#include "cl_video.h"
#include "dpvsimpledecode.h"
+// cvars
+cvar_t cl_video_subtitles = {CVAR_SAVE, "cl_video_subtitles", "0", "show subtitles for videos (if they are presented)"};
+cvar_t cl_video_subtitles_lines = {CVAR_SAVE, "cl_video_subtitles_lines", "4", "how many lines to occupy for subtitles"};
+cvar_t cl_video_subtitles_textsize = {CVAR_SAVE, "cl_video_subtitles_textsize", "16", "textsize for subtitles"};
+cvar_t cl_video_scale = {CVAR_SAVE, "cl_video_scale", "1", "scale of video, 1 = fullscreen, 0.75 - 3/4 of screen etc."};
+cvar_t cl_video_brightness = {CVAR_SAVE, "cl_video_brightness", "1", "brightness of video, 1 = fullbright, 0.75 - 3/4 etc."};
+
// constants (and semi-constants)
static int cl_videormask;
static int cl_videobmask;
return true;
}
-static clvideo_t* OpenVideo( clvideo_t *video, const char *filename, const char *name, int owner )
+static void LoadSubtitles( clvideo_t *video, const char *subtitlesfile )
+{
+ char *subtitle_text, *data;
+ float subtime, sublen;
+ int numsubs = 0;
+
+ subtitle_text = (char *)FS_LoadFile(subtitlesfile, cls.permanentmempool, false, NULL);
+ if (!subtitle_text)
+ {
+ Con_DPrintf( "LoadSubtitles: can't open subtitle file '%s'!\n", subtitlesfile );
+ return;
+ }
+
+ // parse subtitle_text
+ // line is: x y "text" where
+ // x - start time
+ // y - seconds last (if 0 - last thru next sub, if negative - last to next sub - this amount of seconds)
+
+ data = subtitle_text;
+ for (;;)
+ {
+ if (!COM_ParseToken_QuakeC(&data, false))
+ break;
+ subtime = atof( com_token );
+ if (!COM_ParseToken_QuakeC(&data, false))
+ break;
+ sublen = atof( com_token );
+ if (!COM_ParseToken_QuakeC(&data, false))
+ break;
+ if (!com_token[0])
+ continue;
+ // check limits
+ if (video->subtitles == CLVIDEO_MAX_SUBTITLES)
+ {
+ Con_Printf("WARNING: CLVIDEO_MAX_SUBTITLES = %i reached when reading subtitles from '%s'\n", CLVIDEO_MAX_SUBTITLES, subtitlesfile);
+ break;
+ }
+ // add a sub
+ video->subtitle_text[numsubs] = (char *) Mem_Alloc(cls.permanentmempool, strlen(com_token) + 1);
+ memcpy(video->subtitle_text[numsubs], com_token, strlen(com_token) + 1);
+ video->subtitle_start[numsubs] = subtime;
+ video->subtitle_end[numsubs] = sublen;
+ if (numsubs > 0) // make true len for prev sub, autofix overlapping subtitles
+ {
+ if (video->subtitle_end[numsubs-1] <= 0)
+ video->subtitle_end[numsubs-1] = max(video->subtitle_start[numsubs-1], video->subtitle_start[numsubs] - video->subtitle_end[numsubs-1]);
+ else
+ video->subtitle_end[numsubs-1] = min(video->subtitle_start[numsubs-1] + video->subtitle_end[numsubs-1], video->subtitle_start[numsubs]);
+ }
+ numsubs++;
+ // todo: check timing for consistency?
+ }
+ if (numsubs > 0) // make true len for prev sub, autofix overlapping subtitles
+ {
+ if (video->subtitle_end[numsubs-1] <= 0)
+ video->subtitle_end[numsubs-1] = 99999999; // fixme: make it end when video ends?
+ else
+ video->subtitle_end[numsubs-1] = min(video->subtitle_start[numsubs-1] + video->subtitle_end[numsubs-1], video->subtitle_start[numsubs]);
+ }
+ Z_Free( subtitle_text );
+ video->subtitles = numsubs;
+/*
+ Con_Printf( "video->subtitles: %i\n", video->subtitles );
+ for (numsubs = 0; numsubs < video->subtitles; numsubs++)
+ Con_Printf( " %03.2f %03.2f : %s\n", video->subtitle_start[numsubs], video->subtitle_end[numsubs], video->subtitle_text[numsubs] );
+*/
+}
+
+static clvideo_t* OpenVideo( clvideo_t *video, const char *filename, const char *name, int owner, const char *subtitlesfile )
{
strlcpy( video->filename, filename, sizeof(video->filename) );
video->ownertag = owner;
video->framenum = -1;
video->framerate = dpvsimpledecode_getframerate( video->stream );
video->lasttime = realtime;
+ video->subtitles = 0;
video->cpif.width = dpvsimpledecode_getwidth( video->stream );
video->cpif.height = dpvsimpledecode_getheight( video->stream );
video->imagedata = Mem_Alloc( cls.permanentmempool, video->cpif.width * video->cpif.height * cl_videobytesperpixel );
LinkVideoTexture( video );
+ // VorteX: load simple subtitle_text file
+ if (subtitlesfile[0])
+ LoadSubtitles( video, subtitlesfile );
+
return video;
}
-clvideo_t* CL_OpenVideo( const char *filename, const char *name, int owner )
+clvideo_t* CL_OpenVideo( const char *filename, const char *name, int owner, const char *subtitlesfile )
{
clvideo_t *video;
// sanity check
Con_Printf( "CL_OpenVideo: unable to open video \"%s\" - video limit reached\n", filename );
return NULL;
}
- video = OpenVideo( video, filename, name, owner );
+ video = OpenVideo( video, filename, name, owner, subtitlesfile );
// expand the active range to include the new entry
if (video) {
cl_num_videos = max(cl_num_videos, (int)(video - cl_videos) + 1);
void CL_CloseVideo( clvideo_t * video )
{
+ int i;
+
if( !video || video->state == CLVIDEO_UNUSED )
return;
if( !video->suspended || video->state != CLVIDEO_FIRSTFRAME )
dpvsimpledecode_close( video->stream );
- if( !video->suspended ) {
+ if( !video->suspended )
UnlinkVideoTexture( video );
+ if (video->subtitles)
+ {
+ for (i = 0; i < video->subtitles; i++)
+ Z_Free( video->subtitle_text[i] );
+ video->subtitles = 0;
}
video->state = CLVIDEO_UNUSED;
CL_CloseVideo( &cl_videos[ i ] );
}
+typedef struct
+{
+ dp_font_t *font;
+ float x;
+ float y;
+ float width;
+ float height;
+ float alignment; // 0 = left, 0.5 = center, 1 = right
+ float fontsize;
+ float textalpha;
+}
+cl_video_subtitle_info_t;
+
+float CL_DrawVideo_WordWidthFunc(void *passthrough, const char *w, size_t *length, float maxWidth)
+{
+ cl_video_subtitle_info_t *si = (cl_video_subtitle_info_t *) passthrough;
+
+ if(w == NULL)
+ return si->fontsize * si->font->maxwidth;
+ if(maxWidth >= 0)
+ return DrawQ_TextWidth_UntilWidth(w, length, si->fontsize, si->fontsize, false, si->font, -maxWidth); // -maxWidth: we want at least one char
+ else if(maxWidth == -1)
+ return DrawQ_TextWidth(w, *length, si->fontsize, si->fontsize, false, si->font);
+ else
+ return 0;
+}
+
+int CL_DrawVideo_DisplaySubtitleLine(void *passthrough, const char *line, size_t length, float width, qboolean isContinuation)
+{
+ cl_video_subtitle_info_t *si = (cl_video_subtitle_info_t *) passthrough;
+
+ int x = (int) (si->x + (si->width - width) * si->alignment);
+ if (length > 0)
+ DrawQ_String(x, si->y, line, length, si->fontsize, si->fontsize, 1.0, 1.0, 1.0, si->textalpha, 0, NULL, false, si->font);
+ si->y += si->fontsize;
+ return 1;
+}
+
int cl_videoplaying = false; // old, but still supported
void CL_DrawVideo(void)
{
- if (cl_videoplaying)
- DrawQ_Pic(0, 0, &CL_GetVideoBySlot( 0 )->cpif, vid_conwidth.integer, vid_conheight.integer, 1, 1, 1, 1, 0);
+ clvideo_t *video;
+ float videotime;
+ cl_video_subtitle_info_t si;
+ int i;
+
+ if (!cl_videoplaying)
+ return;
+
+ video = CL_GetVideoBySlot( 0 );
+
+ // fix cvars
+ if (cl_video_scale.value <= 0 || cl_video_scale.value > 1)
+ Cvar_SetValueQuick( &cl_video_scale, 1);
+ if (cl_video_brightness.value <= 0 || cl_video_brightness.value > 10)
+ Cvar_SetValueQuick( &cl_video_brightness, 1);
+
+#if 0
+ // enable video-only polygon stipple (of global stipple is not active)
+ if (qglPolygonStipple && !scr_stipple.integer)
+ {
+ GLubyte stipple[128];
+ int i, s, width, parts;
+
+ s = 1;
+ parts = (s & 007);
+ width = (s & 070) >> 3;
+ qglEnable(GL_POLYGON_STIPPLE);CHECKGLERROR // 0x0B42
+ for(i = 0; i < 128; ++i)
+ {
+ int line = i/4;
+ stipple[i] = ((line >> width) & ((1 << parts) - 1)) ? 0x00 : 0xFF;
+ }
+ qglPolygonStipple(stipple);CHECKGLERROR
+ }
+#endif
+
+ // draw video
+ if (cl_video_scale.value == 1)
+ DrawQ_Pic(0, 0, &video->cpif, vid_conwidth.integer, vid_conheight.integer, cl_video_brightness.value, cl_video_brightness.value, cl_video_brightness.value, 1, 0);
+ else
+ {
+ DrawQ_Fill(0, 0, vid_conwidth.integer, vid_conheight.integer, 0, 0, 0, 1, 0);
+ DrawQ_Pic((int)(vid_conwidth.integer * (1 - cl_video_scale.value) * 0.5), (int)(vid_conheight.integer * (1 - cl_video_scale.value) * 0.5), &video->cpif, (int)(vid_conwidth.integer * cl_video_scale.value), (int)(vid_conheight.integer * cl_video_scale.value), cl_video_brightness.value, cl_video_brightness.value, cl_video_brightness.value, 1, 0);
+ }
+
+
+#if 0
+ // disable video-only stipple
+ if (qglPolygonStipple && !scr_stipple.integer)
+ {
+ qglDisable(GL_POLYGON_STIPPLE);CHECKGLERROR
+ }
+#endif
+
+ // VorteX: draw subtitle_text
+ if (!video->subtitles || !cl_video_subtitles.integer)
+ return;
+
+ // find current subtitle
+ videotime = realtime - video->starttime;
+ for (i = 0; i < video->subtitles; i++)
+ {
+ if (videotime >= video->subtitle_start[i] && videotime <= video->subtitle_end[i])
+ {
+ // found, draw it
+ si.font = FONT_NOTIFY;
+ si.x = vid_conwidth.integer * 0.1;
+ si.y = vid_conheight.integer - (max(1, cl_video_subtitles_lines.integer) * cl_video_subtitles_textsize.value);
+ si.width = vid_conwidth.integer * 0.8;
+ si.height = max(1, cl_video_subtitles_lines.integer) * cl_video_subtitles_textsize.value;
+ si.alignment = 0.5;
+ si.fontsize = cl_video_subtitles_textsize.value;
+ si.textalpha = min(1, (videotime - video->subtitle_start[i])/0.5) * min(1, ((video->subtitle_end[i] - videotime)/0.3)); // fade in and fade out
+ COM_Wordwrap(video->subtitle_text[i], strlen(video->subtitle_text[i]), 0, si.width, CL_DrawVideo_WordWidthFunc, &si, CL_DrawVideo_DisplaySubtitleLine, &si);
+ break;
+ }
+ }
}
-void CL_VideoStart(char *filename)
+void CL_VideoStart(char *filename, const char *subtitlesfile)
{
Host_StartVideo();
if( cl_videos->state != CLVIDEO_UNUSED )
CL_CloseVideo( cl_videos );
// already contains video/
- if( !OpenVideo( cl_videos, filename, va( CLDYNTEXTUREPREFIX "%s", filename ), 0 ) )
+ if( !OpenVideo( cl_videos, filename, va( CLDYNTEXTUREPREFIX "%s", filename ), 0, subtitlesfile ) )
return;
// expand the active range to include the new entry
cl_num_videos = max(cl_num_videos, 1);
static void CL_PlayVideo_f(void)
{
- char name[MAX_QPATH];
+ char name[MAX_QPATH], subtitlesfile[MAX_QPATH];
Host_StartVideo();
- if (Cmd_Argc() != 2)
+ if (Cmd_Argc() < 2)
{
- Con_Print("usage: playvideo <videoname>\nplays video named video/<videoname>.dpv\n");
+ Con_Print("usage: playvideo <videoname> [custom_subtitles_file]\nplays video named video/<videoname>.dpv\nif custom subtitles file is not presented\nit tries video/<videoname>.sub");
return;
}
dpsnprintf(name, sizeof(name), "video/%s.dpv", Cmd_Argv(1));
- CL_VideoStart(name);
+ if ( Cmd_Argc() > 2)
+ CL_VideoStart(name, Cmd_Argv(2));
+ else
+ {
+ dpsnprintf(subtitlesfile, sizeof(subtitlesfile), "video/%s.dpsubs", Cmd_Argv(1));
+ CL_VideoStart(name, subtitlesfile);
+ }
}
static void CL_StopVideo_f(void)
Cmd_AddCommand( "playvideo", CL_PlayVideo_f, "play a .dpv video file" );
Cmd_AddCommand( "stopvideo", CL_StopVideo_f, "stop playing a .dpv video file" );
+ Cvar_RegisterVariable(&cl_video_subtitles);
+ Cvar_RegisterVariable(&cl_video_subtitles_lines);
+ Cvar_RegisterVariable(&cl_video_subtitles_textsize);
+ Cvar_RegisterVariable(&cl_video_scale);
+ Cvar_RegisterVariable(&cl_video_brightness);
+
R_RegisterModule( "CL_Video", cl_video_start, cl_video_shutdown, cl_video_newmap );
}
projects / xonotic / darkplaces.git / commitdiff