From 9150a149d453da8cffd8bc362d829cebb06ae3df Mon Sep 17 00:00:00 2001
From: hackbard <hackbard>
Date: Tue, 26 Aug 2003 02:47:34 +0000
Subject: [PATCH] start of ivac (webcam tests)

---
 Makefile_new |  17 +++++++++++
 dfbapi.c     |  38 +++++++++++++++++++++++
 dfbapi.h     |  10 ++++++
 dfbapi.o     | Bin 0 -> 960 bytes
 ivac.c       |  85 ++++++++++++++++++++++++++++++++++++++++++++++++++-
 ivac.h       |  41 +++++++++++++++++++++++++
 6 files changed, 190 insertions(+), 1 deletion(-)
 create mode 100644 Makefile_new
 create mode 100644 dfbapi.c
 create mode 100644 dfbapi.h
 create mode 100644 dfbapi.o
 create mode 100644 ivac.h

diff --git a/Makefile_new b/Makefile_new
new file mode 100644
index 0000000..fb312e7
--- /dev/null
+++ b/Makefile_new
@@ -0,0 +1,17 @@
+INCLUDEDIR = /usr/include
+CFLAGS = -O3 -Wall -I/usr/include/directfb
+LIBS = -L/usr/lib -ldirectfb
+
+OBJS = dfbapi.o
+OBJS2 = new_ivac
+
+new_ivac: $(OBJS)
+	$(CC) $(CFLAGS) -o $@ $(OBJS) $(LIBS) ivac.c
+
+all: new_ivac
+
+clean:
+	rm $(OBJS) $(OBJS2)
+
+remake: clean all
+
diff --git a/dfbapi.c b/dfbapi.c
new file mode 100644
index 0000000..45960be
--- /dev/null
+++ b/dfbapi.c
@@ -0,0 +1,38 @@
+/* dfb functions
+ *
+ * author: hackbard@hackdaworld.dyndns.org
+ *
+ */
+
+#include <stdio.h>
+#include <directfb.h>
+#include "ivac.h"
+
+int dfb_init(int arg_c,char **arg_v,struct ivac *ivac) {
+	DFBSurfaceDescription surface_dsc;
+	DFBFontDescription font_dsc;
+	
+	DirectFBInit(&arg_c,&arg_v);
+	DirectFBCreate(&(ivac->dfb_stuff.dfb));
+	ivac->dfb_stuff.dfb->SetCooperativeLevel(ivac->dfb_stuff.dfb,DFSCL_FULLSCREEN);
+
+	surface_dsc.flags=DSDESC_CAPS;
+	surface_dsc.caps=DSCAPS_PRIMARY|DSCAPS_FLIPPING;
+	ivac->dfb_stuff.dfb->CreateSurface(ivac->dfb_stuff.dfb,&surface_dsc,&(ivac->dfb_stuff.p_surface));
+	ivac->dfb_stuff.p_surface->GetSize(ivac->dfb_stuff.p_surface,&(ivac->dfb_stuff.s_width),&(ivac->dfb_stuff.s_height));
+
+	font_dsc.flags=DFDESC_HEIGHT;
+	font_dsc.height=ivac->dfb_stuff.s_height/20;
+	ivac->dfb_stuff.dfb->CreateVideoProvider(ivac->dfb_stuff.dfb,ivac->video_dev,&(ivac->dfb_stuff.v_provider));
+
+	return 1;
+}
+
+int dfb_tini(struct ivac *ivac) {
+	ivac->dfb_stuff.v_provider->Release(ivac->dfb_stuff.v_provider);
+	ivac->dfb_stuff.p_surface->Release(ivac->dfb_stuff.p_surface);
+	ivac->dfb_stuff.dfb->Release(ivac->dfb_stuff.dfb);
+	
+	return 1;
+}
+
diff --git a/dfbapi.h b/dfbapi.h
new file mode 100644
index 0000000..e1f4a20
--- /dev/null
+++ b/dfbapi.h
@@ -0,0 +1,10 @@
+/* dfbapi.h
+ *
+ * author: hackbard@hackdaworld.dyndns.org
+ *
+ */
+
+/* function prototypes */
+int dfb_init(int arg_c,char **arg_v,struct ivac *ivac);
+int dfb_tini(struct ivac *ivac);
+
diff --git a/dfbapi.o b/dfbapi.o
new file mode 100644
index 0000000000000000000000000000000000000000..c1ce11098cb7b81cb94ea95c49b2b480d7533884
GIT binary patch
literal 960
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zA1{DMOPI1^Z^FYE8&@YROKRn~Zbye^+O3zfZc;0~d)jWd$JI9rJbY;D$&YV(5-pwn
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o+vMU&=cuD-uhR>gYXA0~JgM};K!vGDK}8oazkrWxGvaZ612Gnj;Q#;t

literal 0
HcmV?d00001

diff --git a/ivac.c b/ivac.c
index 25822a8..d4e1581 100644
--- a/ivac.c
+++ b/ivac.c
@@ -5,6 +5,89 @@
  */
 
 #include <stdio.h>
-
+#include <string.h>
+#include <unistd.h>
+#include "ivac.h"
+#include "dfbapi.h"
 
 // in development
+
+int usage(void) {
+	puts("usage: ivac <options>");
+	puts("options:");
+	puts("-h \t this help");
+	puts("-V \t <video device>"); 
+	puts("-A \t <audio device>");
+	puts("-v \t verbose debug output");
+	return 1;
+}
+
+int video_callback(void *ctx) {
+	struct ivac *ivac;
+	IDirectFBSurface *surf;
+	DFBSurfaceDescription desc;
+	
+	ivac=ctx;
+	puts("debug: callback!");
+	ivac->dfb_stuff.v_provider->GetSurfaceDescription(ivac->dfb_stuff.v_provider,&desc);
+	printf("debug: w: %d -- h: %d\n",desc.width,desc.height);
+	ivac->dfb_stuff.dfb->CreateSurface(ivac->dfb_stuff.dfb,&desc,&surf);
+	ivac->dfb_stuff.p_surface->Blit(ivac->dfb_stuff.p_surface,surf,NULL,0,0);
+	ivac->dfb_stuff.p_surface->Flip(ivac->dfb_stuff.p_surface,NULL,DSFLIP_WAITFORSYNC);
+	ivac->dfb_stuff.count+=1;
+	if(ivac->dfb_stuff.count==5000)
+		ivac->dfb_stuff.v_provider->Stop(ivac->dfb_stuff.v_provider);
+	return DFENUM_OK;
+}
+
+int main(int argc, char **argv) {
+	int i;
+	struct ivac ivac;
+
+	/* default */
+	strcpy(ivac.video_dev,VIDEO_DEV);
+	strcpy(ivac.audio_dev,AUDIO_DEV);
+	
+	for(i=1;i<argc;i++) {
+		if(argv[i][0]=='-') {
+			switch(argv[i][1]) {
+				case 'h':
+					usage();
+					break;
+				case 'V':
+					strcpy(ivac.video_dev,argv[++i]);
+					break;
+				case 'A':
+					strcpy(ivac.audio_dev,argv[++i]);
+					break;
+				case 'v':
+					ivac.flags|=VERBOSE_FLAG;
+					break;
+				default:
+					usage();
+					break;
+			}
+		} else usage();
+	}
+	
+	if(dfb_init(argc,argv,&ivac)<0) {
+		puts("dfb init failed");
+		return -1;
+	}
+
+	puts("debug: dfb init done!!");
+
+	ivac.dfb_stuff.count=0;
+	ivac.dfb_stuff.rect.x=5;
+	ivac.dfb_stuff.rect.y=5;
+	ivac.dfb_stuff.rect.w=500;
+	ivac.dfb_stuff.rect.h=400;
+	ivac.dfb_stuff.v_provider->PlayTo(ivac.dfb_stuff.v_provider,ivac.dfb_stuff.p_surface,&(ivac.dfb_stuff.rect),video_callback,(void *)&ivac);
+
+	sleep(2);
+
+	dfb_tini(&ivac);
+	puts("debug: dfb tini done!!");
+
+	return 1;
+}
diff --git a/ivac.h b/ivac.h
new file mode 100644
index 0000000..beb9b82
--- /dev/null
+++ b/ivac.h
@@ -0,0 +1,41 @@
+/* internet video/audio conferencing
+ *
+ * author: hackbard@hackdaworld.dyndns.org
+ *
+ */
+
+#ifndef IVAC_H
+#define IVAC_H
+
+#define MAX_CHAR_VIDEO_DEV 64
+#define MAX_CHAR_AUDIO_DEV 64
+
+#define VIDEO_DEV "/dev/v4l/video0"
+#define AUDIO_DEV "/dev/sound/dsp"
+
+#define VERBOSE_FLAG 1
+
+#include <directfb.h>
+
+struct dfb_stuff {
+	IDirectFB *dfb;
+	IDirectFBSurface *p_surface;
+	IDirectFBFont *font;
+	IDirectFBInputDevice *keyboard;
+	IDirectFBEventBuffer *k_buffer;
+	IDirectFBVideoProvider *v_provider;
+	IDirectFBImageProvider *i_provider;
+	int s_width,s_height;
+	DFBRectangle rect;
+	int count;
+};
+
+struct ivac {
+	struct dfb_stuff dfb_stuff;
+	char video_dev[MAX_CHAR_VIDEO_DEV];
+	char audio_dev[MAX_CHAR_AUDIO_DEV];
+	unsigned char flags;
+};
+
+
+#endif /* IVAC_H */
-- 
2.39.2