X-Git-Url: https://hackdaworld.org/gitweb/?a=blobdiff_plain;f=dfb_api.c;h=14c3cda5a2377d11cfd011183cf59997fa50b221;hb=2d460b330e398b02461456dae4b28a5f4522a794;hp=7435ad4dd02015d7fba6e076018879defd68a201;hpb=20861b5cbccdb9aa93b67cdf9f6222143d2df504;p=my-code%2Fivac.git

diff --git a/dfb_api.c b/dfb_api.c
index 7435ad4..14c3cda 100644
--- a/dfb_api.c
+++ b/dfb_api.c
@@ -4,81 +4,100 @@
 
 /* std includes */
 #include <stdio.h>
+#include <string.h>
 #include <unistd.h>
 
 /* dfb includes */
 #include <directfb.h>
 
-#define MY_FONT_HEIGHT 48
+#define MY_FONT_HEIGHT 18
 
 /* global stuff */
 
 /* well ... */
-static IDirectFB *dfb = NULL;
-static IDirectFBSurface *primary = NULL;
+IDirectFB *dfb = NULL;
+
+IDirectFBSurface *primary = NULL;
+IDirectFBSurface *logo = NULL;
+IDirectFBSurface *subsurface = NULL;
+IDirectFBSurface *window = NULL;
+
+IDirectFBImageProvider *image_provider = NULL;
+IDirectFBVideoProvider *video_provider = NULL;
+
 static int screen_width  = 0;
 static int screen_height = 0;
 
-static IDirectFBSurface *logo = NULL;
+char dfb_video_dev[]="/dev/v4l/video0";
+char text_top[]="Internet Video / Audio Conferencing";
+char dfb_image[]="./images/ivac_logo.png";
+char dfb_font[]="./fonts/decker.ttf";
+
+/* small api */
+int dfb_init(int *argc,char **argv) {
+ DirectFBInit(argc,&argv);
+ DirectFBCreate(&dfb);
+ dfb->SetCooperativeLevel(dfb,DFSCL_FULLSCREEN);
+ return 1;
+}
 
-static IDirectFBFont *font = NULL;
-static char *text_top="Internet Video / Audio Conferencing"
+int check_accel(void) {
+ DFBCardCapabilities caps;
+ dfb->GetCardCapabilities(dfb,&caps);
+ return (caps.acceleration_mask);
+}
 
-/* image to load */
-char dfb_image[]="./images/ivac_logo.png";
+int create_primary_surface(void) {
+ DFBSurfaceDescription desc;
+ memset(&desc,0,sizeof(DFBSurfaceDescription));
+ desc.flags=DSDESC_CAPS;
+ desc.caps=DSCAPS_PRIMARY;
+ dfb->CreateSurface(dfb,&desc,&primary);
+ return 1;
+}
 
-int main (int argc, char **argv) {
-  int i;
-  DFBFontDescription font_desc;
-  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;
-  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;
-  
-
-
-  /* slide logo */
-  for(i = -dsc.width; i < screen_width; i++) {
-      /* clear screen */
-      primary->FillRectangle(primary,0,0,screen_width,screen_height);
-
-      /* blit image */
-      primary->Blit(primary,logo,NULL,i,(screen_height-dsc.height)/2);
-
-      /* flip */
-      primary->Flip(primary,NULL,DSFLIP_WAITFORSYNC);
-    }
-
-  /* release image */
-  logo->Release(logo);
-
-  primary->Release(primary);
-  dfb->Release(dfb);
-  
-  return 23;
+int show_image(IDirectFBSurface *surface) {
+ dfb->CreateImageProvider(dfb,dfb_image,&image_provider);
+ image_provider->RenderTo(image_provider,surface,NULL);
+ image_provider->Release(image_provider);
+ return 1;
+}
+
+int play_video(IDirectFBSurface *surface) {
+ dfb->CreateVideoProvider(dfb,dfb_video_dev,&video_provider);
+ video_provider->PlayTo(video_provider,surface,NULL,NULL,NULL);
+ // video_provider->Release(video_provider);
+ return 1;
+}
+
+int release_surface(IDirectFBSurface *surface) {
+ surface->Release(surface);
+ return 1;
 }
 
+int release_dfb(void) {
+ dfb->Release(dfb);
+ return 1;
+}
+
+
+/* test api app */
+int main (int argc, char **argv) {
+
+ dfb_init(&argc,argv);
+
+ check_accel();
+
+ create_primary_surface();
+
+ // play_video(primary);
+ show_image(primary);
+
+ primary->Flip(primary,NULL,DSFLIP_WAITFORSYNC);
+
+ sleep(5);
+
+ release_surface(primary);
+
+ return 1;
+}