From 08af41b1dd568e9607279da918391c192d137d1d Mon Sep 17 00:00:00 2001
From: Lawrence <1934378145@qq.com>
Date: 星期三, 10 六月 2020 14:22:00 +0800
Subject: [PATCH] 改进变焦速度计算方式

---
 src/main/java/com/genersoft/iot/vmp/gb28181/transmit/cmd/impl/SIPCommander.java |    8 +++-----
 1 files changed, 3 insertions(+), 5 deletions(-)

diff --git a/src/main/java/com/genersoft/iot/vmp/gb28181/transmit/cmd/impl/SIPCommander.java b/src/main/java/com/genersoft/iot/vmp/gb28181/transmit/cmd/impl/SIPCommander.java
index 9b9ca2b..b70f353 100644
--- a/src/main/java/com/genersoft/iot/vmp/gb28181/transmit/cmd/impl/SIPCommander.java
+++ b/src/main/java/com/genersoft/iot/vmp/gb28181/transmit/cmd/impl/SIPCommander.java
@@ -101,7 +101,7 @@
     * @param upDown     闀滃ご涓婄Щ涓嬬Щ 0:鍋滄 1:涓婄Щ 2:涓嬬Щ
     * @param inOut      闀滃ご鏀惧ぇ缂╁皬 0:鍋滄 1:缂╁皬 2:鏀惧ぇ
     * @param moveSpeed  闀滃ご绉诲姩閫熷害 榛樿 0XFF (0-255)
-    * @param zoomSpeed  闀滃ご缂╂斁閫熷害 榛樿 0X1 (0-15)
+    * @param zoomSpeed  闀滃ご缂╂斁閫熷害 榛樿 0X1 (0-255)
     */
     public static String cmdString(int leftRight, int upDown, int inOut, int moveSpeed, int zoomSpeed) {
 		int cmdCode = 0;
@@ -127,12 +127,10 @@
 		strTmp = String.format("%02X", moveSpeed);
 		builder.append(strTmp, 0, 2);
 		builder.append(strTmp, 0, 2);
-		// strTmp = String.format("%X", zoomSpeed);
-		int zs=(zoomSpeed<<4 & 0XF0);
-		strTmp = String.format("%X", zs);
+		strTmp = String.format("%X", zoomSpeed);
 		builder.append(strTmp, 0, 1).append("0");
 		//璁$畻鏍¢獙鐮�
-		int checkCode = (0XA5 + 0X0F + 0X01 + cmdCode + moveSpeed + moveSpeed + zs/*(zoomSpeed << 4 & 0XF0)*/) % 0X100;
+		int checkCode = (0XA5 + 0X0F + 0X01 + cmdCode + moveSpeed + moveSpeed + (zoomSpeed /*<< 4*/ & 0XF0)) % 0X100;
 		strTmp = String.format("%02X", checkCode);
 		builder.append(strTmp, 0, 2);
 		return builder.toString();

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