1 /* 2 * Copyright (C) 2025 Huawei Device Co., Ltd. 3 * Licensed under the Apache License, Version 2.0 (the "License"); 4 * you may not use this file except in compliance with the License. 5 * You may obtain a copy of the License at 6 * 7 * http://www.apache.org/licenses/LICENSE-2.0 8 * 9 * Unless required by applicable law or agreed to in writing, software 10 * distributed under the License is distributed on an "AS IS" BASIS, 11 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 12 * See the License for the specific language governing permissions and 13 * limitations under the License. 14 */ 15 16 #ifndef AVC_ENCODER_CONVERT_H 17 #define AVC_ENCODER_CONVERT_H 18 19 #include <cstdint> 20 21 namespace OHOS { 22 namespace MediaAVCodec { 23 namespace Codec { 24 25 #ifdef __cplusplus 26 extern "C" { 27 #endif 28 29 constexpr int32_t RGB_COLINC = 3; 30 constexpr int32_t RGBA_COLINC = 4; 31 32 typedef enum { 33 RANGE_UNSPECIFIED = 0, 34 RANGE_FULL, 35 RANGE_LIMITED, 36 } COLOR_RANGE; 37 38 typedef enum { 39 MATRIX_UNSPECIFIED = 0, 40 MATRIX_BT709, 41 MATRIX_FCC47_73_682, 42 MATRIX_BT601, 43 MATRIX_240M, 44 MATRIX_BT2020, 45 MATRIX_BT2020_CONSTANT, 46 } COLOR_MATRIX; 47 48 struct RgbImageData { 49 uint8_t *data = nullptr; 50 int32_t stride = 0; 51 COLOR_MATRIX matrix = MATRIX_UNSPECIFIED; 52 COLOR_RANGE range = RANGE_UNSPECIFIED; 53 int32_t bytesPerPixel = 0; 54 }; 55 56 struct YuvImageData { 57 uint8_t *data = nullptr; 58 int32_t stride = 0; 59 int32_t uvOffset = 0; 60 }; 61 62 #if defined(ARMV8) 63 int32_t ConvertRgbToNv21Neon(uint8_t *dstData, int32_t width, int32_t height, 64 int32_t bufferSize, RgbImageData &rgbData); 65 #endif 66 67 int32_t ConvertRgbToNv21(uint8_t *dstData, int32_t width, int32_t height, 68 int32_t bufferSize, RgbImageData &rgbData); 69 70 int32_t ConvertNv12ToNv21(uint8_t *dstData, int32_t width, int32_t height, 71 int32_t bufferSize, YuvImageData &yuvData); 72 73 #ifdef __cplusplus 74 }; 75 #endif 76 } // namespace Codec 77 } // namespace MediaAVCodec 78 } // namespace OHOS 79 #endif // AVC_ENCODER_CONVERT_H