//Free a memory block which has been allocated with av_malloc(z)() or av_realloc() and set the pointer pointing to it to NULL.
func AvFreep(p unsafe.Pointer) {
C.av_freep(p)
}
func (this *CodecCtx) Free() {
C.av_freep(unsafe.Pointer(&this.avCodecCtx))
}
func (this *CodecCtx) Release() {
C.avcodec_close(this.avCodecCtx)
C.av_freep(unsafe.Pointer(&this.avCodecCtx))
}
func (this *CodecCtx) CloseAndRelease() {
this.Close()
C.av_freep(unsafe.Pointer(&this.avCodecCtx))
}