/* std includes */
#include <stdio.h>
+#include <string.h>
#include <unistd.h>
/* dfb includes */
#include <directfb.h>
+#include "dfb_api.h"
+
#define MY_FONT_HEIGHT 18
/* global stuff */
/* well ... */
-static IDirectFB *dfb = NULL;
-static IDirectFBSurface *primary = NULL;
-static int screen_width = 0;
-static int screen_height = 0;
+IDirectFB *dfb = NULL;
+
+IDirectFBSurface *primary = NULL;
+IDirectFBSurface *logo = NULL;
+IDirectFBSurface *video = NULL;
+IDirectFBSurface *window = NULL;
-static IDirectFBSurface *logo = NULL;
+IDirectFBImageProvider *image_provider = NULL;
+IDirectFBVideoProvider *video_provider = NULL;
-static IDirectFBFont *font = NULL;
-static char *text_top="Internet Video / Audio Conferencing";
+int screen_width = 0;
+int screen_height = 0;
-/* image to load */
+char dfb_video_dev[]=VIDEO_DEV;
+char text_top[]="Internet Video / Audio Conferencing";
char dfb_image[]="./images/ivac_logo.png";
-/* font to use */
char dfb_font[]="./fonts/decker.ttf";
-int main (int argc, char **argv) {
- int i,font_width;
- DFBFontDescription font_dsc;
- DFBSurfaceDescription dsc;
- /* image provider */
- IDirectFBImageProvider *provider;
-
- /* init */
- DirectFBInit(&argc,&argv);
- DirectFBCreate(&dfb);
- dfb->SetCooperativeLevel(dfb, DFSCL_FULLSCREEN);
- dsc.flags=DSDESC_CAPS;
- // dsc.caps=DSCAPS_PRIMARY | DSCAPS_FLIPPING;
- dsc.caps=DSCAPS_PRIMARY;
- dfb->CreateSurface(dfb,&dsc,&primary);
- primary->GetSize(primary,&screen_width,&screen_height);
- printf("debug: w/h = %d / %d\n",screen_width,screen_height);
-
- /* create the imag provider */
- dfb->CreateImageProvider(dfb,dfb_image,&provider);
- /* get image/provider description */
- provider->GetSurfaceDescription(provider,&dsc);
- printf("debug: w/h %d / %d\n",dsc.width,dsc.height);
- /* create apropriate surface */
- dfb->CreateSurface(dfb,&dsc,&logo);
- /* render image */
- provider->RenderTo(provider,logo,NULL);
- provider->Release(provider);
-
- /* create font */
- font_dsc.flags=DFDESC_HEIGHT;
- font_dsc.height=MY_FONT_HEIGHT;
- dfb->CreateFont(dfb,dfb_font,&font_dsc,&font);
-
- /* set font */
- primary->SetFont(primary,font);
- font->GetStringWidth(font,text_top,-1,&font_width);
-
-
- /* slide logo + write text_top */
- for(i = -dsc.width; i < screen_width; i++) {
- /* clear screen */
- primary->FillRectangle(primary,0,0,screen_width,screen_height);
-
- /* write text */
- primary->SetColor(primary,0x0,0x0,0x0,0xff);
- primary->DrawString(primary,text_top,-1,(screen_width/2)-(font_width/2),
- screen_height/4,DSTF_LEFT);
-
- /* blit image */
- primary->Blit(primary,logo,NULL,i,(screen_height-dsc.height)/2);
-
- /* flip */
- primary->Flip(primary,NULL,DSFLIP_WAITFORSYNC);
- }
-
- /* release font */
- font->Release(font);
-
- /* release image */
- logo->Release(logo);
-
- primary->Release(primary);
- dfb->Release(dfb);
-
- return 23;
+/* variable definitions */
+// struct user_info {
+
+
+/* functions */
+
+int dfb_init(int *argc,char **argv) {
+ DirectFBInit(argc,&argv);
+ DirectFBCreate(&dfb);
+ dfb->SetCooperativeLevel(dfb,DFSCL_FULLSCREEN);
+ return 1;
+}
+
+int check_accel(void) {
+ DFBCardCapabilities caps;
+ dfb->GetCardCapabilities(dfb,&caps);
+ return (caps.acceleration_mask);
+}
+
+int create_primary_surface(void) {
+ DFBSurfaceDescription desc;
+ memset(&desc,0,sizeof(DFBSurfaceDescription));
+ desc.flags=DSDESC_CAPS;
+ desc.caps=DSCAPS_PRIMARY|DSCAPS_FLIPPING;
+ dfb->CreateSurface(dfb,&desc,&primary);
+ return 1;
+}
+
+int get_surface_size(IDirectFBSurface *surface,int *width,int *height) {
+ surface->GetSize(surface,width,height);
+ return 1;
+}
+
+int get_primary_surface_size(void) {
+ get_surface_size(primary,&screen_width,&screen_height);
+ return 1;
+}
+
+int create_logo_surface(void) {
+ DFBSurfaceDescription desc;
+ DFBImageDescription image_desc;
+ dfb->CreateImageProvider(dfb,dfb_image,&image_provider);
+ image_provider->GetSurfaceDescription(image_provider,&desc);
+ image_provider->GetImageDescription(image_provider,&image_desc);
+ printf("image description: caps=%x red=%hhd green=%hhd blue=%hhd\n",image_desc.caps,
+ image_desc.colorkey_r,
+ image_desc.colorkey_g,
+ image_desc.colorkey_b);
+ dfb->CreateSurface(dfb,&desc,&logo);
+ image_provider->RenderTo(image_provider,logo,NULL);
+ image_provider->Release(image_provider);
+ return 1;
+}
+
+int create_video_surface(void) {
+ float q;
+ DFBSurfaceDescription desc;
+ DFBVideoProviderCapabilities caps;
+ dfb->CreateVideoProvider(dfb,dfb_video_dev,&video_provider);
+ video_provider->GetSurfaceDescription(video_provider,&desc);
+ q=(((float)screen_height/desc.height>=(float)screen_width/desc.width)?
+ (float)screen_height/desc.height:(float)screen_width/desc.width);
+ desc.width=(int)(screen_width/q);
+ desc.height=(int)(screen_height/q);
+ video_provider->GetCapabilities(video_provider,&caps);
+ printf("video capabilities: %x\n",caps);
+ dfb->CreateSurface(dfb,&desc,&video);
+ video_provider->PlayTo(video_provider,video,NULL,video_callback,NULL);
+ video_provider->Release(video_provider);
+ return 1;
+}
+
+int clear_screen(IDirectFBSurface *surface) {
+ surface->FillRectangle(surface,0,0,screen_width,screen_height);
+ return 1;
+}
+
+int release_surface(IDirectFBSurface *surface) {
+ surface->Release(surface);
+ return 1;
+}
+
+int release_dfb(void) {
+ dfb->Release(dfb);
+ return 1;
+}
+
+int blit_surface(IDirectFBSurface *source,int x,int y) {
+ primary->Blit(primary,source,NULL,x,y);
+ return 1;
+}
+
+int blit_logo(void) {
+ int x,y;
+ get_surface_size(logo,&x,&y);
+ printf("size of logo width/height: %d/%d\n",x,y);
+ blit_surface(logo,((screen_width-x)/2),((screen_height-y)/2));
+ return 1;
+}
+
+int blit_video(void) {
+ int x,y;
+ get_surface_size(video,&x,&y);
+ printf("size of logo width/height: %d/%d\n",x,y);
+ // blit_surface(video,((screen_width-x)/2),((screen_height-y)/2));
+ blit_surface(video,0,0);
+ return 1;
+}
+
+int flip_it(void) {
+ primary->Flip(primary,NULL,DSFLIP_WAITFORSYNC);
+ return 1;
+}
+
+DVFrameCallback video_callback(void) {
+ puts("callback flip");
+ flip_it;
+ return DFENUM_OK;
}
+/* test api app */
+int main (int argc, char **argv) {
+
+ dfb_init(&argc,argv);
+
+ check_accel();
+
+ create_primary_surface();
+
+ // create_video_surface();
+ create_logo_surface();
+
+ get_primary_surface_size();
+ printf("primary surface width/height: %d/%d\n",screen_width,screen_height);
+
+ clear_screen(primary);
+
+ puts("main: blit video");
+ // blit_video();
+ blit_logo();
+
+ // puts("main: flip");
+ flip_it();
+
+ sleep(10);
+
+ release_surface(logo);
+
+ release_surface(primary);
+
+ release_dfb();
+
+ return 1;
+}