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Merge pull request #122 from abema/add-getters
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Add getters
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@sunfish-shogi
sunfish-shogi authored Oct 22, 2022
2 parents a57e601 + f826f41 commit 7d8e5a7
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Showing 3 changed files with 491 additions and 27 deletions.
275 changes: 275 additions & 0 deletions box_types.go
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Original file line number Diff line number Diff line change
Expand Up @@ -132,6 +132,61 @@ func (*Cslg) GetType() BoxType {
return BoxTypeCslg()
}

func (cslg *Cslg) GetCompositionToDTSShift() int64 {
switch cslg.GetVersion() {
case 0:
return int64(cslg.CompositionToDTSShiftV0)
case 1:
return cslg.CompositionToDTSShiftV1
default:
return 0
}
}

func (cslg *Cslg) GetLeastDecodeToDisplayDelta() int64 {
switch cslg.GetVersion() {
case 0:
return int64(cslg.LeastDecodeToDisplayDeltaV0)
case 1:
return cslg.LeastDecodeToDisplayDeltaV1
default:
return 0
}
}

func (cslg *Cslg) GetGreatestDecodeToDisplayDelta() int64 {
switch cslg.GetVersion() {
case 0:
return int64(cslg.GreatestDecodeToDisplayDeltaV0)
case 1:
return cslg.GreatestDecodeToDisplayDeltaV1
default:
return 0
}
}

func (cslg *Cslg) GetCompositionStartTime() int64 {
switch cslg.GetVersion() {
case 0:
return int64(cslg.CompositionStartTimeV0)
case 1:
return cslg.CompositionStartTimeV1
default:
return 0
}
}

func (cslg *Cslg) GetCompositionEndTime() int64 {
switch cslg.GetVersion() {
case 0:
return int64(cslg.CompositionEndTimeV0)
case 1:
return cslg.CompositionEndTimeV1
default:
return 0
}
}

/*************************** ctts ****************************/

func BoxTypeCtts() BoxType { return StrToBoxType("ctts") }
Expand Down Expand Up @@ -166,6 +221,17 @@ func (ctts *Ctts) GetFieldLength(name string, ctx Context) uint {
panic(fmt.Errorf("invalid name of dynamic-length field: boxType=ctts fieldName=%s", name))
}

func (ctts *Ctts) GetSampleOffset(index int) int64 {
switch ctts.GetVersion() {
case 0:
return int64(ctts.Entries[index].SampleOffsetV0)
case 1:
return int64(ctts.Entries[index].SampleOffsetV1)
default:
return 0
}
}

/*************************** dinf ****************************/

func BoxTypeDinf() BoxType { return StrToBoxType("dinf") }
Expand Down Expand Up @@ -308,6 +374,28 @@ func (elst *Elst) GetFieldLength(name string, ctx Context) uint {
panic(fmt.Errorf("invalid name of dynamic-length field: boxType=elst fieldName=%s", name))
}

func (elst *Elst) GetSegmentDuration(index int) uint64 {
switch elst.GetVersion() {
case 0:
return uint64(elst.Entries[index].SegmentDurationV0)
case 1:
return elst.Entries[index].SegmentDurationV1
default:
return 0
}
}

func (elst *Elst) GetMediaTime(index int) int64 {
switch elst.GetVersion() {
case 0:
return int64(elst.Entries[index].MediaTimeV0)
case 1:
return elst.Entries[index].MediaTimeV1
default:
return 0
}
}

/*************************** emsg ****************************/

func BoxTypeEmsg() BoxType { return StrToBoxType("emsg") }
Expand Down Expand Up @@ -893,6 +981,39 @@ func (*Mdhd) GetType() BoxType {
return BoxTypeMdhd()
}

func (mdhd *Mdhd) GetCreationTime() uint64 {
switch mdhd.GetVersion() {
case 0:
return uint64(mdhd.CreationTimeV0)
case 1:
return mdhd.CreationTimeV1
default:
return 0
}
}

func (mdhd *Mdhd) GetModificationTime() uint64 {
switch mdhd.GetVersion() {
case 0:
return uint64(mdhd.ModificationTimeV0)
case 1:
return mdhd.ModificationTimeV1
default:
return 0
}
}

func (mdhd *Mdhd) GetDuration() uint64 {
switch mdhd.GetVersion() {
case 0:
return uint64(mdhd.DurationV0)
case 1:
return mdhd.DurationV1
default:
return 0
}
}

/*************************** mdia ****************************/

func BoxTypeMdia() BoxType { return StrToBoxType("mdia") }
Expand Down Expand Up @@ -931,6 +1052,17 @@ func (*Mehd) GetType() BoxType {
return BoxTypeMehd()
}

func (mdhd *Mehd) GetFragmentDuration() uint64 {
switch mdhd.GetVersion() {
case 0:
return uint64(mdhd.FragmentDurationV0)
case 1:
return mdhd.FragmentDurationV1
default:
return 0
}
}

/*************************** meta ****************************/

func BoxTypeMeta() BoxType { return StrToBoxType("meta") }
Expand Down Expand Up @@ -1136,6 +1268,39 @@ func (mvhd *Mvhd) StringifyField(name string, indent string, depth int, ctx Cont
}
}

func (mvhd *Mvhd) GetCreationTime() uint64 {
switch mvhd.GetVersion() {
case 0:
return uint64(mvhd.CreationTimeV0)
case 1:
return mvhd.CreationTimeV1
default:
return 0
}
}

func (mvhd *Mvhd) GetModificationTime() uint64 {
switch mvhd.GetVersion() {
case 0:
return uint64(mvhd.ModificationTimeV0)
case 1:
return mvhd.ModificationTimeV1
default:
return 0
}
}

func (mvhd *Mvhd) GetDuration() uint64 {
switch mvhd.GetVersion() {
case 0:
return uint64(mvhd.DurationV0)
case 1:
return mvhd.DurationV1
default:
return 0
}
}

// GetRate returns value of rate as float64
func (mvhd *Mvhd) GetRate() float64 {
return float64(mvhd.Rate) / (1 << 16)
Expand Down Expand Up @@ -1233,6 +1398,17 @@ func (*Saio) GetType() BoxType {
return BoxTypeSaio()
}

func (saio *Saio) GetOffset(index int) uint64 {
switch saio.GetVersion() {
case 0:
return uint64(saio.OffsetV0[index])
case 1:
return saio.OffsetV1[index]
default:
return 0
}
}

/*************************** saiz ****************************/

func BoxTypeSaiz() BoxType { return StrToBoxType("saiz") }
Expand Down Expand Up @@ -1739,6 +1915,28 @@ func (sidx *Sidx) GetFieldLength(name string, ctx Context) uint {
panic(fmt.Errorf("invalid name of dynamic-length field: boxType=sidx fieldName=%s", name))
}

func (sidx *Sidx) GetEarliestPresentationTime() uint64 {
switch sidx.GetVersion() {
case 0:
return uint64(sidx.EarliestPresentationTimeV0)
case 1:
return sidx.EarliestPresentationTimeV1
default:
return 0
}
}

func (sidx *Sidx) GetFirstOffset() uint64 {
switch sidx.GetVersion() {
case 0:
return uint64(sidx.FirstOffsetV0)
case 1:
return sidx.FirstOffsetV1
default:
return 0
}
}

/*************************** sinf ****************************/

func BoxTypeSinf() BoxType { return StrToBoxType("sinf") }
Expand Down Expand Up @@ -2070,6 +2268,17 @@ func (*Tfdt) GetType() BoxType {
return BoxTypeTfdt()
}

func (tfdt *Tfdt) GetBaseMediaDecodeTime() uint64 {
switch tfdt.GetVersion() {
case 0:
return uint64(tfdt.BaseMediaDecodeTimeV0)
case 1:
return tfdt.BaseMediaDecodeTimeV1
default:
return 0
}
}

/*************************** tfhd ****************************/

func BoxTypeTfhd() BoxType { return StrToBoxType("tfhd") }
Expand Down Expand Up @@ -2180,6 +2389,28 @@ func (tfra *Tfra) GetFieldLength(name string, ctx Context) uint {
panic(fmt.Errorf("invalid name of dynamic-length field: boxType=tfra fieldName=%s", name))
}

func (tfra *Tfra) GetTime(index int) uint64 {
switch tfra.GetVersion() {
case 0:
return uint64(tfra.Entries[index].TimeV0)
case 1:
return tfra.Entries[index].TimeV1
default:
return 0
}
}

func (tfra *Tfra) GetMoofOffset(index int) uint64 {
switch tfra.GetVersion() {
case 0:
return uint64(tfra.Entries[index].MoofOffsetV0)
case 1:
return tfra.Entries[index].MoofOffsetV1
default:
return 0
}
}

/*************************** tkhd ****************************/

func BoxTypeTkhd() BoxType { return StrToBoxType("tkhd") }
Expand Down Expand Up @@ -2227,6 +2458,39 @@ func (tkhd *Tkhd) StringifyField(name string, indent string, depth int, ctx Cont
}
}

func (tkhd *Tkhd) GetCreationTime() uint64 {
switch tkhd.GetVersion() {
case 0:
return uint64(tkhd.CreationTimeV0)
case 1:
return tkhd.CreationTimeV1
default:
return 0
}
}

func (tkhd *Tkhd) GetModificationTime() uint64 {
switch tkhd.GetVersion() {
case 0:
return uint64(tkhd.ModificationTimeV0)
case 1:
return tkhd.ModificationTimeV1
default:
return 0
}
}

func (tkhd *Tkhd) GetDuration() uint64 {
switch tkhd.GetVersion() {
case 0:
return uint64(tkhd.DurationV0)
case 1:
return tkhd.DurationV1
default:
return 0
}
}

// GetWidth returns value of width as float64
func (tkhd *Tkhd) GetWidth() float64 {
return float64(tkhd.Width) / (1 << 16)
Expand Down Expand Up @@ -2389,6 +2653,17 @@ func (trun *Trun) GetFieldLength(name string, ctx Context) uint {
panic(fmt.Errorf("invalid name of dynamic-length field: boxType=trun fieldName=%s", name))
}

func (trun *Trun) GetSampleCompositionTimeOffset(index int) int64 {
switch trun.GetVersion() {
case 0:
return int64(trun.Entries[index].SampleCompositionTimeOffsetV0)
case 1:
return int64(trun.Entries[index].SampleCompositionTimeOffsetV1)
default:
return 0
}
}

/*************************** udta ****************************/

func BoxTypeUdta() BoxType { return StrToBoxType("udta") }
Expand Down
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