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mp4: fix fmt

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This commit is contained in:
nareix 2016-07-29 07:10:41 +08:00
parent 6752dafead
commit 525606422e
1 changed files with 4 additions and 18 deletions
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22
format/mp4/demuxer.go
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@ -3,20 +3,15 @@ package mp4
import (
"time"
"fmt"
"github.com/nareix/pio"
"github.com/nareix/joy4/av"
"github.com/nareix/joy4/codec/aacparser"
"github.com/nareix/joy4/codec/h264parser"
"github.com/nareix/joy4/format/mp4/mp4io"
"io"
"bufio"
)
type Demuxer struct {
r io.ReadSeeker
bufr *bufio.Reader
rpos int64
streams []*Stream
movieAtom *mp4io.Movie
}
@ -24,7 +19,6 @@ type Demuxer struct {
func NewDemuxer(r io.ReadSeeker) *Demuxer {
return &Demuxer{
r: r,
bufr: bufio.NewReaderSize(r, pio.RecommendBufioSize),
}
}
@ -39,20 +33,12 @@ func (self *Demuxer) Streams() (streams []av.CodecData, err error) {
}
func (self *Demuxer) readat(pos int64, b []byte) (err error) {
if pos < self.rpos || pos > self.rpos+int64(pio.RecommendBufioSize) {
self.bufr.Reset(self.r)
if _, err = self.r.Seek(pos, 0); err != nil {
return
}
} else if pos != self.rpos {
if _, err = self.bufr.Discard(int(pos-self.rpos)); err != nil {
return
}
}
if _, err = io.ReadFull(self.bufr, b); err != nil {
if _, err = self.r.Seek(pos, 0); err != nil {
return
}
if _, err = io.ReadFull(self.r, b); err != nil {
return
}
self.rpos = pos+int64(len(b))
return
}