/*
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* Copyright 2019 Rockchip Electronics Co. LTD
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*
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* author: martin.cheng@rock-chips.com
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* date: 20190115
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* ref: tmedia/libavutil/pixfmt.h
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*/
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#ifndef SRC_RT_MEDIA_INCLUDE_RTMEDIAPIXEL_H_
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#define SRC_RT_MEDIA_INCLUDE_RTMEDIAPIXEL_H_
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/**
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* Chromaticity coordinates of the source primaries.
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* These values match the ones defined by ISO/IEC 23001-8_2013 7.1.
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*/
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enum RTColorPrimaries {
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RTCOL_PRI_RESERVED0 = 0,
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RTCOL_PRI_BT709 = 1, ///< also ITU-R BT1361 / IEC 61966-2-4 / SMPTE RP177 Annex B
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RTCOL_PRI_UNSPECIFIED = 2,
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RTCOL_PRI_RESERVED = 3,
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RTCOL_PRI_BT470M = 4, ///< also FCC Title 47 Code of Federal Regulations 73.682 (a)(20)
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RTCOL_PRI_BT470BG = 5, ///< also ITU-R BT601-6 625 / ITU-R BT1358 625 / ITU-R BT1700 625 PAL & SECAM
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RTCOL_PRI_SMPTE170M = 6, ///< also ITU-R BT601-6 525 / ITU-R BT1358 525 / ITU-R BT1700 NTSC
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RTCOL_PRI_SMPTE240M = 7, ///< functionally identical to above
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RTCOL_PRI_FILM = 8, ///< colour filters using Illuminant C
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RTCOL_PRI_BT2020 = 9, ///< ITU-R BT2020
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RTCOL_PRI_SMPTE428 = 10, ///< SMPTE ST 428-1 (CIE 1931 XYZ)
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RTCOL_PRI_SMPTEST428_1 = RTCOL_PRI_SMPTE428,
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RTCOL_PRI_SMPTE431 = 11, ///< SMPTE ST 431-2 (2011) / DCI P3
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RTCOL_PRI_SMPTE432 = 12, ///< SMPTE ST 432-1 (2010) / P3 D65 / Display P3
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RTCOL_PRI_JEDEC_P22 = 22, ///< JEDEC P22 phosphors
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RTCOL_PRI_MAX ///< Not part of ABI
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};
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/**
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* Color Transfer Characteristic.
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* These values match the ones defined by ISO/IEC 23001-8_2013-7.2.
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*/
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enum RTColorTransfer {
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RTCOL_TRC_RESERVED0 = 0,
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RTCOL_TRC_BT709 = 1, ///< also ITU-R BT1361
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RTCOL_TRC_UNSPECIFIED = 2,
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RTCOL_TRC_RESERVED = 3,
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RTCOL_TRC_GAMMA22 = 4, ///< also ITU-R BT470M / ITU-R BT1700 625 PAL & SECAM
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RTCOL_TRC_GAMMA28 = 5, ///< also ITU-R BT470BG
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RTCOL_TRC_SMPTE170M = 6, ///< also ITU-R BT601-6 525 or 625 / ITU-R BT1358 525 or 625 / ITU-R BT1700 NTSC
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RTCOL_TRC_SMPTE240M = 7,
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RTCOL_TRC_LINEAR = 8, ///< "Linear transfer characteristics"
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RTCOL_TRC_LOG = 9, ///< "Logarithmic transfer characteristic (100:1 range)"
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RTCOL_TRC_LOG_SQRT = 10, ///< "Logarithmic transfer characteristic (100 * Sqrt(10) : 1 range)"
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RTCOL_TRC_IEC61966_2_4 = 11, ///< IEC 61966-2-4
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RTCOL_TRC_BT1361_ECG = 12, ///< ITU-R BT1361 Extended Colour Gamut
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RTCOL_TRC_IEC61966_2_1 = 13, ///< IEC 61966-2-1 (sRGB or sYCC)
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RTCOL_TRC_BT2020_10 = 14, ///< ITU-R BT2020 for 10-bit system
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RTCOL_TRC_BT2020_12 = 15, ///< ITU-R BT2020 for 12-bit system
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RTCOL_TRC_SMPTE2084 = 16, ///< SMPTE ST 2084 for 10-, 12-, 14- and 16-bit systems
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RTCOL_TRC_SMPTEST2084 = RTCOL_TRC_SMPTE2084,
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RTCOL_TRC_SMPTE428 = 17, ///< SMPTE ST 428-1
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RTCOL_TRC_SMPTEST428_1 = RTCOL_TRC_SMPTE428,
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RTCOL_TRC_ARIB_STD_B67 = 18, ///< ARIB STD-B67, known as "Hybrid log-gamma"
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RTCOL_TRC_MAX ///< Not part of ABI
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};
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/**
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* YUV colorspace type.
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* These values match the ones defined by ISO/IEC 23001-8_2013-7.3.
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*/
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enum RTColorSpace {
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RTCOL_SPC_RGB = 0, ///< order of coefficients is actually GBR, also IEC 61966-2-1 (sRGB)
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RTCOL_SPC_BT709 = 1, ///< ITU-R BT1361 / IEC 61966-2-4 xvYCC709 / SMPTE RP177 Annex B
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RTCOL_SPC_UNSPECIFIED = 2,
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RTCOL_SPC_RESERVED = 3,
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RTCOL_SPC_FCC = 4, ///< FCC Title 47 Code of Federal Regulations 73.682 (a)(20)
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RTCOL_SPC_BT470BG = 5, ///< also ITU-R BT601-6 625 / ITU-R BT1358 625 / ITU-R BT1700 625 PAL & SECAM / IEC 61966-2-4 xvYCC601 // NOLINT
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RTCOL_SPC_SMPTE170M = 6, ///< also ITU-R BT601-6 525 / ITU-R BT1358 525 / ITU-R BT1700 NTSC
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RTCOL_SPC_SMPTE240M = 7, ///< functionally identical to above
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RTCOL_SPC_YCGCO = 8, ///< Used by Dirac / VC-2 and H.264 FRext, see ITU-T SG16
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RTCOL_SPC_YCOCG = RTCOL_SPC_YCGCO,
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RTCOL_SPC_BT2020_NCL = 9, ///< ITU-R BT2020 non-constant luminance system
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RTCOL_SPC_BT2020_CL = 10, ///< ITU-R BT2020 constant luminance system
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RTCOL_SPC_SMPTE2085 = 11, ///< SMPTE 2085, Y'D'zD'x
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RTCOL_SPC_CHROMA_DERIVED_NCL = 12, ///< Chromaticity-derived non-constant luminance system
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RTCOL_SPC_CHROMA_DERIVED_CL = 13, ///< Chromaticity-derived constant luminance system
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RTCOL_SPC_ICTCP = 14, ///< ITU-R BT.2100-0, ICtCp
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RTCOL_SPC_MAX ///< Not part of ABI
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};
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/**
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* MPEG vs JPEG YUV range.
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*/
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enum RTColorRange {
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RTCOL_RANGE_UNSPECIFIED = 0,
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RTCOL_RANGE_MPEG = 1, ///< the normal 219*2^(n-8) "MPEG" YUV ranges
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RTCOL_RANGE_JPEG = 2, ///< the normal 2^n-1 "JPEG" YUV ranges
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RTCOL_RANGE_MAX ///< Not part of ABI
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};
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/**
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* Location of chroma samples.
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*
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* Illustration showing the location of the first (top left) chroma sample of the
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* image, the left shows only luma, the right
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* shows the location of the chroma sample, the 2 could be imagined to overlay
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* each other but are drawn separately due to limitations of ASCII
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*
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* 1st 2nd 1st 2nd horizontal luma sample positions
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* v v v v
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* ______ ______
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*1st luma line > |X X ... |3 4 X ... X are luma samples,
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* | |1 2 1-6 are possible chroma positions
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*2nd luma line > |X X ... |5 6 X ... 0 is undefined/unknown position
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*/
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enum RTChromaLocation {
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RTCHROMA_LOC_UNSPECIFIED = 0,
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RTCHROMA_LOC_LEFT = 1, ///< MPEG-2/4 4:2:0, H.264 default for 4:2:0
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RTCHROMA_LOC_CENTER = 2, ///< MPEG-1 4:2:0, JPEG 4:2:0, H.263 4:2:0
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RTCHROMA_LOC_TOPLEFT = 3, ///< ITU-R 601, SMPTE 274M 296M S314M(DV 4:1:1), mpeg2 4:2:2
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RTCHROMA_LOC_TOP = 4,
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RTCHROMA_LOC_BOTTOMLEFT = 5,
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RTCHROMA_LOC_BOTTOM = 6,
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RTCHROMA_LOC_MAX ///< Not part of ABI
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};
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#endif // SRC_RT_MEDIA_INCLUDE_RTMEDIAPIXEL_H_
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