| /* |
| * Copyright (c) 2017, Intel Corporation |
| * |
| * Permission is hereby granted, free of charge, to any person obtaining a |
| * copy of this software and associated documentation files (the "Software"), |
| * to deal in the Software without restriction, including without limitation |
| * the rights to use, copy, modify, merge, publish, distribute, sublicense, |
| * and/or sell copies of the Software, and to permit persons to whom the |
| * Software is furnished to do so, subject to the following conditions: |
| * |
| * The above copyright notice and this permission notice shall be included |
| * in all copies or substantial portions of the Software. |
| * |
| * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS |
| * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, |
| * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL |
| * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR |
| * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, |
| * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR |
| * OTHER DEALINGS IN THE SOFTWARE. |
| */ |
| //! |
| //! \file codec_def_encode_mpeg2.h |
| //! \brief Defines encode MPEG2 types and macros shared by CodecHal, MHW, and DDI layer |
| //! \details Applies to MPEG2 encode only. Should not contain any DDI specific code. |
| //! |
| |
| #ifndef __CODEC_DEF_ENCODE_MPEG2_H__ |
| #define __CODEC_DEF_ENCODE_MPEG2_H__ |
| |
| #include "codec_def_common_encode.h" |
| #include "codec_def_common_mpeg2.h" |
| |
| #define CODEC_ENCODE_MPEG2_BRC_PIC_HEADER_SURFACE_SIZE 1024 |
| #define CODEC_ENCODE_MPEG2_VBV_BUFFER_SIZE_UNITS (16 * 1024) //!< 16 K bits |
| #define CODEC_ENCODE_MPEG2_MAX_NAL_TYPE 0x1f |
| |
| //! |
| //! \enum CodecEncodeMpeg2ExtensionStartCode |
| //! \brief Codec encode MPEG2 extension start code |
| //! |
| enum CodecEncodeMpeg2ExtensionStartCode |
| { |
| // 0x00 - Reserved |
| Mpeg2sequenceExtension = 0x01, |
| Mpeg2sequenceDisplayExtension = 0x02, |
| Mpeg2quantMatrixExtension = 0x03, |
| Mpeg2copyrightExtension = 0x04, |
| Mpeg2sequnceScalableExtension = 0x05, |
| // 0x06 - Reserved |
| Mpeg2pictureDisplayExtension = 0x07, |
| Mpeg2pictureCodingExtension = 0x08, |
| Mpeg2pictureSpatialScalableExtension = 0x09, |
| Mpeg2pictureTemporalScalableExtension = 0x0A |
| // 0x0B .. 0x0F - Reserved |
| } ; |
| |
| //! |
| //! \struct CodecEncodeMpeg2SequenceParams |
| //! \brief MPEG2 Sequence Parameter Set |
| //! |
| struct CodecEncodeMpeg2SequenceParams |
| { |
| uint16_t m_frameWidth; //!< Width of picture in unit of pixels |
| uint16_t m_frameHeight; //!< Height of picture in unit pixels |
| uint8_t m_profile; //!< Profile |
| uint8_t m_level; //!< Level |
| uint8_t m_chromaFormat; //!< Color sampling formats |
| uint8_t m_targetUsage; //!< Target usage number, indicates trade-offs between quality and speed |
| |
| // ENC + PAK related parameters |
| union |
| { |
| uint16_t m_aratioFrate; //!< Aspect ratio and frame rate |
| struct |
| { |
| uint16_t m_aspectRatio : 4; //!< Aspect ratio |
| uint16_t m_frameRateCode : 4; //!< Frame rate Code |
| uint16_t m_frameRateExtN : 3; //!< Frame rate extend numerator |
| uint16_t m_frameRateExtD : 5; //!< Frame rate extend denominator |
| }; |
| }; |
| |
| uint32_t m_bitrate; //!< Bit rate bits per second |
| uint32_t m_vbvBufferSize; //!< VBV buffer size in bits |
| |
| uint8_t m_progressiveSequence : 1; //!< Indicate progressive sequence |
| uint8_t m_lowDelay : 1; //!< Indicate low delay |
| uint8_t m_resetBRC : 1; //!< Indicate if a BRC reset is desired to set a new bit rate or frame rate |
| uint8_t m_noAcceleratorSPSInsertion : 1; //!< Indicates if current SPS is just a BRC parameter update, not a SPS change to be inserted into the bitstream. |
| uint8_t m_forcePanicModeControl : 1; // Force to control the panic mode through DDI. |
| uint8_t m_panicModeDisable : 1; // Disable the panic mode |
| uint8_t m_reserved0 : 2; //!< Reserved |
| uint8_t m_rateControlMethod; //!< rate control method, CBR = 1, VBR = 2, AVBR = 4, CQP = 3 |
| uint16_t m_reserved1; //!< Reserved |
| uint32_t m_maxBitRate; //!< Maximum bit rate, bits/sec |
| uint32_t m_minBitRate; //!< Minimum bit rate, bits/sec |
| uint32_t m_userMaxFrameSize; //!< Maximum frame size by user |
| uint32_t m_initVBVBufferFullnessInBit; //!< Initial VBV buffer fullness size in bits |
| uint16_t m_reserved2; //!< Reserved |
| uint16_t m_reserved3; //!< Reserved |
| } ; |
| |
| //! |
| //! \struct CodecEncodeMpeg2PictureParams |
| //! \brief MPEG2 Picture Parameter Set |
| //! |
| struct CodecEncodeMpeg2PictureParams |
| { |
| CODEC_PICTURE m_currOriginalPic; //!< The current uncompressed original frame surface for encoding |
| CODEC_PICTURE m_currReconstructedPic; //!< The uncompressed frame surface for the current reconstructed picture. |
| uint8_t m_pictureCodingType; //!< Coding Type |
| uint8_t m_fieldCodingFlag : 1; //!< Indication of field mode coding when set to 1. |
| uint8_t m_fieldFrameCodingFlag : 1; //!< Indication interlaced frame coding |
| uint8_t m_reserved0 : 2; //!< Reserved |
| uint8_t m_interleavedFieldBFF : 1; //!< Indication of input picture layout has top field and bottom field interleaved together |
| //!< with bottom field first when set to 1; otherwise (when set to 0) it is |
| //!< interleaved with top field first. |
| uint8_t m_progressiveField : 1; //!< Indication of input picture layout has only one field picture (half of a frame) stored progressively |
| uint8_t m_reserved1 : 2; //!< Reserved |
| |
| uint8_t m_numSlice; //!< Number of slices per frame; number of slices per field in field coding |
| uint8_t m_picBackwardPrediction; //!< Indicates whether any macroblocks of the current picture might include backward prediction |
| uint8_t m_bidirectionalAveragingMode; //!< Indicates the rounding method for combining prediction planes in bidirectional motion compensation |
| uint8_t m_pic4MVallowed; //!< Picture 4 MV allowed |
| CODEC_PICTURE m_refFrameList[2]; //!< List of reference frame buffers |
| bool m_useRawPicForRef; //!< Setting to 1 may improve performance at the cost of image quality |
| uint32_t m_statusReportFeedbackNumber; //!< The status report feedback data |
| |
| uint32_t m_alternateScan : 1; //!< Indicate the Inverse Scan method |
| uint32_t m_intraVlcFormat : 1; //!< Intra VLC format |
| uint32_t m_qscaleType : 1; //!< Quantizer Scale Type |
| uint32_t m_concealmentMotionVectors : 1; //!< Indicates if the concealment motion vectors are coded in intra macroblocks |
| uint32_t m_framePredFrameDCT : 1; //!< Frame Prediction Frame DCT |
| uint32_t m_disableMismatchControl : 1; //!< Disable mismatch control |
| uint32_t m_intraDCprecision : 2; //!< Intra DC Precision |
| uint32_t m_fcode00 : 4; //!< Used for forward horizontal motion vector prediction |
| uint32_t m_fcode01 : 4; //!< Used for forward vertical motion vector prediction |
| uint32_t m_fcode10 : 4; //!< Used for backward horizontal motion vector prediction |
| uint32_t m_fcode11 : 4; //!< Used for backward vertical motion vector prediction |
| uint32_t m_reserved2 : 8; //!< Reserved |
| |
| // ENC + PAK related parameters |
| bool m_lastPicInStream; //!< Indicate the last picture of the stream |
| bool m_newGop; //!< Indicates that a new GOP will start with this picture |
| |
| uint16_t m_gopPicSize; //!< Number of pictures within the current GOP |
| uint8_t m_gopRefDist; //!< Distance between I- or P (or GPB) - key frames |
| uint8_t m_gopOptFlag : 2; //!< Indicate the additional flags for the GOP specification |
| uint8_t m_reserved3 : 6; //!< Reserved |
| |
| uint32_t m_timeCode : 25;//!< Time code |
| uint32_t m_reserved4 : 7; //!< Reserved |
| |
| uint16_t m_temporalReference : 10;//!< Temporal reference |
| uint16_t m_reserved5 : 6; //!< Reserved |
| |
| uint16_t m_vbvDelay; |
| |
| uint32_t m_repeatFirstField : 1; //!< Repeat first field |
| uint32_t m_compositeDisplayFlag : 1; //!< Composite display flag |
| uint32_t m_vaxis : 1; //!< Vaxis |
| uint32_t m_fieldSequence : 3; //!< Field sequence |
| uint32_t m_subCarrier : 1; //!< Sub carrier |
| uint32_t m_burstAmplitude : 7; //!< Burst Amplitude |
| uint32_t m_subCarrierPhase : 8; //!< Sub carrier phase |
| uint32_t m_reserved6 : 10;//!< Reserved |
| |
| // Parameters for Skip Frames |
| uint8_t m_skipFrameFlag; //!< Skip frame flag |
| uint8_t m_numSkipFrames; //!< only reserved for BRC case |
| uint32_t m_sizeSkipFrames; //!< only reserved for BRC case |
| }; |
| |
| //! |
| //! \struct CodecEncodeMpeg2SliceParmas |
| //! \brief MPEG2 Slice Parameters |
| //! |
| struct CodecEncodeMpeg2SliceParmas |
| { |
| uint16_t m_numMbsForSlice; //!< Number of macroblocks per slice |
| uint16_t m_firstMbX; //!< Specifies the horizontal position of the first macroblock of the slice expressed in units of macroblocks |
| uint16_t m_firstMbY; //!< Specifies the vertical position of the first macroblock of the slice expressed in units of macroblocks |
| uint16_t m_intraSlice; //!< Indicates slices coded as Intra Slice |
| uint8_t m_quantiserScaleCode; //!< Quantier scale code |
| }; |
| |
| //! |
| //! \struct CodecEncodeMpeg2VuiParams |
| //! \brief MPEG2 VUI Parameters |
| //! |
| struct CodecEncodeMpeg2VuiParams |
| { |
| uint32_t m_videoFormat : 3; //!< Indicate the representation of the pictures |
| uint32_t m_reserved0 : 4; //!< Reserved |
| uint32_t m_colourDescription : 1; //!< Indicate the colour description is presented |
| uint32_t m_colourPrimaries : 8; //!< The chromaticity coordinates of the source primaries |
| uint32_t m_transferCharacteristics : 8; //!< The opto-electronic transfer characteristic of the source picture |
| uint32_t m_matrixCoefficients : 8; //!< The matrix coefficients used in deriving luminance and chrominance signals |
| |
| uint32_t m_displayHorizontalSize : 14;//!< The horizontal size of the display active region |
| uint32_t m_reserved1 : 2; //!< Reserved |
| uint32_t m_displayVerticalSize : 14;//!< The vertical size of the display active region |
| uint32_t m_reserved2 : 2; //!< Reserved |
| }; |
| |
| //! |
| //! \struct CodecEncodeMpeg2QmatixParams |
| //! \brief MPEG2 QMATRIX Parameters |
| //! |
| struct CodecEncodeMpeg2QmatixParams |
| { |
| uint8_t m_newQmatrix[4]; //!< 0 - intra Y, 1 - inter Y, 2 - intra chroma, 3 - inter chroma |
| uint16_t m_qmatrix[4][64]; //!< Quantiser matrix |
| }; |
| |
| //! |
| //! \struct CodecEncodeMpeg2UserDataList |
| //! \brief Linked List for MPEG-2 User Data |
| //! User data may be provided in several pieces. |
| //! So a linked list is implemented to keep track of them. |
| //! |
| struct CodecEncodeMpeg2UserDataList |
| { |
| void *m_userData; |
| uint32_t m_userDataSize; |
| CodecEncodeMpeg2UserDataList *m_nextItem; |
| }; |
| |
| #endif // __CODEC_DEF_ENCODE_MPEG2_H__ |
