1 /* $Id: movie.c,v 1.9 2002-08-26 06:50:45 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 1.9 2002-08-26 06:50:45 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;
188 con_printf(DEBUG_LEVEL, "movie: RunMovie: %s %d %d %d %d\n", filename, hires_flag, must_have, dx, dy);
190 // Open Movie file. If it doesn't exist, no movie, just return.
192 filehndl = open_movie_file(filename,must_have);
194 if (filehndl == -1) {
197 Warning("movie: RunMovie: Cannot open movie file <%s>\n",filename);
199 return MOVIE_NOT_PLAYED;
204 gr_set_mode(SM(640,480));
206 gr_set_mode(SM(320,200));
211 FontHires = hires_flag;
213 mve = mve_open(filehndl);
216 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
255 close(filehndl); // Close Movie File
257 // Restore old graphic state
259 Screen_mode=-1; //force reset of screen mode
261 return (aborted?MOVIE_ABORTED:MOVIE_PLAYED_FULL);
265 int InitMovieBriefing()
269 gr_set_mode(SM(640,480));
271 gr_set_mode(SM(320,200));
279 con_printf(DEBUG_LEVEL, "STUB: movie: RotateRobot\n");
283 void DeInitRobotMovie(void)
285 con_printf(DEBUG_LEVEL, "STUB: movie: DeInitRobotMovie\n");
289 int InitRobotMovie(char *filename)
291 con_printf(DEBUG_LEVEL, "STUB: movie: InitRobotMovie: %s\n", filename);
296 RobBufCount=0; PlayingBuf=0; RobBufLimit=0;
298 //if (FindArg("-nomovies"))
299 if (!FindArg("-movies"))
305 //@@ filename[4]='h';
307 //@@ filename[4]='l';
309 if ((FirstVid=calloc (65000L,1))==NULL) {
313 if ((SecondVid=calloc (65000L,1))==NULL) {
320 MVE_SOS_sndInit(-1); //tell movies to play no sound for robots
322 MVE_memCallbacks(MPlayAlloc, MPlayFree);
323 MVE_ioCallbacks(FileRead);
324 MVE_memVID (FirstVid,SecondVid,65000);
327 RoboFile = open_movie_file(filename,1);
329 if (RoboFile == -1) {
334 Error("movie: InitRobotMovie: Cannot open movie file <%s>",filename);
336 return MOVIE_NOT_PLAYED;
340 Vid_State = VID_PLAY;
343 if (MVE_rmPrepMovie(RoboFile, 280, 200, 0)) {
351 MVE_palCallbacks (PaletteChecker);
354 RoboFilePos=lseek (RoboFile,0L,SEEK_CUR);
364 * Subtitle system code
367 ubyte *subtitle_raw_data;
370 //search for next field following whitespace
371 ubyte *next_field(ubyte *p)
373 while (*p && !isspace(*p))
379 while (*p && isspace(*p))
389 int init_subtitles(char *filename)
398 if (! FindArg("-subtitles"))
401 ifile = cfopen(filename,"rb"); //try text version
403 if (!ifile) { //no text version, try binary version
404 char filename2[FILENAME_LEN];
405 change_filename_ext(filename2,filename,".TXB");
406 ifile = cfopen(filename2,"rb");
412 size = cfilelength(ifile);
414 MALLOC (subtitle_raw_data, ubyte, size+1);
416 read_count = cfread(subtitle_raw_data, 1, size, ifile);
420 subtitle_raw_data[size] = 0;
422 if (read_count != size) {
423 d_free(subtitle_raw_data);
427 p = subtitle_raw_data;
429 while (p && p < subtitle_raw_data+size) {
432 endp = strchr(p,'\n');
434 if (endp[-1] == '\r')
435 endp[-1] = 0; //handle 0d0a pair
436 *endp = 0; //string termintor
443 Subtitles[Num_subtitles].first_frame = atoi(p);
444 p = next_field(p); if (!p) continue;
445 Subtitles[Num_subtitles].last_frame = atoi(p);
446 p = next_field(p); if (!p) continue;
447 Subtitles[Num_subtitles].msg = p;
449 Assert(Num_subtitles==0 || Subtitles[Num_subtitles].first_frame >= Subtitles[Num_subtitles-1].first_frame);
450 Assert(Subtitles[Num_subtitles].last_frame >= Subtitles[Num_subtitles].first_frame);
463 void close_subtitles()
465 if (subtitle_raw_data)
466 d_free(subtitle_raw_data);
467 subtitle_raw_data = NULL;
472 //draw the subtitles for this frame
473 void draw_subtitles(int frame_num)
475 static int active_subtitles[MAX_ACTIVE_SUBTITLES];
476 static int num_active_subtitles,next_subtitle,line_spacing;
480 if (frame_num == 0) {
481 num_active_subtitles = 0;
483 gr_set_curfont( GAME_FONT );
484 line_spacing = grd_curcanv->cv_font->ft_h + (grd_curcanv->cv_font->ft_h >> 2);
485 gr_set_fontcolor(255,-1);
488 //get rid of any subtitles that have expired
489 for (t=0;t<num_active_subtitles;)
490 if (frame_num > Subtitles[active_subtitles[t]].last_frame) {
492 for (t2=t;t2<num_active_subtitles-1;t2++)
493 active_subtitles[t2] = active_subtitles[t2+1];
494 num_active_subtitles--;
500 //get any subtitles new for this frame
501 while (next_subtitle < Num_subtitles && frame_num >= Subtitles[next_subtitle].first_frame) {
502 if (num_active_subtitles >= MAX_ACTIVE_SUBTITLES)
503 Error("Too many active subtitles!");
504 active_subtitles[num_active_subtitles++] = next_subtitle;
508 //find y coordinate for first line of subtitles
509 y = grd_curcanv->cv_bitmap.bm_h-((line_spacing+1)*MAX_ACTIVE_SUBTITLES+2);
511 //erase old subtitles if necessary
514 gr_rect(0,y,grd_curcanv->cv_bitmap.bm_w-1,grd_curcanv->cv_bitmap.bm_h-1);
517 //now draw the current subtitles
518 for (t=0;t<num_active_subtitles;t++)
519 if (active_subtitles[t] != -1) {
520 gr_string(0x8000,y,Subtitles[active_subtitles[t]].msg);
528 con_printf(DEBUG_LEVEL, "STUB: movie: request_cd\n");
533 movielib *init_new_movie_lib(char *filename,FILE *fp)
539 //read movie file header
541 nfiles = file_read_int(fp); //get number of files
543 //table = d_malloc(sizeof(*table) + sizeof(ml_entry)*nfiles);
544 MALLOC(table, movielib, 1);
545 MALLOC(table->movies, ml_entry, nfiles);
547 strcpy(table->name,filename);
548 table->n_movies = nfiles;
550 offset = 4+4+nfiles*(13+4); //id + nfiles + nfiles * (filename + size)
552 for (i=0;i<nfiles;i++) {
555 n = fread( table->movies[i].name, 13, 1, fp );
557 break; //end of file (probably)
559 len = file_read_int(fp);
561 table->movies[i].len = len;
562 table->movies[i].offset = offset;
564 offset += table->movies[i].len;
577 movielib *init_old_movie_lib(char *filename,FILE *fp)
581 movielib *table,*table2;
586 table = d_malloc(sizeof(*table) + sizeof(ml_entry)*MAX_MOVIES_PER_LIB);
591 i = fread( table->movies[nfiles].name, 13, 1, fp );
593 break; //end of file (probably)
595 i = fread( &len, 4, 1, fp );
597 Error("error reading movie library <%s>",filename);
599 table->movies[nfiles].len = INTEL_INT(len);
600 table->movies[nfiles].offset = ftell( fp );
602 fseek( fp, INTEL_INT(len), SEEK_CUR ); //skip data
607 //allocate correct-sized table
608 size = sizeof(*table) + sizeof(ml_entry)*nfiles;
609 table2 = d_malloc(size);
610 memcpy(table2,table,size);
614 strcpy(table->name,filename);
616 table->n_movies = nfiles;
627 //find the specified movie library, and read in list of movies in it
628 movielib *init_movie_lib(char *filename)
630 //note: this based on cfile_init_hogfile()
635 fp = fopen( filename, "rb" );
637 if ((fp == NULL) && (AltHogdir_initialized)) {
639 strcpy(temp, AltHogDir);
641 strcat(temp, filename);
642 fp = fopen(temp, "rb");
648 fread( id, 4, 1, fp );
649 if ( !strncmp( id, "DMVL", 4 ) )
650 return init_new_movie_lib(filename,fp);
651 else if ( !strncmp( id, "DHF", 3 ) ) {
652 fseek(fp,-1,SEEK_CUR); //old file had 3 char id
653 return init_old_movie_lib(filename,fp);
662 void close_movie(int i)
665 d_free(movie_libs[i]->movies);
666 d_free(movie_libs[i]);
675 for (i=0;i<N_MOVIE_LIBS;i++)
680 void init_movie(char *filename,int libnum,int is_robots,int required)
685 //if (FindArg("-nomovies")) {
686 if (!FindArg("-movies")) {
687 movie_libs[libnum] = NULL;
692 //for robots, load highres versions if highres menus set
694 high_res = MenuHiresAvailable;
696 high_res = MovieHires;
699 strchr(filename,'.')[-1] = 'h';
705 if ((movie_libs[libnum] = init_movie_lib(filename)) == NULL) {
708 strcpy(name2,CDROM_dir);
709 strcat(name2,filename);
710 movie_libs[libnum] = init_movie_lib(name2);
712 if (movie_libs[libnum] != NULL)
713 movie_libs[libnum]->flags |= MLF_ON_CD;
716 #if defined(RELEASE) && !defined(D2_OEM) //allow no movies if not release
718 Error("Cannot open movie file <%s>",filename);
721 #if defined(D2_OEM) //if couldn't get highres, try low
722 if (is_robots == 1) { //first try, try again with lowres
723 strchr(filename,'.')[-1] = 'l';
728 else if (is_robots == 2) { //failed twice. bail with error
730 Error("Cannot open movie file <%s>",filename);
736 if (is_robots && movie_libs[libnum]!=NULL)
737 robot_movies = high_res?2:1;
741 //find and initialize the movie libraries
747 for (i=0;i<N_BUILTIN_MOVIE_LIBS;i++) {
749 if (!strnicmp(movielib_files[i],"robot",5))
754 init_movie(movielib_files[i],i,is_robots,1);
757 movie_libs[EXTRA_ROBOT_LIB] = NULL;
759 atexit(close_movies);
763 void init_extra_robot_movie(char *f)
765 con_printf(DEBUG_LEVEL, "STUB: movie: init_extra_robot_movie: %s\n", f);
769 //looks through a movie library for a movie file
770 //returns filehandle, with fileposition at movie, or -1 if can't find
771 int search_movie_lib(movielib *lib,char *filename,int must_have)
779 for (i=0;i<lib->n_movies;i++)
780 if (!stricmp(filename,lib->movies[i].name)) { //found the movie in a library
783 from_cd = (lib->flags & MLF_ON_CD);
786 songs_stop_redbook(); //ready to read from CD
788 do { //keep trying until we get the file handle
790 /* movie_handle = */ filehandle = open(lib->name, O_RDONLY);
792 if ((filehandle == -1) && (AltHogdir_initialized)) {
794 strcpy(temp, AltHogDir);
796 strcat(temp, lib->name);
797 filehandle = open(temp, O_RDONLY);
800 if (must_have && from_cd && filehandle == -1) { //didn't get file!
802 if (request_cd() == -1) //ESC from requester
803 break; //bail from here. will get error later
806 } while (must_have && from_cd && filehandle == -1);
808 if (filehandle != -1)
809 lseek(filehandle,(/* movie_start = */ lib->movies[i].offset),SEEK_SET);
818 //returns file handle
819 int open_movie_file(char *filename,int must_have)
823 for (i=0;i<N_MOVIE_LIBS;i++) {
824 if ((filehandle = search_movie_lib(movie_libs[i],filename,must_have)) != -1)
828 return -1; //couldn't find it