Clang-3.5 warnings fixed

src/switch_core_video.c

@@ -162,7 +162,7 @@ SWITCH_DECLARE(void) switch_img_copy(switch_image_t *img, switch_image_t **new_i
 	switch_assert(img);
 	switch_assert(new_img);
 
-	if (!img->fmt == SWITCH_IMG_FMT_I420) return;
+	if (!(img->fmt == SWITCH_IMG_FMT_I420)) return;
 
 	if (*new_img != NULL) {
 		if (img->d_w != (*new_img)->d_w || img->d_h != (*new_img)->d_w) {
@@ -196,7 +196,7 @@ SWITCH_DECLARE(switch_image_t *) switch_img_copy_rect(switch_image_t *img, int x
 	switch_assert(img);
 	switch_assert(x >= 0 && y >= 0 && w >= 0 && h >= 0);
 
-	if (!img->fmt == SWITCH_IMG_FMT_I420) return NULL;
+	if (!(img->fmt == SWITCH_IMG_FMT_I420)) return NULL;
 
 	new_img = switch_img_alloc(NULL, SWITCH_IMG_FMT_I420, w, h, 1);
 	if (new_img == NULL) return NULL;

src/switch_vidderbuffer.c

@@ -255,8 +255,8 @@ static inline void add_node(switch_vb_t *vb, switch_rtp_packet_t *packet, switch
 
 
 
-	if (vb->write_init && ((abs(htons(packet->header.seq) - htons(vb->highest_wrote_seq)) > 16) || 
-						   (abs(ntohl(node->packet.header.ts) - ntohl(vb->highest_wrote_ts)) > 900000))) {
+	if (vb->write_init && ((abs(((int)htons(packet->header.seq) - htons(vb->highest_wrote_seq))) > 16) || 
+						   (abs((int)((int64_t)ntohl(node->packet.header.ts) - (int64_t)ntohl(vb->highest_wrote_ts))) > 900000))) {
 		vb_debug(vb, 2, "%s", "CHANGE DETECTED, PUNT\n");
 		switch_vb_reset(vb);
 	}