| // Copyright (C) 2015 The Android Open Source Project |
| // |
| // Licensed under the Apache License, Version 2.0 (the "License"); |
| // you may not use this file except in compliance with the License. |
| // You may obtain a copy of the License at |
| // |
| // http://www.apache.org/licenses/LICENSE-2.0 |
| // |
| // Unless required by applicable law or agreed to in writing, software |
| // distributed under the License is distributed on an "AS IS" BASIS, |
| // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| // See the License for the specific language governing permissions and |
| // limitations under the License. |
| |
| package image |
| |
| func min(a, b int) int { |
| if a < b { |
| return a |
| } else { |
| return b |
| } |
| } |
| |
| func max(a, b int) int { |
| if a > b { |
| return a |
| } else { |
| return b |
| } |
| } |
| |
| func toByte(i int32) byte { |
| if i < 0 { |
| return 0 |
| } |
| if i > 255 { |
| return 255 |
| } |
| return byte(i) |
| } |
