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112 lines
3.4 KiB
112 lines
3.4 KiB
/*
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* Copyright (C) 2018 The Android Open Source Project
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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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#ifndef ANDROID_STAGEFRIGHT_C2PARAM_INTERNAL_H_
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#define ANDROID_STAGEFRIGHT_C2PARAM_INTERNAL_H_
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#include <C2Param.h>
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struct C2_HIDE _C2ParamInspector {
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inline static uint32_t GetOffset(const C2FieldDescriptor &fd) {
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return fd._mFieldId._mOffset;
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}
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inline static void SetOffset(C2FieldDescriptor &fd, uint32_t offset) {
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fd._mFieldId._mOffset = offset;
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}
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inline static uint32_t GetEndOffset(const C2FieldDescriptor &fd, uint32_t paramSize = 0) {
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uint32_t endOffset = fd._mFieldId._mOffset + fd._mExtent * fd._mFieldId._mSize;
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/// for flex parameters return paramSize if given
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return fd._mExtent ? endOffset : std::max(endOffset, paramSize);
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}
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inline static uint32_t GetSize(const C2FieldDescriptor &fd) {
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return fd._mFieldId._mSize;
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}
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inline static uint32_t GetIndex(const C2ParamField &pf) {
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return pf._mIndex;
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}
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inline static uint32_t GetOffset(const C2ParamField &pf) {
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return pf._mFieldId._mOffset;
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}
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inline static uint32_t GetSize(const C2ParamField &pf) {
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return pf._mFieldId._mSize;
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}
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inline static uint32_t GetOffset(const _C2FieldId &f) {
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return f._mOffset;
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}
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inline static uint32_t GetSize(const _C2FieldId &f) {
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return f._mSize;
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}
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inline static _C2FieldId GetField(const C2FieldDescriptor &fd) {
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return fd._mFieldId;
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}
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inline static uint32_t GetAttrib(const C2ParamDescriptor &pd) {
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return pd._mAttrib;
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}
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inline static _C2FieldId GetField(const C2ParamField &pf) {
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return pf._mFieldId;
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}
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inline static
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C2ParamField CreateParamField(C2Param::Index index, uint32_t offset, uint32_t size) {
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return C2ParamField(index, offset, size);
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}
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inline static
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C2ParamField CreateParamField(C2Param::Index index, _C2FieldId field) {
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return C2ParamField(index, field._mOffset, field._mSize);
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}
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inline static
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void TrimParam(C2Param *param, uint32_t newSize) {
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if (param && *param && param->size() > newSize && newSize >= sizeof(C2Param)) {
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param->_mSize = newSize;
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}
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}
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inline static void AddNamedValues(
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C2FieldDescriptor &fd, C2FieldDescriptor::NamedValuesType &&namedValues) {
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fd._mNamedValues = std::move(namedValues);
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}
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inline static
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C2StructDescriptor CreateStructDescriptor(C2Param::CoreIndex index,
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std::vector<C2FieldDescriptor> &&fields) {
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return C2StructDescriptor(index, std::move(fields));
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}
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inline static
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C2FieldDescriptor OffsetFieldDescriptor(const C2FieldDescriptor &fd, size_t offset) {
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return C2FieldDescriptor(fd, offset);
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}
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// expose attributes
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typedef C2ParamDescriptor::attrib_t attrib_t;
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};
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#endif // ANDROID_STAGEFRIGHT_C2PARAM_INTERNAL_H_
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