Program params and enum Discardxx

[oldma3095]

Program.Flags()
Program.SetFlags(f int)
Program.Discard()
Program.SetDiscard(d Discard)
Program.StreamIndex()
Program.Metadata()
Program.SetMetadata(d *Dictionary)
Program.ProgramNum()
Program.SetProgramNum(n int)
Program.PmtPid()
Program.PcrPid()
Program.PmtVersion()
Program.StartTime()
Program.EndTime()
Program.PtsWrapReference()
Program.PtsWrapBehavior()

DiscardNone          = Discard(C.AVDISCARD_NONE)     // discard nothing
DiscardDefault       = Discard(C.AVDISCARD_DEFAULT)  // discard useless packets like 0 size packets in avi
DiscardNonRef        = Discard(C.AVDISCARD_NONREF)   // discard all non reference
DiscardBidirectional = Discard(C.AVDISCARD_BIDIR)    // discard all bidirectional frames
DiscardNonIntra      = Discard(C.AVDISCARD_NONINTRA) // discard all non intra frames
DiscardNonKey        = Discard(C.AVDISCARD_NONKEY)   // discard all frames except keyframes
DiscardAll           = Discard(C.AVDISCARD_ALL)      // discard all

[oldma3095]

add two functions.
CodecContext.MaxBFrames()
CodecContext.SetMaxBFrames(n int)

[asticode]

add two functions. CodecContext.MaxBFrames() CodecContext.SetMaxBFrames(n int)

Can you please create another PR for this?

[oldma3095]

add two functions. CodecContext.MaxBFrames() CodecContext.SetMaxBFrames(n int)

Can you please create another PR for this?

i will create a new pr.
merge this pr first plz.

[asticode]

merge this pr first plz

Sure, I'm waiting for my last comments to be addressed first 👍

[asticode]

Thanks a lot for sticking with this PR! ❤️

[asticode]

FYI I've removed Program.StreamIndex() and Program.SetStreamIndex() since I realized program.stream_index is in fact an array of stream indexes and was already made available by Program.Streams() 👍