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Add and update structs

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This commit is contained in:
lordwelch 2019-03-19 23:44:48 -07:00
parent 1bbe8260a5
commit cff8e957d4
1 changed files with 174 additions and 81 deletions
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255
main.go
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@ -12,53 +12,143 @@ import (
// User Operation mask table // User Operation mask table
const ( const (
ChapterSearchMask = 1 << iota UOChapterSearchMask = 1 << iota
TimeSearchMask UOTimeSearchMask
SkipToNextPointMask UOSkipToNextPointMask
SkipBackToPreviousPointMask UOSkipBackToPreviousPointMask
ForwardPlayMask UOForwardPlayMask
BackwardPlayMask UOBackwardPlayMask
PlayMask UOPlayMask
StopMask UOStopMask
PauseOnMask UOPauseOnMask
PauseOffMask UOPauseOffMask
StillOffMask UOStillOffMask
ResumeMask UOResumeMask
MoveUpSelectedButtonMask UOMoveUpSelectedButtonMask
MoveDownSelectedButtonMask UOMoveDownSelectedButtonMask
MoveLeftSelectedButtonMask UOMoveLeftSelectedButtonMask
MoveRightSelectedButtonMask UOMoveRightSelectedButtonMask
SelectButtonMask UOSelectButtonMask
ActivateAndActivateMask UOActivateAndActivateMask
SelectAndActivateMask UOSelectAndActivateMask
AudioChangeMask UOAudioChangeMask
PgTextstChangeMask UOPgTextstChangeMask
AngleChangeMask UOAngleChangeMask
PopupOnMask UOPopupOnMask
PopupOffMask UOPopupOffMask
SelectMenuLanguageMask UOSelectMenuLanguageMask
) )
// Playlist Flags // Playlist Flags
const ( const (
PlaylistRandomAccess = 1 << iota PFPlaylistRandomAccess = 1 << iota
AudioMixApp PFAudioMixApp
LosslessMayBypassMixer PFLosslessMayBypassMixer
reserved PFreserved
) )
// Angle Flags // Angle Flags
const ( const (
IsDifferentAudios = 1 << (iota + 7) AFIsDifferentAudios = 1 << (iota + 7)
IsSeamlessAngleChange AFIsSeamlessAngleChange
) )
// VideoType
const (
VTMPEG1Video = 0x01
VTMPEG2Video = 0x02
VTVC1 = 0xea
VTH264 = 0x1b
)
// AudioType
const (
ATMPEG1Audio = 0x03
ATMPEG2Audio = 0x04
ATLPCM = 0x80
ATAC3 = 0x81
ATDTS = 0x82
ATTRUEHD = 0x83
ATAC3Plus = 0x84
ATDTSHD = 0x85
ATDTSHDMaster = 0x86
)
// OtherType
const (
PresentationGraphics = 0x90
InteractiveGraphics = 0x91
TextSubtitle = 0x92
)
// VideoFormat
const (
VFReserved = iota
VF480I
VF576I
VF480P
VF1080I
VF720P
VF1080P
VF576P
)
// FrameRate
const (
FRReserved = iota
FR23976 // 23.976
FR24 // 24
FR25 // 25
FR2997 // 29.97
FR50 // 50
FR5994 // 59.94
)
// AspectRatio
const (
ARReserved = 0
AR43 = 2 //4:3
AR169 = 3 //16:9
)
// AudioPresentation
const (
APReserved = 0
APMono = 1
APDualMono = 2
APStereo = 3
APMulti = 6
APCombo = 12
)
// SampleRate
const (
SRReserved = 0
SR48 = 1
SR96 = 4
SR192 = 5
SR48192 = 12 // 48/192
SR4896 = 14 // 48/96
)
// CharacterCode
const (
ReservedCharacterCode = iota
UTF8
UTF16
ShiftJIS // Japanese
KSC5601 // Korean
GB18030 // Chinese
GB2312 // Chinese
BIG5 // Chinese
) // Chinese
// MPLS is a struct representing an MPLS file // MPLS is a struct representing an MPLS file
type MPLS struct { type MPLS struct {
Header string Header string
playlistStart int PlaylistStart int
playlistMarkStart int PlaylistMarkStart int
extensionDataStart int ExtensionDataStart int
AppInfoPlaylist AppInfoPlaylist AppInfoPlaylist AppInfoPlaylist
Playlist Playlist Playlist Playlist
} }
@ -74,30 +164,30 @@ type AppInfoPlaylist struct {
// Playlist sucks // Playlist sucks
type Playlist struct { type Playlist struct {
len int Len int
playItemCount uint16 PlayItemCount uint16
subPathCount uint16 SubPathCount uint16
playItems []PlayItem PlayItems []PlayItem
} }
// PlayItem contains information about a an item in the playlist // PlayItem contains information about a an item in the playlist
type PlayItem struct { type PlayItem struct {
len uint16 Len uint16
clpi CLPI Flags uint16 // multiangle/connection condition
flags uint16 // multiangle/connection condition StillTime uint16
STCID byte Clpi CLPI
inTime int InTime int
outTime int OutTime int
UOMask uint64 UOMask uint64
StillMode byte
STCID byte
RandomAccessFlag byte RandomAccessFlag byte
stillMode byte AngleCount byte
stillTime uint16 AngleFlags byte
angleCount byte Angles []CLPI
angleFlags byte
angles []CLPI
} }
// CLPI contains the filename and the codec ID // CLPI contains the fiLename and the codec ID
type CLPI struct { type CLPI struct {
ClipFile string ClipFile string
ClipID string // M2TS ClipID string // M2TS
@ -111,13 +201,13 @@ func main() {
} }
// Parse parses an MPLS file into an MPLS struct // Parse parses an MPLS file into an MPLS struct
func Parse(filename string) (Mpls MPLS, err error) { func Parse(fiLename string) (Mpls MPLS, err error) {
var ( var (
file *bytes.Reader file *bytes.Reader
f []byte f []byte
) )
f, err = ioutil.ReadFile(filepath.Clean(filename)) f, err = ioutil.ReadFile(filepath.Clean(fiLename))
if err != nil { if err != nil {
return MPLS{}, err return MPLS{}, err
} }
@ -148,20 +238,20 @@ func (Mpls *MPLS) Parse(file io.ReadSeeker) error {
Mpls.Header = str Mpls.Header = str
Mpls.playlistStart, err = readInt32(file, buf[:4]) Mpls.PlaylistStart, err = readInt32(file, buf[:4])
fmt.Println("int:", Mpls.playlistStart, "binary:", buf[:4]) fmt.Println("int:", Mpls.PlaylistStart, "binary:", buf[:4])
if err != nil { if err != nil {
return err return err
} }
Mpls.playlistMarkStart, err = readInt32(file, buf[:4]) Mpls.PlaylistMarkStart, err = readInt32(file, buf[:4])
fmt.Println("int:", Mpls.playlistMarkStart, "binary:", buf[:4]) fmt.Println("int:", Mpls.PlaylistMarkStart, "binary:", buf[:4])
if err != nil { if err != nil {
return err return err
} }
Mpls.extensionDataStart, err = readInt32(file, buf[:4]) Mpls.ExtensionDataStart, err = readInt32(file, buf[:4])
fmt.Println("int:", Mpls.extensionDataStart, "binary:", buf[:4]) fmt.Println("int:", Mpls.ExtensionDataStart, "binary:", buf[:4])
if err != nil { if err != nil {
return err return err
} }
@ -175,7 +265,7 @@ func (Mpls *MPLS) Parse(file io.ReadSeeker) error {
return err return err
} }
_, err = file.Seek(int64(Mpls.playlistStart), io.SeekStart) _, err = file.Seek(int64(Mpls.PlaylistStart), io.SeekStart)
if err != nil { if err != nil {
return err return err
} }
@ -230,8 +320,8 @@ func (p *Playlist) Parse(file io.ReadSeeker) error {
err error err error
) )
p.len, err = readInt32(file, buf[:]) p.Len, err = readInt32(file, buf[:])
fmt.Println("int:", p.len, "binary:", buf[:4]) fmt.Println("int:", p.Len, "binary:", buf[:4])
if err != nil { if err != nil {
return err return err
} }
@ -239,23 +329,23 @@ func (p *Playlist) Parse(file io.ReadSeeker) error {
if err != nil { if err != nil {
return err return err
} }
p.playItemCount, err = readUInt16(file, buf[:]) p.PlayItemCount, err = readUInt16(file, buf[:])
fmt.Println("int:", p.playItemCount, "binary:", buf[:2]) fmt.Println("int:", p.PlayItemCount, "binary:", buf[:2])
if err != nil { if err != nil {
return err return err
} }
p.subPathCount, err = readUInt16(file, buf[:]) p.SubPathCount, err = readUInt16(file, buf[:])
fmt.Println("int:", p.subPathCount, "binary:", buf[:2]) fmt.Println("int:", p.SubPathCount, "binary:", buf[:2])
if err != nil { if err != nil {
return err return err
} }
for i := 0; i < int(p.playItemCount); i++ { for i := 0; i < int(p.PlayItemCount); i++ {
var item PlayItem var item PlayItem
err = item.Parse(file) err = item.Parse(file)
if err != nil { if err != nil {
return err return err
} }
p.playItems = append(p.playItems, item) p.PlayItems = append(p.PlayItems, item)
} }
return nil return nil
@ -269,38 +359,41 @@ func (pi *PlayItem) Parse(file io.Reader) error {
err error err error
) )
pi.len, err = readUInt16(file, buf[:]) pi.Len, err = readUInt16(file, buf[:])
fmt.Println("int:", pi.len, "binary:", buf[:2]) fmt.Println("int:", pi.Len, "binary:", buf[:2])
if err != nil { if err != nil {
return err return err
} }
n, err = file.Read(buf[:9]) n, err = file.Read(buf[:9])
if err != nil || n != 9 { if err != nil || n != 9 {
return err return err
} }
str := string(buf[:9]) str := string(buf[:9])
if str[5:9] != "M2TS" { if str[5:9] != "M2TS" {
fmt.Fprintf(os.Stderr, "warning: this playlist may be faulty it has a play item that is '%s' not 'M2TS'", str[4:8]) fmt.Fprintf(os.Stderr, "warning: this playlist may be faulty it has a play item that is '%s' not 'M2TS'", str[4:8])
} }
pi.clpi.ClipFile = str[:5] pi.Clpi.ClipFile = str[:5]
pi.clpi.ClipID = str[5:9] pi.Clpi.ClipID = str[5:9]
pi.flags, err = readUInt16(file, buf[:]) pi.Flags, err = readUInt16(file, buf[:])
if err != nil { if err != nil {
return err return err
} }
n, err = file.Read(buf[:1]) n, err = file.Read(buf[:1])
if err != nil || n != 1 { if err != nil || n != 1 {
return err return err
} }
pi.STCID = buf[0] pi.STCID = buf[0]
pi.inTime, err = readInt32(file, buf[:]) pi.InTime, err = readInt32(file, buf[:])
if err != nil { if err != nil {
return err return err
} }
pi.outTime, err = readInt32(file, buf[:]) pi.OutTime, err = readInt32(file, buf[:])
if err != nil { if err != nil {
return err return err
} }
@ -320,33 +413,33 @@ func (pi *PlayItem) Parse(file io.Reader) error {
if err != nil || n != 1 { if err != nil || n != 1 {
return err return err
} }
pi.stillMode = buf[0] pi.StillMode = buf[0]
pi.stillTime, err = readUInt16(file, buf[:]) pi.StillTime, err = readUInt16(file, buf[:])
if err != nil { if err != nil {
return err return err
} }
if pi.flags&1 == 1 { if pi.Flags&1 == 1 {
n, err = file.Read(buf[:1]) n, err = file.Read(buf[:1])
if err != nil || n != 1 { if err != nil || n != 1 {
return err return err
} }
pi.angleCount = buf[0] pi.AngleCount = buf[0]
n, err = file.Read(buf[:1]) n, err = file.Read(buf[:1])
if err != nil || n != 1 { if err != nil || n != 1 {
return err return err
} }
pi.angleFlags = buf[0] pi.AngleFlags = buf[0]
for i := 0; i < int(pi.angleCount); i++ { for i := 0; i < int(pi.AngleCount); i++ {
var angle CLPI var angle CLPI
err = angle.Parse(file) err = angle.Parse(file)
if err != nil { if err != nil {
return err return err
} }
pi.angles = append(pi.angles, angle) pi.Angles = append(pi.Angles, angle)
} }
} }