mp4/MediaInformationBox.go
2024-12-03 19:24:00 +01:00

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// Copyright 2024 Martin Riedl
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
package gomp4
// MediaInformationBox media information box struct
// 8.4.4 Media Information Box
//
// Box Type: minf
// Container: Media Box (mdia)
// Mandatory: Yes
// Quantity: Exactly one
//
// This box contains all the objects that declare characteristic information of the media in the track.
type MediaInformationBox struct {
*Box
ChildBoxes []any
}
// BoxTypeMediaInformation Media Information Box
const BoxTypeMediaInformation = "minf"
func init() {
BoxDefinitions = append(BoxDefinitions, BoxDefinition{
Type: BoxTypeMediaInformation,
ParentTypes: []string{BoxTypeMedia},
Parser: ParseMediaInformationBox,
})
}
// ParseMediaInformationBox creates a new media information box struct based on bytes
func ParseMediaInformationBox(parser *Parser, filePosition uint64, headerSize uint32, content []byte) (any, error) {
box := &MediaBox{Box: &Box{filePosition, headerSize}}
// parse child boxes
var err error
box.ChildBoxes, err = box.parseChildBoxes(parser, BoxTypeMediaInformation, filePosition, content)
return box, err
}