mirror of
https://github.com/superseriousbusiness/gotosocial.git
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54 lines
1.4 KiB
Go
54 lines
1.4 KiB
Go
package mp4
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// https://www.webmproject.org/vp9/mp4/
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/*************************** vp08 ****************************/
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func BoxTypeVp08() BoxType { return StrToBoxType("vp08") }
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func init() {
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AddAnyTypeBoxDef(&VisualSampleEntry{}, BoxTypeVp08())
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}
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/*************************** vp09 ****************************/
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func BoxTypeVp09() BoxType { return StrToBoxType("vp09") }
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func init() {
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AddAnyTypeBoxDef(&VisualSampleEntry{}, BoxTypeVp09())
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}
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/*************************** VpcC ****************************/
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func BoxTypeVpcC() BoxType { return StrToBoxType("vpcC") }
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func init() {
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AddBoxDef(&VpcC{})
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}
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type VpcC struct {
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FullBox `mp4:"0,extend"`
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Profile uint8 `mp4:"1,size=8"`
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Level uint8 `mp4:"2,size=8"`
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BitDepth uint8 `mp4:"3,size=4"`
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ChromaSubsampling uint8 `mp4:"4,size=3"`
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VideoFullRangeFlag uint8 `mp4:"5,size=1"`
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ColourPrimaries uint8 `mp4:"6,size=8"`
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TransferCharacteristics uint8 `mp4:"7,size=8"`
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MatrixCoefficients uint8 `mp4:"8,size=8"`
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CodecInitializationDataSize uint16 `mp4:"9,size=16"`
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CodecInitializationData []uint8 `mp4:"10,size=8,len=dynamic"`
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}
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func (VpcC) GetType() BoxType {
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return BoxTypeVpcC()
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}
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func (vpcc VpcC) GetFieldLength(name string, ctx Context) uint {
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switch name {
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case "CodecInitializationData":
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return uint(vpcc.CodecInitializationDataSize)
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}
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return 0
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}
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