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2fc0a71a47
Move scalar into own package. Split scalar code into decode related scalar code (that reads etc) and scalar code that just transform the scalar value. Use a scalar.Mapper interface instead of just a function. Make mappers, assert and validat impement the interface.
33 lines
938 B
Go
33 lines
938 B
Go
package vpx
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// https://www.webmproject.org/vp9/mp4/
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import (
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"github.com/wader/fq/format"
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"github.com/wader/fq/format/registry"
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"github.com/wader/fq/pkg/decode"
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)
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func init() {
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registry.MustRegister(decode.Format{
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Name: format.VPX_CCR,
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Description: "VPX Codec Configuration Record",
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DecodeFn: vpxCCRDecode,
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})
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}
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func vpxCCRDecode(d *decode.D, in interface{}) interface{} {
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d.FieldU8("profile")
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d.FieldU8("level", vpxLevelNames)
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d.FieldU4("bit_depth")
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d.FieldU3("chroma_subsampling", vpxChromeSubsamplingNames)
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d.FieldU1("video_full_range_flag")
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d.FieldU8("colour_primaries", format.ISO_23091_2_ColourPrimariesMap)
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d.FieldU8("transfer_characteristics", format.ISO_23091_2_TransferCharacteristicMap)
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d.FieldU8("matrix_coefficients", format.ISO_23091_2_MatrixCoefficients)
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_ = d.FieldU16("codec_initialization_data_size")
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// d.FieldRawLen("codec_initialization_data", int64(initDataSize)*8)
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return nil
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}
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