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Defense against timebase with denominator 0

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This commit is contained in:
Xavier Drudis
2025-01-02 11:13:04 -08:00
committed by Eric Daniels
parent d5e07a1bcf
commit 40358b3d1e
1 changed files with 6 additions and 0 deletions
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6
pkg/media/ivfwriter/ivfwriter.go
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@@ -29,6 +29,8 @@ const (
ivfFileHeaderSignature = "DKIF" ivfFileHeaderSignature = "DKIF"
) )
var errInvalidMediaTimebase = errors.New("invalid media timebase")
// IVFWriter is used to take RTP packets and write them to an IVF on disk // IVFWriter is used to take RTP packets and write them to an IVF on disk
type IVFWriter struct { type IVFWriter struct {
ioWriter io.Writer ioWriter io.Writer
@@ -90,6 +92,10 @@ func NewWith(out io.Writer, opts ...Option) (*IVFWriter, error) {
if err := writer.writeHeader(); err != nil { if err := writer.writeHeader(); err != nil {
return nil, err return nil, err
} }
if writer.timebaseDenominator == 0 {
return nil, errInvalidMediaTimebase
}
return writer, nil return writer, nil
} }