filter

package
v0.0.0-...-b5bc081 Latest Latest
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 Go to latest Published: Apr 1, 2015 License: MIT Imports: 6 Imported by: 5

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Index

Constants

This section is empty.

Variables

View Source 
var (
	ErrInvalidDuration = errors.New("invalid duration")
	ErrClipOutside     = errors.New("clip zone is outside video")
	ErrTruncatedChunk  = errors.New("chunk was truncated")
)

Functions

func EncodeFiltered 

func EncodeFiltered(w io.Writer, m *mp4.MP4, f Filter) error

EncodeFiltered encodes a media to a writer, filtering the media using the specified filter

Types

type Filter 

type Filter interface {
	// Updates the moov box
	FilterMoov(m *mp4.MoovBox) error
	// Filters the Mdat data and writes it to w
	FilterMdat(w io.Writer, m *mp4.MdatBox) error
}

func Clip 

func Clip(begin, duration time.Duration) Filter

Clip returns a filter that extracts a clip between begin and begin + duration (in seconds, starting at 0) Il will try to include a key frame at the beginning, and keeps the same chunks as the origin media

func Noop 

func Noop() Filter

Noop returns a filter that does nothing

Source Files

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