media_driver/agnostic/gen10/codec/hal/codechal_decode_vc1_g10.cpp

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//!
//! \file     codechal_decode_vc1_g10.cpp
//! \brief    Implements the decode interface extension for Gen10 VC1.
//! \details  Implements all functions required by CodecHal for Gen10 VC1 decoding.
//!

#include "codeckrnheader.h"
#ifndef _FULL_OPEN_SOURCE
#include "igcodeckrn_g10.h"
#endif
#include "codechal_decode_vc1_g10.h"

CodechalDecodeVc1G10::CodechalDecodeVc1G10(
    CodechalHwInterface   *hwInterface,
    CodechalDebugInterface* debugInterface,
    PCODECHAL_STANDARD_INFO standardInfo) :
    CodechalDecodeVc1(hwInterface, debugInterface, standardInfo)
{
    CODECHAL_DECODE_FUNCTION_ENTER;

    CODECHAL_DECODE_CHK_NULL_NO_STATUS_RETURN(hwInterface);

    m_olpCurbeStaticDataLength = CODECHAL_DECODE_VC1_CURBE_SIZE_OLP;
    uint8_t* kernelBase = nullptr;

#ifndef _FULL_OPEN_SOURCE
    kernelBase = (uint8_t*)IGCODECKRN_G10;
#endif

    MOS_STATUS eStatus = CodecHalGetKernelBinaryAndSize(
        kernelBase,
        IDR_CODEC_AllVC1_NV12,
        &m_olpKernelBase,
        &m_olpKernelSize);
    CODECHAL_DECODE_ASSERT(eStatus == MOS_STATUS_SUCCESS);

    hwInterface->GetStateHeapSettings()->dwNumSyncTags = CODECHAL_DECODE_VC1_NUM_SYNC_TAGS;
    hwInterface->GetStateHeapSettings()->dwIshSize =
        MOS_ALIGN_CEIL(m_olpKernelSize, (1 << MHW_KERNEL_OFFSET_SHIFT));
    hwInterface->GetStateHeapSettings()->dwDshSize = CODECHAL_DECODE_VC1_INITIAL_DSH_SIZE;
}