/* * Video driver for DirectFramebuffer device * * vo_directfb.c (C) Jiri Svoboda 2001 * * Inspired by vo_fbdev vo_sdl and directfb examples * * To get second head working delete line 120 * from fbdev.c (from DirectFB sources version 0.9.7) * Line contains following: * fbdev->fd = open( "/dev/fb0", O_RDWR ); */ // directfb includes #include // other things #include #include #include #include #include #include #include #include #include #include #include #include #include "config.h" #include "video_out.h" #include "video_out_internal.h" #include "fastmemcpy.h" #include "sub.h" #include "../postproc/rgb2rgb.h" LIBVO_EXTERN(directfb) static vo_info_t vo_info = { "Direct Framebuffer Device", "directfb", "Jiri Svoboda Jiri.Svoboda@seznam.cz", "" }; extern int verbose; /****************************** * directfb * ******************************/ /* * (Globals) */ static IDirectFB *dfb = NULL; static IDirectFBSurface *primary = NULL; static IDirectFBInputDevice *keyboard = NULL; static IDirectFBDisplayLayer *videolayer = NULL; static DFBDisplayLayerConfig dlc; static int screen_width = 0; static int screen_height = 0; static DFBSurfacePixelFormat frame_format; static unsigned int frame_pixel_size = 0; static unsigned int source_pixel_size = 0; static int xoffset=0,yoffset=0; #define DFBCHECK(x...) \ { \ DFBResult err = x; \ \ if (err != DFB_OK) \ { \ fprintf( stderr, "%s <%d>:\n\t", __FILE__, __LINE__ ); \ DirectFBErrorFatal( #x, err ); \ } \ } /* * The frame is to be loaded into a surface that we can blit from. */ static IDirectFBSurface *frame = NULL; /* * A buffer for input events. */ static IDirectFBInputBuffer *buffer = NULL; /****************************** * vo_directfb * ******************************/ /* command line/config file options */ #ifdef HAVE_FBDEV extern char *fb_dev_name; #else char *fb_dev_name; #endif static void (*draw_alpha_p)(int w, int h, unsigned char *src, unsigned char *srca, int stride, unsigned char *dst, int dstride); static int in_width; static int in_height; static int out_width; static int out_height; static uint32_t pixel_format; static int fs; static int flip; static int stretch=0; struct modes_t { int valid; unsigned int width; unsigned int height; int overx,overy; } modes [4]; static unsigned int best_bpp=5; static unsigned int preinit_done=0; static int no_yuy2=1; DFBEnumerationResult enum_modes_callback( unsigned int width,unsigned int height,unsigned int bpp, void *data) { int overx=0,overy=0; unsigned int index=bpp/8-1; int allow_under=0; //printf("Validator entered %i %i %i\n",width,height,bpp); overx=width-out_width; overy=height-out_height; if (!modes[index].valid) { modes[index].valid=1; modes[index].width=width; modes[index].height=height; modes[index].overx=overx; modes[index].overy=overy; } if ((modes[index].overy<0)||(modes[index].overx<0)) allow_under=1; if (abs(overx*overy)=0)&&(overy>=0)) || allow_under) { modes[index].valid=1; modes[index].width=width; modes[index].height=height; modes[index].overx=overx; modes[index].overy=overy; // printf("Better mode added %i %i %i\n",width,height,bpp); }; }; return DFENUM_OK; } DFBEnumerationResult enum_layers_callback( unsigned int id, DFBDisplayLayerCapabilities caps, void *data ) { IDirectFBDisplayLayer **layer = (IDirectFBDisplayLayer **)data; /* printf( "\nLayer %d:\n", id ); if (caps & DLCAPS_SURFACE) printf( " - Has a surface.\n" ); if (caps & DLCAPS_ALPHACHANNEL) printf( " - Supports blending based on alpha channel.\n" ); if (caps & DLCAPS_COLORKEYING) printf( " - Supports color keying.\n" ); if (caps & DLCAPS_FLICKER_FILTERING) printf( " - Supports flicker filtering.\n" ); if (caps & DLCAPS_INTERLACED_VIDEO) printf( " - Can natively display interlaced video.\n" ); if (caps & DLCAPS_OPACITY) printf( " - Supports blending based on global alpha factor.\n" ); if (caps & DLCAPS_SCREEN_LOCATION) printf( " - Can be positioned on the screen.\n" ); if (caps & DLCAPS_BRIGHTNESS) printf( " - Brightness can be adjusted.\n" ); if (caps & DLCAPS_CONTRAST) printf( " - Contrast can be adjusted.\n" ); if (caps & DLCAPS_HUE) printf( " - Hue can be adjusted.\n" ); if (caps & DLCAPS_SATURATION) printf( " - Saturation can be adjusted.\n" ); printf("\n"); */ /* We take the first layer not being the primary */ if (id != DLID_PRIMARY) { DFBResult ret; ret = dfb->GetDisplayLayer( dfb, id, layer ); if (ret) DirectFBError( "dfb->GetDisplayLayer failed", ret ); else return DFENUM_CANCEL; } return DFENUM_OK; } static uint32_t preinit() { DFBSurfaceDescription dsc; DFBResult ret; DFBDisplayLayerConfigFlags failed; if (preinit_done) return 1; /* * (Initialize) */ // if (!dfb) { DFBCHECK (DirectFBInit (NULL,NULL)); if (!fb_dev_name && !(fb_dev_name = getenv("FRAMEBUFFER"))) fb_dev_name = "/dev/fb0"; DFBCHECK (DirectFBSetOption ("fbdev",fb_dev_name)); DFBCHECK (DirectFBCreate (&dfb)); DFBCHECK (dfb->SetCooperativeLevel (dfb, DFSCL_FULLSCREEN)); // lets try to get YUY2 layer - borrowed from DirectFb examples /* Enumerate display layers */ DFBCHECK (dfb->EnumDisplayLayers( dfb, enum_layers_callback, &videolayer )); if (!videolayer) { // no yuy2 layer -> fallback to RGB // printf( "\nNo additional layers have been found.\n" ); no_yuy2 = 1; // preinit_done = 1; } else { // there is an additional layer so test it for YUV dlc.flags = /*DLCONF_WIDTH | DLCONF_HEIGHT | */DLCONF_PIXELFORMAT; //| DLCONF_OPTIONS; /* dlc.width = dsc.width; dlc.height = dsc.height;*/ dlc.pixelformat = DSPF_YUY2; // dlc.options = DLOP_INTERLACED_VIDEO; /* Test the configuration, getting failed fields */ ret = videolayer->TestConfiguration( videolayer, &dlc, &failed ); if (ret == DFB_UNSUPPORTED) { // printf("Videolayer does not support YUY2"); dlc.pixelformat = DSPF_UYVY; ret = videolayer->TestConfiguration( videolayer, &dlc, &failed ); if (ret != DFB_UNSUPPORTED) { no_yuy2 = 0;} } else { no_yuy2 = 0;} } // just look at RGB things modes[0].valid=0; modes[1].valid=0; modes[2].valid=0; modes[3].valid=0; DFBCHECK (dfb->EnumVideoModes(dfb,enum_modes_callback,NULL)); // printf("No YUY2 %i\n",no_yuy2); // } preinit_done=1; return 1; } static uint32_t init(uint32_t width, uint32_t height, uint32_t d_width, uint32_t d_height, uint32_t fullscreen, char *title, uint32_t format) { /* * (Locals) */ DFBSurfaceDescription dsc; DFBResult ret; int vm = fullscreen & 0x02; int zoom = fullscreen & 0x04; fs = fullscreen & 0x01; flip = fullscreen & 0x08; pixel_format=format; in_width = width; in_height = height; if (d_width) { out_width = d_width; out_height = d_height; } else { d_width = out_width = width; d_height = out_height = height; } if (!preinit()) return 1; if (vm) { // need better algorithm just hack if (modes[source_pixel_size-1].valid) dfb->SetVideoMode(dfb,modes[source_pixel_size-1].width,modes[source_pixel_size-1].height,source_pixel_size); } if (!no_yuy2) { // try to set proper w a h values matching image size dlc.flags = DLCONF_WIDTH | DLCONF_HEIGHT;// | DLCONF_OPTIONS; dlc.width = in_width; dlc.height = in_height; ret = videolayer->SetConfiguration( videolayer, &dlc ); /* if (ret) { printf("Set layer size failed\n"); }; */ dlc.flags = DLCONF_PIXELFORMAT;// | DLCONF_OPTIONS; //dlc.pixelformat = DSPF_YUY2; should be set by preinit //dlc.options = (vcaps & DVCAPS_INTERLACED) ? DLOP_INTERLACED_VIDEO : 0; no_yuy2=1; /* switch (dlc.pixelformat) { case DSPF_ARGB: printf("Directfb frame format ARGB\n"); frame_pixel_size = 4; break; case DSPF_RGB32: printf("Directfb frame format RGB32\n"); frame_pixel_size = 4; break; case DSPF_RGB24: printf("Directfb frame format RGB24\n"); frame_pixel_size = 3; break; case DSPF_RGB16: printf("Directfb frame format RGB16\n"); frame_pixel_size = 2; break; case DSPF_RGB15: printf("Directfb frame format RGB15\n"); frame_pixel_size = 2; break; case DSPF_YUY2: printf("Directfb frame format YUY2\n"); frame_pixel_size = 2; break; case DSPF_UYVY: printf("Directfb frame format UYVY\n"); frame_pixel_size = 2; break; default: printf("Directfb - unknown format ->exit\n"); return 1; } */ ret =videolayer->SetConfiguration( videolayer, &dlc ); if (!ret) { // printf("SetConfiguration for layer OK\n"); ret = videolayer->GetSurface( videolayer, &primary ); if (!ret){ no_yuy2=0; // printf("Get surface for layer OK\n"); /* dsc.width=in_width; dsc.height=in_height; dsc.flags = DSDESC_CAPS | DSDESC_HEIGHT | DSDESC_WIDTH; dsc.caps = DSCAPS_VIDEOONLY;//| DSCAPS_FLIPPING; primary->SetConfiguration(priamry,&dsc);*/ }; }; } // mam pro flip pouzit tenhle flip nebo bitblt dsc.flags = DSDESC_CAPS | DSDESC_PIXELFORMAT; dsc.caps = DSCAPS_PRIMARY | DSCAPS_VIDEOONLY;//| DSCAPS_FLIPPING; switch (format) { case IMGFMT_RGB32: dsc.pixelformat = DSPF_ARGB; source_pixel_size= 4; break; case IMGFMT_BGR32: dsc.pixelformat = DSPF_ARGB; source_pixel_size= 4; break; case IMGFMT_RGB24: dsc.pixelformat = DSPF_RGB24; source_pixel_size= 3; break; case IMGFMT_BGR24: dsc.pixelformat = DSPF_RGB24; source_pixel_size= 3; break; case IMGFMT_RGB16: dsc.pixelformat = DSPF_RGB16; source_pixel_size= 2; break; case IMGFMT_BGR16: dsc.pixelformat = DSPF_RGB16; source_pixel_size= 2; break; case IMGFMT_RGB15: dsc.pixelformat = DSPF_RGB15; source_pixel_size= 2; break; case IMGFMT_BGR15: dsc.pixelformat = DSPF_RGB15; source_pixel_size= 2; break; default: dsc.pixelformat = DSPF_RGB24; source_pixel_size=2; break; //YUV formats }; if (no_yuy2) { DFBCHECK (dfb->CreateSurface( dfb, &dsc, &primary )); } else {// try to set pos for YUY2 layer and proper aspect ratio // Does not work - needs to be checked - problem of directfb ->disabled // float h=in_height,w=in_width; float h=(float)out_height/(float)in_height,w=(float)out_width/(float)in_width; float aspect=h/w; printf("in out d: %d %d, %d %d, %d %d\n",in_width,in_height,out_width,out_height,d_width,d_height); printf ("Aspect y/x=%f/%f=%f\n",h,w,aspect); // if (fs) { // scale fullscreen if (aspect>1) { aspect=w/h; ret = videolayer->SetScreenLocation(videolayer,(1-aspect)/2,0,aspect,1); } else { ret = videolayer->SetScreenLocation(videolayer,0,(1-aspect)/2,1,aspect); } // } else { // beacase I can't get real screen size values I can't scale properly in other way then fullscreen // }; // if (ret) printf("SetScreenLocation failed\n"); } DFBCHECK (primary->GetSize (primary, &screen_width, &screen_height)); DFBCHECK (primary->GetPixelFormat (primary, &frame_format)); // temporary buffer buffer dsc.flags = DSDESC_CAPS | DSDESC_HEIGHT | DSDESC_PIXELFORMAT | DSDESC_WIDTH; dsc.caps = DSCAPS_SYSTEMONLY; dsc.width = in_width; dsc.height = in_height; // at this time use pixel req format or format of main disp /* switch (frame_format) { case DSPF_ARGB: printf("Directfb frame format ARGB\n"); break; case DSPF_RGB32: printf("Directfb frame format RGB32\n"); break; case DSPF_RGB24: printf("Directfb frame format RGB24\n"); break; case DSPF_RGB16: printf("Directfb frame format RGB16\n"); break; case DSPF_RGB15: printf("Directfb frame format RGB15\n"); break; case DSPF_YUY2: printf("Directfb frame format YUY2\n"); break; default: printf("Directfb - unknown format ->exit\n"); return 1; } */ switch (format) { case IMGFMT_RGB32: dsc.pixelformat = DSPF_ARGB; break; case IMGFMT_BGR32: dsc.pixelformat = DSPF_ARGB; break; case IMGFMT_RGB24: dsc.pixelformat = DSPF_RGB24; break; case IMGFMT_BGR24: dsc.pixelformat = DSPF_RGB24; break; case IMGFMT_RGB16: dsc.pixelformat = DSPF_RGB16; break; case IMGFMT_BGR16: dsc.pixelformat = DSPF_RGB16; break; case IMGFMT_RGB15: dsc.pixelformat = DSPF_RGB15; break; case IMGFMT_BGR15: dsc.pixelformat = DSPF_RGB15; break; default: dsc.pixelformat = frame_format; break; // uknown or YUV -> retain layer format eg. RGB or YUY2 }; /* * Create a surface based on the description of the source frame */ DFBCHECK (dfb->CreateSurface( dfb, &dsc, &frame)); DFBCHECK (frame->GetPixelFormat (frame, &frame_format)); switch (frame_format) { case DSPF_ARGB: //printf("Directfb frame format ARGB\n"); frame_pixel_size = 4; break; case DSPF_RGB32: //printf("Directfb frame format RGB32\n"); frame_pixel_size = 4; break; case DSPF_RGB24: //printf("Directfb frame format RGB24\n"); frame_pixel_size = 3; break; case DSPF_RGB16: //printf("Directfb frame format RGB16\n"); frame_pixel_size = 2; break; case DSPF_RGB15: //printf("Directfb frame format RGB15\n"); frame_pixel_size = 2; break; case DSPF_YUY2: //printf("Directfb frame format YUY2\n"); frame_pixel_size = 2; break; case DSPF_UYVY: //printf("Directfb frame format UYVY\n"); frame_pixel_size = 2; break; default: printf("Directfb - unknown format ->exit\n"); return 1; } if (zoom) { printf("-zoom is not yet supported\n"); // return 1; } /* if (fs) { printf("-fs can degrade image and performance\n"); // return 1; } */ if ((out_width < in_width || out_height < in_height) && (!fs)) { printf("Screensize is smaller than video size !\n"); // return 1; // doesn't matter we will } if ((fs) && (no_yuy2)) { // aspect ratio correction for fullscreen out_height=d_height*screen_width/d_width; if (out_height <= screen_height) {out_width=screen_width;} else {out_width=screen_width*screen_height/d_height; out_height=screen_height;}; // printf("Going fullscreen !\n"); } /* * (Get keyboard) */ DFBCHECK (dfb->GetInputDevice (dfb, DIDID_KEYBOARD, &keyboard)); /* * Create an input buffer for the keyboard. */ DFBCHECK (keyboard->CreateInputBuffer (keyboard, &buffer)); // clear the screen /* DFBCHECK (primary->FillRectangle (primary, 0, 0, screen_width, screen_height)); printf( "Screen cleared\n"); */ // yuv2rgb transform init if (((format == IMGFMT_YV12) || (format == IMGFMT_YUY2)) && no_yuy2){ yuv2rgb_init(frame_pixel_size * 8,MODE_RGB);}; if (((out_width != in_width) || (out_height != in_height)) && (no_yuy2)) {stretch = 1;} else stretch=0; //yuy doesn't like strech and should not be needed if (no_yuy2) { xoffset = (screen_width - out_width) / 2; yoffset = (screen_height - out_height) / 2; } else { xoffset = 0; yoffset = 0; } // printf("in out d: %d %d, %d %d, %d %d\n",in_width,in_height,out_width,out_height,d_width,d_height); return 0; } static uint32_t query_format(uint32_t format) { int ret = 0x4; /* osd/sub is supported on every bpp */ preinit(); // printf("Format query: %s\n",vo_format_name(format)); switch (format) { // RGB mode works only if color depth is same as on screen and this driver doesn't know before init // so we couldn't report supported formats well // Just support those detected by preinit case IMGFMT_RGB32: case IMGFMT_BGR32: if (modes[3].valid) return ret|0x2; break; case IMGFMT_RGB24: case IMGFMT_BGR24: if (modes[2].valid) return ret|0x2; break; case IMGFMT_RGB16: case IMGFMT_BGR16: case IMGFMT_RGB15: case IMGFMT_BGR15: if (modes[1].valid) return ret|0x2; break; case IMGFMT_YUY2: if (!no_yuy2) return ret|0x2; break; case IMGFMT_YV12: if (!no_yuy2) return ret|0x2; else return ret|0x1; break; // YV12 should work in all cases } return 0; } static const vo_info_t *get_info(void) { return &vo_info; } static void draw_alpha(int x0, int y0, int w, int h, unsigned char *src, unsigned char *srca, int stride) { void *dst; int pitch; int len; DFBCHECK (frame->Lock(frame,DSLF_WRITE,&dst,&pitch)); switch(frame_format) { case DSPF_RGB32: case DSPF_ARGB: vo_draw_alpha_rgb32(w,h,src,srca,stride,((uint8_t *) dst)+pitch*y0 + frame_pixel_size*x0,pitch); break; case DSPF_RGB24: vo_draw_alpha_rgb24(w,h,src,srca,stride,((uint8_t *) dst)+pitch*y0 + frame_pixel_size*x0,pitch); break; case DSPF_RGB16: vo_draw_alpha_rgb16(w,h,src,srca,stride,((uint8_t *) dst)+pitch*y0 + frame_pixel_size*x0,pitch); break; case DSPF_RGB15: vo_draw_alpha_rgb15(w,h,src,srca,stride,((uint8_t *) dst)+pitch*y0 + frame_pixel_size*x0,pitch); break; // hopefully correct - couldn't test case DSPF_YUY2: vo_draw_alpha_yuy2(w,h,src,srca,stride,((uint8_t *) dst) + pitch*y0 + frame_pixel_size*x0,pitch); break; case DSPF_UYVY: vo_draw_alpha_yuy2(w,h,src,srca,stride,((uint8_t *) dst) + pitch*y0 + frame_pixel_size*x0 + 1,pitch); break; } DFBCHECK (frame->Unlock(frame)); } static uint32_t draw_frame(uint8_t *src[]) { void *dst; int pitch; int len; DFBCHECK (frame->Lock(frame,DSLF_WRITE,&dst,&pitch)); switch (frame_format) { case DSPF_ARGB: case DSPF_RGB32: case DSPF_RGB24: case DSPF_RGB16: case DSPF_RGB15:switch (pixel_format) { case IMGFMT_YV12: yuv2rgb(dst,src[0],src[1],src[2],in_width,in_height,pitch,in_width,in_width/2); break; /* how to handle this? need conversion from YUY2 to RGB*/ /* case IMGFMT_YUY2: yuv2rgb(dst,src[0],src[0]+1,src[0]+3,1,in_height*in_width/2,frame_pixel_size*2,4,4); //odd pixels yuv2rgb(dst+1,src[0]+2,src[0]+1,src[0]+3,1,in_height*in_width/2,frame_pixel_size*2,4,4); //even pixels break;*/ // RGB - just copy default: if (source_pixel_size==frame_pixel_size) {memcpy(dst,src[0],in_width * in_height * frame_pixel_size);}; } break; case DSPF_YUY2: switch (pixel_format) { case IMGFMT_YV12: yv12toyuy2(src[0],src[1],src[2],dst,in_width,in_height,in_width,in_width >>1,pitch); break; case IMGFMT_YUY2: { int i; for (i=0;iUnlock(frame)); return 0; } static uint32_t draw_slice(uint8_t *src[], int stride[], int w, int h, int x, int y) { int err; void *dst; uint8_t *s; int pitch; int i; err = frame->Lock(frame,DSLF_WRITE,&dst,&pitch); // printf("Drawslice\n"); switch (frame_format) { case DSPF_ARGB: case DSPF_RGB32: case DSPF_RGB24: case DSPF_RGB16: case DSPF_RGB15: switch (pixel_format) { case IMGFMT_YV12: yuv2rgb(dst+ y * pitch + frame_pixel_size*x ,src[0],src[1],src[2],w,h,pitch,stride[0],stride[1]); break; // how to handle this? need conversion /* case IMGFMT_YUY2: { int i; for (i=0;i<=h;i++) { yuv2rgb(dst+ (i+y) * pitch + frame_pixel_size*x,src[0]+i*stride[0],src[0]+1+i*stride[0],src[0]+3+i*stride[0],1,(w+1)/2,frame_pixel_size*2,4,4); //odd pixels yuv2rgb(dst+ (i+y) * pitch + frame_pixel_size*x +1,src[0]+i*stride[0]+2,src[0]+1+i*stride[0],src[0]+3+i*stride[0],1,(w)/2,frame_pixel_size*2,4,4); //odd pixels }; }; break; */ default: if (source_pixel_size==frame_pixel_size) { dst += x * frame_pixel_size; s = src[0]; for (i=y;i<=(y+h);i++) { memcpy(dst,s,w); dst += (pitch); s += stride[0]; }; } break; } break; case DSPF_YUY2: switch (pixel_format) { case IMGFMT_YV12: yv12toyuy2(src[0],src[1],src[2],dst + pitch*y + frame_pixel_size*x ,w,h,stride[0],stride[1],pitch); break; case IMGFMT_YUY2: { dst += x * frame_pixel_size; s = src[0]; for (i=y;i<=(y+h);i++) { memcpy(dst,s,w); dst += (pitch); s += stride[0]; }; }; break; // hopefully there will be no RGB in this case otherwise convert - not implemented } break; }; frame->Unlock(frame); return 0; } extern void mplayer_put_key(int code); #include "../linux/keycodes.h" static void check_events(void) { DFBInputEvent event; if (buffer->GetEvent (buffer, &event) == DFB_OK) { if (event.type == DIET_KEYPRESS) { switch (event.keycode) { case DIKC_ESCAPE: mplayer_put_key('q'); break; case DIKC_KP_PLUS: mplayer_put_key('+');break; case DIKC_KP_MINUS: mplayer_put_key('-');break; case DIKC_TAB: mplayer_put_key('\t');break; case DIKC_PAGEUP: mplayer_put_key(KEY_PAGE_UP);break; case DIKC_PAGEDOWN: mplayer_put_key(KEY_PAGE_DOWN);break; case DIKC_UP: mplayer_put_key(KEY_UP);break; case DIKC_DOWN: mplayer_put_key(KEY_DOWN);break; case DIKC_LEFT: mplayer_put_key(KEY_LEFT);break; case DIKC_RIGHT: mplayer_put_key(KEY_RIGHT);break; case DIKC_ASTERISK: case DIKC_KP_MULT:mplayer_put_key('*');break; case DIKC_KP_DIV: mplayer_put_key('/');break; default:mplayer_put_key(event.key_ascii); }; }; }; // empty buffer, because of repeating (keyboard repeat is faster than key handling // and this causes problems during seek) // temporary workabout should be solved in the future buffer->Reset(buffer); } static void draw_osd(void) { vo_draw_text(in_width, in_height, draw_alpha); } static void flip_page(void) { DFBSurfaceBlittingFlags flags=DSBLIT_NOFX; DFBCHECK (primary->SetBlittingFlags(primary,flags)); if (stretch) { DFBRectangle rect; rect.x=xoffset; rect.y=yoffset; rect.w=out_width; rect.h=out_height; DFBCHECK (primary->StretchBlit(primary,frame,NULL,&rect)); } else { DFBCHECK (primary->Blit(primary,frame,NULL,xoffset,yoffset)); }; // DFBCHECK (primary->Flip (primary, NULL, DSFLIP_WAITFORSYNC)); } static void uninit(void) { if (verbose > 0) printf("uninit\n"); /* * (Release) */ // printf("Release buffer\n"); buffer->Release (buffer); // printf("Release keyb\n"); keyboard->Release (keyboard); // printf("Release frame\n"); frame->Release (frame); // we will not release dfb and layer because there could be a new film // printf("Release primary\n"); // primary->Release (primary); // printf("Release videolayer\n"); // if (videolayer) videolayer->Release(videolayer); // printf("Release dfb\n"); // dfb->Release (dfb); // preinit_done=0; }