2 * FreeRDP: A Remote Desktop Protocol client.
3 * RemoteFX Codec Library - Differential Encoding
5 * Copyright 2011 Vic Lee
7 * Licensed under the Apache License, Version 2.0 (the "License");
8 * you may not use this file except in compliance with the License.
9 * You may obtain a copy of the License at
11 * http://www.apache.org/licenses/LICENSE-2.0
13 * Unless required by applicable law or agreed to in writing, software
14 * distributed under the License is distributed on an "AS IS" BASIS,
15 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
16 * See the License for the specific language governing permissions and
17 * limitations under the License.
23 #include "rfx_differential.h"
25 void rfx_differential_decode(sint16* buffer, int buffer_size)
30 for (src = buffer, dst = buffer + 1; buffer_size > 1; src++, dst++, buffer_size--)
36 void rfx_differential_encode(sint16* buffer, int buffer_size)
41 for (n1 = *buffer, dst = buffer + 1; buffer_size > 1; dst++, buffer_size--)