X-Git-Url: https://notaz.gp2x.de/cgi-bin/gitweb.cgi?a=blobdiff_plain;f=src%2Fvideo%2Fomapdss%2Fosdl_video.c;h=764b857bd932cd265228ca49b52659869fc1fa1b;hb=f11c56a62f5d270a7aea3e7d63c00bda01191a78;hp=ee4c95a1deed64e78ebe32585a32c7aedad05a2a;hpb=0bb19c41766026c798f9c2aa9dc433a9403c8e39;p=sdl_omap.git

diff --git a/src/video/omapdss/osdl_video.c b/src/video/omapdss/osdl_video.c
index ee4c95a..764b857 100644
--- a/src/video/omapdss/osdl_video.c
+++ b/src/video/omapdss/osdl_video.c
@@ -42,6 +42,9 @@ static int osdl_setup_omapfb(int fd, int enabled, int x, int y, int w, int h, in
 	struct omapfb_mem_info mi;
 	int ret;
 
+	memset(&pi, 0, sizeof(pi));
+	memset(&mi, 0, sizeof(mi));
+
 	ret = ioctl(fd, OMAPFB_QUERY_PLANE, &pi);
 	if (ret != 0) {
 		err_perror("QUERY_PLANE");
@@ -123,6 +126,8 @@ int osdl_video_detect_screen(struct SDL_PrivateVideoData *pdata)
 	int w, h;
 	FILE *f;
 
+	pdata->phys_w = pdata->phys_h = 0;
+
 	fbname = get_fb_device();
 
 	/* Figure out screen resolution, we need to know default resolution
@@ -190,8 +195,8 @@ int osdl_video_detect_screen(struct SDL_PrivateVideoData *pdata)
 	log("detected %dx%d '%s' (%d) screen attached to fb %d and overlay %d",
 		w, h, screen_name, screen_id, fb_id, overlay_id);
 
-	pdata->screen_w = w;
-	pdata->screen_h = h;
+	pdata->phys_w = w;
+	pdata->phys_h = h;
 	return 0;
 
 skip_screen:
@@ -214,8 +219,8 @@ skip_screen:
 		return -1;
 	}
 
-	pdata->screen_w = fbvar.xres;
-	pdata->screen_h = fbvar.yres;
+	pdata->phys_w = fbvar.xres;
+	pdata->phys_h = fbvar.yres;
 	return 0;
 }
 
@@ -224,13 +229,17 @@ static int osdl_setup_omap_layer(struct SDL_PrivateVideoData *pdata,
 {
 	int x = 0, y = 0, w = width, h = height; /* layer size and pos */
 	int screen_w = w, screen_h = h;
+	int tmp_w, tmp_h;
 	const char *tmp;
+	int retval = -1;
 	int ret, fd;
 
-	if (pdata->screen_w != 0)
-		screen_w = pdata->screen_w;
-	if (pdata->screen_h != 0)
-		screen_h = pdata->screen_h;
+	pdata->layer_x = pdata->layer_y = pdata->layer_w = pdata->layer_h = 0;
+
+	if (pdata->phys_w != 0)
+		screen_w = pdata->phys_w;
+	if (pdata->phys_h != 0)
+		screen_h = pdata->phys_h;
 
 	fd = open(fbname, O_RDWR);
 	if (fd == -1) {
@@ -243,18 +252,18 @@ static int osdl_setup_omap_layer(struct SDL_PrivateVideoData *pdata,
 		struct omapfb_saved_layer *slayer;
 		slayer = calloc(1, sizeof(*slayer));
 		if (slayer == NULL)
-			return -1;
+			goto out;
 
 		ret = ioctl(fd, OMAPFB_QUERY_PLANE, &slayer->pi);
 		if (ret != 0) {
 			err_perror("QUERY_PLANE");
-			return -1;
+			goto out;
 		}
 
 		ret = ioctl(fd, OMAPFB_QUERY_MEM, &slayer->mi);
 		if (ret != 0) {
 			err_perror("QUERY_MEM");
-			return -1;
+			goto out;
 		}
 
 		pdata->saved_layer = slayer;
@@ -262,28 +271,46 @@ static int osdl_setup_omap_layer(struct SDL_PrivateVideoData *pdata,
 
 	tmp = getenv("SDL_OMAP_LAYER_SIZE");
 	if (tmp != NULL) {
-		int w_, h_;
 		if (strcasecmp(tmp, "fullscreen") == 0)
 			w = screen_w, h = screen_h;
-		else if (sscanf(tmp, "%dx%d", &w_, &h_) == 2)
-			w = w_, h = h_;
+		else if (sscanf(tmp, "%dx%d", &tmp_w, &tmp_h) == 2)
+			w = tmp_w, h = tmp_h;
 		else
 			err("layer size specified incorrectly, "
 				"should be like 800x480");
 	}
 
+	/* the layer can't be set larger than screen */
+	tmp_w = w, tmp_h = h;
+	if (w > screen_w)
+		w = screen_w;
+	if (h > screen_h)
+		h = screen_h;
+	if (w != tmp_w || h != tmp_h)
+		log("layer resized %dx%d -> %dx%d to fit screen", tmp_w, tmp_h, w, h);
+
 	x = screen_w / 2 - w / 2;
 	y = screen_h / 2 - h / 2;
 	ret = osdl_setup_omapfb(fd, 1, x, y, w, h, width * height * ((bpp + 7) / 8) * 2);
-	close(fd);
+	if (ret == 0) {
+		pdata->layer_x = x;
+		pdata->layer_y = y;
+		pdata->layer_w = w;
+		pdata->layer_h = h;
+	}
 
-	return ret;
+	retval = ret;
+out:
+	close(fd);
+	return retval;
 }
 
-int osdl_video_set_mode(struct SDL_PrivateVideoData *pdata,
-			int width, int height, int bpp, int doublebuf)
+void *osdl_video_set_mode(struct SDL_PrivateVideoData *pdata,
+			  int border_l, int border_r, int border_t, int border_b,
+			  int width, int height, int bpp, int doublebuf)
 {
 	const char *fbname;
+	void *result;
 	int ret;
 
 	fbname = get_fb_device();
@@ -295,11 +322,25 @@ int osdl_video_set_mode(struct SDL_PrivateVideoData *pdata,
 
 	ret = osdl_setup_omap_layer(pdata, fbname, width, height, bpp);
 	if (ret < 0)
-		return -1;
+		return NULL;
 
 	pdata->fbdev = vout_fbdev_init(fbname, &width, &height, bpp, doublebuf ? 2 : 1);
 	if (pdata->fbdev == NULL)
-		return -1;
+		return NULL;
+
+	if (border_l | border_r | border_t | border_b) {
+		width -= border_l + border_r;
+		height -= border_t + border_b;
+		result = vout_fbdev_resize(pdata->fbdev, width, height, bpp,
+				border_l, border_r, border_t, border_b, doublebuf ? 2 : 1);
+	}
+	else {
+		result = osdl_video_flip(pdata);
+	}
+	if (result == NULL) {
+		osdl_video_finish(pdata);
+		return NULL;
+	}
 
 	if (!pdata->xenv_up) {
 		ret = xenv_init();
@@ -307,7 +348,7 @@ int osdl_video_set_mode(struct SDL_PrivateVideoData *pdata,
 			pdata->xenv_up = 1;
 	}
 
-	return 0;
+	return result;
 }
 
 void *osdl_video_flip(struct SDL_PrivateVideoData *pdata)
@@ -315,7 +356,7 @@ void *osdl_video_flip(struct SDL_PrivateVideoData *pdata)
 	if (pdata->fbdev == NULL)
 		return NULL;
 
-	if (gcfg_force_vsync)
+	if (pdata->cfg_force_vsync)
 		vout_fbdev_wait_vsync(pdata->fbdev);
 
 	return vout_fbdev_flip(pdata->fbdev);