1
1
mirror of https://github.com/wader/fq.git synced 2024-11-27 14:14:58 +03:00
fq/format/vpx/vpx_ccr.go
2021-11-29 00:37:22 +01:00

33 lines
1018 B
Go

package vpx
// https://www.webmproject.org/vp9/mp4/
import (
"github.com/wader/fq/format"
"github.com/wader/fq/format/registry"
"github.com/wader/fq/pkg/decode"
)
func init() {
registry.MustRegister(decode.Format{
Name: format.VPX_CCR,
Description: "VPX Codec Configuration Record",
DecodeFn: vpxCCRDecode,
})
}
func vpxCCRDecode(d *decode.D, in interface{}) interface{} {
d.FieldU8("profile")
d.FieldU8("level", d.MapUToStrSym(vpxLevelNames))
d.FieldU4("bit_depth")
d.FieldU3("chroma_subsampling", d.MapUToStrSym(vpxChromeSubsamplingNames))
d.FieldU1("video_full_range_flag")
d.FieldU8("colour_primaries", d.MapUToScalar(format.ISO_23091_2_ColourPrimariesMap))
d.FieldU8("transfer_characteristics", d.MapUToScalar(format.ISO_23091_2_TransferCharacteristicMap))
d.FieldU8("matrix_coefficients", d.MapUToScalar(format.ISO_23091_2_MatrixCoefficients))
_ = d.FieldU16("codec_initialization_data_size")
// d.FieldRawLen("codec_initialization_data", int64(initDataSize)*8)
return nil
}