| /* |
| * 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 codechal_encode_tracked_buffer.cpp |
| //! \brief Class to manage tracked buffer used in encoder |
| //! |
| |
| #include "codechal_encode_tracked_buffer_hevc.h" |
| #include "codechal_encoder_base.h" |
| |
| void CodechalEncodeTrackedBufferHevc::LookUpBufIndexMbCode() |
| { |
| // the value of current index will recycle in CODEC_NUM_REF_BUFFERS, CODEC_NUM_REF_BUFFERS + 2, CODEC_NUM_REF_BUFFERS + 1 |
| m_mbCodeAnteIdx = m_mbCodePenuIdx; |
| m_mbCodePenuIdx = m_mbCodeCurrIdx; |
| m_mbCodeCurrIdx = m_mbCodeCurrIdx % CODEC_NUM_NON_REF_BUFFERS; |
| m_mbCodeCurrIdx += CODEC_NUM_REF_BUFFERS; |
| } |
| |
| MOS_STATUS CodechalEncodeTrackedBufferHevc::AllocateMvTemporalBuffer(uint8_t bufIndex) |
| { |
| CODECHAL_ENCODE_FUNCTION_ENTER; |
| |
| if ((m_trackedBufCurrMvTemporal = (MOS_RESOURCE*)m_allocator->GetResource(m_standard, mvTemporalBuffer, bufIndex))) |
| { |
| return MOS_STATUS_SUCCESS; |
| } |
| |
| CODECHAL_ENCODE_CHK_NULL_RETURN(m_hevcState); |
| |
| CODECHAL_ENCODE_CHK_NULL_RETURN(m_trackedBufCurrMvTemporal = (MOS_RESOURCE*)m_allocator->AllocateResource( |
| m_standard, m_hevcState->m_sizeOfMvTemporalBuffer, 1, mvTemporalBuffer, "mvTemporalBuffer", bufIndex, true)); |
| |
| return MOS_STATUS_SUCCESS; |
| } |
| |
| void CodechalEncodeTrackedBufferHevc::DeferredDeallocateOnResChange() |
| { |
| CodechalEncodeTrackedBuffer::DeferredDeallocateOnResChange(); |
| |
| // release MbCode buffer |
| if ((m_mbCodeAnteIdx != m_mbCodePenuIdx) && |
| (m_mbCodeAnteIdx != m_mbCodeCurrIdx)) |
| { |
| ReleaseMbCode(m_mbCodeAnteIdx); |
| } |
| } |
| |
| CodechalEncodeTrackedBufferHevc::CodechalEncodeTrackedBufferHevc(CodechalEncoderState* encoder) |
| : CodechalEncodeTrackedBuffer(encoder) |
| { |
| m_hevcState = dynamic_cast<CodechalEncodeHevcBase*>(encoder); |
| |
| // HEVC does not need to keep ref frame's PakObject, can use a size-3 ring buffer instead |
| m_mbCodeIsTracked = false; |
| |
| m_mbCodeAnteIdx = m_mbCodePenuIdx = m_mbCodeCurrIdx = 0; |
| } |