subtitles[t2] = active_subtitles[t2+1];
491 num_active_subtitles--;
497 //get any subtitles new for this frame
498 while (next_subtitle < Num_subtitles && frame_num >= Subtitles[next_subtitle].first_frame) {
499 if (num_active_subtitles >= MAX_ACTIVE_SUBTITLES)
500 Error("Too many active subtitles!");
501 active_subtitles[num_active_subtitles++] = next_subtitle;
505 //find y coordinate for first line of subtitles
506 y = grd_curcanv->cv_bitmap.bm_h-((line_spacing+1)*MAX_ACTIVE_SUBTITLES+2);
508 //erase old subtitles if necessary
511 gr_rect(0,y,grd_curcanv->cv_bitmap.bm_w-1,grd_curcanv->cv_bitmap.bm_h-1);
514 //now draw the current subtitles
515 for (t=0;t<num_active_subtitles;t++)
516 if (active_subtitles[t] != -1) {
517 gr_string(0x8000,y,Subtitles[active_subtitles[t]].msg);
525 con_printf(DEBUG_LEVEL, "STUB: movie: request_cd\n");
530 movielib *init_new_movie_lib(char *filename,FILE *fp)
536 //read movie file header
538 nfiles = file_read_int(fp); //get number of files
540 //table = d_malloc(sizeof(*table) + sizeof(ml_entry)*nfiles);
541 MALLOC(table, movielib, 1);
542 MALLOC(table->movies, ml_entry, nfiles);
544 strcpy(table->name,filename);
545 table->n_movies = nfiles;
547 offset = 4+4+nfiles*(13+4); //id + nfiles + nfiles * (filename + size)
549 for (i=0;i<nfiles;i++) {
552 n = fread( table->movies[i].name, 13, 1, fp );
554 break; //end of file (probably)
556 len = file_read_int(fp);
558 table->movies[i].len = len;
559 table->movies[i].offset = offset;
561 offset += table->movies[i].len;
574 movielib *init_old_movie_lib(char *filename,FILE *fp)
578 movielib *table,*table2;
583 table = d_malloc(sizeof(*table) + sizeof(ml_entry)*MAX_MOVIES_PER_LIB);
588 i = fread( table->movies[nfiles].name, 13, 1, fp );
590 break; //end of file (probably)
592 i = fread( &len, 4, 1, fp );
594 Error("error reading movie library <%s>",filename);
596 table->movies[nfiles].len = INTEL_INT(len);
597 table->movies[nfiles].offset = ftell( fp );
599 fseek( fp, INTEL_INT(len), SEEK_CUR ); //skip data
604 //allocate correct-sized table
605 size = sizeof(*table) + sizeof(ml_entry)*nfiles;
606 table2 = d_malloc(size);
607 memcpy(table2,table,size);
611 strcpy(table->name,filename);
613 table->n_movies = nfiles;
624 //find the specified movie library, and read in list of movies in it
625 movielib *init_movie_lib(char *filename)
627 //note: this based on cfile_init_hogfile()
632 fp = fopen( filename, "rb" );
636 fread( id, 4, 1, fp );
637 if ( !strncmp( id, "DMVL", 4 ) )
638 return init_new_movie_lib(filename,fp);
639 else if ( !strncmp( id, "DHF", 3 ) ) {
640 fseek(fp,-1,SEEK_CUR); //old file had 3 char id
641 return init_old_movie_lib(filename,fp);
650 void close_movie(int i)
653 d_free(movie_libs[i]->movies);
654 d_free(movie_libs[i]);
663 for (i=0;i<N_MOVIE_LIBS;i++)
668 void init_movie(char *filename,int libnum,int is_robots,int required)
673 //if (FindArg("-nomovies")) {
674 if (!FindArg("-movies")) {
675 movie_libs[libnum] = NULL;
680 //for robots, load highres versions if highres menus set
682 high_res = MenuHiresAvailable;
684 high_res = MovieHires;
687 strchr(filename,'.')[-1] = 'h';
693 if ((movie_libs[libnum] = init_movie_lib(filename)) == NULL) {
696 strcpy(name2,CDROM_dir);
697 strcat(name2,filename);
698 movie_libs[libnum] = init_movie_lib(name2);
700 if (movie_libs[libnum] != NULL)
701 movie_libs[libnum]->flags |= MLF_ON_CD;
704 #if defined(RELEASE) && !defined(D2_OEM) //allow no movies if not release
706 Error("Cannot open movie file <%s>",filename);
709 #if defined(D2_OEM) //if couldn't get higres, try low
710 if (is_robots == 1) { //first try, try again with lowres
711 strchr(filename,'.')[-1] = 'l';
716 else if (is_robots == 2) { //failed twice. bail with error
718 Error("Cannot open movie file <%s>",filename);
724 if (is_robots && movie_libs[libnum]!=NULL)
725 robot_movies = high_res?2:1;
729 //find and initialize the movie libraries
735 for (i=0;i<N_BUILTIN_MOVIE_LIBS;i++) {
737 if (!strnicmp(movielib_files[i],"robot",5))
742 init_movie(movielib_files[i],i,is_robots,1);
745 movie_libs[EXTRA_ROBOT_LIB] = NULL;
747 atexit(close_movies);
751 void init_extra_robot_movie(char *f)
753 con_printf(DEBUG_LEVEL, "STUB: movie: init_extra_robot_movie: %s\n", f);
757 //looks through a movie library for a movie file
758 //returns filehandle, with fileposition at movie, or -1 if can't find
759 int search_movie_lib(movielib *lib,char *filename,int must_have)
767 for (i=0;i<lib->n_movies;i++)
768 if (!stricmp(filename,lib->movies[i].name)) { //found the movie in a library
771 from_cd = (lib->flags & MLF_ON_CD);
774 songs_stop_redbook(); //ready to read from CD
776 do { //keep trying until we get the file handle
778 /* movie_handle = */ filehandle = open(lib->name, O_RDONLY);
780 if (must_have && from_cd && filehandle == -1) { //didn't get file!
782 if (request_cd() == -1) //ESC from requester
783 break; //bail from here. will get error later
786 } while (must_have && from_cd && filehandle == -1);
788 if (filehandle != -1)
789 lseek(filehandle,(/* movie_start = */ lib->movies[i].offset),SEEK_SET);
798 //returns file handle
799 int open_movie_file(char *filename,int must_have)
803 for (i=0;i<N_MOVIE_LIBS;i++) {
804 if ((filehandle = search_movie_lib(movie_libs[i],filename,must_have)) != -1)
808 return -1; //couldn't find it