1 /* 2 * Copyright (C) 2016 The Android Open Source Project 3 * 4 * Licensed under the Apache License, Version 2.0 (the "License"); 5 * you may not use this file except in compliance with the License. 6 * You may obtain a copy of the License at 7 * 8 * http://www.apache.org/licenses/LICENSE-2.0 9 * 10 * Unless required by applicable law or agreed to in writing, software 11 * distributed under the License is distributed on an "AS IS" BASIS, 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13 * See the License for the specific language governing permissions and 14 * limitations under the License. 15 */ 16 17 //#define LOG_NDEBUG 0 18 #define LOG_TAG "ColorUtils" 19 20 #include <inttypes.h> 21 #include <arpa/inet.h> 22 #include <media/stagefright/foundation/ColorUtils.h> 23 24 namespace android { 25 26 // shortcut names for brevity in the following tables 27 typedef ColorAspects CA; 28 typedef ColorUtils CU; 29 30 #define HI_UINT16(a) (((a) >> 8) & 0xFF) 31 #define LO_UINT16(a) ((a) & 0xFF) 32 33 // 34 // static fillHdrStaticInfoBuffer(const HDRStaticInfo & info,uint8_t * data)35void ColorUtils::fillHdrStaticInfoBuffer( const HDRStaticInfo &info, uint8_t *data) { 36 // Static_Metadata_Descriptor_ID 37 data[0] = info.mID; 38 39 // display primary 0 40 data[1] = LO_UINT16(info.sType1.mR.x); 41 data[2] = HI_UINT16(info.sType1.mR.x); 42 data[3] = LO_UINT16(info.sType1.mR.y); 43 data[4] = HI_UINT16(info.sType1.mR.y); 44 45 // display primary 1 46 data[5] = LO_UINT16(info.sType1.mG.x); 47 data[6] = HI_UINT16(info.sType1.mG.x); 48 data[7] = LO_UINT16(info.sType1.mG.y); 49 data[8] = HI_UINT16(info.sType1.mG.y); 50 51 // display primary 2 52 data[9] = LO_UINT16(info.sType1.mB.x); 53 data[10] = HI_UINT16(info.sType1.mB.x); 54 data[11] = LO_UINT16(info.sType1.mB.y); 55 data[12] = HI_UINT16(info.sType1.mB.y); 56 57 // white point 58 data[13] = LO_UINT16(info.sType1.mW.x); 59 data[14] = HI_UINT16(info.sType1.mW.x); 60 data[15] = LO_UINT16(info.sType1.mW.y); 61 data[16] = HI_UINT16(info.sType1.mW.y); 62 63 // MaxDisplayLuminance 64 data[17] = LO_UINT16(info.sType1.mMaxDisplayLuminance); 65 data[18] = HI_UINT16(info.sType1.mMaxDisplayLuminance); 66 67 // MinDisplayLuminance 68 data[19] = LO_UINT16(info.sType1.mMinDisplayLuminance); 69 data[20] = HI_UINT16(info.sType1.mMinDisplayLuminance); 70 71 // MaxContentLightLevel 72 data[21] = LO_UINT16(info.sType1.mMaxContentLightLevel); 73 data[22] = HI_UINT16(info.sType1.mMaxContentLightLevel); 74 75 // MaxFrameAverageLightLevel 76 data[23] = LO_UINT16(info.sType1.mMaxFrameAverageLightLevel); 77 data[24] = HI_UINT16(info.sType1.mMaxFrameAverageLightLevel); 78 } 79 80 81 } // namespace android 82 83