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fq/format/mpeg/hevc_au.go
Mattias Wadman 1b32b42f93 decode: Major decode API refactor
Generate more code
More generic and comfortable API
Improve and Update format decoder to new API
Add some more format tests
2021-11-15 21:12:07 +01:00

39 lines
828 B
Go

package mpeg
import (
"github.com/wader/fq/format"
"github.com/wader/fq/format/registry"
"github.com/wader/fq/pkg/decode"
)
var hevcAUNALFormat []*decode.Format
func init() {
registry.MustRegister(&decode.Format{
Name: format.HEVC_AU,
Description: "H.265/HEVC Access Unit",
DecodeFn: hevcAUDecode,
RootArray: true,
RootName: "access_unit",
Dependencies: []decode.Dependency{
{Names: []string{format.HEVC_NALU}, Formats: &hevcAUNALFormat},
},
})
}
func hevcAUDecode(d *decode.D, in interface{}) interface{} {
hevcIn, ok := in.(format.HevcIn)
if !ok {
d.Invalid("hevcIn required")
}
for d.NotEnd() {
d.FieldStruct("nalu", func(d *decode.D) {
l := d.FieldU("length", int(hevcIn.LengthSize)*8)
d.FieldFormatLen("nalu", int64(l)*8, hevcAUNALFormat, nil)
})
}
return nil
}