1 /* 2 * Copyright (C) 2009 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 #ifndef COLOR_CONVERTER_H_ 18 19 #define COLOR_CONVERTER_H_ 20 21 #include <sys/types.h> 22 23 #include <stdint.h> 24 #include <utils/Errors.h> 25 26 #include <OMX_Video.h> 27 28 namespace android { 29 30 struct ColorConverter { 31 ColorConverter(OMX_COLOR_FORMATTYPE from, OMX_COLOR_FORMATTYPE to); 32 ~ColorConverter(); 33 34 bool isValid() const; 35 36 bool isDstRGB() const; 37 38 void setSrcColorSpace(uint32_t standard, uint32_t range, uint32_t transfer); 39 40 status_t convert( 41 const void *srcBits, 42 size_t srcWidth, size_t srcHeight, size_t srcStride, 43 size_t srcCropLeft, size_t srcCropTop, 44 size_t srcCropRight, size_t srcCropBottom, 45 void *dstBits, 46 size_t dstWidth, size_t dstHeight, size_t dstStride, 47 size_t dstCropLeft, size_t dstCropTop, 48 size_t dstCropRight, size_t dstCropBottom); 49 50 struct Coeffs; // matrix coefficients 51 52 private: 53 struct ColorSpace { 54 uint32_t mStandard; 55 uint32_t mRange; 56 uint32_t mTransfer; 57 58 bool isBt2020() const; 59 60 // libyuv helper methods 61 bool isH420() const; 62 bool isI420() const; 63 bool isJ420() const; 64 }; 65 66 struct BitmapParams { 67 BitmapParams( 68 void *bits, 69 size_t width, size_t height, size_t stride, 70 size_t cropLeft, size_t cropTop, 71 size_t cropRight, size_t cropBottom, 72 OMX_COLOR_FORMATTYPE colorFromat); 73 74 size_t cropWidth() const; 75 size_t cropHeight() const; 76 77 bool isValid() const; 78 79 void *mBits; 80 OMX_COLOR_FORMATTYPE mColorFormat; 81 size_t mWidth, mHeight; 82 size_t mCropLeft, mCropTop, mCropRight, mCropBottom; 83 size_t mBpp, mStride; 84 }; 85 86 OMX_COLOR_FORMATTYPE mSrcFormat, mDstFormat; 87 ColorSpace mSrcColorSpace; 88 uint8_t *mClip; 89 uint16_t *mClip10Bit; 90 91 uint8_t *initClip(); 92 uint16_t *initClip10Bit(); 93 94 // returns the YUV2RGB matrix coefficients according to the color aspects and bit depth 95 const struct Coeffs *getMatrix() const; 96 97 status_t convertCbYCrY( 98 const BitmapParams &src, const BitmapParams &dst); 99 100 status_t convertYUV420Planar( 101 const BitmapParams &src, const BitmapParams &dst); 102 103 status_t convertYUV420PlanarUseLibYUV( 104 const BitmapParams &src, const BitmapParams &dst); 105 106 status_t convertYUV420SemiPlanarUseLibYUV( 107 const BitmapParams &src, const BitmapParams &dst); 108 109 status_t convertYUV420Planar16( 110 const BitmapParams &src, const BitmapParams &dst); 111 112 status_t convertYUV420Planar16ToY410( 113 const BitmapParams &src, const BitmapParams &dst); 114 115 status_t convertYUV420Planar16ToRGB( 116 const BitmapParams &src, const BitmapParams &dst); 117 118 status_t convertQCOMYUV420SemiPlanar( 119 const BitmapParams &src, const BitmapParams &dst); 120 121 status_t convertYUV420SemiPlanar( 122 const BitmapParams &src, const BitmapParams &dst); 123 124 status_t convertYUV420SemiPlanarBase( 125 const BitmapParams &src, const BitmapParams &dst, 126 size_t row_inc, bool isNV21 = false); 127 128 status_t convertTIYUV420PackedSemiPlanar( 129 const BitmapParams &src, const BitmapParams &dst); 130 131 status_t convertYUVP010( 132 const BitmapParams &src, const BitmapParams &dst); 133 134 status_t convertYUVP010ToRGBA1010102( 135 const BitmapParams &src, const BitmapParams &dst); 136 137 ColorConverter(const ColorConverter &); 138 ColorConverter &operator=(const ColorConverter &); 139 }; 140 141 } // namespace android 142 143 #endif // COLOR_CONVERTER_H_ 144